-----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-----
_______________________________________________
users mailing list
[email protected]
https://gridengine.org/mailman/listinfo/users
