[Samba] samba performance when writing lots of small files
t.schulze at tu-berlin.de
Thu Nov 14 13:58:28 UTC 2019
On 11/8/19 8:17 PM, Jeremy Allison wrote:
> I'm not sure - you're going to have to look into
> how the ceph kernel client deals with the syscall
> requests smbd is making.
> Have you tried using the vfs_ceph module in smbd
> to avoid the extra trip into the kernel ?
root at plattentest:/mnt-ceph-vfs/test/10.000# time for s in $(seq 0 9999);
do echo $s > test-$s; done
root at plattentest:/mnt-ceph-vfs/test/10.000#
so context switches are not to blame … fwiw, vfs_ceph not honoring
secondary group memberships when checking permissions would be a serious
thank you very much & with kind regards,
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