You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-15 - 06:18
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack0slot5.osadl.org (updated Tue Sep 15, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3659032995728,45cyclictest0-21swapper/922:27:2115
36590049952711,515cyclictest0-21swapper/219:45:218
36590549952216,505cyclictest151-21ksoftirqd/1423:53:216
3659011995128,28cyclictest0-21swapper/422:27:2110
365901199507506,1cyclictest3896979-21kworker/4:1+i915-unordered00:27:2110
36590119949920,478cyclictest0-21swapper/422:56:2110
36590159949720,30cyclictest0-21swapper/523:39:0711
365900099483480,2cyclictest3824485-21kworker/1:0+i915-unordered22:27:211
365905499482480,1cyclictest3832695-21kworker/14:0+i915-unordered22:56:216
365901999482482,0cyclictest3876750-21kworker/6:2+i915-unordered23:53:2112
36590349947526,29cyclictest0-21swapper/1020:05:432
36590119947325,30cyclictest0-21swapper/420:49:0410
36590119947224,30cyclictest0-21swapper/419:50:4410
36590119947224,28cyclictest0-21swapper/422:17:0610
36590119947224,28cyclictest0-21swapper/422:17:0610
36590349947019,30cyclictest0-21swapper/1020:52:072
36590119947023,29cyclictest0-21swapper/420:53:0410
365900099470468,2cyclictest3695860-21kworker/1:0+i915-unordered20:08:211
36590349946820,29cyclictest0-21swapper/1021:18:052
36590349946719,29cyclictest0-21swapper/1021:26:432
36590199946518,30cyclictest0-21swapper/619:34:1712
36590159946318,29cyclictest0-21swapper/521:38:4411
36590099946316,29cyclictest0-21swapper/320:38:079
36590199946221,30cyclictest0-21swapper/600:02:2112
36590349946110,30cyclictest0-21swapper/1022:34:442
365903499457454,3cyclictest0-21swapper/1019:18:562
365902399457455,2cyclictest3864750-21kworker/7:2+i915-unordered23:21:2113
365904699456453,3cyclictest1818-21snmpd22:37:174
36590329945435,418cyclictest0-21swapper/921:22:4415
3659009994517,29cyclictest0-21swapper/320:27:449
365900999451449,2cyclictest1818-21snmpd20:31:349
3659034994500,28cyclictest0-21swapper/1019:37:042
365905799448447,1cyclictest0-21swapper/1523:21:217
365905199448446,1cyclictest1818-21snmpd19:32:205
3659034994480,29cyclictest0-21swapper/1022:28:432
365900099447447,0cyclictest3740171-21kworker/1:2+pm20:45:161
365904199446444,1cyclictest3888991-21kworker/11:2+i915-unordered00:26:213
36590329944625,420cyclictest0-21swapper/922:09:4215
36590329944625,420cyclictest0-21swapper/922:09:4215
36590119944625,420cyclictest0-21swapper/421:30:4210
36590119944624,421cyclictest0-21swapper/421:25:4410
3659011994460,29cyclictest0-21swapper/421:06:4410
36590099944625,420cyclictest0-21swapper/322:42:069
36590349944523,419cyclictest0-21swapper/1021:47:432
36590099944526,418cyclictest0-21swapper/322:26:439
36590099944526,418cyclictest0-21swapper/322:10:439
36590099944526,418cyclictest0-21swapper/322:10:439
3659009994450,29cyclictest0-21swapper/323:36:059
36590119944423,420cyclictest0-21swapper/420:34:0410
36590119944423,418cyclictest0-21swapper/422:23:0510
36590099944426,417cyclictest0-21swapper/321:13:069
36590349944323,418cyclictest0-21swapper/1021:07:432
365899699443440,2cyclictest3658454-21kworker/u64:2+events_unbound19:12:210
36590469944222,419cyclictest0-21swapper/1222:19:444
36590329944220,421cyclictest3690890-21/usr/sbin/munin19:39:4315
36590099944224,418cyclictest0-21swapper/319:52:459
36590099944223,418cyclictest0-21swapper/300:15:429
36590049944225,416cyclictest0-21swapper/222:06:218
36590049944225,416cyclictest0-21swapper/222:06:218
365905199441440,1cyclictest0-21swapper/1321:37:215
36590119944122,417cyclictest0-21swapper/421:57:4210
36590329944018,421cyclictest0-21swapper/900:08:0415
36590289944025,415cyclictest0-21swapper/822:51:0614
36590119944021,417cyclictest0-21swapper/421:20:4410
36590099944022,417cyclictest0-21swapper/322:58:459
36590009944024,415cyclictest0-21swapper/123:58:211
36590199943921,418cyclictest0-21swapper/620:26:0512
365900999439439,0cyclictest3868866-21kworker/3:2+pm23:27:339
36590009943924,414cyclictest0-21swapper/120:41:211
36590419943820,417cyclictest0-21swapper/1121:05:213
36590329943816,418cyclictest0-21swapper/923:42:4215
36590329943812,0cyclictest0-21swapper/922:43:4415
36590119943820,415cyclictest0-21swapper/419:43:4310
36590119943820,0cyclictest0-21swapper/400:20:4410
36590119943819,417cyclictest0-21swapper/421:00:4210
36590099943819,419cyclictest0-21swapper/319:33:449
365904699437435,0cyclictest69750irq/159-i91523:51:214
36590349943723,414cyclictest0-21swapper/1019:40:212
36590349943721,415cyclictest0-21swapper/1021:09:422
36590329943720,416cyclictest0-21swapper/922:45:4215
36590329943720,416cyclictest0-21swapper/921:48:0615
36590329943720,416cyclictest0-21swapper/920:03:4215
36590329943719,417cyclictest0-21swapper/920:56:0715
36590329943719,417cyclictest0-21swapper/900:02:0615
36590329943718,418cyclictest0-21swapper/900:27:0415
365902899437437,0cyclictest0-21swapper/821:43:0714
36590099943712,28cyclictest0-21swapper/322:52:059
36590049943718,419cyclictest0-21swapper/223:54:428
36590549943616,419cyclictest0-21swapper/1400:04:436
36590329943619,416cyclictest0-21swapper/922:05:0315
36590329943619,416cyclictest0-21swapper/922:05:0315
36590329943619,416cyclictest0-21swapper/919:20:0415
36590329943619,416cyclictest0-21swapper/919:20:0415
36590329943618,417cyclictest0-21swapper/922:23:4215
36590329943618,417cyclictest0-21swapper/922:15:4215
36590329943618,417cyclictest0-21swapper/922:15:4215
36590329943616,419cyclictest0-21swapper/923:28:0515
36590329943615,418cyclictest0-21swapper/921:24:4515
36590329943614,419cyclictest0-21swapper/923:04:4415
365901999436435,1cyclictest0-21swapper/622:56:2112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional