Hi, Am 16.05.2013 um 19:18 schrieb Tim Landscheidt:
> we're using OGS/GE 2011.11 at toolserver.org, and unfortu- > nately our admins are AWOL. I'm trying to investigate why > the grid is heavily underloaded (while queues are filling > up). A simple job gets queued and has scheduling_info: > > | scheduling info: queue instance > "[email protected]" dropped because it is temporarily not > available > | queue instance > "[email protected]" dropped because it is temporarily not > available > | queue instance > "[email protected]" dropped because it is temporarily not > available > | queue instance > "[email protected]" dropped because it is temporarily not > available > | queue instance > "[email protected]" dropped because it is disabled > | queue instance > "[email protected]" dropped because it is disabled > | queue instance > "[email protected]" dropped because it is overloaded: > np_load_short=0.845508 (= 0.645508 + 0.8 * 1.000000 with nproc=4) >= 0.75 > | queue instance > "[email protected]" dropped because it is overloaded: > np_load_short=0.831445 (= 0.231445 + 0.8 * 6.000000 with nproc=8) >= 0.75 > | queue instance > "[email protected]" dropped because it is overloaded: > np_load_short=1.245508 (= 0.645508 + 0.8 * 3.000000 with nproc=4) >= 1.2 > | queue instance > "[email protected]" dropped because it is overloaded: > np_load_short=1.231445 (= 0.231445 + 0.8 * 10.000000 with nproc=8) >= 1.2 > | queue instance > "[email protected]" dropped because it is overloaded: > np_load_short=1.202500 (= 0.002500 + 0.8 * 6.000000 with nproc=4) >= 1.2 > | queue instance > "[email protected]" dropped because it is full > | queue instance > "[email protected]" dropped because it is overloaded: > mem_free=-173461503.737856 (= 13834.574219M - 500M * 28.000000) <= 500 > | queue instance > "[email protected]" dropped because it is overloaded: > np_load_short=3.202500 (= 0.002500 + 0.8 * 16.000000 with nproc=4) >= 3.1 > > For example, in queue instance > [email protected], where do the factors 0.8 > and 6.000000 come from? Neither "qconf -sconf global" nor > "qconf -sconf yarrow" show anything obvious, and "qconf -sq > medium-lx" only has load_thresholds with: > > | [...] > | load_thresholds np_load_short=1.2,np_load_long=1.5,cpu=98, \ > | mem_free=1000M, \ > | > [mayapple.toolserver.org=np_load_short=2.1,mem_free=300M] > | [...] > > to define the threshold, but not the calculation. I believe > the factors are applied at > source/libs/sched/sge_select_queue.c:2057, but I don't want > to read the whole source :-). Are these factors some de- > fault, or where should I look? What is defined in `qconf -ssconf` for "job_load_adjustments"? -- Reuti > > TIA, > Tim > _______________________________________________ > users mailing list > [email protected] > https://gridengine.org/mailman/listinfo/users _______________________________________________ users mailing list [email protected] https://gridengine.org/mailman/listinfo/users
