[pve-devel] backup ceph high iops and slow

VELARTIS Philipp Dürhammer p.duerhammer at velartis.at
Thu Oct 16 20:33:42 CEST 2014


Why do backups with ceph make so high iops?
I get around 600 iops for 40mb/sec which is by the way very slow for a backup. 
When I make a disk clone from local to ceph I get 120mb/sec (which is the network limit from the old proxmox nodes) and only around 100-120 iops which is the normal for a seq read with 120mb/sec...
Is the vzdump making problems?



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