[Mauiusers] fairshare not so fair (Maui version 3.2.6p19)
Michael Galloway
mgx at ornl.gov
Mon Mar 10 11:22:41 MDT 2008
good day all, we seem to be having a non-fair fairshare with
our fairshare setup. i have this:
FSINTERVAL 48:00:00
FSDEPTH 4
FSDECAY 0.80
FSPOLICY DEDICATEDPS
my queue looks like this:
# showq
ACTIVE JOBS--------------------
JOBNAME USERNAME STATE PROC REMAINING STARTTIME
907 jia Running 64 1:30:58 Sun Mar 9 14:47:43
916 jia Running 28 9:27:21 Mon Mar 10 10:44:06
2 Active Jobs 92 of 92 Processors Active (100.00%)
23 of 23 Nodes Active (100.00%)
IDLE JOBS----------------------
JOBNAME USERNAME STATE PROC WCLIMIT QUEUETIME
910 jia Idle 64 12:00:00 Sat Mar 8 20:59:20
912 kgh Idle 32 12:00:00 Sun Mar 9 11:05:03
915 jia Idle 64 12:00:00 Sun Mar 9 22:15:35
918 hab Idle 32 12:00:00 Mon Mar 10 11:48:13
919 kgh Idle 28 12:00:00 Mon Mar 10 13:15:11
5 Idle Jobs
and diagnose -f:
[root at moldyn queue]# diagnose -f
FairShare Information
Depth: 4 intervals Interval Length: 2:00:00:00 Decay Rate: 0.80
FS Policy: DEDICATEDPS
System FS Settings: Target Usage: 0.00 Flags: 0
FSInterval % Target 0 1 2
FSWeight ------- ------- 1.0000 0.8000 0.6400
TotalUsage 100.00 ------- 1561.7 2684.0 5087.9
USER
-------------
kgh 36.05 ------- ------- 56.12 40.10
hab 0.04 ------- ------- 0.14 -------
jia 63.91 ------- 100.00 43.74 59.90
GROUP
-------------
kgh 36.05 ------- ------- 56.12 40.10
hab 0.04 ------- ------- 0.14 -------
jia 63.91 ------- 100.00 43.74 59.90
CLASS
-------------
default 100.00 ------- 100.00 100.00 100.00
now, if i check start on jobs 910 and 912 i get:
[root at moldyn queue]# showstart 910
job 910 requires 64 procs for 12:00:00
Earliest start in 1:35:52 on Mon Mar 10 14:47:43
Earliest completion in 13:35:52 on Tue Mar 11 02:47:43
Best Partition: DEFAULT
[root at moldyn queue]# showstart 912
job 912 requires 32 procs for 12:00:00
Earliest start in 13:35:52 on Tue Mar 11 02:47:43
Earliest completion in 1:01:35:52 on Tue Mar 11 14:47:43
Best Partition: DEFAULT
which seems incorrect. i would expect fairshare to promote
912 ahead of 910. how have i got this messed up? this is
Maui version 3.2.6p19
thanks for any help!
-- michael
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