[URGENT] Samba 4.0.9 smbd slow.

[jplorier at gmail.com]

Ok, I'll do a tcpdump to see network traffic and pastebin it
Regards
El sep 25, 2013 11:42 AM, "Jeremy Allison" <jra at samba.org> escribió:

> On Wed, Sep 25, 2013 at 07:31:13AM -0700, Richard Sharpe wrote:
> > On Wed, Sep 25, 2013 at 4:45 AM, Juan Pablo Lorier <jplorier at gmail.com>
> wrote:
> > > Hi Richard,
> > >
> > > I'll take a look at the resources at the time the problem starts, but I
> > > can tell you that either CPU or RAM are not being fully used.
> > > CPU is over 90% idle all the time and ram is less than 4GB out of 12GB
> > > for the hole system and I don't remember seen a notifying increase in
> > > any of the smbd instances.
> > > By slow down is that a user that is already logged to a share, just to
> > > change folder may take over a minute, yesterday, rendering a file took
> > > over 8 minutes to start and then it worked as usually. All this
> > > "latency" disappears when I restart smbd.
> > > I didn't compile from git as I'm trying to get "stable" releases for
> > > this matter though I know it's not really stable.
> > > Regards,
> >
> > Hmmm, what clients? As in, SMB1 or SMB2?
> >
> > I have seen cases where SMB1 clients get into a crazy mode where they
> > are sending thousands of requests for what looks like the same info.
> > It comes and goes, it seems, and I have never figured out what
> > provokes this.
> >
> > We saw it happen with Autocad ...
>
> Wireshark captures are also extremely useful when it's
> going this slowly.
>
> Jeremy.
>