RE: Long Shutdowns During reboots

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Well, I had no K01target under rc6.d/. Simply creating the link resolved the issue.  Is this created automatically by the targetcli install? 

Moussa

> -----Original Message-----
> From: Nicholas A. Bellinger [mailto:nab@xxxxxxxxxxxxxxx]
> Sent: Tuesday, June 10, 2014 10:47 AM
> To: Moussa Ba (moussaba)
> Cc: target-devel@xxxxxxxxxxxxxxx; Sagi Grimberg; Or Gerlitz
> Subject: Re: Long Shutdowns During reboots
> 
> On Tue, 2014-06-10 at 17:31 +0000, Moussa Ba (moussaba) wrote:
> > I have been dealing with a vexing issue where reboots on a CentOS 6.5
> where reboots take 30 to 45 minutes.
> > My configuration:
> >
> > * 32 LUNS and 32 network portals.
> > * 2 ConnectX3 iser
> > * Observed on 3.12.19, reproduced on target-pending.
> >
> > What seems to be happening is that targets/LUNS are released after
> the
> > network interfaces are brought down, this leads to what I would
> assume
> > to be time outs and long release time for each LUN/target.
> >
> > Running /etc/init.d/target stop works as expected.
> >
> > Has this been observed on other distributions?
> >
> 
> I've not seen this with RoCE + iSER on debian, namely because of:
> 
> root@ivytown:/# ls -la /etc/rc6.d/K01target
> lrwxrwxrwx 1 root root 16 May 15 15:25 /etc/rc6.d/K01target ->
> ../init.d/target
> root@ivytown:/# ls -la /etc/rc6.d/K06networking
> lrwxrwxrwx 1 root root 20 May 15 15:06 /etc/rc6.d/K06networking ->
> ../init.d/networking
> 
> > How can we change the behavior such that targets/LUNS are released
> > before network interfaces are brought down.
> >
> 
> So reordering the /etc/init.d/networking + /etc/init.d/target in rc6.d
> would be the easiest solution..
> 
> Sagi + Or, have you guys seen this type of strangeness before where
> shutting down other services atop RoCe takes long amounts of time..?
> 
> --nab

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