[pve-devel] ceph firefly in pve repos

Dietmar Maurer dietmar at proxmox.com
Thu Sep 11 17:59:56 CEST 2014


> > # dd if=rand.file of=/dev/sdb bs=4k count=65536 oflag=dsync,direct
> > ^C17228+0 enregistrements lus
> > 17228+0 enregistrements écrits
> > 70565888 octets (71 MB) copiés, 70,4098 s, 1,0 MB/s
> 
> That is about 250 IOPS?

Or in other words, this is 4ms access time (same as a fast SAS disk with 10000RPM).
Unfortunately, they already have higher prices ;-)


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