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doc: Re-order sections of "28.4. Progress Reporting"
BEFORE 28.4.1. ANALYZE Progress Reporting 28.4.2. CREATE INDEX Progress Reporting 28.4.3. VACUUM Progress Reporting 28.4.4. CLUSTER Progress Reporting 28.4.5. Base Backup Progress Reporting 28.4.6. COPY Progress Reporting AFTER 28.4.1. ANALYZE Progress Reporting 28.4.2. CLUSTER Progress Reporting 28.4.3. COPY Progress Reporting 28.4.4. CREATE INDEX Progress Reporting 28.4.5. VACUUM Progress Reporting 28.4.6. Base Backup Progress Reporting Author: Peter Smith <peter.b.smith@fujitsu.com> Reviewed-by: Tom Lane <tgl@sss.pgh.pa.us> Discussion: https://www.postgresql.org/message-id/flat/CAHut+Pv8Oa7v06hJb3+HzCtM2u-3oHWMdvXVHhvi7ofB83pNbg@mail.gmail.com
This commit is contained in:
Peter Eisentraut
parent
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6573643501
@ -6012,6 +6012,362 @@ FROM pg_stat_get_backend_idset() AS backendid;
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</note>
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</sect2>
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<sect2 id="cluster-progress-reporting">
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<title>CLUSTER Progress Reporting</title>
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<indexterm>
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<primary>pg_stat_progress_cluster</primary>
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</indexterm>
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<para>
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Whenever <command>CLUSTER</command> or <command>VACUUM FULL</command> is
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running, the <structname>pg_stat_progress_cluster</structname> view will
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contain a row for each backend that is currently running either command.
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The tables below describe the information that will be reported and
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provide information about how to interpret it.
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</para>
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<table id="pg-stat-progress-cluster-view" xreflabel="pg_stat_progress_cluster">
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<title><structname>pg_stat_progress_cluster</structname> View</title>
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<tgroup cols="1">
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<thead>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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Column Type
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</para>
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<para>
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Description
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</para></entry>
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</row>
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</thead>
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<tbody>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>pid</structfield> <type>integer</type>
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</para>
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<para>
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Process ID of backend.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>datid</structfield> <type>oid</type>
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</para>
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<para>
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OID of the database to which this backend is connected.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>datname</structfield> <type>name</type>
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</para>
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<para>
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Name of the database to which this backend is connected.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>relid</structfield> <type>oid</type>
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</para>
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<para>
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OID of the table being clustered.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>command</structfield> <type>text</type>
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</para>
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<para>
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The command that is running. Either <literal>CLUSTER</literal> or <literal>VACUUM FULL</literal>.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>phase</structfield> <type>text</type>
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</para>
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<para>
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Current processing phase. See <xref linkend="cluster-phases"/>.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>cluster_index_relid</structfield> <type>oid</type>
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</para>
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<para>
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If the table is being scanned using an index, this is the OID of the
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index being used; otherwise, it is zero.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>heap_tuples_scanned</structfield> <type>bigint</type>
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</para>
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<para>
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Number of heap tuples scanned.
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This counter only advances when the phase is
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<literal>seq scanning heap</literal>,
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<literal>index scanning heap</literal>
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or <literal>writing new heap</literal>.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>heap_tuples_written</structfield> <type>bigint</type>
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</para>
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<para>
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Number of heap tuples written.
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This counter only advances when the phase is
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<literal>seq scanning heap</literal>,
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<literal>index scanning heap</literal>
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or <literal>writing new heap</literal>.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>heap_blks_total</structfield> <type>bigint</type>
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</para>
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<para>
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Total number of heap blocks in the table. This number is reported
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as of the beginning of <literal>seq scanning heap</literal>.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>heap_blks_scanned</structfield> <type>bigint</type>
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</para>
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<para>
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Number of heap blocks scanned. This counter only advances when the
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phase is <literal>seq scanning heap</literal>.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>index_rebuild_count</structfield> <type>bigint</type>
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</para>
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<para>
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Number of indexes rebuilt. This counter only advances when the phase
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is <literal>rebuilding index</literal>.
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</para></entry>
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</row>
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</tbody>
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</tgroup>
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</table>
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<table id="cluster-phases">
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<title>CLUSTER and VACUUM FULL Phases</title>
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<tgroup cols="2">
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<colspec colname="col1" colwidth="1*"/>
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<colspec colname="col2" colwidth="2*"/>
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<thead>
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<row>
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<entry>Phase</entry>
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<entry>Description</entry>
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</row>
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</thead>
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<tbody>
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<row>
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<entry><literal>initializing</literal></entry>
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<entry>
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The command is preparing to begin scanning the heap. This phase is
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expected to be very brief.
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</entry>
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</row>
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<row>
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<entry><literal>seq scanning heap</literal></entry>
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<entry>
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The command is currently scanning the table using a sequential scan.
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</entry>
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</row>
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<row>
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<entry><literal>index scanning heap</literal></entry>
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<entry>
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<command>CLUSTER</command> is currently scanning the table using an index scan.
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</entry>
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</row>
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<row>
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<entry><literal>sorting tuples</literal></entry>
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<entry>
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<command>CLUSTER</command> is currently sorting tuples.
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</entry>
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</row>
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<row>
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<entry><literal>writing new heap</literal></entry>
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<entry>
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<command>CLUSTER</command> is currently writing the new heap.
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</entry>
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</row>
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<row>
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<entry><literal>swapping relation files</literal></entry>
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<entry>
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The command is currently swapping newly-built files into place.
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</entry>
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</row>
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<row>
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<entry><literal>rebuilding index</literal></entry>
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<entry>
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The command is currently rebuilding an index.
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</entry>
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</row>
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<row>
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<entry><literal>performing final cleanup</literal></entry>
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<entry>
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The command is performing final cleanup. When this phase is
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completed, <command>CLUSTER</command>
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or <command>VACUUM FULL</command> will end.
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</entry>
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</row>
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</tbody>
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</tgroup>
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</table>
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</sect2>
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<sect2 id="copy-progress-reporting">
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<title>COPY Progress Reporting</title>
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<indexterm>
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<primary>pg_stat_progress_copy</primary>
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</indexterm>
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<para>
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Whenever <command>COPY</command> is running, the
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<structname>pg_stat_progress_copy</structname> view will contain one row
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for each backend that is currently running a <command>COPY</command> command.
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The table below describes the information that will be reported and provides
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information about how to interpret it.
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</para>
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<table id="pg-stat-progress-copy-view" xreflabel="pg_stat_progress_copy">
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<title><structname>pg_stat_progress_copy</structname> View</title>
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<tgroup cols="1">
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<thead>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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Column Type
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</para>
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<para>
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Description
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</para></entry>
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</row>
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</thead>
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<tbody>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>pid</structfield> <type>integer</type>
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</para>
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<para>
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Process ID of backend.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>datid</structfield> <type>oid</type>
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</para>
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<para>
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OID of the database to which this backend is connected.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>datname</structfield> <type>name</type>
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</para>
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<para>
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Name of the database to which this backend is connected.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>relid</structfield> <type>oid</type>
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</para>
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<para>
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OID of the table on which the <command>COPY</command> command is
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executed. It is set to <literal>0</literal> if copying from a
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<command>SELECT</command> query.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>command</structfield> <type>text</type>
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</para>
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<para>
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The command that is running: <literal>COPY FROM</literal>, or
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<literal>COPY TO</literal>.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>type</structfield> <type>text</type>
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</para>
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<para>
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The io type that the data is read from or written to:
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<literal>FILE</literal>, <literal>PROGRAM</literal>,
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<literal>PIPE</literal> (for <command>COPY FROM STDIN</command> and
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<command>COPY TO STDOUT</command>), or <literal>CALLBACK</literal>
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(used for example during the initial table synchronization in
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logical replication).
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>bytes_processed</structfield> <type>bigint</type>
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</para>
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<para>
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Number of bytes already processed by <command>COPY</command> command.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>bytes_total</structfield> <type>bigint</type>
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</para>
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<para>
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Size of source file for <command>COPY FROM</command> command in bytes.
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It is set to <literal>0</literal> if not available.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>tuples_processed</structfield> <type>bigint</type>
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</para>
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<para>
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Number of tuples already processed by <command>COPY</command> command.
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>tuples_excluded</structfield> <type>bigint</type>
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</para>
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<para>
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Number of tuples not processed because they were excluded by the
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<command>WHERE</command> clause of the <command>COPY</command> command.
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</para></entry>
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</row>
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</tbody>
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</tgroup>
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</table>
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</sect2>
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<sect2 id="create-index-progress-reporting">
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<title>CREATE INDEX Progress Reporting</title>
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@ -6542,229 +6898,6 @@ FROM pg_stat_get_backend_idset() AS backendid;
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</tbody>
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</tgroup>
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</table>
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</sect2>
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<sect2 id="cluster-progress-reporting">
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<title>CLUSTER Progress Reporting</title>
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<indexterm>
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<primary>pg_stat_progress_cluster</primary>
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</indexterm>
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<para>
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Whenever <command>CLUSTER</command> or <command>VACUUM FULL</command> is
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running, the <structname>pg_stat_progress_cluster</structname> view will
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contain a row for each backend that is currently running either command.
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The tables below describe the information that will be reported and
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provide information about how to interpret it.
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</para>
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<table id="pg-stat-progress-cluster-view" xreflabel="pg_stat_progress_cluster">
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<title><structname>pg_stat_progress_cluster</structname> View</title>
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<tgroup cols="1">
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<thead>
|
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<row>
|
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<entry role="catalog_table_entry"><para role="column_definition">
|
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Column Type
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</para>
|
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<para>
|
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Description
|
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</para></entry>
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</row>
|
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</thead>
|
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|
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<tbody>
|
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<row>
|
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<entry role="catalog_table_entry"><para role="column_definition">
|
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<structfield>pid</structfield> <type>integer</type>
|
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</para>
|
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<para>
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Process ID of backend.
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</para></entry>
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</row>
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|
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<row>
|
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<entry role="catalog_table_entry"><para role="column_definition">
|
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<structfield>datid</structfield> <type>oid</type>
|
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</para>
|
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<para>
|
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OID of the database to which this backend is connected.
|
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</para></entry>
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</row>
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|
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<row>
|
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<entry role="catalog_table_entry"><para role="column_definition">
|
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<structfield>datname</structfield> <type>name</type>
|
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</para>
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<para>
|
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Name of the database to which this backend is connected.
|
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</para></entry>
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</row>
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|
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
|
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<structfield>relid</structfield> <type>oid</type>
|
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</para>
|
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<para>
|
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OID of the table being clustered.
|
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</para></entry>
|
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</row>
|
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|
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<row>
|
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<entry role="catalog_table_entry"><para role="column_definition">
|
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<structfield>command</structfield> <type>text</type>
|
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</para>
|
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<para>
|
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The command that is running. Either <literal>CLUSTER</literal> or <literal>VACUUM FULL</literal>.
|
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</para></entry>
|
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</row>
|
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|
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<row>
|
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<entry role="catalog_table_entry"><para role="column_definition">
|
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<structfield>phase</structfield> <type>text</type>
|
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</para>
|
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<para>
|
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Current processing phase. See <xref linkend="cluster-phases"/>.
|
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</para></entry>
|
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</row>
|
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|
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<row>
|
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<entry role="catalog_table_entry"><para role="column_definition">
|
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<structfield>cluster_index_relid</structfield> <type>oid</type>
|
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</para>
|
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<para>
|
||||
If the table is being scanned using an index, this is the OID of the
|
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index being used; otherwise, it is zero.
|
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</para></entry>
|
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</row>
|
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|
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<row>
|
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<entry role="catalog_table_entry"><para role="column_definition">
|
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<structfield>heap_tuples_scanned</structfield> <type>bigint</type>
|
||||
</para>
|
||||
<para>
|
||||
Number of heap tuples scanned.
|
||||
This counter only advances when the phase is
|
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<literal>seq scanning heap</literal>,
|
||||
<literal>index scanning heap</literal>
|
||||
or <literal>writing new heap</literal>.
|
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</para></entry>
|
||||
</row>
|
||||
|
||||
<row>
|
||||
<entry role="catalog_table_entry"><para role="column_definition">
|
||||
<structfield>heap_tuples_written</structfield> <type>bigint</type>
|
||||
</para>
|
||||
<para>
|
||||
Number of heap tuples written.
|
||||
This counter only advances when the phase is
|
||||
<literal>seq scanning heap</literal>,
|
||||
<literal>index scanning heap</literal>
|
||||
or <literal>writing new heap</literal>.
|
||||
</para></entry>
|
||||
</row>
|
||||
|
||||
<row>
|
||||
<entry role="catalog_table_entry"><para role="column_definition">
|
||||
<structfield>heap_blks_total</structfield> <type>bigint</type>
|
||||
</para>
|
||||
<para>
|
||||
Total number of heap blocks in the table. This number is reported
|
||||
as of the beginning of <literal>seq scanning heap</literal>.
|
||||
</para></entry>
|
||||
</row>
|
||||
|
||||
<row>
|
||||
<entry role="catalog_table_entry"><para role="column_definition">
|
||||
<structfield>heap_blks_scanned</structfield> <type>bigint</type>
|
||||
</para>
|
||||
<para>
|
||||
Number of heap blocks scanned. This counter only advances when the
|
||||
phase is <literal>seq scanning heap</literal>.
|
||||
</para></entry>
|
||||
</row>
|
||||
|
||||
<row>
|
||||
<entry role="catalog_table_entry"><para role="column_definition">
|
||||
<structfield>index_rebuild_count</structfield> <type>bigint</type>
|
||||
</para>
|
||||
<para>
|
||||
Number of indexes rebuilt. This counter only advances when the phase
|
||||
is <literal>rebuilding index</literal>.
|
||||
</para></entry>
|
||||
</row>
|
||||
</tbody>
|
||||
</tgroup>
|
||||
</table>
|
||||
|
||||
<table id="cluster-phases">
|
||||
<title>CLUSTER and VACUUM FULL Phases</title>
|
||||
<tgroup cols="2">
|
||||
<colspec colname="col1" colwidth="1*"/>
|
||||
<colspec colname="col2" colwidth="2*"/>
|
||||
<thead>
|
||||
<row>
|
||||
<entry>Phase</entry>
|
||||
<entry>Description</entry>
|
||||
</row>
|
||||
</thead>
|
||||
|
||||
<tbody>
|
||||
<row>
|
||||
<entry><literal>initializing</literal></entry>
|
||||
<entry>
|
||||
The command is preparing to begin scanning the heap. This phase is
|
||||
expected to be very brief.
|
||||
</entry>
|
||||
</row>
|
||||
<row>
|
||||
<entry><literal>seq scanning heap</literal></entry>
|
||||
<entry>
|
||||
The command is currently scanning the table using a sequential scan.
|
||||
</entry>
|
||||
</row>
|
||||
<row>
|
||||
<entry><literal>index scanning heap</literal></entry>
|
||||
<entry>
|
||||
<command>CLUSTER</command> is currently scanning the table using an index scan.
|
||||
</entry>
|
||||
</row>
|
||||
<row>
|
||||
<entry><literal>sorting tuples</literal></entry>
|
||||
<entry>
|
||||
<command>CLUSTER</command> is currently sorting tuples.
|
||||
</entry>
|
||||
</row>
|
||||
<row>
|
||||
<entry><literal>writing new heap</literal></entry>
|
||||
<entry>
|
||||
<command>CLUSTER</command> is currently writing the new heap.
|
||||
</entry>
|
||||
</row>
|
||||
<row>
|
||||
<entry><literal>swapping relation files</literal></entry>
|
||||
<entry>
|
||||
The command is currently swapping newly-built files into place.
|
||||
</entry>
|
||||
</row>
|
||||
<row>
|
||||
<entry><literal>rebuilding index</literal></entry>
|
||||
<entry>
|
||||
The command is currently rebuilding an index.
|
||||
</entry>
|
||||
</row>
|
||||
<row>
|
||||
<entry><literal>performing final cleanup</literal></entry>
|
||||
<entry>
|
||||
The command is performing final cleanup. When this phase is
|
||||
completed, <command>CLUSTER</command>
|
||||
or <command>VACUUM FULL</command> will end.
|
||||
</entry>
|
||||
</row>
|
||||
</tbody>
|
||||
</tgroup>
|
||||
</table>
|
||||
</sect2>
|
||||
|
||||
<sect2 id="basebackup-progress-reporting">
|
||||
@ -6942,140 +7075,6 @@ FROM pg_stat_get_backend_idset() AS backendid;
|
||||
|
||||
</sect2>
|
||||
|
||||
<sect2 id="copy-progress-reporting">
|
||||
<title>COPY Progress Reporting</title>
|
||||
|
||||
<indexterm>
|
||||
<primary>pg_stat_progress_copy</primary>
|
||||
</indexterm>
|
||||
|
||||
<para>
|
||||
Whenever <command>COPY</command> is running, the
|
||||
<structname>pg_stat_progress_copy</structname> view will contain one row
|
||||
for each backend that is currently running a <command>COPY</command> command.
|
||||
The table below describes the information that will be reported and provides
|
||||
information about how to interpret it.
|
||||
</para>
|
||||
|
||||
<table id="pg-stat-progress-copy-view" xreflabel="pg_stat_progress_copy">
|
||||
<title><structname>pg_stat_progress_copy</structname> View</title>
|
||||
<tgroup cols="1">
|
||||
<thead>
|
||||
<row>
|
||||
<entry role="catalog_table_entry"><para role="column_definition">
|
||||
Column Type
|
||||
</para>
|
||||
<para>
|
||||
Description
|
||||
</para></entry>
|
||||
</row>
|
||||
</thead>
|
||||
|
||||
<tbody>
|
||||
<row>
|
||||
<entry role="catalog_table_entry"><para role="column_definition">
|
||||
<structfield>pid</structfield> <type>integer</type>
|
||||
</para>
|
||||
<para>
|
||||
Process ID of backend.
|
||||
</para></entry>
|
||||
</row>
|
||||
|
||||
<row>
|
||||
<entry role="catalog_table_entry"><para role="column_definition">
|
||||
<structfield>datid</structfield> <type>oid</type>
|
||||
</para>
|
||||
<para>
|
||||
OID of the database to which this backend is connected.
|
||||
</para></entry>
|
||||
</row>
|
||||
|
||||
<row>
|
||||
<entry role="catalog_table_entry"><para role="column_definition">
|
||||
<structfield>datname</structfield> <type>name</type>
|
||||
</para>
|
||||
<para>
|
||||
Name of the database to which this backend is connected.
|
||||
</para></entry>
|
||||
</row>
|
||||
|
||||
<row>
|
||||
<entry role="catalog_table_entry"><para role="column_definition">
|
||||
<structfield>relid</structfield> <type>oid</type>
|
||||
</para>
|
||||
<para>
|
||||
OID of the table on which the <command>COPY</command> command is
|
||||
executed. It is set to <literal>0</literal> if copying from a
|
||||
<command>SELECT</command> query.
|
||||
</para></entry>
|
||||
</row>
|
||||
|
||||
<row>
|
||||
<entry role="catalog_table_entry"><para role="column_definition">
|
||||
<structfield>command</structfield> <type>text</type>
|
||||
</para>
|
||||
<para>
|
||||
The command that is running: <literal>COPY FROM</literal>, or
|
||||
<literal>COPY TO</literal>.
|
||||
</para></entry>
|
||||
</row>
|
||||
|
||||
<row>
|
||||
<entry role="catalog_table_entry"><para role="column_definition">
|
||||
<structfield>type</structfield> <type>text</type>
|
||||
</para>
|
||||
<para>
|
||||
The io type that the data is read from or written to:
|
||||
<literal>FILE</literal>, <literal>PROGRAM</literal>,
|
||||
<literal>PIPE</literal> (for <command>COPY FROM STDIN</command> and
|
||||
<command>COPY TO STDOUT</command>), or <literal>CALLBACK</literal>
|
||||
(used for example during the initial table synchronization in
|
||||
logical replication).
|
||||
</para></entry>
|
||||
</row>
|
||||
|
||||
<row>
|
||||
<entry role="catalog_table_entry"><para role="column_definition">
|
||||
<structfield>bytes_processed</structfield> <type>bigint</type>
|
||||
</para>
|
||||
<para>
|
||||
Number of bytes already processed by <command>COPY</command> command.
|
||||
</para></entry>
|
||||
</row>
|
||||
|
||||
<row>
|
||||
<entry role="catalog_table_entry"><para role="column_definition">
|
||||
<structfield>bytes_total</structfield> <type>bigint</type>
|
||||
</para>
|
||||
<para>
|
||||
Size of source file for <command>COPY FROM</command> command in bytes.
|
||||
It is set to <literal>0</literal> if not available.
|
||||
</para></entry>
|
||||
</row>
|
||||
|
||||
<row>
|
||||
<entry role="catalog_table_entry"><para role="column_definition">
|
||||
<structfield>tuples_processed</structfield> <type>bigint</type>
|
||||
</para>
|
||||
<para>
|
||||
Number of tuples already processed by <command>COPY</command> command.
|
||||
</para></entry>
|
||||
</row>
|
||||
|
||||
<row>
|
||||
<entry role="catalog_table_entry"><para role="column_definition">
|
||||
<structfield>tuples_excluded</structfield> <type>bigint</type>
|
||||
</para>
|
||||
<para>
|
||||
Number of tuples not processed because they were excluded by the
|
||||
<command>WHERE</command> clause of the <command>COPY</command> command.
|
||||
</para></entry>
|
||||
</row>
|
||||
</tbody>
|
||||
</tgroup>
|
||||
</table>
|
||||
</sect2>
|
||||
|
||||
</sect1>
|
||||
|
||||
<sect1 id="dynamic-trace">
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user