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2026-04-24 - 07:32
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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 Fri Apr 24, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2657121820,4sleep33070599cyclictest22:58:403
2871721470,2sleep30-21swapper/320:18:353
256202690,5sleep125622-21timerandwakeup22:23:531
3012670,2sleep00-21swapper/023:03:550
305222614,10sleep20-21swapper/220:22:382
106891560,1ptp4l401ktimersoftd/323:58:503
106891560,1ptp4l401ktimersoftd/323:58:503
302472554,40sleep00-21swapper/020:19:010
106891550,1ptp4l401ktimersoftd/323:44:033
304712534,38sleep10-21swapper/120:21:571
30705995224,7cyclictest41-21ksoftirqd/322:33:373
106891520,1ptp4l401ktimersoftd/301:05:553
30705995130,3cyclictest41-21ksoftirqd/322:28:493
30705995022,10cyclictest41-21ksoftirqd/301:33:283
28582500,2sleep20-21swapper/223:07:462
30705994920,10cyclictest41-21ksoftirqd/322:43:243
43962480,1sleep30-21swapper/301:19:403
30705994833,3cyclictest41-21ksoftirqd/300:28:443
30705994818,7cyclictest41-21ksoftirqd/323:40:503
30705994718,8cyclictest41-21ksoftirqd/321:18:333
30705994718,7cyclictest41-21ksoftirqd/300:23:273
106891470,0ptp4l401ktimersoftd/322:55:183
3070599467,7cyclictest41-21ksoftirqd/301:38:553
30705994632,3cyclictest41-21ksoftirqd/320:28:343
30705994631,3cyclictest41-21ksoftirqd/300:23:433
30705994622,4cyclictest41-21ksoftirqd/323:32:443
30705994616,7cyclictest41-21ksoftirqd/301:48:483
30705994530,3cyclictest41-21ksoftirqd/322:08:393
30705994529,3cyclictest41-21ksoftirqd/323:33:433
30705994522,4cyclictest41-21ksoftirqd/322:44:583
30705994520,4cyclictest41-21ksoftirqd/301:38:083
30705994518,10cyclictest41-21ksoftirqd/323:53:423
30705994517,11cyclictest41-21ksoftirqd/301:08:463
30689994527,11cyclictest47050irq/101-ens3-Tx01:38:401
106891450,0ptp4l401ktimersoftd/300:15:013
3070599448,4cyclictest41-21ksoftirqd/321:43:243
30705994423,7cyclictest41-21ksoftirqd/321:48:383
30705994422,7cyclictest41-21ksoftirqd/300:12:213
30705994420,4cyclictest41-21ksoftirqd/321:58:373
30705994419,4cyclictest41-21ksoftirqd/300:47:433
3070599437,7cyclictest41-21ksoftirqd/323:08:253
3070599436,3cyclictest41-21ksoftirqd/322:48:483
30705994336,4cyclictest41-21ksoftirqd/300:33:383
30705994321,4cyclictest41-21ksoftirqd/301:25:473
30705994320,4cyclictest41-21ksoftirqd/301:16:143
30705994319,4cyclictest41-21ksoftirqd/323:23:553
30705994316,7cyclictest41-21ksoftirqd/323:08:523
44702420,3sleep00-21swapper/000:13:490
3070599422,8cyclictest41-21ksoftirqd/320:48:393
3070599422,10cyclictest41-21ksoftirqd/321:08:383
30705994220,4cyclictest41-21ksoftirqd/300:41:123
30705994219,4cyclictest41-21ksoftirqd/321:30:263
30705994218,4cyclictest41-21ksoftirqd/323:13:363
30705994215,5cyclictest41-21ksoftirqd/300:03:383
30705994215,11cyclictest41-21ksoftirqd/321:53:403
30705994123,9cyclictest41-21ksoftirqd/320:58:343
30705994118,4cyclictest41-21ksoftirqd/300:57:083
3070599411,4cyclictest15263-21munin-run23:53:253
30705994112,9cyclictest41-21ksoftirqd/323:19:593
3070599410,8cyclictest41-21ksoftirqd/301:43:473
3070599410,8cyclictest41-21ksoftirqd/301:43:473
30694994130,5cyclictest33-21ksoftirqd/201:48:432
30683994130,7cyclictest9-21ksoftirqd/023:48:380
3070599406,3cyclictest41-21ksoftirqd/300:48:433
3070599403,4cyclictest7837-21/usr/sbin/munin20:38:503
30705994012,7cyclictest41-21ksoftirqd/322:23:513
30683994030,6cyclictest9-21ksoftirqd/001:03:390
232262400,1sleep10-21swapper/122:54:001
3070599394,7cyclictest41-21ksoftirqd/322:03:343
3070599394,3cyclictest121rcu_preempt20:28:213
3070599394,3cyclictest121rcu_preempt20:28:213
3070599391,9cyclictest41-21ksoftirqd/321:43:353
30705993917,7cyclictest41-21ksoftirqd/321:33:453
3070599391,3cyclictest121rcu_preempt01:03:283
30705993913,4cyclictest41-21ksoftirqd/321:08:233
3070599390,5cyclictest41-21ksoftirqd/321:23:523
3070599386,3cyclictest41-21ksoftirqd/322:23:243
3070599380,9cyclictest41-21ksoftirqd/320:33:363
13742380,4sleep11378-21phc2sys00:43:491
3070599374,3cyclictest121rcu_preempt21:13:343
3070599370,9cyclictest41-21ksoftirqd/320:43:403
30694993724,10cyclictest33-21ksoftirqd/201:23:482
30683993728,5cyclictest9-21ksoftirqd/023:13:360
30705993630,3cyclictest41-21ksoftirqd/320:53:373
30705993627,7cyclictest41-21ksoftirqd/322:13:443
30705993627,7cyclictest41-21ksoftirqd/322:13:443
3069499363,5cyclictest121rcu_preempt22:23:432
30694993328,3cyclictest33-21ksoftirqd/223:13:252
30694993327,3cyclictest33-21ksoftirqd/223:53:252
30694993320,11cyclictest33-21ksoftirqd/200:12:532
30683993327,3cyclictest9-21ksoftirqd/023:13:250
3069499323,3cyclictest121rcu_preempt23:43:372
30694993125,4cyclictest33-21ksoftirqd/223:23:452
30694993125,3cyclictest33-21ksoftirqd/201:08:412
30694993125,3cyclictest33-21ksoftirqd/200:48:412
30683993120,6cyclictest9-21ksoftirqd/022:33:360
30694993025,3cyclictest33-21ksoftirqd/200:28:272
30694993024,3cyclictest33-21ksoftirqd/222:53:552
30694993024,3cyclictest33-21ksoftirqd/222:38:242
30694993024,3cyclictest33-21ksoftirqd/221:53:232
30694993019,9cyclictest33-21ksoftirqd/200:33:372
30694992924,3cyclictest33-21ksoftirqd/222:38:382
30694992924,3cyclictest33-21ksoftirqd/220:48:212
30694992924,3cyclictest33-21ksoftirqd/201:33:582
30694992923,4cyclictest33-21ksoftirqd/222:53:242
30694992923,3cyclictest33-21ksoftirqd/223:13:432
30694992923,3cyclictest33-21ksoftirqd/221:08:222
30694992923,3cyclictest33-21ksoftirqd/200:53:402
3069499291,5cyclictest121rcu_preempt01:33:282
30694992823,3cyclictest33-21ksoftirqd/201:18:462
30694992823,3cyclictest33-21ksoftirqd/201:03:432
30694992823,3cyclictest33-21ksoftirqd/200:18:382
30694992823,3cyclictest33-21ksoftirqd/200:18:272
30694992823,3cyclictest33-21ksoftirqd/200:03:422
30694992822,4cyclictest33-21ksoftirqd/221:13:372
30694992822,3cyclictest33-21ksoftirqd/222:08:362
30694992822,3cyclictest33-21ksoftirqd/221:03:222
30694992822,3cyclictest33-21ksoftirqd/200:28:432
30694992821,4cyclictest33-21ksoftirqd/222:14:552
30694992821,4cyclictest33-21ksoftirqd/222:14:552
30694992814,11cyclictest33-21ksoftirqd/220:38:502
3068999283,3cyclictest121rcu_preempt01:23:431
3068399285,11cyclictest27044-21ssh01:43:410
3068399285,11cyclictest27044-21ssh01:43:410
3068399284,14cyclictest2142-21ssh01:18:390
30683992822,3cyclictest9-21ksoftirqd/021:18:410
30694992722,3cyclictest33-21ksoftirqd/223:23:262
30694992722,3cyclictest33-21ksoftirqd/222:23:242
30694992722,3cyclictest33-21ksoftirqd/221:58:232
30694992722,3cyclictest33-21ksoftirqd/220:28:212
30694992722,3cyclictest33-21ksoftirqd/201:38:452
30694992722,3cyclictest33-21ksoftirqd/200:38:512
30694992721,4cyclictest33-21ksoftirqd/200:43:572
30694992721,3cyclictest33-21ksoftirqd/223:58:462
30694992721,3cyclictest33-21ksoftirqd/223:58:462
30694992721,3cyclictest33-21ksoftirqd/223:33:502
30694992721,3cyclictest33-21ksoftirqd/223:33:252
30694992721,3cyclictest33-21ksoftirqd/222:43:412
30694992721,3cyclictest33-21ksoftirqd/221:33:422
30694992720,4cyclictest33-21ksoftirqd/222:07:202
3069499271,3cyclictest121rcu_preempt00:58:442
30689992720,4cyclictest25-21ksoftirqd/101:34:481
30683992723,3cyclictest9-21ksoftirqd/001:33:320
30683992722,3cyclictest9-21ksoftirqd/023:38:250
30683992722,3cyclictest9-21ksoftirqd/022:48:370
30683992722,3cyclictest19146-1kworker/u9:000:04:470
30683992721,3cyclictest9-21ksoftirqd/021:03:400
30683992721,3cyclictest9-21ksoftirqd/000:33:270
30683992712,7cyclictest9-21ksoftirqd/001:13:400
3068399271,18cyclictest12293-21gzip20:48:440
3069499263,6cyclictest33-21ksoftirqd/221:38:532
30694992621,3cyclictest33-21ksoftirqd/223:53:452
30694992621,3cyclictest33-21ksoftirqd/223:38:432
30694992621,3cyclictest33-21ksoftirqd/220:58:222
30694992621,3cyclictest33-21ksoftirqd/201:13:532
30694992620,3cyclictest33-21ksoftirqd/222:59:512
30694992620,3cyclictest33-21ksoftirqd/221:11:182
30694992620,3cyclictest33-21ksoftirqd/220:23:372
30694992620,3cyclictest33-21ksoftirqd/220:23:372
30694992613,10cyclictest32032-21sh22:31:022
3068999263,5cyclictest121rcu_preempt23:58:431
3068999263,5cyclictest121rcu_preempt23:58:431
30689992621,3cyclictest25-21ksoftirqd/122:38:401
30683992621,3cyclictest9-21ksoftirqd/022:23:350
30683992619,4cyclictest9-21ksoftirqd/022:17:540
30683992619,4cyclictest9-21ksoftirqd/022:17:540
30683992614,6cyclictest9-21ksoftirqd/001:23:400
3068399260,18cyclictest5538-21tail20:33:480
30694992520,3cyclictest33-21ksoftirqd/220:53:222
30694992520,3cyclictest33-21ksoftirqd/201:43:572
30694992520,3cyclictest33-21ksoftirqd/201:43:572
30694992519,4cyclictest33-21ksoftirqd/221:43:402
3068999253,20cyclictest24594-21kworker/1:023:55:151
30689992519,4cyclictest25-21ksoftirqd/121:22:551
30689992519,4cyclictest19820-21sed22:13:421
30689992519,4cyclictest19820-21sed22:13:421
30689992519,3cyclictest25-21ksoftirqd/121:27:561
30689992518,4cyclictest25-21ksoftirqd/121:17:571
30683992520,3cyclictest9-21ksoftirqd/022:23:240
30683992520,3cyclictest9-21ksoftirqd/021:23:410
30683992520,3cyclictest1943-21gltestperf20:28:370
30683992519,3cyclictest9-21ksoftirqd/021:31:210
30683992519,3cyclictest9-21ksoftirqd/021:13:400
30683992518,4cyclictest9-21ksoftirqd/021:54:090
30683992518,4cyclictest9-21ksoftirqd/020:24:080
30683992518,4cyclictest9-21ksoftirqd/020:24:080
30683992512,6cyclictest9-21ksoftirqd/001:28:390
3069499242,3cyclictest33-21ksoftirqd/221:23:522
30694992417,4cyclictest33-21ksoftirqd/221:33:202
30689992418,3cyclictest25-21ksoftirqd/100:36:021
30683992419,3cyclictest9-21ksoftirqd/021:53:230
30683992419,3cyclictest9-21ksoftirqd/001:48:460
30683992419,3cyclictest9-21ksoftirqd/000:53:460
30683992419,3cyclictest9-21ksoftirqd/000:48:570
30683992418,3cyclictest9-21ksoftirqd/023:58:400
30683992418,3cyclictest9-21ksoftirqd/023:58:400
30683992418,3cyclictest9-21ksoftirqd/021:58:260
30683992412,6cyclictest9-21ksoftirqd/023:53:380
30694992317,3cyclictest33-21ksoftirqd/221:58:322
30689992318,3cyclictest25-21ksoftirqd/123:13:431
30689992318,3cyclictest25-21ksoftirqd/121:08:471
30689992318,3cyclictest25-21ksoftirqd/100:32:261
30689992318,3cyclictest25-21ksoftirqd/100:13:451
30689992317,3cyclictest25-21ksoftirqd/121:51:541
30689992316,5cyclictest25-21ksoftirqd/123:48:461
30689992316,4cyclictest25-21ksoftirqd/122:00:251
30689992316,4cyclictest25-21ksoftirqd/120:57:091
30689992311,9cyclictest1055-21runrttasks23:38:481
3068399233,11cyclictest64-21kswapd023:43:370
30683992318,3cyclictest9-21ksoftirqd/023:38:390
30683992318,3cyclictest9-21ksoftirqd/020:48:210
30683992318,3cyclictest18424-1kworker/u9:223:03:090
30683992316,4cyclictest9-21ksoftirqd/023:20:050
30683992316,4cyclictest9-21ksoftirqd/021:46:510
30683992311,9cyclictest24430-21cut23:28:460
59922220,2sleep10-21swapper/123:09:461
30689992216,3cyclictest25-21ksoftirqd/120:50:391
30689992215,4cyclictest32079-21idleruntime-cro21:33:231
30689992215,4cyclictest30141-21timerwakeupswit23:33:551
30689992215,4cyclictest25-21ksoftirqd/123:23:431
30689992215,4cyclictest25-21ksoftirqd/122:30:071
30689992215,4cyclictest25-21ksoftirqd/122:04:381
30689992215,4cyclictest25-21ksoftirqd/121:01:381
30689992214,5cyclictest5231-21grep00:48:411
3068399222,17cyclictest13269-21cut00:23:430
30683992217,3cyclictest9-21ksoftirqd/022:43:450
30683992217,3cyclictest9-21ksoftirqd/022:08:230
30683992217,3cyclictest9-21ksoftirqd/000:43:460
30683992216,4cyclictest9-21ksoftirqd/000:08:470
30683992216,3cyclictest9-21ksoftirqd/023:23:390
30683992216,3cyclictest9-21ksoftirqd/020:58:340
30683992215,4cyclictest26444-21/usr/sbin/munin01:08:570
30683992215,4cyclictest21244-21/usr/sbin/munin22:53:550
30683992211,9cyclictest9-21ksoftirqd/000:33:460
3068399220,16cyclictest0-21swapper/001:39:230
2291022216,2sleep125-21ksoftirqd/122:18:521
30694992115,3cyclictest33-21ksoftirqd/220:33:372
30689992116,3cyclictest25-21ksoftirqd/121:07:521
30689992116,3cyclictest25-21ksoftirqd/101:18:461
30689992116,3cyclictest25-21ksoftirqd/101:03:521
30689992116,3cyclictest25-21ksoftirqd/100:08:461
3068999211,5cyclictest6129-21/usr/sbin/munin23:43:391
30689992115,4cyclictest25-21ksoftirqd/120:41:041
30689992115,4cyclictest25-21ksoftirqd/100:53:291
30689992114,4cyclictest32085-21pluginstate20:23:421
30689992114,4cyclictest32085-21pluginstate20:23:421
30689992114,4cyclictest31901-21acpi01:48:421
30689992114,4cyclictest30145-21sh00:08:221
30689992114,4cyclictest24576-21sh01:08:341
3068999210,10cyclictest101852basename21:53:391
30683992116,3cyclictest9-21ksoftirqd/000:58:440
30683992115,3cyclictest9-21ksoftirqd/022:43:240
30683992115,3cyclictest9-21ksoftirqd/021:08:410
3068399211,17cyclictest27821-21grep00:38:400
29012210,2sleep10-21swapper/120:28:481
30694992013,4cyclictest33-21ksoftirqd/221:20:272
3068999207,3cyclictest13626-21basename23:18:351
30689992015,3cyclictest25-21ksoftirqd/123:01:271
3068999201,4cyclictest1417-21apt-get22:33:351
30689992014,4cyclictest4637-21/usr/sbin/munin21:43:391
30689992014,3cyclictest8593-21/usr/sbin/munin20:43:441
30689992014,3cyclictest8210-21cat00:18:401
30689992014,3cyclictest25-21ksoftirqd/120:38:171
30689992014,3cyclictest1129-21sh23:04:501
30689992013,4cyclictest14790-21/usr/sbin/munin00:58:491
30689992012,5cyclictest25-21ksoftirqd/122:48:501
3068999201,17cyclictest26975-21ssh01:43:401
3068999201,17cyclictest26975-21ssh01:43:401
30683992015,3cyclictest9-21ksoftirqd/022:28:440
30683992015,3cyclictest9-21ksoftirqd/021:42:370
30683992015,3cyclictest12048-1kworker/u9:200:23:250
142032200,3sleep114206-21processes00:23:501
3068999193,10cyclictest27693-21ssh00:38:401
30689991914,3cyclictest13894-21uptime01:28:561
30689991913,4cyclictest17105-21fschecks_time22:08:391
30689991913,3cyclictest25-21ksoftirqd/121:35:071
30689991913,3cyclictest11717-21expr22:43:391
30689991912,4cyclictest31038-21systemctl01:13:531
30683991914,3cyclictest9-21ksoftirqd/021:33:390
30683991913,3cyclictest9-21ksoftirqd/020:38:300
30683991912,4cyclictest18050-21mailstats22:08:460
30683991912,4cyclictest13594-21cstates20:53:350
30689991813,3cyclictest24645-21sed23:28:481
30689991812,3cyclictest4498-21cut21:43:231
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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