[pve-devel] ceph performance

Stefan Priebe - Profihost AG s.priebe at profihost.ag
Sun Nov 4 16:44:16 CET 2012


Def.  not but can post some stuff this evening.

Am 04.11.2012 um 16:33 schrieb Dietmar Maurer <dietmar at proxmox.com>:

> Ignore me, debian squeeze already supports syncfs!
> 
>> 
>> I guess we do not have syncfs support in our libc:
>> 
>> http://ceph.com/docs/master/install/os-recommendations/
>> 
>> But the RHEL6.3 kernel includes that syscall. Can we compile ceph using the
>> syscall directly?
>> 
>> Maybe that is the reason for the bad performance?
>> 
>> - Dietmar
> 
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