Re: [gridengine users] SoGE: hyperthreading on or off?

2016-03-15 Thread Christopher Black
Not all applications can take advantage of hyperthreading, but they do exist. In our environment we leave hyperthreading on in the bios, but set the slot limit per node to the number of true cores, rather than the number of HT threads. Users with HT-capable apps can request n cores and run n*2 thre

[gridengine users] SoGE: hyperthreading on or off?

2016-03-15 Thread Lane, William
I'm just curious about what the current thoughts are WRT hyperthreading. I've read at least one article that suggested hyperthreading be left on so that the OS can take advantage of it, but that hyperthreading cores should be excluded from being bound to SoGE HPC jobs. Is this still the best stra

Re: [gridengine users] SoGE 8.1.8 - Job IDs getting reset very fast 9999999 ==> 1 - 6-7 times in a month

2016-03-15 Thread Yuri Burmachenko
Hello Reuti, The spool directory is shared via NFS share between qmaster and shadow servers. Thanks. -Original Message- From: Reuti [mailto:re...@staff.uni-marburg.de] Sent: Monday, March 14, 2016 11:43 AM To: Yuri Burmachenko Cc: users@gridengine.org; Dmitry Leibovich Subject: Re: [g