You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-17 - 10:09
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 highest latencies:
System rackdslot3.osadl.org (updated Mon Nov 17, 2025 00:45:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
251402231165,23sleep20-21swapper/219:08:502
137191210176,22phc2sys0-21swapper/319:07:313
250472205171,22sleep10-21swapper/119:07:371
250462203171,22sleep00-21swapper/019:07:350
3047321430,7sleep32552699cyclictest20:25:283
25524996121,8cyclictest25-21ksoftirqd/119:10:211
25524996121,8cyclictest25-21ksoftirqd/119:10:201
25524995826,8cyclictest25-21ksoftirqd/122:35:141
25524995826,7cyclictest25-21ksoftirqd/121:10:271
25524995722,4cyclictest25-21ksoftirqd/100:20:321
25524995652,2cyclictest231rcuc/122:05:121
25524995628,7cyclictest25-21ksoftirqd/123:25:201
25524995626,7cyclictest25-21ksoftirqd/122:30:001
25524995622,10cyclictest25-21ksoftirqd/123:56:171
136991560,1ptp4l401ktimersoftd/321:34:593
25524995525,7cyclictest25-21ksoftirqd/100:30:211
25524995520,4cyclictest25-21ksoftirqd/123:03:151
25524995421,7cyclictest25-21ksoftirqd/100:05:251
25524995421,4cyclictest25-21ksoftirqd/119:17:491
25524995349,2cyclictest231rcuc/100:39:251
25524995321,8cyclictest25-21ksoftirqd/120:50:181
25524995321,8cyclictest25-21ksoftirqd/120:25:221
25524995320,6cyclictest25-21ksoftirqd/122:40:251
25524995320,4cyclictest25-21ksoftirqd/122:58:011
2552499525,9cyclictest25-21ksoftirqd/122:20:241
25524995249,2cyclictest231rcuc/123:17:371
25524995226,8cyclictest25-21ksoftirqd/100:00:221
25524995221,8cyclictest25-21ksoftirqd/123:46:141
25524995221,4cyclictest25-21ksoftirqd/120:48:211
25524995219,7cyclictest25-21ksoftirqd/122:30:241
25524995147,2cyclictest231rcuc/120:57:171
2552499513,8cyclictest25-21ksoftirqd/122:15:231
2552499513,8cyclictest25-21ksoftirqd/120:00:181
2552499512,6cyclictest25-21ksoftirqd/122:55:001
25524995124,7cyclictest25-21ksoftirqd/100:25:141
25524995120,8cyclictest25-21ksoftirqd/121:20:171
25524995114,11cyclictest25-21ksoftirqd/121:00:221
2552499506,8cyclictest25-21ksoftirqd/119:30:161
2552499503,8cyclictest25-21ksoftirqd/123:50:241
2552499502,8cyclictest25-21ksoftirqd/100:15:251
25524995020,3cyclictest25-21ksoftirqd/123:34:151
25524995017,4cyclictest25-21ksoftirqd/121:17:241
2552499496,4cyclictest25-21ksoftirqd/119:40:321
2552499495,4cyclictest25-21ksoftirqd/120:40:211
2552499493,8cyclictest25-21ksoftirqd/119:35:271
132891490,1getstats18373-1kworker/3:0H20:45:263
2552499485,8cyclictest25-21ksoftirqd/120:22:021
2552499484,8cyclictest25-21ksoftirqd/121:30:201
25524994843,3cyclictest231rcuc/123:10:281
2552499483,10cyclictest25-21ksoftirqd/119:55:211
2552499483,10cyclictest25-21ksoftirqd/119:55:211
2552499482,6cyclictest25-21ksoftirqd/123:05:181
25524994816,4cyclictest25-21ksoftirqd/121:58:561
2552499475,7cyclictest25-21ksoftirqd/119:45:241
2552499474,7cyclictest25-21ksoftirqd/121:45:201
2552499473,5cyclictest25-21ksoftirqd/120:05:271
25524994720,3cyclictest25-21ksoftirqd/121:06:321
2552499471,10cyclictest25-21ksoftirqd/120:35:291
2552499470,6cyclictest25-21ksoftirqd/122:00:261
2552499470,12cyclictest25-21ksoftirqd/120:15:231
2552499465,7cyclictest25-21ksoftirqd/121:50:241
2552499464,9cyclictest25-21ksoftirqd/120:30:241
2552499464,9cyclictest25-21ksoftirqd/120:30:241
25524994642,2cyclictest231rcuc/121:40:191
2552499462,7cyclictest241ktimersoftd/123:40:271
25524994622,10cyclictest25-21ksoftirqd/122:10:281
2552499462,10cyclictest25-21ksoftirqd/120:10:161
2523224633,5sleep00-21swapper/019:10:010
2523224633,5sleep00-21swapper/019:10:010
180752460,2sleep20-21swapper/220:00:252
2552499455,7cyclictest25-21ksoftirqd/100:10:171
2552499454,7cyclictest25-21ksoftirqd/121:35:291
2552499454,4cyclictest25-21ksoftirqd/123:20:221
2552499452,8cyclictest25-21ksoftirqd/119:25:271
25524994518,8cyclictest25-21ksoftirqd/121:25:191
2552499450,13cyclictest25-21ksoftirqd/123:35:251
2552499436,8cyclictest25-21ksoftirqd/119:50:151
2552499433,7cyclictest25-21ksoftirqd/122:45:241
2552499433,7cyclictest25-21ksoftirqd/119:20:151
136991430,0ptp4l401ktimersoftd/323:29:393
136991420,0ptp4l401ktimersoftd/323:01:223
136991420,0ptp4l401ktimersoftd/319:37:323
2552599413,6cyclictest33-21ksoftirqd/221:30:252
2552399419,3cyclictest9-21ksoftirqd/021:50:000
136991410,1ptp4l401ktimersoftd/319:46:473
2552599403,5cyclictest33-21ksoftirqd/222:10:002
25525994035,3cyclictest33-21ksoftirqd/220:55:002
136991400,1ptp4l401ktimersoftd/319:15:553
25525993935,2cyclictest33-21ksoftirqd/222:19:592
25525993934,3cyclictest33-21ksoftirqd/222:00:002
25525993928,9cyclictest33-21ksoftirqd/220:35:212
25525993919,10cyclictest33-21ksoftirqd/222:45:142
25526993832,4cyclictest41-21ksoftirqd/322:37:423
25525993833,3cyclictest33-21ksoftirqd/223:25:012
2552399383,7cyclictest9-21ksoftirqd/020:00:010
2552399383,7cyclictest9-21ksoftirqd/020:00:010
2552399383,6cyclictest9-21ksoftirqd/000:10:000
25523993821,8cyclictest9-21ksoftirqd/020:30:170
25523993821,8cyclictest9-21ksoftirqd/020:30:170
2552599376,3cyclictest121rcu_preempt22:55:152
2552599375,3cyclictest33-21ksoftirqd/200:15:012
25525993733,3cyclictest33-21ksoftirqd/223:30:012
25525993732,3cyclictest33-21ksoftirqd/223:45:002
25525993724,11cyclictest33-21ksoftirqd/221:45:272
2552599372,2cyclictest121rcu_preempt20:30:142
2552599372,2cyclictest121rcu_preempt20:30:142
25523993733,3cyclictest9-21ksoftirqd/021:20:010
25523993732,3cyclictest9-21ksoftirqd/022:55:000
25523993732,3cyclictest9-21ksoftirqd/020:40:010
25523993729,5cyclictest9-21ksoftirqd/022:42:570
25523993719,9cyclictest9-21ksoftirqd/000:10:220
25526993631,3cyclictest41-21ksoftirqd/321:42:173
2552599366,6cyclictest33-21ksoftirqd/222:25:002
2552599365,3cyclictest33-21ksoftirqd/221:50:172
2552599364,3cyclictest33-21ksoftirqd/221:20:312
25525993633,2cyclictest33-21ksoftirqd/223:40:002
25525993631,3cyclictest33-21ksoftirqd/223:35:012
25525993631,3cyclictest33-21ksoftirqd/222:40:002
25525993631,3cyclictest33-21ksoftirqd/221:05:002
25525993631,3cyclictest33-21ksoftirqd/220:40:162
25525993631,3cyclictest33-21ksoftirqd/219:35:272
25525993631,3cyclictest33-21ksoftirqd/219:34:592
25525993630,4cyclictest33-21ksoftirqd/223:59:422
25525993630,4cyclictest33-21ksoftirqd/200:06:392
25525993630,3cyclictest33-21ksoftirqd/223:05:012
25525993629,3cyclictest33-21ksoftirqd/222:45:002
2552399367,4cyclictest9-21ksoftirqd/022:15:220
2552399366,7cyclictest9-21ksoftirqd/023:50:240
2552399366,3cyclictest9-21ksoftirqd/022:30:180
25523993632,2cyclictest9-21ksoftirqd/021:39:590
25523993631,3cyclictest9-21ksoftirqd/022:40:000
25523993631,3cyclictest9-21ksoftirqd/020:50:000
25523993631,3cyclictest9-21ksoftirqd/000:35:000
25523993630,3cyclictest9-21ksoftirqd/023:50:010
25523993630,3cyclictest9-21ksoftirqd/021:15:010
25523993630,3cyclictest9-21ksoftirqd/019:39:590
136991360,0ptp4l401ktimersoftd/323:10:193
136991360,0ptp4l401ktimersoftd/321:45:133
25526993531,3cyclictest41-21ksoftirqd/300:20:003
25526993531,2cyclictest41-21ksoftirqd/319:45:003
25526993530,3cyclictest41-21ksoftirqd/321:30:013
25526993530,3cyclictest41-21ksoftirqd/320:17:263
25526993529,4cyclictest41-21ksoftirqd/322:02:363
25526993528,5cyclictest41-21ksoftirqd/319:14:073
25526993528,5cyclictest41-21ksoftirqd/319:14:073
2552599354,3cyclictest33-21ksoftirqd/221:35:222
2552599354,3cyclictest33-21ksoftirqd/219:29:592
25525993532,2cyclictest33-21ksoftirqd/220:24:592
25525993531,3cyclictest33-21ksoftirqd/223:05:182
25525993531,2cyclictest33-21ksoftirqd/220:25:222
25525993530,3cyclictest33-21ksoftirqd/219:20:012
25525993530,2cyclictest33-21ksoftirqd/219:25:012
25525993529,4cyclictest33-21ksoftirqd/200:24:092
25525993529,3cyclictest33-21ksoftirqd/223:50:012
2552399354,7cyclictest9-21ksoftirqd/020:55:140
25523993531,2cyclictest9-21ksoftirqd/022:15:000
25523993530,3cyclictest9-21ksoftirqd/023:35:010
25523993530,3cyclictest9-21ksoftirqd/021:05:010
25526993428,4cyclictest41-21ksoftirqd/320:30:053
25526993428,4cyclictest41-21ksoftirqd/320:30:053
2552599348,4cyclictest33-21ksoftirqd/222:02:482
2552599346,3cyclictest33-21ksoftirqd/219:10:302
2552599346,3cyclictest33-21ksoftirqd/219:10:302
2552599344,3cyclictest33-21ksoftirqd/200:35:302
25525993430,3cyclictest33-21ksoftirqd/219:59:402
25525993430,3cyclictest33-21ksoftirqd/219:59:402
25525993430,3cyclictest33-21ksoftirqd/219:50:002
25525993430,2cyclictest33-21ksoftirqd/220:11:582
25525993429,3cyclictest33-21ksoftirqd/223:10:162
25525993429,3cyclictest33-21ksoftirqd/222:50:152
25525993429,3cyclictest33-21ksoftirqd/221:40:382
25525993429,3cyclictest33-21ksoftirqd/220:55:182
25525993429,3cyclictest33-21ksoftirqd/220:45:132
25525993429,3cyclictest33-21ksoftirqd/200:20:002
25525993428,4cyclictest33-21ksoftirqd/222:12:142
25525993428,4cyclictest33-21ksoftirqd/200:33:282
25525993428,3cyclictest33-21ksoftirqd/221:15:162
25525993423,9cyclictest33-21ksoftirqd/222:30:202
2552399344,5cyclictest121rcu_preempt20:14:590
25523993429,3cyclictest9-21ksoftirqd/023:10:160
25523993429,3cyclictest9-21ksoftirqd/022:25:000
25523993429,3cyclictest9-21ksoftirqd/021:35:010
25523993429,3cyclictest9-21ksoftirqd/020:06:570
25523993429,3cyclictest9-21ksoftirqd/019:25:010
25523993428,4cyclictest9-21ksoftirqd/023:17:470
25523993428,4cyclictest9-21ksoftirqd/022:03:340
25523993428,3cyclictest9-21ksoftirqd/000:00:000
2552399341,3cyclictest9-21ksoftirqd/020:25:220
2552399341,3cyclictest9-21ksoftirqd/020:00:320
2552399341,3cyclictest121rcu_preempt21:00:200
136991340,0ptp4l401ktimersoftd/322:59:223
136991340,0ptp4l401ktimersoftd/300:04:023
25526993328,3cyclictest41-21ksoftirqd/323:40:193
25526993328,3cyclictest41-21ksoftirqd/322:15:013
25526993328,3cyclictest41-21ksoftirqd/300:36:303
25526993327,4cyclictest41-21ksoftirqd/322:28:563
25526993327,4cyclictest41-21ksoftirqd/321:35:453
25526993327,4cyclictest41-21ksoftirqd/320:53:453
25526993327,4cyclictest41-21ksoftirqd/320:44:213
25526993327,4cyclictest41-21ksoftirqd/320:02:343
25526993327,4cyclictest41-21ksoftirqd/319:55:553
25526993327,4cyclictest41-21ksoftirqd/319:55:553
25526993327,4cyclictest41-21ksoftirqd/319:52:143
25526993327,4cyclictest41-21ksoftirqd/300:05:483
25526993326,5cyclictest41-21ksoftirqd/323:50:363
25525993328,3cyclictest33-21ksoftirqd/222:30:012
25525993328,3cyclictest33-21ksoftirqd/219:54:392
25525993328,2cyclictest33-21ksoftirqd/220:05:162
25525993327,4cyclictest33-21ksoftirqd/223:18:542
25525993326,5cyclictest33-21ksoftirqd/221:29:132
2552399334,6cyclictest9-21ksoftirqd/020:50:240
2552399333,2cyclictest9-21ksoftirqd/020:15:140
25523993330,2cyclictest9-21ksoftirqd/022:49:590
25523993329,3cyclictest9-21ksoftirqd/023:40:010
25523993328,3cyclictest9-21ksoftirqd/022:55:160
25523993328,3cyclictest9-21ksoftirqd/000:35:220
25523993327,4cyclictest9-21ksoftirqd/023:42:260
25523993327,4cyclictest9-21ksoftirqd/023:26:470
25523993327,4cyclictest9-21ksoftirqd/020:41:510
25523993327,4cyclictest9-21ksoftirqd/019:34:420
25523993327,3cyclictest9-21ksoftirqd/023:10:010
2552399332,5cyclictest121rcu_preempt00:20:180
2552399331,3cyclictest9-21ksoftirqd/000:05:000
2552399331,2cyclictest121rcu_preempt00:25:140
25526993227,3cyclictest41-21ksoftirqd/322:32:143
25526993227,3cyclictest41-21ksoftirqd/321:04:593
25526993227,3cyclictest41-21ksoftirqd/319:33:383
25526993226,4cyclictest41-21ksoftirqd/323:07:073
25526993226,4cyclictest41-21ksoftirqd/322:16:293
25526993226,4cyclictest41-21ksoftirqd/320:09:443
25526993226,4cyclictest41-21ksoftirqd/300:25:063
2552599324,6cyclictest33-21ksoftirqd/200:00:282
25525993227,3cyclictest33-21ksoftirqd/221:05:222
2552399324,3cyclictest9-21ksoftirqd/020:20:240
25523993228,3cyclictest9-21ksoftirqd/022:25:140
25523993227,3cyclictest9-21ksoftirqd/023:25:010
25523993227,3cyclictest9-21ksoftirqd/023:00:140
25523993227,3cyclictest9-21ksoftirqd/019:55:010
25523993226,4cyclictest9-21ksoftirqd/021:53:560
25523993226,4cyclictest9-21ksoftirqd/019:27:410
25523993226,3cyclictest9-21ksoftirqd/021:20:190
25523993226,3cyclictest9-21ksoftirqd/019:15:200
2552399321,5cyclictest121rcu_preempt19:44:590
2552399321,3cyclictest121rcu_preempt21:30:000
136991320,10ptp4l401ktimersoftd/321:13:403
25526993127,3cyclictest41-21ksoftirqd/320:35:213
25526993126,3cyclictest41-21ksoftirqd/300:24:593
25526993125,4cyclictest41-21ksoftirqd/322:52:513
25526993125,4cyclictest41-21ksoftirqd/321:57:473
25526993125,4cyclictest41-21ksoftirqd/321:05:153
25526993125,4cyclictest41-21ksoftirqd/320:22:403
2552599313,6cyclictest33-21ksoftirqd/223:50:152
2552599312,3cyclictest33-21ksoftirqd/219:40:182
25523993125,4cyclictest9-21ksoftirqd/021:43:280
25523993125,4cyclictest9-21ksoftirqd/019:47:150
2552399311,4cyclictest0-21swapper/022:05:190
2552399310,2cyclictest121rcu_preempt21:55:290
136991310,0ptp4l401ktimersoftd/323:47:403
136991310,0ptp4l401ktimersoftd/323:36:313
136991310,0ptp4l401ktimersoftd/321:51:493
136991310,0ptp4l401ktimersoftd/319:26:203
136991310,0ptp4l401ktimersoftd/300:31:493
25526993025,3cyclictest41-21ksoftirqd/321:20:573
25526993024,4cyclictest41-21ksoftirqd/323:23:483
25526993024,4cyclictest41-21ksoftirqd/320:11:573
25526993024,4cyclictest41-21ksoftirqd/300:11:513
25525993026,3cyclictest33-21ksoftirqd/220:19:432
2552599301,3cyclictest121rcu_preempt00:29:272
2552599300,5cyclictest33-21ksoftirqd/221:15:012
25523993025,3cyclictest9-21ksoftirqd/000:16:200
136991300,0ptp4l401ktimersoftd/322:43:233
136991300,0ptp4l401ktimersoftd/322:20:293
136991300,0ptp4l401ktimersoftd/322:08:123
136991300,0ptp4l401ktimersoftd/320:57:493
136991290,0ptp4l401ktimersoftd/323:33:203
25526992823,3cyclictest41-21ksoftirqd/322:45:503
136991280,0ptp4l401ktimersoftd/323:56:273
25526992722,3cyclictest41-21ksoftirqd/323:17:143
25526992722,3cyclictest41-21ksoftirqd/319:21:453
136991240,0ptp4l401ktimersoftd/321:15:183
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional