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2026-05-05 - 00:42
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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 rack1slot1.osadl.org (updated Mon May 04, 2026 12:45:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
210382207157,24sleep30-21swapper/307:08:533
209592201162,26sleep10-21swapper/107:07:501
211142199161,24sleep00-21swapper/007:09:500
210422199159,25sleep20-21swapper/207:08:562
392521070,1sleep22123299cyclictest09:36:172
182912910,0sleep30-21swapper/310:40:103
230872730,0sleep10-21swapper/112:10:201
83822630,0sleep00-21swapper/007:48:220
21239991311,1cyclictest35-21ksoftirqd/308:15:003
21239991211,1cyclictest35-21ksoftirqd/312:05:003
21239991211,1cyclictest35-21ksoftirqd/312:05:003
21216991210,1cyclictest9-21ksoftirqd/009:35:150
21216991210,1cyclictest9-21ksoftirqd/009:15:120
2123999113,5cyclictest35-21ksoftirqd/312:30:193
21239991111,0cyclictest0-21swapper/309:33:213
21232991110,1cyclictest28-21ksoftirqd/211:10:002
2121699119,1cyclictest9-21ksoftirqd/012:30:000
2121699119,1cyclictest9-21ksoftirqd/009:40:140
2121699119,1cyclictest9-21ksoftirqd/007:45:000
21216991110,0cyclictest9-21ksoftirqd/009:00:140
2123999109,1cyclictest35-21ksoftirqd/309:15:003
2123999109,1cyclictest35-21ksoftirqd/308:20:003
2121699109,1cyclictest9-21ksoftirqd/011:45:120
2121699109,1cyclictest9-21ksoftirqd/010:10:130
2121699109,1cyclictest9-21ksoftirqd/009:30:140
2121699108,1cyclictest9-21ksoftirqd/010:20:130
2121699108,1cyclictest9-21ksoftirqd/009:25:120
28858290,0sleep10-21swapper/110:53:471
212399998,1cyclictest35-21ksoftirqd/311:10:123
212399998,1cyclictest22835-21sh10:01:273
212399990,5cyclictest561-21nscd12:15:123
212399990,3cyclictest2823-21apt-get11:45:113
212329997,1cyclictest28-21ksoftirqd/209:58:082
212329990,8cyclictest23571-21munin-node08:58:582
212169999,0cyclictest9-21ksoftirqd/011:35:000
212169999,0cyclictest9-21ksoftirqd/007:30:140
212169998,1cyclictest9-21ksoftirqd/012:35:180
212169998,1cyclictest9-21ksoftirqd/012:10:010
212169998,1cyclictest9-21ksoftirqd/011:05:160
212169998,1cyclictest9-21ksoftirqd/009:50:150
212169997,1cyclictest9-21ksoftirqd/011:40:000
212399988,0cyclictest35-21ksoftirqd/311:05:153
212399988,0cyclictest35-21ksoftirqd/309:35:013
212399987,1cyclictest35-21ksoftirqd/312:10:183
212399987,1cyclictest35-21ksoftirqd/311:30:183
212399987,1cyclictest35-21ksoftirqd/310:25:213
212399987,1cyclictest35-21ksoftirqd/309:25:123
212399986,1cyclictest6532-21cat09:40:153
212399986,1cyclictest35-21ksoftirqd/311:40:183
212399986,1cyclictest35-21ksoftirqd/310:15:143
212399986,1cyclictest35-21ksoftirqd/309:20:133
212399986,1cyclictest35-21ksoftirqd/309:20:133
212399986,1cyclictest35-21ksoftirqd/308:30:003
212399981,3cyclictest240-21systemd-journal10:58:573
212399980,8cyclictest27916-21sed10:10:003
212399980,4cyclictest9367-21apt-get09:45:123
212399980,3cyclictest341rcuc/307:40:143
212329987,1cyclictest28-21ksoftirqd/208:05:002
212329986,1cyclictest61650irq/122-eno111:55:002
212329986,1cyclictest61650irq/122-eno111:40:132
212329986,1cyclictest61650irq/122-eno110:50:122
212329986,1cyclictest28-21ksoftirqd/211:25:122
212329986,1cyclictest28-21ksoftirqd/208:55:002
212329986,1cyclictest28-21ksoftirqd/207:30:012
212329986,1cyclictest26805-21perf07:20:002
212249988,0cyclictest0-21swapper/110:01:511
212249980,5cyclictest0-21swapper/109:45:131
212169987,1cyclictest9-21ksoftirqd/012:20:120
212169987,1cyclictest9-21ksoftirqd/012:00:120
212169987,1cyclictest9-21ksoftirqd/012:00:120
212169987,1cyclictest9-21ksoftirqd/010:35:110
212169987,1cyclictest9-21ksoftirqd/010:05:150
212169987,1cyclictest9-21ksoftirqd/009:55:140
212169987,1cyclictest9-21ksoftirqd/008:40:000
212169987,1cyclictest9-21ksoftirqd/007:50:130
212169987,1cyclictest9-21ksoftirqd/007:15:000
212169987,1cyclictest24658-21ssh10:47:340
212169987,1cyclictest16681-21ssh09:12:320
212169985,3cyclictest9-21ksoftirqd/011:00:200
212169982,3cyclictest240-21systemd-journal08:03:380
212169981,4cyclictest26855-21sed07:20:000
212169980,7cyclictest10191-21hddtemp_smartct09:45:150
212169980,2cyclictest10322-21apt-get11:55:110
212169980,1cyclictest22024-21ssh11:25:280
212169980,1cyclictest13263-21ssh10:32:150
212399976,1cyclictest35-21ksoftirqd/311:55:133
212399976,1cyclictest35-21ksoftirqd/311:50:143
212399976,1cyclictest35-21ksoftirqd/310:50:163
212399976,1cyclictest35-21ksoftirqd/310:35:203
212399976,1cyclictest35-21ksoftirqd/310:30:133
212399976,1cyclictest35-21ksoftirqd/310:20:213
212399976,1cyclictest35-21ksoftirqd/309:55:123
212399976,1cyclictest35-21ksoftirqd/308:30:133
212399976,1cyclictest35-21ksoftirqd/307:55:133
212399975,1cyclictest35-21ksoftirqd/312:20:123
212399975,1cyclictest35-21ksoftirqd/311:35:213
212399975,1cyclictest35-21ksoftirqd/310:45:123
212399972,4cyclictest21416-21apt-get07:10:113
212399972,2cyclictest240-21systemd-journal08:09:233
212399971,5cyclictest13128-21apt-get09:50:123
212399971,2cyclictest18709-21ssh11:21:433
212399970,4cyclictest0-21swapper/310:10:163
212399970,3cyclictest13851-21diskmemload12:09:193
212329976,1cyclictest61650irq/122-eno112:31:272
212329976,1cyclictest61650irq/122-eno111:35:282
212329976,1cyclictest61650irq/122-eno111:13:052
212329976,1cyclictest61650irq/122-eno111:00:002
212329976,1cyclictest61650irq/122-eno110:25:312
212329976,1cyclictest61650irq/122-eno110:10:152
212329976,1cyclictest61650irq/122-eno110:09:422
212329976,1cyclictest61650irq/122-eno109:50:142
212329976,1cyclictest61650irq/122-eno109:00:112
212329976,1cyclictest61650irq/122-eno108:30:132
212329976,0cyclictest61650irq/122-eno112:10:112
212329975,1cyclictest61650irq/122-eno112:05:152
212329975,1cyclictest61650irq/122-eno111:55:132
212329975,1cyclictest61650irq/122-eno111:45:182
212329975,1cyclictest61650irq/122-eno110:35:112
212329975,1cyclictest61650irq/122-eno110:00:122
212329975,1cyclictest61650irq/122-eno109:30:152
212329975,1cyclictest28-21ksoftirqd/209:20:012
212329975,1cyclictest28-21ksoftirqd/209:20:012
212329975,1cyclictest28-21ksoftirqd/208:40:002
212329975,1cyclictest28-21ksoftirqd/208:25:012
212329973,3cyclictest0-21swapper/210:15:112
212329971,3cyclictest26936-21/usr/sbin/munin09:25:142
212329970,6cyclictest23280-21rm10:45:192
212329970,5cyclictest25445-21kworker/u8:209:16:572
212329970,4cyclictest0-21swapper/210:24:452
212249970,5cyclictest0-21swapper/111:30:431
212249970,4cyclictest0-21swapper/112:07:211
212249970,4cyclictest0-21swapper/110:40:201
212249970,4cyclictest0-21swapper/110:31:521
212249970,1cyclictest0-21swapper/109:55:281
212169976,1cyclictest9-21ksoftirqd/012:30:150
212169976,1cyclictest9-21ksoftirqd/012:15:120
212169976,1cyclictest9-21ksoftirqd/011:10:110
212169976,1cyclictest9-21ksoftirqd/010:40:130
212169976,1cyclictest9-21ksoftirqd/010:25:140
212169976,1cyclictest9-21ksoftirqd/008:25:120
212169976,1cyclictest9-21ksoftirqd/007:35:140
212169976,1cyclictest30666-1kworker/u9:110:15:130
212169976,1cyclictest21620-21ssh12:10:110
212169976,1cyclictest17372-1kworker/u9:110:56:200
212169975,1cyclictest0-21swapper/010:50:160
212169970,6cyclictest13196-21awk11:15:150
212169970,6cyclictest0-21swapper/011:20:120
212169970,6cyclictest0-21swapper/008:15:200
212169970,6cyclictest0-21swapper/008:05:120
212169970,1cyclictest21157-21df10:00:130
212169970,1cyclictest0-21swapper/011:50:120
212169970,1cyclictest0-21swapper/011:40:180
212169970,1cyclictest0-21swapper/008:22:230
212169970,1cyclictest0-21swapper/008:10:210
25030260,1sleep10-21swapper/108:24:561
212399966,0cyclictest35-21ksoftirqd/308:35:133
212399965,1cyclictest35-21ksoftirqd/311:15:013
212399965,1cyclictest35-21ksoftirqd/308:50:133
212399965,1cyclictest35-21ksoftirqd/308:00:133
212399965,1cyclictest35-21ksoftirqd/307:35:163
212399965,1cyclictest35-21ksoftirqd/307:30:133
212399965,1cyclictest35-21ksoftirqd/307:20:143
212399965,1cyclictest10255-21ssh12:36:383
212399964,1cyclictest35-21ksoftirqd/309:15:153
212399963,2cyclictest8759-21apt-get07:50:113
212399962,2cyclictest13851-21diskmemload11:25:203
212399962,2cyclictest13851-21diskmemload11:01:223
212399961,1cyclictest0-21swapper/307:25:153
212399960,3cyclictest0-21swapper/312:25:123
212329966,0cyclictest61650irq/122-eno112:35:122
212329966,0cyclictest61650irq/122-eno112:25:202
212329966,0cyclictest61650irq/122-eno112:20:032
212329966,0cyclictest61650irq/122-eno112:15:102
212329966,0cyclictest61650irq/122-eno112:00:412
212329966,0cyclictest61650irq/122-eno112:00:412
212329966,0cyclictest61650irq/122-eno111:15:512
212329966,0cyclictest61650irq/122-eno111:00:302
212329966,0cyclictest61650irq/122-eno109:42:082
212329966,0cyclictest61650irq/122-eno109:11:502
212329966,0cyclictest61650irq/122-eno108:26:022
212329966,0cyclictest61650irq/122-eno108:16:362
212329966,0cyclictest61650irq/122-eno107:45:122
212329966,0cyclictest61650irq/122-eno107:36:222
212329966,0cyclictest61650irq/122-eno107:33:302
212329965,1cyclictest61650irq/122-eno111:20:162
212329964,1cyclictest61650irq/122-eno110:30:202
212329964,1cyclictest61650irq/122-eno109:45:152
212329964,1cyclictest28-21ksoftirqd/208:40:142
212329964,1cyclictest28-21ksoftirqd/208:05:142
212329963,0cyclictest27041-21apt-get07:20:112
212329961,4cyclictest0-21swapper/207:10:172
212329960,4cyclictest0-21swapper/211:30:182
212329960,4cyclictest0-21swapper/209:05:122
212329960,3cyclictest18305-21apt-get10:40:122
212329960,2cyclictest0-21swapper/208:10:122
212329960,1cyclictest0-21swapper/207:40:152
212249966,0cyclictest0-21swapper/111:24:511
212249961,3cyclictest0-21swapper/109:15:151
212249961,3cyclictest0-21swapper/108:15:121
212249960,6cyclictest0-21swapper/112:02:131
212249960,6cyclictest0-21swapper/112:02:131
212249960,6cyclictest0-21swapper/109:52:041
212249960,6cyclictest0-21swapper/107:56:551
212249960,4cyclictest0-21swapper/112:36:041
212249960,4cyclictest0-21swapper/111:45:141
212249960,3cyclictest0-21swapper/110:46:171
212249960,1cyclictest0-21swapper/108:30:151
212249960,1cyclictest0-21swapper/107:45:131
212169965,1cyclictest9-21ksoftirqd/008:50:110
212169965,1cyclictest9-21ksoftirqd/008:45:150
212169965,1cyclictest9-21ksoftirqd/008:30:110
212169964,1cyclictest9-21ksoftirqd/009:20:010
212169964,1cyclictest9-21ksoftirqd/009:20:010
212169964,1cyclictest9-21ksoftirqd/007:25:110
212169964,1cyclictest27406-21cstates07:20:130
212169963,2cyclictest7285-21tr08:55:120
212169962,2cyclictest2229-21latency_hist08:45:000
212169960,5cyclictest12241-21diskstats09:05:140
212169960,5cyclictest11110-21/usr/sbin/munin07:55:110
212399954,1cyclictest35-21ksoftirqd/309:00:143
212399954,1cyclictest35-21ksoftirqd/308:45:163
212399954,1cyclictest35-21ksoftirqd/308:20:153
212399954,1cyclictest35-21ksoftirqd/307:45:163
212399954,1cyclictest13555-21sshd09:06:223
212399954,1cyclictest1102-21ntpq08:40:193
212399953,1cyclictest35-21ksoftirqd/308:55:103
212329955,0cyclictest61650irq/122-eno107:55:002
212329955,0cyclictest61650irq/122-eno107:50:102
212329950,1cyclictest0-21swapper/208:45:132
212249955,0cyclictest0-21swapper/110:06:061
212249955,0cyclictest0-21swapper/109:28:131
212249955,0cyclictest0-21swapper/108:14:381
212249955,0cyclictest0-21swapper/107:16:231
212249953,1cyclictest233062chrt07:12:151
212249951,2cyclictest0-21swapper/109:30:121
212249951,1cyclictest0-21swapper/110:55:121
212249950,5cyclictest0-21swapper/109:04:061
212249950,5cyclictest0-21swapper/108:50:131
212249950,4cyclictest0-21swapper/112:30:151
212249950,4cyclictest0-21swapper/111:38:431
212249950,3cyclictest0-21swapper/111:54:341
212249950,3cyclictest0-21swapper/111:01:251
212249950,3cyclictest0-21swapper/110:15:331
212249950,3cyclictest0-21swapper/109:35:121
212249950,3cyclictest0-21swapper/109:20:211
212249950,3cyclictest0-21swapper/109:20:201
212249950,2cyclictest0-21swapper/112:29:241
212249950,2cyclictest0-21swapper/111:42:591
212249950,2cyclictest0-21swapper/111:26:411
212249950,2cyclictest0-21swapper/111:15:151
212249950,2cyclictest0-21swapper/109:40:191
212249950,1cyclictest0-21swapper/111:55:131
212249950,1cyclictest0-21swapper/111:06:081
212249950,1cyclictest0-21swapper/110:10:121
212249950,1cyclictest0-21swapper/109:12:061
212249950,0cyclictest0-21swapper/111:10:111
212399940,1cyclictest24365-21tune2fs07:15:013
212249944,0cyclictest0-21swapper/109:09:171
212249941,1cyclictest0-21swapper/110:35:051
212249940,3cyclictest0-21swapper/112:15:121
212249940,3cyclictest0-21swapper/108:05:111
212249940,3cyclictest0-21swapper/108:00:171
212249940,2cyclictest0-21swapper/112:20:111
212249940,2cyclictest0-21swapper/108:40:151
212249940,2cyclictest0-21swapper/107:30:111
212249940,2cyclictest0-21swapper/107:20:191
212249940,1cyclictest0-21swapper/110:20:121
212249940,1cyclictest0-21swapper/107:40:161
212249940,1cyclictest0-21swapper/107:25:151
212249940,0cyclictest0-21swapper/110:25:191
212249931,1cyclictest0-21swapper/108:25:101
212249930,3cyclictest0-21swapper/107:35:121
212249930,1cyclictest0-21swapper/108:55:121
212249930,1cyclictest0-21swapper/108:45:141
212249930,1cyclictest0-21swapper/107:50:131
212249930,0cyclictest0-21swapper/108:38:591
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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