You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-07 - 21:18
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 Tue Apr 07, 2026 12:45:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17899996932,9cyclictest25-21ksoftirqd/110:05:271
32162660,4sleep30-21swapper/310:05:233
17901996524,5cyclictest41-21ksoftirqd/307:21:023
17901996432,4cyclictest41-21ksoftirqd/307:40:363
17901996421,7cyclictest41-21ksoftirqd/308:41:423
17899996317,7cyclictest25-21ksoftirqd/111:30:151
1789899611,8cyclictest9-21ksoftirqd/007:36:150
193872600,4sleep00-21swapper/008:20:260
17899996022,3cyclictest121rcu_preempt11:05:211
134491600,4ptp4l4222-21apt-get09:00:122
17899995920,5cyclictest25-21ksoftirqd/112:30:241
17899995920,5cyclictest25-21ksoftirqd/112:30:241
134491590,4ptp4l17788-21chrt08:19:312
17899995828,9cyclictest25-21ksoftirqd/111:16:031
17899995826,8cyclictest25-21ksoftirqd/110:10:181
134491580,5ptp4l0-21swapper/207:08:252
134491580,4ptp4l0-21swapper/008:36:040
17901995724,7cyclictest41-21ksoftirqd/309:25:223
134491570,3ptp4l3203-21ls12:25:232
134491570,3ptp4l0-21swapper/311:05:133
17901995620,9cyclictest41-21ksoftirqd/309:50:143
134491560,4ptp4l0-21swapper/211:08:312
134491560,3ptp4l0-21swapper/312:05:173
17901995521,4cyclictest41-21ksoftirqd/307:13:483
17901995517,9cyclictest41-21ksoftirqd/311:15:183
17901995517,10cyclictest41-21ksoftirqd/307:55:003
17899995526,8cyclictest25-21ksoftirqd/110:30:181
17899995520,7cyclictest25-21ksoftirqd/111:35:251
17899995520,6cyclictest25-21ksoftirqd/109:05:001
17899995518,9cyclictest25-21ksoftirqd/107:20:161
134491550,4ptp4l0-21swapper/310:29:423
134491550,4ptp4l0-21swapper/007:55:110
134491550,4ptp4l0-21swapper/007:55:110
134491550,3ptp4l0-21swapper/212:00:452
134491550,3ptp4l0-21swapper/209:28:172
134491550,3ptp4l0-21swapper/109:25:251
134491550,3ptp4l0-21swapper/010:59:200
134491550,3ptp4l0-21swapper/009:44:400
17901995419,9cyclictest41-21ksoftirqd/310:57:163
17899995442,3cyclictest25-21ksoftirqd/109:55:261
17899995434,5cyclictest25-21ksoftirqd/110:45:131
134491540,4ptp4l32448-21df_abs12:20:150
134491540,4ptp4l0-21swapper/011:41:140
134491540,4ptp4l0-21swapper/011:41:140
134491540,3ptp4l0-21swapper/310:01:383
134491540,3ptp4l0-21swapper/208:40:362
134491540,3ptp4l0-21swapper/009:16:520
134491540,2ptp4l0-21swapper/010:50:150
17901995321,9cyclictest41-21ksoftirqd/308:30:213
17901995316,4cyclictest41-21ksoftirqd/312:04:503
17899995322,10cyclictest25-21ksoftirqd/108:25:181
1789999531,7cyclictest25-21ksoftirqd/112:20:001
17899995311,7cyclictest25-21ksoftirqd/108:00:481
17898995321,3cyclictest9-21ksoftirqd/008:25:180
134491530,4ptp4l0-21swapper/208:10:212
134491530,4ptp4l0-21swapper/010:30:190
134491530,3ptp4l0-21swapper/210:10:202
134491530,1ptp4l0-21swapper/110:50:281
134491530,15ptp4l0-21swapper/011:10:270
134491530,15ptp4l0-21swapper/011:10:270
17901995223,6cyclictest41-21ksoftirqd/312:12:303
17901995221,4cyclictest41-21ksoftirqd/310:22:033
17901995220,7cyclictest41-21ksoftirqd/311:32:123
17901995219,4cyclictest41-21ksoftirqd/309:31:143
17901995219,4cyclictest41-21ksoftirqd/309:31:143
17901995217,4cyclictest41-21ksoftirqd/311:03:493
17901995216,4cyclictest41-21ksoftirqd/307:30:193
17899995229,10cyclictest25-21ksoftirqd/108:05:291
134491520,3ptp4l0-21swapper/008:17:460
1790199519,6cyclictest41-21ksoftirqd/308:20:083
1790199513,3cyclictest121rcu_preempt08:45:583
17901995120,4cyclictest41-21ksoftirqd/307:27:443
17901995120,4cyclictest41-21ksoftirqd/307:27:443
17901995118,8cyclictest41-21ksoftirqd/311:55:413
17901995118,4cyclictest41-21ksoftirqd/308:28:483
17901995118,4cyclictest41-21ksoftirqd/307:38:153
17901995117,4cyclictest41-21ksoftirqd/309:17:063
17901995117,4cyclictest41-21ksoftirqd/309:03:103
17901995115,6cyclictest41-21ksoftirqd/311:30:003
17901995115,3cyclictest41-21ksoftirqd/307:55:533
17901995115,3cyclictest41-21ksoftirqd/307:55:533
1789999514,6cyclictest25-21ksoftirqd/110:35:251
17899995137,3cyclictest17854-21cat08:20:001
17899995115,7cyclictest25-21ksoftirqd/110:20:371
17898995119,4cyclictest9-21ksoftirqd/012:15:000
17898995112,6cyclictest9-21ksoftirqd/008:55:010
134491510,4ptp4l0-21swapper/210:37:592
134491510,4ptp4l0-21swapper/208:23:402
134491510,4ptp4l0-21swapper/010:35:250
134491510,18ptp4l0-21swapper/209:20:272
17901995021,19cyclictest41-21ksoftirqd/311:50:243
17901995020,4cyclictest41-21ksoftirqd/309:37:523
17901995018,7cyclictest41-21ksoftirqd/308:55:173
1789999505,6cyclictest25-21ksoftirqd/112:35:221
17899995035,7cyclictest25-21ksoftirqd/110:00:111
17899995021,3cyclictest121rcu_preempt08:20:181
17898995013,7cyclictest9-21ksoftirqd/010:20:010
134491500,7ptp4l0-21swapper/307:05:553
134491500,4ptp4l0-21swapper/312:22:463
134491500,4ptp4l0-21swapper/308:18:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional