Good morning, Reuti. HT has been turned off in all nodes. So, 1536 is the real core count. Thank you for help!
On Sat, Sep 2, 2017 at 3:47 AM Reuti <[email protected]> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Hi, > > Am 01.09.2017 um 23:14 schrieb Gowtham: > > > Good afternoon. > > > > I am having a difficult time understanding the output of 'qacct' in our > cluster. The output of this command > > > > qacct -b 201601010000 -e 201612312359 > > > > is as follows: > > > > WALLCLOCK: 5177246915 > > Maximum wallclock would be 48,439,296,000 - the "-e" options specifies the > latest start time of a job. So it might be a little bit more as jobs from > the next year can be included. > > > > UTIME: 18823970903.294 > > STIME: 1458328785.078 > > CPU: 97217627416.480 > > > > I am assuming WALLCLOCK is the wall time of all simulations in seconds, > and CPU is the CPU time of all simulations in seconds. Converting them to > hours, I get 1,438,124 hours for wall time, and 27,004,896 hours for CPU > time. > > > > Our HPC cluster has 1536 cores > > These are 1536 real cores or with HT? > > - -- Reuti > > > > and the core count stayed the same in 2016. 1536 cores running 24 hours > each day and 365 days a year would yield 13,455,360 core-hours. > > > > How would I go about explaining the observed discrepancy: maximum > possible core hours (13,455,360) vs accounted core-hours (27,004,896)? > > > > > > This RQS rule has always been in effect: > > > > { > > name limit_oversubscription > > description Prevent core over-subscription > > enabled TRUE > > limit hosts {*} to slots=$num_proc > > } > > > > Thank you for your time and help. > > > > Best regards, > > Gowtham > > > > -- > > Gowtham, PhD > > Director of Research Computing, IT > > Adj. Asst. Professor, ECE and Physics > > Michigan Technological University > > > > P: (906) 487-4096 > > F: (906) 487-2787 > > https://it.mtu.edu > > https://hpc.mtu.edu > > _______________________________________________ > > users mailing list > > [email protected] > > https://gridengine.org/mailman/listinfo/users > > -----BEGIN PGP SIGNATURE----- > Comment: GPGTools - https://gpgtools.org > > iEYEARECAAYFAlmqYiAACgkQo/GbGkBRnRr7UgCfT3NHe3Qy0F9+yzeYG5K5NSA0 > GCYAoKMjxHi2VaIf42AOza2B3b+UX13n > =aF9V > -----END PGP SIGNATURE----- > -- Gowtham, PhD Director of Research Computing, IT Adj. Asst. Professor, ECE and Physics Michigan Technological University (906) 487-4096 http://it.mtu.edu http://hpc.mtu.edu
_______________________________________________ users mailing list [email protected] https://gridengine.org/mailman/listinfo/users
