diff options
Diffstat (limited to 'check_postgres.pl')
| -rwxr-xr-x | check_postgres.pl | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/check_postgres.pl b/check_postgres.pl index d86665fae..b778462d8 100755 --- a/check_postgres.pl +++ b/check_postgres.pl @@ -3893,7 +3893,8 @@ sub check_txn_wraparound { ## Check how close to transaction wraparound we are on all databases ## Supports: Nagios, MRTG - ## Warning and critical are the number of transactions left + ## Warning and critical are the number of transactions performed + ## Thus, anything *over* that number will trip the alert ## See: http://www.postgresql.org/docs/current/static/routine-vacuuming.html#VACUUM-FOR-WRAPAROUND ## It makes no sense to run this more than once on the same cluster @@ -5823,11 +5824,10 @@ time and the database time. The fourth line returns the name of the database. =head2 B<txn_wraparound> (C<symlink: check_postgres_txn_wraparound>) Checks how close to transaction wraparound one or more databases are getting. -The I<--warning> and I<--critical> options indicate the number of transactions -left, and must be a positive integer. If either option is not given, the default -values of 1.3 and 1.4 billion are used. There is no need to run this command -more than once per database cluster. For a more detailed discussion of what this -number represents and what to do about it, please visit the page +The I<--warning> and I<--critical> options indicate the number of transactions done, and must be a positive integer. +If either option is not given, the default values of 1.3 and 1.4 billion are used. There is no need to run this command +more than once per database cluster. For a more detailed discussion of what this number represents and what to do about +it, please visit the page L<http://www.postgresql.org/docs/current/static/routine-vacuuming.html#VACUUM-FOR-WRAPAROUND> The warning and critical values can have underscores in the number for legibility, as Perl does. @@ -5836,11 +5836,11 @@ Example 1: Check the default values for the localhost database check_postgres_txn_wraparound --host=localhost -Example 2: Check port 6000 and give a critical at 1.7 billion transactions left: +Example 2: Check port 6000 and give a critical when 1.7 billion transactions are hit: check_postgres_txn_wraparound --port=6000 --critical=1_700_000_000 -For MRTG output, returns the highest number of transactions for all databases on line one, +For MRTG output, returns the highest number of transactions for all databases on line one, while line 4 indicates which database it is. =head2 B<wal_files> |