diff options
Diffstat (limited to 'doc/src/sgml/monitoring.sgml')
| -rw-r--r-- | doc/src/sgml/monitoring.sgml | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/doc/src/sgml/monitoring.sgml b/doc/src/sgml/monitoring.sgml index 2903b67170c..99f7f95c393 100644 --- a/doc/src/sgml/monitoring.sgml +++ b/doc/src/sgml/monitoring.sgml @@ -3754,7 +3754,7 @@ SELECT pid, wait_event_type, wait_event FROM pg_stat_activity WHERE wait_event i <row> <entry role="catalog_table_entry"> <para role="column_definition"> - <structfield>io_object</structfield> <type>text</type> + <structfield>object</structfield> <type>text</type> </para> <para> Target object of an I/O operation. Possible values are: @@ -3777,7 +3777,7 @@ SELECT pid, wait_event_type, wait_event FROM pg_stat_activity WHERE wait_event i <row> <entry role="catalog_table_entry"> <para role="column_definition"> - <structfield>io_context</structfield> <type>text</type> + <structfield>context</structfield> <type>text</type> </para> <para> The context of an I/O operation. Possible values are: @@ -3786,10 +3786,10 @@ SELECT pid, wait_event_type, wait_event FROM pg_stat_activity WHERE wait_event i <listitem> <para> <literal>normal</literal>: The default or standard - <varname>io_context</varname> for a type of I/O operation. For + <varname>context</varname> for a type of I/O operation. For example, by default, relation data is read into and written out from shared buffers. Thus, reads and writes of relation data to and from - shared buffers are tracked in <varname>io_context</varname> + shared buffers are tracked in <varname>context</varname> <literal>normal</literal>. </para> </listitem> @@ -3798,7 +3798,7 @@ SELECT pid, wait_event_type, wait_event FROM pg_stat_activity WHERE wait_event i <literal>vacuum</literal>: I/O operations performed outside of shared buffers while vacuuming and analyzing permanent relations. Temporary table vacuums use the same local buffer pool as other temporary table - IO operations and are tracked in <varname>io_context</varname> + IO operations and are tracked in <varname>context</varname> <literal>normal</literal>. </para> </listitem> @@ -3929,9 +3929,9 @@ SELECT pid, wait_event_type, wait_event FROM pg_stat_activity WHERE wait_event i buffer in order to make it available for another use. </para> <para> - In <varname>io_context</varname> <literal>normal</literal>, this counts + In <varname>context</varname> <literal>normal</literal>, this counts the number of times a block was evicted from a buffer and replaced with - another block. In <varname>io_context</varname>s + another block. In <varname>context</varname>s <literal>bulkwrite</literal>, <literal>bulkread</literal>, and <literal>vacuum</literal>, this counts the number of times a block was evicted from shared buffers in order to add the shared buffer to a @@ -3949,7 +3949,7 @@ SELECT pid, wait_event_type, wait_event FROM pg_stat_activity WHERE wait_event i The number of times an existing buffer in a size-limited ring buffer outside of shared buffers was reused as part of an I/O operation in the <literal>bulkread</literal>, <literal>bulkwrite</literal>, or - <literal>vacuum</literal> <varname>io_context</varname>s. + <literal>vacuum</literal> <varname>context</varname>s. </para> </entry> </row> @@ -3961,7 +3961,7 @@ SELECT pid, wait_event_type, wait_event FROM pg_stat_activity WHERE wait_event i </para> <para> Number of <literal>fsync</literal> calls. These are only tracked in - <varname>io_context</varname> <literal>normal</literal>. + <varname>context</varname> <literal>normal</literal>. </para> </entry> </row> @@ -3997,7 +3997,7 @@ SELECT pid, wait_event_type, wait_event FROM pg_stat_activity WHERE wait_event i in some I/O contexts. These rows are omitted from the view. For example, the checkpointer does not checkpoint temporary tables, so there will be no rows for <varname>backend_type</varname> <literal>checkpointer</literal> and - <varname>io_object</varname> <literal>temp relation</literal>. + <varname>object</varname> <literal>temp relation</literal>. </para> <para> @@ -4005,7 +4005,7 @@ SELECT pid, wait_event_type, wait_event FROM pg_stat_activity WHERE wait_event i backend types or on certain I/O objects and/or in certain I/O contexts. These cells will be NULL. For example, temporary tables are not <literal>fsync</literal>ed, so <varname>fsyncs</varname> will be NULL for - <varname>io_object</varname> <literal>temp relation</literal>. Also, the + <varname>object</varname> <literal>temp relation</literal>. Also, the background writer does not perform reads, so <varname>reads</varname> will be NULL in rows for <varname>backend_type</varname> <literal>background writer</literal>. |