[stgt] tgtd crash when more than 40 LUNs per target (and a way to reproduce)

FUJITA Tomonori fujita.tomonori at lab.ntt.co.jp
Tue Dec 23 11:52:04 CET 2008

On Tue, 23 Dec 2008 11:49:45 +0100
Tomasz Chmielewski <mangoo at wpkg.org> wrote:

> FUJITA Tomonori schrieb:
> >>> I guess that we create too many pthreads per lun. Probably, it would
> >>> be better to have some pthreads per target (regardless of the number
> >>> of luns). But it takes some time to fix the second problem.
> >> Any news on this?
> >> I'll be hitting this limit (~60 targets and more) on my 32 bit targets 
> >> by the end of this year and this issue makes me feel uncomfortable :(
> > 
> > I don't loosen the limit yet but this patch should fix the segfault
> > and deadlocks caused by the target or lun creation. Can you try this?
> Hmmm...
> # tgtd -f
> can't open /proc/sys/fs/nr_open, No such file or directory

You don't enable procfs?

Then, can you disable nr_file_adjust() in the patch and try again?
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