add a random delay up to 1 hour for db backup jobs so we do not have a thundering herd on db01

2017-10-05 00:48:39 +00:00 · 2017-10-05 00:48:39 +00:00 · 7eb4c6cae4
commit 7eb4c6cae4
parent fb5f953f80
1 changed files with 3 additions and 0 deletions
--- a/roles/postgresql_server/files/backup-database
+++ b/roles/postgresql_server/files/backup-database
@ -1,6 +1,9 @@
 #!/bin/bash
 # Backup a database *locally* to /backups/.

+# Sleep a bit so we do not have a thundering herd on db hosts
+sleep $[ ( $RANDOM % 3600 )  + 1 ]s
+
 DB=$1

 # Make our latest backup