You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-11 - 22:38
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
Characteristics of the 100 highest latencies:
System rackdslot1.osadl.org (updated Wed Mar 11, 2026 12:45:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2170021310,5sleep11430599cyclictest12:00:241
134491810,9ptp4l13091-21ntp_states07:05:220
1430799722,28cyclictest0-21swapper/311:05:183
134491710,4ptp4l20275-21apt-get12:00:102
1430799690,28cyclictest16404-21taskset09:31:143
1430799680,65cyclictest32097-21sed07:45:223
1430799660,29cyclictest19228-21chrt10:47:293
1430799660,28cyclictest18655-21chrt08:27:333
1430799640,27cyclictest14610-21chrt10:37:263
134491640,5ptp4l0-21swapper/208:05:132
134491630,4ptp4l25128-21ps09:50:232
1430799620,28cyclictest4993-21taskset07:59:393
134491620,16ptp4l23937-21switchtime12:05:242
1430799612,17cyclictest0-21swapper/308:55:153
1430799612,17cyclictest0-21swapper/308:55:153
1430799610,28cyclictest3672-21taskset12:33:033
1430799610,27cyclictest27964-21taskset07:38:123
1430799610,27cyclictest25763-21taskset07:34:283
134491610,3ptp4l24509-21apt-get11:00:112
134491600,4ptp4l0-21swapper/212:31:282
134491600,4ptp4l0-21swapper/211:28:462
1430799590,29cyclictest11734-21taskset08:12:313
134491590,4ptp4l31836-21apt-get12:25:112
134491590,3ptp4l0-21swapper/309:20:043
1430799580,28cyclictest23146-21taskset08:36:103
1430799580,28cyclictest13970-21taskset08:16:433
1430799580,27cyclictest8263-21taskset11:34:463
1430799580,27cyclictest21093-21taskset07:23:293
134491580,5ptp4l0-21swapper/208:25:122
134491580,4ptp4l0-21swapper/208:30:222
1430799570,28cyclictest24132-21taskset10:58:393
1430799570,27cyclictest21442-21taskset07:25:063
1430799570,26cyclictest26325-21taskset11:02:093
134491570,4ptp4l0-21swapper/212:12:312
134491570,4ptp4l0-21swapper/210:55:002
134491570,3ptp4l0-21swapper/211:35:152
134491570,3ptp4l0-21swapper/210:56:112
1430799563,17cyclictest134491ptp4l08:05:263
1430799560,29cyclictest593-21taskset10:08:403
1430799560,28cyclictest23320-21taskset09:45:423
1430799560,27cyclictest18564-21taskset07:18:313
134491560,4ptp4l0-21swapper/211:43:422
134491560,4ptp4l0-21swapper/210:35:482
134491560,4ptp4l0-21swapper/210:25:542
134491560,4ptp4l0-21swapper/209:00:272
1430799550,28cyclictest21021-21taskset08:33:183
1430799550,28cyclictest16546-21taskset08:24:513
1430799550,27cyclictest2788-21taskset10:11:123
1430799550,17cyclictest134491ptp4l09:50:223
134491550,5ptp4l0-21swapper/107:09:221
134491550,4ptp4l0-21swapper/211:10:422
134491550,4ptp4l0-21swapper/209:15:532
134491550,4ptp4l0-21swapper/209:06:592
134491550,3ptp4l0-21swapper/212:18:502
134491550,3ptp4l0-21swapper/208:50:202
134491550,3ptp4l0-21swapper/207:35:182
134491550,12ptp4l0-21swapper/208:00:152
1430799541,24cyclictest9966-21runrttasks10:29:333
1430799540,27cyclictest6103-21taskset12:39:403
1430799540,21cyclictest32262-21hddtemp_smartct12:25:153
134491540,4ptp4l0-21swapper/210:17:192
134491540,4ptp4l0-21swapper/207:44:142
134491540,4ptp4l0-21swapper/207:13:382
134491540,3ptp4l0-21swapper/208:40:212
309732530,4sleep00-21swapper/012:20:250
1430799530,29cyclictest28942-21taskset12:16:383
1430799530,28cyclictest21720-21taskset10:54:553
134491530,4ptp4l0-21swapper/209:46:342
134491530,4ptp4l0-21swapper/209:11:592
134491530,4ptp4l0-21swapper/007:37:580
134491530,3ptp4l0-21swapper/011:25:080
1430799520,28cyclictest16866-21taskset10:41:383
134491520,4ptp4l2988-21sensors11:20:252
134491520,4ptp4l0-21swapper/212:37:592
134491520,4ptp4l0-21swapper/208:39:542
134491520,4ptp4l0-21swapper/207:55:212
134491520,3ptp4l0-21swapper/207:28:062
1430799510,30cyclictest9399-21seq09:17:483
1430799510,28cyclictest2548-21taskset09:03:173
134491510,4ptp4l0-21swapper/210:43:082
134491510,3ptp4l0-21swapper/207:48:012
1430799505,14cyclictest134491ptp4l08:00:213
1430799500,28cyclictest22046-21seq12:01:313
1430799500,27cyclictest18647-21runrttasks09:35:303
1430799500,26cyclictest16302-21taskset07:14:033
134491500,3ptp4l0-21swapper/210:08:292
134491500,3ptp4l0-21swapper/207:20:542
134491490,4ptp4l0-21swapper/209:42:522
134491490,3ptp4l0-21swapper/211:52:282
134491490,3ptp4l0-21swapper/209:25:582
134491490,3ptp4l0-21swapper/209:25:582
1430799480,31cyclictest30522-21seq10:04:213
1430799480,30cyclictest31160-21seq11:11:493
1430799480,27cyclictest5213-21runrttasks09:10:053
134491480,9ptp4l2325-21llvmpipe-211:05:580
134491480,4ptp4l0-21swapper/210:20:592
134491480,4ptp4l0-21swapper/209:56:492
134491480,4ptp4l0-21swapper/209:39:012
134491480,3ptp4l0-21swapper/208:55:062
134491480,3ptp4l0-21swapper/208:55:062
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional