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2026-03-26 - 18:15
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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 Thu Mar 26, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2435921800,4sleep02205299cyclictest11:53:070
2961721750,3sleep22206299cyclictest10:21:192
1075321730,1sleep00-21swapper/010:34:180
2327021670,2sleep12205699cyclictest11:20:161
1236321560,3sleep32206699cyclictest10:37:023
1068911050,35ptp4l401ktimersoftd/308:03:163
200622790,2sleep20-21swapper/210:11:512
106891730,1ptp4l401ktimersoftd/311:12:433
106891720,1ptp4l401ktimersoftd/312:04:133
105791700,5getstats46850irq/99-ens3-TxR09:54:023
218412594,10sleep10-21swapper/108:06:091
316262580,2sleep30-21swapper/313:07:543
106891580,1ptp4l401ktimersoftd/310:17:473
106891570,1ptp4l401ktimersoftd/312:26:063
106891570,1ptp4l401ktimersoftd/311:59:103
23652560,1sleep20-21swapper/212:03:332
106891560,1ptp4l401ktimersoftd/311:47:513
151632550,2sleep10-21swapper/110:38:241
106891530,6ptp4l401ktimersoftd/313:14:263
106891530,6ptp4l401ktimersoftd/313:14:263
106891510,10ptp4l401ktimersoftd/310:25:023
22066995036,8cyclictest41-21ksoftirqd/312:52:543
2205699507,8cyclictest24421-21munin-node08:12:361
2205699502,7cyclictest25-21ksoftirqd/111:27:401
22052995039,6cyclictest9-21ksoftirqd/013:12:540
22052995039,6cyclictest9-21ksoftirqd/013:12:540
88682490,2sleep30-21swapper/313:17:453
2205699496,9cyclictest25-21ksoftirqd/108:57:371
2205699495,7cyclictest25-21ksoftirqd/111:48:041
22056994921,7cyclictest25-21ksoftirqd/111:58:071
22056994920,7cyclictest25-21ksoftirqd/111:35:021
2205699485,9cyclictest25-21ksoftirqd/112:28:041
2205699485,9cyclictest25-21ksoftirqd/111:12:391
2205699484,9cyclictest25-21ksoftirqd/112:42:431
106891480,1ptp4l401ktimersoftd/311:22:363
2205699476,9cyclictest25-21ksoftirqd/110:02:581
2205699475,10cyclictest25-21ksoftirqd/112:08:081
2205699474,8cyclictest19758-21munin-run11:17:391
106891470,0ptp4l401ktimersoftd/312:59:363
105791470,4getstats2206699cyclictest09:24:023
2205699467,8cyclictest15602-21diskmemload13:02:551
2205699466,8cyclictest25-21ksoftirqd/112:17:581
2205699466,7cyclictest14872-21ssh12:17:421
2205699465,9cyclictest25-21ksoftirqd/111:37:591
2205699465,8cyclictest25-21ksoftirqd/112:43:031
2205699463,7cyclictest2014-21latency_hist12:37:421
22056994620,8cyclictest25-21ksoftirqd/108:22:491
22056994620,10cyclictest25-21ksoftirqd/111:02:201
2205699457,9cyclictest25-21ksoftirqd/113:23:121
2205699457,9cyclictest25-21ksoftirqd/109:37:571
2205699457,10cyclictest25-21ksoftirqd/108:37:481
2205699456,9cyclictest25-21ksoftirqd/113:08:061
2205699456,9cyclictest25-21ksoftirqd/112:47:561
2205699456,4cyclictest25-21ksoftirqd/110:07:491
2205699456,11cyclictest25-21ksoftirqd/109:12:581
2205699455,9cyclictest25-21ksoftirqd/110:32:531
2205699455,9cyclictest25-21ksoftirqd/109:57:501
2205699454,7cyclictest25-21ksoftirqd/112:58:111
2205699454,6cyclictest25-21ksoftirqd/112:03:081
2205699454,4cyclictest25-21ksoftirqd/112:57:421
22056994519,4cyclictest25-21ksoftirqd/110:52:541
2205699450,8cyclictest25-21ksoftirqd/109:07:381
2205699447,8cyclictest7782-21/usr/sbin/munin09:48:051
2205699447,7cyclictest25-21ksoftirqd/108:27:521
2205699446,8cyclictest25-21ksoftirqd/109:22:371
2205699446,4cyclictest25-21ksoftirqd/108:43:051
2205699445,9cyclictest25-21ksoftirqd/113:33:041
2205699444,9cyclictest25-21ksoftirqd/108:37:361
2205699444,8cyclictest25-21ksoftirqd/113:17:541
2205699443,8cyclictest25-21ksoftirqd/112:27:421
2205699443,11cyclictest25-21ksoftirqd/111:57:001
22056994418,10cyclictest25-21ksoftirqd/111:06:461
22056994417,10cyclictest25-21ksoftirqd/113:28:011
2205699438,4cyclictest15602-21diskmemload11:43:001
2205699436,8cyclictest25-21ksoftirqd/108:17:481
2205699434,9cyclictest25-21ksoftirqd/110:28:041
2205699433,8cyclictest25-21ksoftirqd/109:32:371
106891430,1ptp4l401ktimersoftd/308:23:043
2205699427,8cyclictest22043-21cyclictest13:15:061
2205699427,8cyclictest22043-21cyclictest13:15:061
2205699425,4cyclictest4530-21sed09:42:531
2205699425,4cyclictest4530-21sed09:42:531
2205699425,10cyclictest25-21ksoftirqd/109:22:541
2205699424,7cyclictest25-21ksoftirqd/108:12:541
2205699420,8cyclictest25-21ksoftirqd/110:48:071
2205699420,6cyclictest25-21ksoftirqd/108:48:051
2205699415,7cyclictest25-21ksoftirqd/109:52:571
2205699414,4cyclictest25-21ksoftirqd/108:57:551
2205699412,7cyclictest25-21ksoftirqd/110:13:021
22056994120,9cyclictest25-21ksoftirqd/110:42:581
2205699411,7cyclictest25-21ksoftirqd/110:20:551
2205699411,6cyclictest25-21ksoftirqd/111:27:411
2205699411,6cyclictest25-21ksoftirqd/111:27:411
22066994028,5cyclictest41-21ksoftirqd/311:07:503
2205699407,5cyclictest25-21ksoftirqd/109:37:381
2171824019,11sleep233-21ksoftirqd/208:04:322
106891400,11ptp4l401ktimersoftd/308:35:453
2205699391,6cyclictest25-21ksoftirqd/110:22:561
106891390,1ptp4l401ktimersoftd/311:27:493
106891390,1ptp4l401ktimersoftd/311:27:493
106891390,1ptp4l401ktimersoftd/310:43:093
106891390,1ptp4l401ktimersoftd/308:17:563
22066993823,6cyclictest41-21ksoftirqd/309:02:483
2205699385,9cyclictest25-21ksoftirqd/109:08:031
106891380,1ptp4l401ktimersoftd/312:38:513
106891380,1ptp4l401ktimersoftd/312:35:213
106891380,1ptp4l401ktimersoftd/312:31:533
106891380,1ptp4l401ktimersoftd/311:45:093
106891380,1ptp4l401ktimersoftd/310:30:423
106891370,1ptp4l401ktimersoftd/313:33:403
106891370,1ptp4l401ktimersoftd/313:32:143
106891370,1ptp4l401ktimersoftd/313:03:193
106891370,1ptp4l401ktimersoftd/312:49:433
106891370,1ptp4l401ktimersoftd/312:19:233
106891370,1ptp4l401ktimersoftd/312:12:513
106891370,1ptp4l401ktimersoftd/311:39:183
106891370,1ptp4l401ktimersoftd/310:47:483
106891370,1ptp4l401ktimersoftd/310:40:363
106891370,0ptp4l401ktimersoftd/311:55:363
106891360,1ptp4l401ktimersoftd/311:36:263
106891360,1ptp4l401ktimersoftd/310:58:143
106891360,1ptp4l401ktimersoftd/310:54:013
106891360,1ptp4l401ktimersoftd/310:13:143
106891360,1ptp4l401ktimersoftd/310:10:023
106891360,1ptp4l401ktimersoftd/308:57:593
106891360,0ptp4l401ktimersoftd/312:08:283
106891360,0ptp4l401ktimersoftd/309:43:073
106891360,0ptp4l401ktimersoftd/309:43:073
106891360,0ptp4l401ktimersoftd/308:56:583
22052993529,3cyclictest9-21ksoftirqd/012:17:590
106891350,3ptp4l28134-21kworker/3:009:57:583
106891350,2ptp4l28134-21kworker/3:009:38:093
106891350,0ptp4l401ktimersoftd/308:28:523
22052993428,3cyclictest9-21ksoftirqd/011:17:390
22052993422,5cyclictest9-21ksoftirqd/010:57:510
106891340,1ptp4l401ktimersoftd/311:05:423
22066993327,3cyclictest41-21ksoftirqd/308:12:363
22052993327,3cyclictest9-21ksoftirqd/013:27:430
209152337,13sleep00-21swapper/008:02:570
106891330,2ptp4l28134-21kworker/3:009:12:023
106891330,0ptp4l401ktimersoftd/313:25:063
106891320,0ptp4l401ktimersoftd/311:24:033
22052993125,3cyclictest9-21ksoftirqd/011:37:410
22052993124,4cyclictest9-21ksoftirqd/011:57:530
106891310,1ptp4l401ktimersoftd/308:52:133
22052993024,3cyclictest9-21ksoftirqd/011:27:590
22052993024,3cyclictest9-21ksoftirqd/011:27:590
106891300,1ptp4l401ktimersoftd/308:47:313
22066992923,3cyclictest41-21ksoftirqd/310:07:383
22062992922,4cyclictest33-21ksoftirqd/208:47:492
22052992924,3cyclictest9-21ksoftirqd/012:03:030
22052992924,3cyclictest9-21ksoftirqd/011:22:570
22062992821,4cyclictest33-21ksoftirqd/212:50:222
22052992823,3cyclictest9-21ksoftirqd/008:12:360
22052992822,3cyclictest9-21ksoftirqd/012:12:570
106891280,0ptp4l401ktimersoftd/309:20:243
106891280,0ptp4l401ktimersoftd/308:39:453
22062992710,11cyclictest2991-21runrttasks11:32:522
22052992722,3cyclictest9-21ksoftirqd/012:07:590
22052992722,3cyclictest9-21ksoftirqd/009:47:560
22052992720,4cyclictest9-21ksoftirqd/011:40:340
106891270,0ptp4l401ktimersoftd/309:32:113
22066992621,3cyclictest41-21ksoftirqd/309:12:563
22066992620,3cyclictest41-21ksoftirqd/312:43:083
22066992620,3cyclictest41-21ksoftirqd/309:37:373
2206299263,18cyclictest20162-21apt-get11:17:512
22062992620,3cyclictest33-21ksoftirqd/211:39:442
22062992620,3cyclictest33-21ksoftirqd/209:20:042
22062992619,4cyclictest33-21ksoftirqd/210:05:412
22052992621,3cyclictest9-21ksoftirqd/012:23:000
22052992621,3cyclictest9-21ksoftirqd/010:37:530
22052992620,3cyclictest9-21ksoftirqd/011:42:410
22052992620,3cyclictest9-21ksoftirqd/010:27:580
22052992620,3cyclictest9-21ksoftirqd/009:17:560
106891260,1ptp4l401ktimersoftd/309:48:153
106891260,0ptp4l401ktimersoftd/308:15:313
2206299254,3cyclictest121rcu_preempt10:37:182
22062992520,3cyclictest33-21ksoftirqd/209:49:012
22062992519,3cyclictest33-21ksoftirqd/212:39:352
22062992519,3cyclictest33-21ksoftirqd/209:14:212
22062992519,3cyclictest33-21ksoftirqd/209:03:202
22062992518,4cyclictest33-21ksoftirqd/209:38:432
22062992518,4cyclictest33-21ksoftirqd/208:37:462
22062992518,4cyclictest33-21ksoftirqd/208:32:152
22062992518,4cyclictest33-21ksoftirqd/208:21:272
2206299250,7cyclictest151522ssh10:38:222
22052992520,3cyclictest9-21ksoftirqd/012:42:420
22052992520,3cyclictest9-21ksoftirqd/010:47:580
22052992520,3cyclictest9-21ksoftirqd/009:12:500
22052992520,3cyclictest9-21ksoftirqd/008:17:530
22052992519,3cyclictest9-21ksoftirqd/012:52:170
22052992519,3cyclictest9-21ksoftirqd/012:28:000
22052992519,3cyclictest9-21ksoftirqd/011:02:500
22052992519,3cyclictest9-21ksoftirqd/010:22:500
22052992519,3cyclictest9-21ksoftirqd/009:27:530
22062992418,3cyclictest33-21ksoftirqd/212:22:562
22062992418,3cyclictest33-21ksoftirqd/209:00:002
22062992417,4cyclictest33-21ksoftirqd/213:27:202
22062992417,4cyclictest33-21ksoftirqd/208:26:332
22052992419,3cyclictest9-21ksoftirqd/013:17:570
22052992419,3cyclictest9-21ksoftirqd/013:02:550
22052992419,3cyclictest9-21ksoftirqd/011:17:560
22052992419,3cyclictest9-21ksoftirqd/010:43:010
22052992419,3cyclictest9-21ksoftirqd/009:46:570
22052992419,3cyclictest9-21ksoftirqd/009:46:570
22052992419,3cyclictest9-21ksoftirqd/008:17:360
22052992419,3cyclictest21675-1kworker/u9:213:33:020
22052992418,3cyclictest9-21ksoftirqd/013:10:150
22052992418,3cyclictest9-21ksoftirqd/009:59:370
22052992418,3cyclictest9-21ksoftirqd/009:25:500
22052992417,4cyclictest9-21ksoftirqd/008:27:150
22062992318,3cyclictest33-21ksoftirqd/211:23:072
22062992317,3cyclictest33-21ksoftirqd/213:32:272
22062992317,3cyclictest33-21ksoftirqd/212:43:522
22062992317,3cyclictest33-21ksoftirqd/212:36:532
22062992317,3cyclictest33-21ksoftirqd/210:01:422
22062992317,3cyclictest33-21ksoftirqd/209:10:512
22062992316,4cyclictest33-21ksoftirqd/210:58:122
22062992316,4cyclictest33-21ksoftirqd/208:54:072
22062992316,4cyclictest31273-21sh13:07:422
22052992318,3cyclictest9-21ksoftirqd/013:02:420
22052992318,3cyclictest9-21ksoftirqd/008:57:370
22052992318,3cyclictest9-21ksoftirqd/008:52:370
22052992318,3cyclictest16721-1kworker/u9:013:31:080
22052992318,3cyclictest15833-1kworker/u9:010:15:570
22052992317,3cyclictest9-21ksoftirqd/012:37:420
22052992317,3cyclictest9-21ksoftirqd/008:47:370
22052992316,4cyclictest7778-21head12:42:580
2205299230,16cyclictest16010-21ssh10:07:490
306012220,5sleep233-21ksoftirqd/209:27:592
22062992216,4cyclictest33-21ksoftirqd/211:53:332
22062992216,3cyclictest33-21ksoftirqd/213:13:322
22062992216,3cyclictest33-21ksoftirqd/213:13:322
22062992216,3cyclictest33-21ksoftirqd/211:46:502
22062992215,4cyclictest33-21ksoftirqd/209:44:132
22062992215,4cyclictest33-21ksoftirqd/209:44:132
22062992215,4cyclictest233-21systemd-journal11:17:392
22062992214,5cyclictest18276-21cstates10:42:542
22052992218,3cyclictest9-21ksoftirqd/010:02:560
22052992217,3cyclictest9221-1kworker/u9:112:54:020
22052992217,3cyclictest9-21ksoftirqd/008:59:270
22052992217,3cyclictest9-21ksoftirqd/008:27:540
22052992216,3cyclictest9-21ksoftirqd/010:57:390
22052992216,3cyclictest9-21ksoftirqd/009:56:560
22052992216,3cyclictest14813-21idleruntime-cro11:12:390
22062992116,3cyclictest33-21ksoftirqd/211:51:212
22062992116,3cyclictest33-21ksoftirqd/211:27:412
22062992116,3cyclictest33-21ksoftirqd/211:27:412
22062992114,4cyclictest646-21in:imuxsock11:12:392
22062992114,4cyclictest33-21ksoftirqd/213:20:412
22062992114,4cyclictest23205-21cstates10:47:532
22052992116,3cyclictest9-21ksoftirqd/011:47:550
22052992116,3cyclictest9-21ksoftirqd/009:07:540
22052992116,3cyclictest3754-21sh09:42:370
22052992115,4cyclictest9-21ksoftirqd/008:34:060
22052992115,3cyclictest9-21ksoftirqd/009:32:560
22052992114,4cyclictest5450-21irqrtprio08:37:530
22062992015,3cyclictest33-21ksoftirqd/212:27:542
22062992015,3cyclictest33-21ksoftirqd/210:57:202
22062992015,3cyclictest33-21ksoftirqd/208:12:472
22062992014,3cyclictest33-21ksoftirqd/209:55:152
22062992014,3cyclictest28277-21tr11:57:572
22062992014,3cyclictest13240-21sh12:15:192
22062992013,4cyclictest662-21mailstats13:08:062
22062992013,4cyclictest5207-21sh10:28:122
22062992013,4cyclictest33-21ksoftirqd/209:35:582
22062992013,4cyclictest33-21ksoftirqd/208:08:122
22062992013,4cyclictest23875-21sh10:14:572
22062992013,4cyclictest19476-21sh12:22:292
22062992013,4cyclictest19349-21sh12:54:012
2206299201,17cyclictest0-21swapper/213:35:442
2206299200,18cyclictest0-21swapper/208:33:492
22052992013,4cyclictest15602-21diskmemload10:21:220
2205299200,5cyclictest17691-21head09:02:510
2206299196,4cyclictest30793-21apt-get10:22:482
22062991914,3cyclictest23893-21sh12:58:252
22062991913,3cyclictest8119-21sh12:09:592
22062991913,3cyclictest7550-21gltestperf08:42:522
22062991913,3cyclictest5580-21expr11:02:522
22062991912,4cyclictest33-21ksoftirqd/209:25:302
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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