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2026-04-22 - 01:59
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.

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 highest latencies:
System rackbslot6.osadl.org (updated Tue Apr 21, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1068911200,8ptp4l3341-21kworker/3:208:18:373
121832780,2sleep30-21swapper/313:48:153
121832780,2sleep30-21swapper/313:48:153
81572724,10sleep00-21swapper/008:20:590
106891700,1ptp4l401ktimersoftd/311:48:433
106891690,1ptp4l401ktimersoftd/312:25:123
106891690,1ptp4l401ktimersoftd/311:06:543
79952674,10sleep20-21swapper/208:18:512
87072640,2sleep38709-21rm12:39:173
91032630,1sleep20-21swapper/213:46:412
91032630,1sleep20-21swapper/213:46:412
70632630,3sleep20-21swapper/209:22:272
218682610,2sleep00-21swapper/008:47:170
69372600,2sleep30-21swapper/311:32:203
124782590,3sleep10-21swapper/112:42:321
106891590,1ptp4l401ktimersoftd/311:26:223
45112580,2sleep20-21swapper/209:17:222
303162580,4sleep1834399cyclictest11:56:031
197182580,3sleep219719-21irqrtprio11:12:202
106891570,1ptp4l401ktimersoftd/313:23:053
227352560,2sleep20-21swapper/213:27:182
8348995122,12cyclictest33-21ksoftirqd/213:12:162
106891510,1ptp4l401ktimersoftd/312:18:023
8338994942,4cyclictest9-21ksoftirqd/013:22:170
106891480,1ptp4l401ktimersoftd/313:00:593
78922470,2sleep00-21swapper/011:00:370
8348994610,6cyclictest33-21ksoftirqd/208:29:542
8348994610,6cyclictest33-21ksoftirqd/208:29:542
834899459,5cyclictest33-21ksoftirqd/209:12:542
834899453,7cyclictest321ktimersoftd/211:52:272
8348994510,5cyclictest33-21ksoftirqd/209:33:502
106891450,0ptp4l401ktimersoftd/309:53:363
8348994410,5cyclictest33-21ksoftirqd/208:40:262
834899438,5cyclictest33-21ksoftirqd/208:21:592
834899438,5cyclictest33-21ksoftirqd/208:21:592
8348994320,10cyclictest33-21ksoftirqd/213:01:242
1452914314,8phc2sys41-21ksoftirqd/312:47:183
106891420,7ptp4l401ktimersoftd/313:03:253
106891420,1ptp4l401ktimersoftd/312:44:033
834899414,35cyclictest311rcuc/211:32:032
8348994118,8cyclictest33-21ksoftirqd/213:37:052
8348994118,8cyclictest33-21ksoftirqd/209:27:192
106891410,1ptp4l401ktimersoftd/310:52:253
8348994021,10cyclictest33-21ksoftirqd/210:32:222
8348994018,9cyclictest33-21ksoftirqd/212:52:162
8348994017,9cyclictest33-21ksoftirqd/212:02:322
8348994017,9cyclictest33-21ksoftirqd/212:02:322
8338994032,4cyclictest9-21ksoftirqd/013:32:170
834899393,5cyclictest33-21ksoftirqd/211:58:282
106891390,5ptp4l401ktimersoftd/312:02:053
106891390,5ptp4l401ktimersoftd/312:02:053
106891390,1ptp4l401ktimersoftd/313:35:173
106891390,1ptp4l401ktimersoftd/313:18:423
106891390,1ptp4l401ktimersoftd/312:08:113
106891390,1ptp4l401ktimersoftd/311:27:273
106891390,1ptp4l401ktimersoftd/310:23:183
106891390,1ptp4l401ktimersoftd/310:23:183
106891390,1ptp4l401ktimersoftd/309:07:123
8348993816,10cyclictest33-21ksoftirqd/210:22:212
8348993816,10cyclictest33-21ksoftirqd/210:22:212
106891380,1ptp4l401ktimersoftd/313:45:583
106891380,1ptp4l401ktimersoftd/313:45:583
106891380,1ptp4l401ktimersoftd/312:29:143
106891380,1ptp4l401ktimersoftd/311:56:403
106891380,1ptp4l401ktimersoftd/311:15:303
106891380,1ptp4l401ktimersoftd/310:59:573
106891380,1ptp4l401ktimersoftd/310:49:343
106891380,1ptp4l401ktimersoftd/310:45:133
106891380,1ptp4l401ktimersoftd/310:34:493
834899375,5cyclictest33-21ksoftirqd/211:10:472
8348993718,10cyclictest33-21ksoftirqd/211:47:282
8348993717,9cyclictest33-21ksoftirqd/213:07:312
8338993728,5cyclictest9-21ksoftirqd/011:07:140
106891370,2ptp4l10723-21kworker/3:109:20:503
106891370,1ptp4l401ktimersoftd/313:08:173
106891370,1ptp4l401ktimersoftd/311:58:003
106891370,1ptp4l401ktimersoftd/311:07:433
106891370,1ptp4l401ktimersoftd/310:39:123
106891370,1ptp4l401ktimersoftd/310:28:003
106891370,1ptp4l401ktimersoftd/310:21:553
106891370,1ptp4l401ktimersoftd/310:21:553
106891370,1ptp4l401ktimersoftd/309:40:303
106891370,1ptp4l401ktimersoftd/309:32:143
106891370,1ptp4l401ktimersoftd/309:05:033
834899369,5cyclictest33-21ksoftirqd/212:47:372
834899368,5cyclictest33-21ksoftirqd/211:17:092
834899366,8cyclictest33-21ksoftirqd/210:07:222
834899366,5cyclictest33-21ksoftirqd/213:25:082
834899364,5cyclictest33-21ksoftirqd/212:30:382
834899363,5cyclictest33-21ksoftirqd/212:22:092
834899363,5cyclictest33-21ksoftirqd/211:42:372
834899362,6cyclictest33-21ksoftirqd/211:38:222
8348993619,9cyclictest33-21ksoftirqd/210:12:312
8348993617,9cyclictest33-21ksoftirqd/213:40:372
8348993613,9cyclictest33-21ksoftirqd/210:56:482
106891360,2ptp4l16957-21kworker/3:112:34:053
106891360,1ptp4l401ktimersoftd/313:13:573
106891360,1ptp4l401ktimersoftd/312:52:483
106891360,1ptp4l401ktimersoftd/311:45:563
106891360,0ptp4l401ktimersoftd/312:15:453
834899355,6cyclictest33-21ksoftirqd/210:37:212
834899354,5cyclictest33-21ksoftirqd/210:29:052
834899353,5cyclictest33-21ksoftirqd/211:33:382
834899352,5cyclictest33-21ksoftirqd/210:57:502
8348993518,7cyclictest33-21ksoftirqd/212:12:322
8348993516,8cyclictest33-21ksoftirqd/210:02:002
833899354,5cyclictest5260-1kworker/u9:113:18:210
8338993524,6cyclictest9-21ksoftirqd/013:02:170
106891350,2ptp4l10723-21kworker/3:109:13:143
106891350,1ptp4l401ktimersoftd/308:22:273
106891350,1ptp4l401ktimersoftd/308:22:273
106891350,0ptp4l401ktimersoftd/313:29:113
834899344,5cyclictest33-21ksoftirqd/212:39:192
8348993430,2cyclictest311rcuc/210:06:382
834899342,5cyclictest33-21ksoftirqd/213:47:512
834899342,5cyclictest33-21ksoftirqd/213:47:512
834899342,5cyclictest33-21ksoftirqd/212:08:352
834899341,5cyclictest33-21ksoftirqd/211:22:592
8348993414,9cyclictest33-21ksoftirqd/213:21:082
8338993426,5cyclictest9-21ksoftirqd/011:17:130
834899336,9cyclictest33-21ksoftirqd/209:52:242
834899332,5cyclictest33-21ksoftirqd/212:42:072
834899332,5cyclictest0-21swapper/209:39:342
834899331,5cyclictest33-21ksoftirqd/212:18:202
834899330,4cyclictest0-21swapper/209:47:232
834399332,2cyclictest121rcu_preempt13:15:151
8338993327,3cyclictest9-21ksoftirqd/013:47:210
8338993327,3cyclictest9-21ksoftirqd/013:47:210
8338993327,3cyclictest9-21ksoftirqd/012:42:050
8338993327,3cyclictest9-21ksoftirqd/010:32:190
106891330,1ptp4l401ktimersoftd/311:18:043
834899323,5cyclictest33-21ksoftirqd/213:06:372
834899323,5cyclictest33-21ksoftirqd/210:44:482
8338993227,3cyclictest9-21ksoftirqd/009:27:000
8338993226,3cyclictest9-21ksoftirqd/008:31:580
8338993226,3cyclictest9-21ksoftirqd/008:31:580
8338993222,4cyclictest9-21ksoftirqd/012:57:170
106891320,1ptp4l401ktimersoftd/313:40:513
106891320,1ptp4l401ktimersoftd/309:42:163
106891320,1ptp4l401ktimersoftd/308:49:283
8348993113,9cyclictest33-21ksoftirqd/209:02:162
8348993113,8cyclictest33-21ksoftirqd/209:09:422
8348993111,9cyclictest33-21ksoftirqd/208:52:192
8348993111,8cyclictest33-21ksoftirqd/211:04:142
8338993126,3cyclictest9-21ksoftirqd/012:52:040
8338993126,3cyclictest9-21ksoftirqd/009:57:000
8338993125,3cyclictest9-21ksoftirqd/013:42:360
8338993125,3cyclictest9-21ksoftirqd/013:42:360
8338993125,3cyclictest9-21ksoftirqd/012:47:040
8338993125,3cyclictest9-21ksoftirqd/010:22:140
8338993125,3cyclictest9-21ksoftirqd/010:22:140
106891310,1ptp4l401ktimersoftd/311:39:393
834899308,8cyclictest33-21ksoftirqd/209:42:242
834899302,9cyclictest33-21ksoftirqd/210:50:512
8348993025,3cyclictest33-21ksoftirqd/212:32:172
8338993024,3cyclictest9-21ksoftirqd/013:12:230
8338993024,3cyclictest9-21ksoftirqd/011:02:200
8338993024,3cyclictest9-21ksoftirqd/010:07:140
8338993020,5cyclictest9-21ksoftirqd/008:37:100
833899301,3cyclictest121rcu_preempt11:47:350
326392300,3sleep0317-21sed10:17:180
326392300,3sleep0317-21sed10:17:180
834899292,7cyclictest33-21ksoftirqd/208:57:002
834399295,14cyclictest26736-21ssh10:47:131
8338992924,3cyclictest9-21ksoftirqd/009:42:010
8338992923,3cyclictest9-21ksoftirqd/011:57:220
8338992923,3cyclictest9-21ksoftirqd/011:37:190
8338992923,3cyclictest9-21ksoftirqd/011:22:200
8338992923,3cyclictest9-21ksoftirqd/011:17:030
8338992923,3cyclictest9-21ksoftirqd/009:37:000
8338992922,4cyclictest9-21ksoftirqd/009:27:160
80092295,10sleep10-21swapper/108:19:031
106891290,1ptp4l401ktimersoftd/310:06:133
8358992822,3cyclictest41-21ksoftirqd/310:12:143
8338992823,3cyclictest9-21ksoftirqd/013:27:230
8338992823,3cyclictest9-21ksoftirqd/009:47:170
8338992822,3cyclictest9-21ksoftirqd/012:27:200
8338992822,3cyclictest9-21ksoftirqd/012:12:030
8338992822,3cyclictest9-21ksoftirqd/010:32:010
8338992822,3cyclictest9-21ksoftirqd/008:42:270
8338992817,8cyclictest9-21ksoftirqd/008:36:580
8338992817,8cyclictest9-21ksoftirqd/008:36:580
106891280,1ptp4l401ktimersoftd/308:32:483
106891280,1ptp4l401ktimersoftd/308:32:483
8358992720,4cyclictest41-21ksoftirqd/308:37:483
8348992722,3cyclictest33-21ksoftirqd/210:22:012
8348992722,3cyclictest33-21ksoftirqd/210:22:012
8343992719,6cyclictest25-21ksoftirqd/111:07:131
834399270,24cyclictest30494-21cron09:06:591
8338992722,3cyclictest9-21ksoftirqd/011:32:210
8338992722,3cyclictest9-21ksoftirqd/008:57:160
8338992721,3cyclictest9-21ksoftirqd/012:32:330
8338992721,3cyclictest9-21ksoftirqd/010:47:020
8338992721,3cyclictest9-21ksoftirqd/009:17:170
8338992721,3cyclictest9-21ksoftirqd/009:07:170
106891270,1ptp4l401ktimersoftd/309:51:183
106891270,1ptp4l401ktimersoftd/308:30:173
106891270,1ptp4l401ktimersoftd/308:30:173
106891270,0ptp4l401ktimersoftd/310:00:513
8358992619,4cyclictest41-21ksoftirqd/310:10:143
8358992619,4cyclictest41-21ksoftirqd/308:58:363
8358992619,4cyclictest41-21ksoftirqd/308:44:353
834899266,7cyclictest33-21ksoftirqd/208:34:212
834899266,7cyclictest33-21ksoftirqd/208:34:212
834399263,20cyclictest12969-21sed11:37:321
8343992619,4cyclictest25-21ksoftirqd/108:30:151
8343992619,4cyclictest25-21ksoftirqd/108:30:151
8343992619,4cyclictest24642-21cron10:02:001
8343992618,5cyclictest14332-21snmp_o5powerctl13:17:311
8338992621,3cyclictest9-21ksoftirqd/013:07:260
8338992621,3cyclictest9-21ksoftirqd/012:17:320
8338992621,3cyclictest9-21ksoftirqd/012:02:320
8338992621,3cyclictest9-21ksoftirqd/012:02:320
8338992621,3cyclictest9-21ksoftirqd/009:02:180
8338992620,3cyclictest9-21ksoftirqd/011:47:020
8338992620,3cyclictest9-21ksoftirqd/010:17:010
84552250,4sleep18465-21sshd11:33:081
834899255,8cyclictest33-21ksoftirqd/208:42:212
834899255,6cyclictest33-21ksoftirqd/208:48:172
8343992520,3cyclictest25-21ksoftirqd/110:07:181
8343992519,4cyclictest25-21ksoftirqd/113:50:051
8343992519,4cyclictest25-21ksoftirqd/113:50:051
8343992519,3cyclictest25-21ksoftirqd/113:27:051
8343992519,3cyclictest25-21ksoftirqd/110:17:261
8343992519,3cyclictest25-21ksoftirqd/110:17:261
8343992518,4cyclictest25-21ksoftirqd/108:23:371
8343992518,4cyclictest25-21ksoftirqd/108:23:371
8338992520,3cyclictest9-21ksoftirqd/013:42:050
8338992520,3cyclictest9-21ksoftirqd/010:54:470
8338992520,3cyclictest9-21ksoftirqd/010:52:020
8338992519,3cyclictest9-21ksoftirqd/012:22:220
8338992519,3cyclictest9-21ksoftirqd/012:12:160
8338992519,3cyclictest9-21ksoftirqd/011:57:030
8338992519,3cyclictest9-21ksoftirqd/010:42:010
8338992514,9cyclictest9-21ksoftirqd/011:27:230
833899250,22cyclictest0-21swapper/009:42:140
106891250,1ptp4l401ktimersoftd/308:52:123
834399244,11cyclictest16121-21ssh11:42:151
8343992419,3cyclictest25-21ksoftirqd/113:42:181
8343992419,3cyclictest25-21ksoftirqd/113:42:181
8343992419,3cyclictest25-21ksoftirqd/110:57:231
8343992419,3cyclictest25-21ksoftirqd/110:22:151
8343992419,3cyclictest25-21ksoftirqd/110:22:151
8343992418,3cyclictest25-21ksoftirqd/109:55:181
8343992418,3cyclictest25-21ksoftirqd/109:00:131
8343992417,4cyclictest25-21ksoftirqd/109:17:041
8343992417,4cyclictest25-21ksoftirqd/109:15:201
8338992419,3cyclictest9-21ksoftirqd/010:02:180
106891240,0ptp4l401ktimersoftd/309:28:183
8343992318,3cyclictest25-21ksoftirqd/108:52:241
8343992317,4cyclictest25-21ksoftirqd/108:47:111
8343992316,4cyclictest2890-21latency_hist13:07:051
8343992316,4cyclictest25-21ksoftirqd/109:39:091
8343992316,4cyclictest25-21ksoftirqd/108:46:331
8338992318,3cyclictest9-21ksoftirqd/008:56:590
8338992317,3cyclictest9-21ksoftirqd/012:57:040
8338992317,3cyclictest9-21ksoftirqd/009:57:150
116352230,18sleep10-21swapper/111:03:371
106891230,1ptp4l401ktimersoftd/309:22:123
8343992216,3cyclictest25-21ksoftirqd/112:48:021
8343992216,3cyclictest25-21ksoftirqd/109:07:561
8343992215,5cyclictest25-21ksoftirqd/110:42:191
8343992215,4cyclictest25-21ksoftirqd/110:06:101
8343992214,5cyclictest5943-21latency_hist11:32:031
228592220,2sleep10-21swapper/112:21:421
8343992116,3cyclictest25-21ksoftirqd/110:37:201
8343992115,3cyclictest25-21ksoftirqd/108:40:251
8343992114,4cyclictest9754-21latency12:07:241
8343992114,4cyclictest4371-21sed13:07:321
8343992114,4cyclictest28890-21gltestperf12:27:201
8343992114,4cyclictest25-21ksoftirqd/112:52:521
8343992114,4cyclictest25-21ksoftirqd/110:12:531
8338992116,3cyclictest9-21ksoftirqd/008:22:160
8338992116,3cyclictest9-21ksoftirqd/008:22:160
8338992115,3cyclictest9-21ksoftirqd/009:17:000
8343992015,3cyclictest32545-21grep13:37:201
8343992015,3cyclictest25-21ksoftirqd/110:29:041
8343992014,3cyclictest31680-21sh10:52:121
8343992014,3cyclictest27408-21timerwakeupswit12:57:331
8343992014,3cyclictest25-21ksoftirqd/113:34:461
8343992014,3cyclictest25-21ksoftirqd/111:47:191
8343992014,3cyclictest20384-21sendmail_mailst11:12:241
8343992013,4cyclictest5604-21latency_hist12:37:041
8343992013,4cyclictest47050irq/101-ens3-Tx12:12:171
8343992013,4cyclictest20082-21cut09:52:001
834399200,3cyclictest121rcu_preempt12:22:331
834399197,9cyclictest0-21swapper/112:39:361
8343991914,3cyclictest25-21ksoftirqd/110:32:191
8343991913,4cyclictest25-21ksoftirqd/109:22:061
8343991913,4cyclictest0-21swapper/111:22:451
8343991913,3cyclictest27084-21latency_hist13:32:051
8343991912,4cyclictest7875-21sh12:06:181
8343991912,4cyclictest7875-21sh12:06:181
8343991912,4cyclictest3291-21sh12:01:511
834399190,17cyclictest0-21swapper/111:17:171
1703721913,3sleep125-21ksoftirqd/109:42:311
8343991812,3cyclictest8346-21gltestperf09:27:161
8343991812,3cyclictest10922-21cat09:32:161
8343991810,5cyclictest14827-21cut08:32:161
8343991810,5cyclictest14827-21cut08:32:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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