Hi Phil, I think you may want to call lctl set_param with the -P argument to permanently set it.
-cf On Sat, Jun 18, 2016 at 3:36 AM, Dilger, Andreas <andreas.dil...@intel.com> wrote: > You can use "lctl set_param llite.*.create_no_open_optimization=0" so > that it doesn't matter what "hex_number" is. > > Cheers, Andreas > -- > Andreas Dilger > > Lustre Principal Architect > Intel High Performance Data Division > > On 2016/06/17, 03:08, "lustre-discuss on behalf of Phill Harvey-Smith" < > lustre-discuss-boun...@lists.lustre.org on behalf of > p.harvey-sm...@warwick.ac.uk> wrote: > > Hi all, > > After working through the "Odd behavior with matlab" theread and > applying the patch I can do : > > lctl set_param llite.home-<hex_number>.create_no_open_optimization=0 > > Which will allow matlab to run. > > The problem is that this setting needs to be set every time the system > is booted, and also the <hex_number> bit seems to change on every > re-boot too. > > So couple of questions.... > > 1) Is it possible to make the create_no_open_optimization=0 permanent > for the home filesystem? > > 2) Failing that is there a way to run a simple script that will manually > do the lctl set_param on every boot after the lustre filesystem is > mounted (I have a script that will extract the correct > home- bit from /proc/fs/lustre/llite). > > If it helps the system is Ubuntu 16.04 LTS, which is fully systemd. > > Cheers. > > Phill. > _______________________________________________ > lustre-discuss mailing list > lustre-discuss@lists.lustre.org > > https://urldefense.proofpoint.com/v2/url?u=http-3A__lists.lustre.org_listinfo.cgi_lustre-2Ddiscuss-2Dlustre.org&d=CwICAg&c=IGDlg0lD0b-nebmJJ0Kp8A&r=x9pM59OqndbWw-lPPdr8w1Vud29EZigcxcNkz0uw5oQ&m=J2ZEAA4lzksizZ8sMzpFiTAfG2nIVhP6gruoTT9v7Pw&s=c7Npdh4GsMW_Oo-CwdYgMDfTr2fp_bxOo1v8IKScbD0&e= > > > > > > _______________________________________________ > lustre-discuss mailing list > lustre-discuss@lists.lustre.org > > https://urldefense.proofpoint.com/v2/url?u=http-3A__lists.lustre.org_listinfo.cgi_lustre-2Ddiscuss-2Dlustre.org&d=CwICAg&c=IGDlg0lD0b-nebmJJ0Kp8A&r=x9pM59OqndbWw-lPPdr8w1Vud29EZigcxcNkz0uw5oQ&m=J2ZEAA4lzksizZ8sMzpFiTAfG2nIVhP6gruoTT9v7Pw&s=c7Npdh4GsMW_Oo-CwdYgMDfTr2fp_bxOo1v8IKScbD0&e= >
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