You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-05 - 07:18
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
Characteristics of the 100 highest latencies:
System rackdslot1.osadl.org (updated Fri Jun 05, 2026 00:45:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1845121580,6sleep3745899cyclictest21:50:263
1953021510,6sleep3745899cyclictest20:45:153
2710821280,5sleep3745899cyclictest21:00:193
110442730,4sleep00-21swapper/021:35:220
134491650,4ptp4l0-21swapper/020:49:100
134491630,23ptp4l0-21swapper/120:11:461
7458996230,7cyclictest41-21ksoftirqd/323:40:003
7458996223,6cyclictest41-21ksoftirqd/300:30:163
7458996128,8cyclictest41-21ksoftirqd/322:15:083
745899612,29cyclictest0-21swapper/300:27:353
4562610,3sleep00-21swapper/021:15:000
4562610,3sleep00-21swapper/021:15:000
134491610,18ptp4l0-21swapper/100:25:211
7458996026,3cyclictest41-21ksoftirqd/322:47:543
134491600,3ptp4l22224-21iostat_ios23:10:171
7458995927,3cyclictest41-21ksoftirqd/300:16:283
7458995825,7cyclictest41-21ksoftirqd/300:06:413
745899582,35cyclictest0-21swapper/323:40:583
745899582,35cyclictest0-21swapper/323:40:583
7458995727,9cyclictest41-21ksoftirqd/323:10:233
134491570,4ptp4l0-21swapper/223:55:422
134491570,3ptp4l0-21swapper/121:40:151
134491560,3ptp4l0-21swapper/122:11:151
745899552,7cyclictest0-21swapper/320:25:183
7458995522,8cyclictest41-21ksoftirqd/323:20:593
745899552,23cyclictest0-21swapper/320:18:233
134491550,4ptp4l0-21swapper/122:21:391
134491550,4ptp4l0-21swapper/022:38:080
134491550,4ptp4l0-21swapper/022:11:020
134491550,4ptp4l0-21swapper/021:41:210
134491550,3ptp4l0-21swapper/122:55:451
134491550,11ptp4l6460-21python19:05:231
745899540,13cyclictest41-21ksoftirqd/321:35:113
293902540,2sleep0101ktimersoftd/023:25:190
134491540,4ptp4l0-21swapper/122:44:591
134491530,4ptp4l0-21swapper/121:48:591
134491530,3ptp4l0-21swapper/121:15:191
134491530,12ptp4l0-21swapper/020:22:090
745899523,6cyclictest0-21swapper/319:25:413
745899522,11cyclictest0-21swapper/321:45:263
745599525,6cyclictest9-21ksoftirqd/000:06:490
134491520,4ptp4l0-21swapper/119:25:141
134491520,4ptp4l0-21swapper/000:32:030
134491520,3ptp4l0-21swapper/019:39:420
745899515,7cyclictest41-21ksoftirqd/300:10:273
745899514,6cyclictest0-21swapper/321:16:063
745899513,6cyclictest0-21swapper/320:01:283
745899512,6cyclictest0-21swapper/323:55:223
745899511,6cyclictest0-21swapper/323:30:153
745899510,7cyclictest41-21ksoftirqd/321:55:173
134491510,4ptp4l0-21swapper/221:00:162
134491510,4ptp4l0-21swapper/220:04:062
134491510,4ptp4l0-21swapper/122:17:371
134491510,4ptp4l0-21swapper/121:38:251
134491510,4ptp4l0-21swapper/023:00:160
745899504,5cyclictest0-21swapper/319:43:103
745899503,6cyclictest0-21swapper/300:39:593
745899502,6cyclictest0-21swapper/322:20:163
745899502,6cyclictest0-21swapper/320:55:193
745899501,6cyclictest0-21swapper/319:16:193
134491500,4ptp4l0-21swapper/119:16:591
134491500,4ptp4l0-21swapper/100:35:591
134491500,4ptp4l0-21swapper/022:52:520
134491500,3ptp4l0-21swapper/123:05:231
745899494,6cyclictest41-21ksoftirqd/323:05:283
745899493,6cyclictest41-21ksoftirqd/319:45:003
745899492,6cyclictest0-21swapper/320:05:283
745899492,5cyclictest41-21ksoftirqd/320:10:123
745899492,39cyclictest0-21swapper/319:10:163
745899492,10cyclictest0-21swapper/300:00:133
745899491,7cyclictest41-21ksoftirqd/322:00:203
134491490,9ptp4l5434-21/usr/sbin/munin19:05:130
134491490,5ptp4l0-21swapper/221:09:342
134491490,4ptp4l0-21swapper/223:34:282
134491490,4ptp4l0-21swapper/219:22:062
134491490,4ptp4l0-21swapper/120:19:081
134491490,4ptp4l0-21swapper/119:31:541
134491490,4ptp4l0-21swapper/022:21:380
134491490,3ptp4l0-21swapper/221:14:402
134491490,3ptp4l0-21swapper/221:14:402
134491490,3ptp4l0-21swapper/123:27:391
745899484,7cyclictest41-21ksoftirqd/323:00:253
745899484,7cyclictest0-21swapper/319:34:253
745899484,6cyclictest0-21swapper/322:09:223
745899484,5cyclictest0-21swapper/322:12:273
745899483,8cyclictest41-21ksoftirqd/321:20:133
745899482,7cyclictest0-21swapper/320:20:173
745899482,5cyclictest0-21swapper/322:41:273
745899481,6cyclictest0-21swapper/323:54:043
134491480,4ptp4l0-21swapper/222:47:312
134491480,4ptp4l0-21swapper/022:58:130
134491480,4ptp4l0-21swapper/022:03:070
134491480,4ptp4l0-21swapper/020:25:050
134491480,4ptp4l0-21swapper/000:04:050
134491480,3ptp4l0-21swapper/121:12:081
134491480,3ptp4l0-21swapper/121:12:081
745899473,7cyclictest41-21ksoftirqd/319:40:003
745899473,6cyclictest41-21ksoftirqd/319:25:003
745899473,5cyclictest0-21swapper/323:46:263
745899471,7cyclictest0-21swapper/323:25:433
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional