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try to make pxz a little less likely to starve itselv

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Stephen Smoogen 2018-06-25 16:26:58 +00:00
parent 4ec6bbd392
commit 1719435ec7
1 changed files with 4 additions and 1 deletions
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5
roles/postgresql_server/files/backup-database
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@ -7,7 +7,10 @@ sleep $[ ( $RANDOM % 7200 ) + 1 ]s
DB=$1
# Make our latest backup
/usr/bin/pg_dump --exclude-table-data=sessions -C $DB | /usr/bin/pxz > /backups/$DB-$(date +%F).dump.xz
# Make it use a limited number of threads because pxz will use all the
# cpus which causes pg_dump to starve which causes...
/usr/bin/pg_dump --exclude-table-data=sessions -C $DB | /usr/bin/pxz -T4 > /backups/$DB-$(date +%F).dump.xz
# Also, delete the backup from a few days ago.
rm -f /backups/$DB-$(date --date="1 days ago" +%F).dump.xz