Logs polluting on master node must be on isolated LVM

[Mike Scherbakov]

ISO #180, current master

[root@fuel ~]# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/os-root 9.7G 1.5G 7.8G 16% /
tmpfs 499M 0 499M 0% /dev/shm
/dev/sda3 194M 27M 157M 15% /boot
/dev/mapper/os-var 52G 2.0G 50G 4% /var

[root@fuel ~]# ps aux|grep pgsq
postgres 1311 0.2 0.6 215836 6252 ? S 20:58 0:00 /usr/bin/postmaster -p 5432 -D /var/lib/pgsql/data

This can easily cause troubles in Nailgun if /var/log/remote is polluted by rsyslog, because PostgreSQL will run out of space too.

[Andrew Woodward (xarses)]

I'd think we should still add the log dir as the max size since that is where most of the usage will be there.

[Pablo Barquero (pbarquer)]

Taking this one for the upstream training