[Samba] Troubleshooting poor (small) random read performance -- serverid.tdb?
Volker.Lendecke at SerNet.DE
Mon Jun 23 08:47:02 MDT 2014
On Fri, Jun 20, 2014 at 09:25:57AM -0700, Ray Van Dolson wrote:
> On Fri, Jun 20, 2014 at 08:37:18AM +0200, Volker Lendecke wrote:
> > On Thu, Jun 19, 2014 at 02:48:52PM -0700, Ray Van Dolson wrote:
> > > We're using strict locking = no at the global level and locking = no at
> > > the share level. The latter option is where we get good performance
> > > improvements for this workload.
> > So it's really byte range locks that bite you. Can you take a network
> > trace of one client? It will reveal your data, it will be huge, but it
> > might provide valuable input for us to reproduce and eventually fix the
> > issue with brlocks for you in a proper way. "locking=no" is not a good
> > idea except for special use cases :-)
> > Volker
> I believe I can share a trace -- will confirm. Should I open a bug for
> this against 4.1.8 for better tracking?
For me that isn't really necessary. My inbox is patient
enouch. But for later reference, it might be helpful.
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