author | Florian Forster <octo@collectd.org> | |
Sat, 17 Nov 2012 08:28:39 +0000 (09:28 +0100) | ||
committer | Florian Forster <octo@collectd.org> | |
Sat, 17 Nov 2012 08:28:39 +0000 (09:28 +0100) |
src/collectd.conf.pod | patch | blob | history | |
src/postgresql_default.conf | patch | blob | history |
diff --git a/src/collectd.conf.pod b/src/collectd.conf.pod
index 15b6f680e04dfb6b4d018b89592185d1cb8d96fd..9d098f1264fb8114d1efa418e9e6318626a50748 100644 (file)
--- a/src/collectd.conf.pod
+++ b/src/collectd.conf.pod
=back
+In addition, the following detailed queries are available by default. Please
+note that each of those queries collects information B<by table>, thus,
+potentially producing B<a lot> of data. For details see the description of the
+non-by_table queries above.
+
+=over 4
+
+=item B<queries_by_table>
+
+=item B<query_plans_by_table>
+
+=item B<table_states_by_table>
+
+=item B<disk_io_by_table>
+
+=back
+
The B<Database> block defines one PostgreSQL database for which to collect
statistics. It accepts a single mandatory argument which specifies the
database name. None of the other options are required. PostgreSQL will use
index 83a32c77b3fd7b1883c82de65cb1b60e1acbdc45..f905eb2a09a3f0bfcd2a8be817a05d57b9728e7b 100644 (file)
MinVersion 80300
</Query>
+<Query queries_by_table>
+ Statement "SELECT schemaname, relname, \
+ n_tup_ins AS ins, \
+ n_tup_upd AS upd, \
+ n_tup_del AS del \
+ FROM pg_stat_user_tables;"
+
+ <Result>
+ Type "pg_n_tup_c"
+ InstancePrefix "ins"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "ins"
+ </Result>
+ <Result>
+ Type "pg_n_tup_c"
+ InstancePrefix "upd"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "upd"
+ </Result>
+ <Result>
+ Type "pg_n_tup_c"
+ InstancePrefix "del"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "del"
+ </Result>
+
+ MaxVersion 80299
+</Query>
+
+<Query queries_by_table>
+ Statement "SELECT schemaname, relname, \
+ n_tup_ins AS ins, \
+ n_tup_upd AS upd, \
+ n_tup_del AS del, \
+ n_tup_hot_upd AS hot_upd \
+ FROM pg_stat_user_tables;"
+
+ <Result>
+ Type "pg_n_tup_c"
+ InstancePrefix "ins"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "ins"
+ </Result>
+ <Result>
+ Type "pg_n_tup_c"
+ InstancePrefix "upd"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "upd"
+ </Result>
+ <Result>
+ Type "pg_n_tup_c"
+ InstancePrefix "del"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "del"
+ </Result>
+ <Result>
+ Type "pg_n_tup_c"
+ InstancePrefix "hot_upd"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "hot_upd"
+ </Result>
+
+ MinVersion 80300
+</Query>
+
<Query query_plans>
Statement "SELECT sum(seq_scan) AS seq, \
sum(seq_tup_read) AS seq_tup_read, \
MinVersion 80300
</Query>
+<Query query_plans_by_table>
+ Statement "SELECT schemaname, relname, \
+ seq_scan AS seq, \
+ seq_tup_read AS seq_tup_read, \
+ idx_scan AS idx, \
+ idx_tup_fetch AS idx_tup_fetch \
+ FROM pg_stat_user_tables;"
+
+ <Result>
+ Type "pg_scan"
+ InstancePrefix "seq"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "seq"
+ </Result>
+ <Result>
+ Type "pg_scan"
+ InstancePrefix "seq_tup_read"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "seq_tup_read"
+ </Result>
+ <Result>
+ Type "pg_scan"
+ InstancePrefix "idx"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "idx"
+ </Result>
+ <Result>
+ Type "pg_scan"
+ InstancePrefix "idx_tup_fetch"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "idx_tup_fetch"
+ </Result>
+</Query>
+
+<Query table_states_by_table>
+ Statement "SELECT schemaname, relname, \
+ n_live_tup AS live, n_dead_tup AS dead \
+ FROM pg_stat_user_tables;"
+
+ <Result>
+ Type "pg_n_tup_g"
+ InstancePrefix "live"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "live"
+ </Result>
+ <Result>
+ Type "pg_n_tup_g"
+ InstancePrefix "dead"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "dead"
+ </Result>
+
+ MinVersion 80300
+</Query>
+
<Query disk_io>
Statement "SELECT coalesce(sum(heap_blks_read), 0) AS heap_read, \
coalesce(sum(heap_blks_hit), 0) AS heap_hit, \
</Result>
</Query>
+<Query disk_io_by_table>
+ Statement "SELECT schemaname, relname, \
+ coalesce(heap_blks_read, 0) AS heap_read, \
+ coalesce(heap_blks_hit, 0) AS heap_hit, \
+ coalesce(idx_blks_read, 0) AS idx_read, \
+ coalesce(idx_blks_hit, 0) AS idx_hit, \
+ coalesce(toast_blks_read, 0) AS toast_read, \
+ coalesce(toast_blks_hit, 0) AS toast_hit, \
+ coalesce(tidx_blks_read, 0) AS tidx_read, \
+ coalesce(tidx_blks_hit, 0) AS tidx_hit \
+ FROM pg_statio_user_tables;"
+
+ <Result>
+ Type "pg_blks"
+ InstancePrefix "heap_read"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "heap_read"
+ </Result>
+ <Result>
+ Type "pg_blks"
+ InstancePrefix "heap_hit"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "heap_hit"
+ </Result>
+ <Result>
+ Type "pg_blks"
+ InstancePrefix "idx_read"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "idx_read"
+ </Result>
+ <Result>
+ Type "pg_blks"
+ InstancePrefix "idx_hit"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "idx_hit"
+ </Result>
+ <Result>
+ Type "pg_blks"
+ InstancePrefix "toast_read"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "toast_read"
+ </Result>
+ <Result>
+ Type "pg_blks"
+ InstancePrefix "toast_hit"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "toast_hit"
+ </Result>
+ <Result>
+ Type "pg_blks"
+ InstancePrefix "tidx_read"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "tidx_read"
+ </Result>
+ <Result>
+ Type "pg_blks"
+ InstancePrefix "tidx_hit"
+ InstancesFrom "schemaname" "relname"
+ ValuesFrom "tidx_hit"
+ </Result>
+</Query>
+
<Query disk_usage>
Statement "SELECT pg_database_size($1) AS size;"