Munin contributed plugins

#!/bin/bash

db=$(basename $0 | sed 's/^postgres_queries2_//g')

if [ "$db" == "" ];then

	echo	"error/no db" >&2

	exit 1

fi

#echo $db

if [ "$1" == "config" ];then

cat << EOF

graph_title Postgres queries2 on $db

graph_args --base 1000

graph_vlabel Queries per \${graph_period}

graph_category PostgreSQL

graph_info Shows number of select, insert, update and delete queries

sel_seq.label s_selects

sel_seq.info Sequential selects on all tables

sel_seq.type DERIVE

sel_seq.min 0

sel_seq_rows.label s_select rows

sel_seq_rows.info Rows returned from sequential selects

sel_seq_rows.type DERIVE

sel_seq.min 0

sel_idx.label i_selects

sel_idx.info Sequential selects on all indexes

sel_idx.type DERIVE

sel_seq.min 0

sel_idx_rows.label i_select rows

sel_idx_rows.info Rows returned form index selects

sel_idx_rows.type DERIVE

sel_seq_rows.min 0

inserts.label inserts

inserts.info Rows inserted on all tables

inserts.type DERIVE

inserts.min 0

updates.label updates

updates.info Rows updated on all tables

updates.type DERIVE

updates.min 0

deletes.label deletes

deletes.info Rows deleted from all tables

deletes.type DERIVE

deletes.min 0

EOF

else

psql -At $db << EOF

select	

	'sel_seq.value '	|| SUM(seq_scan)	|| E'\n' ||

	'sel_seq_rows.value '	|| SUM(seq_tup_read)	|| E'\n' ||

	'sel_idx.value '	|| SUM(idx_scan)	|| E'\n' ||

	'sel_idx_rows.value '	|| SUM(idx_tup_fetch)	|| E'\n' ||

	'inserts.value '	|| SUM(n_tup_ins)	|| E'\n' ||

	'updates.value '	|| SUM(n_tup_upd)	|| E'\n' ||

	'deletes.value '	|| SUM(n_tup_del)

		from pg_stat_all_tables;

EOF

#    my $sql = "SELECT SUM(seq_scan),SUM(seq_tup_read), ";

 #   $sql   .= "SUM(idx_scan),SUM(idx_tup_fetch), ";

 #   $sql   .= "SUM(n_tup_ins),SUM(n_tup_upd),SUM(n_tup_del) ";

 #   $sql   .= "from pg_stat_all_tables";

#	echo	1

fi