Steven Whitehouse <swhiteho@xxxxxxxxxx> writes: > Why are you using the ping_pong test? Does qemu use fcntl locks? Are > you trying to share any of those images across nodes? (i.e. mounted on > more than one node at once?) No, but I didn't know what and where to look, I test it if it could be relevant. > What is the raw speed of the block device? I'd also suggest checking > the files that are created to see if they are being fragmented (the > filefrag tool will tell you) in case that is the problem? Erf, I didn't check before before using it as LVM PV. Now I can only test through GFS2-cLVM-multipath. I'll see if I can have another LUN to check the raw speed of the block device. Regards. -- Daniel Dehennin Récupérer ma clef GPG: gpg --recv-keys 0xCC1E9E5B7A6FE2DF Fingerprint: 3E69 014E 5C23 50E8 9ED6 2AAD CC1E 9E5B 7A6F E2DF
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