Hello again,

if I run a production cluster with automatic optimization disabled, am I losing some performance?

Thanks in advance!


Nathan Harper писал 2014-07-29 12:39:
Hi,

Are you building the RPMs?  I had the same problem (after building
and installing the RPMs) a few weeks ago, and it was helpfully
suggested that you can add:

%with_cflags CFLAGS='-g -O0'

to your .rpmmacros file, then rebuild the RPMs.

If you aren't building RPMs, then you can set the CFLAGS variable
before ./configure

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On 29 July 2014 09:11, Vsevolod Nikonorov <v.nikono...@nikiet.ru>
wrote:

Hello,

I am trying to run slurm-14.03.6 on Centos 5.10, and I used the
coufigurator.html file to create a config. When I start slurmctld
manually it suddenly segfaults:

[root@slurm-14-03-head ~]# /slurm/usr/local/sbin/slurmctld -Dvvvv
slurmctld: Resetting MaxJobCnt from 4294967294 to 1 (MaxJobId -
FirstJobId + 1)
Segmentation fault (core dumped)

I assume that this segfault has something to do with parsing my
congfig which may be not perfect, but before debugging I would like
to know whether it is possible to avoid segfaults and to get sane
warning/error messages by disabling automatic optimization (I recall
reading something like that in the list)? If it is, how am I
supposed to disable it?

Thanks in advance!

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Vsevolod D. Nikonorov, JSC NIKET

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