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2026-05-09 - 21:58
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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 Sat May 09, 2026 12:45:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
68072200161,26sleep20-21swapper/207:07:592
66792200161,25sleep30-21swapper/307:06:183
68102198161,24sleep00-21swapper/007:08:010
66572197160,24sleep10-21swapper/107:06:011
172362690,0sleep00-21swapper/009:30:140
17722620,0sleep30-21swapper/308:05:153
7069991912,3cyclictest28-21ksoftirqd/210:10:202
271132180,0sleep10-21swapper/111:50:491
707799177,5cyclictest35-21ksoftirqd/309:45:103
7077991614,1cyclictest35-21ksoftirqd/311:35:123
7077991514,1cyclictest35-21ksoftirqd/312:34:593
7077991413,1cyclictest35-21ksoftirqd/312:20:113
7077991313,0cyclictest35-21ksoftirqd/309:55:173
7077991312,1cyclictest35-21ksoftirqd/310:35:123
7077991312,1cyclictest35-21ksoftirqd/309:51:523
7077991312,1cyclictest35-21ksoftirqd/309:15:183
706999130,0cyclictest0-21swapper/212:15:162
7064991311,2cyclictest0-21swapper/110:35:001
7064991311,2cyclictest0-21swapper/110:00:121
707799123,5cyclictest35-21ksoftirqd/310:50:113
7077991212,0cyclictest35-21ksoftirqd/310:58:373
7077991212,0cyclictest35-21ksoftirqd/310:30:013
7077991211,1cyclictest35-21ksoftirqd/311:56:443
7077991211,1cyclictest35-21ksoftirqd/310:13:203
7077991211,1cyclictest35-21ksoftirqd/309:39:333
7077991211,1cyclictest35-21ksoftirqd/307:45:003
7069991210,1cyclictest28-21ksoftirqd/209:15:002
7064991210,2cyclictest0-21swapper/110:55:151
705699123,4cyclictest8189-21latency_hist09:20:000
705699122,5cyclictest2786-21cat09:55:000
7056991212,0cyclictest0-21swapper/011:05:580
707799119,1cyclictest35-21ksoftirqd/311:50:153
707799119,1cyclictest35-21ksoftirqd/310:25:003
707799119,1cyclictest35-21ksoftirqd/310:09:593
707799113,7cyclictest35-21ksoftirqd/308:10:163
7077991111,0cyclictest35-21ksoftirqd/309:15:003
7077991110,1cyclictest35-21ksoftirqd/312:05:013
7077991110,1cyclictest35-21ksoftirqd/311:28:003
7077991110,1cyclictest35-21ksoftirqd/311:22:013
7077991110,1cyclictest35-21ksoftirqd/310:19:513
7077991110,1cyclictest35-21ksoftirqd/308:50:003
7077991110,1cyclictest35-21ksoftirqd/307:40:013
706999119,1cyclictest28-21ksoftirqd/209:45:132
706999119,1cyclictest28-21ksoftirqd/207:50:002
7069991110,1cyclictest28-21ksoftirqd/212:20:122
7069991110,1cyclictest28-21ksoftirqd/210:08:152
706999110,11cyclictest61650irq/122-eno108:05:242
706499119,2cyclictest0-21swapper/110:50:151
7064991110,1cyclictest0-21swapper/110:30:211
7064991110,1cyclictest0-21swapper/108:30:171
706499111,8cyclictest0-21swapper/110:25:191
707799109,1cyclictest35-21ksoftirqd/311:05:003
707799109,1cyclictest35-21ksoftirqd/308:59:593
707799109,1cyclictest35-21ksoftirqd/307:55:003
707799109,1cyclictest35-21ksoftirqd/307:20:003
707799108,1cyclictest35-21ksoftirqd/311:40:113
707799108,1cyclictest35-21ksoftirqd/310:40:193
707799108,1cyclictest35-21ksoftirqd/309:25:143
707799108,1cyclictest35-21ksoftirqd/309:25:003
707799108,1cyclictest35-21ksoftirqd/308:35:213
707799108,1cyclictest35-21ksoftirqd/307:15:003
707799102,7cyclictest35-21ksoftirqd/310:30:123
7077991010,0cyclictest35-21ksoftirqd/312:27:573
7077991010,0cyclictest35-21ksoftirqd/312:18:033
7077991010,0cyclictest35-21ksoftirqd/311:30:293
7077991010,0cyclictest35-21ksoftirqd/311:15:123
7077991010,0cyclictest35-21ksoftirqd/308:20:193
707799101,8cyclictest35-21ksoftirqd/309:05:003
706999109,1cyclictest28-21ksoftirqd/210:55:012
706999109,1cyclictest28-21ksoftirqd/210:45:132
706999109,1cyclictest28-21ksoftirqd/209:41:272
706999109,1cyclictest28-21ksoftirqd/209:38:312
706999108,1cyclictest28-21ksoftirqd/212:00:132
706999108,1cyclictest28-21ksoftirqd/209:25:142
7069991010,0cyclictest0-21swapper/212:39:232
7069991010,0cyclictest0-21swapper/211:38:342
706999100,9cyclictest309-21diskmemload10:40:002
706499109,1cyclictest0-21swapper/112:05:381
706499109,1cyclictest0-21swapper/111:49:081
706499109,1cyclictest0-21swapper/111:35:001
706499109,1cyclictest0-21swapper/108:25:221
706499109,1cyclictest0-21swapper/107:20:151
706499108,2cyclictest0-21swapper/109:38:571
706499105,5cyclictest0-21swapper/112:17:591
706499105,4cyclictest0-21swapper/112:35:471
706499104,6cyclictest0-21swapper/112:00:181
7064991010,0cyclictest0-21swapper/109:55:131
706499101,9cyclictest21-21ksoftirqd/110:05:051
706499101,8cyclictest21-21ksoftirqd/107:35:331
706499101,1cyclictest21-21ksoftirqd/110:47:291
705699109,1cyclictest9-21ksoftirqd/008:25:000
705699102,4cyclictest25303-21munin-run10:25:010
70779999,0cyclictest35-21ksoftirqd/312:10:133
70779999,0cyclictest35-21ksoftirqd/308:00:003
70779999,0cyclictest35-21ksoftirqd/307:20:183
70779998,1cyclictest35-21ksoftirqd/312:05:123
70779998,1cyclictest35-21ksoftirqd/311:10:143
70779998,1cyclictest35-21ksoftirqd/310:45:143
70779998,1cyclictest35-21ksoftirqd/310:00:113
70779998,1cyclictest35-21ksoftirqd/309:40:133
70779998,1cyclictest35-21ksoftirqd/309:30:183
70779997,1cyclictest35-21ksoftirqd/312:35:163
70779997,1cyclictest35-21ksoftirqd/309:05:003
70779995,1cyclictest35-21ksoftirqd/308:50:183
70779994,2cyclictest35-21ksoftirqd/307:25:153
70779990,8cyclictest7403-21ntp_states08:15:173
70699998,1cyclictest28-21ksoftirqd/212:31:292
70699998,1cyclictest28-21ksoftirqd/211:50:222
70699998,1cyclictest28-21ksoftirqd/211:45:142
70699998,1cyclictest28-21ksoftirqd/211:09:552
70699998,1cyclictest28-21ksoftirqd/210:18:442
70699998,1cyclictest28-21ksoftirqd/210:00:302
70699998,1cyclictest28-21ksoftirqd/209:55:112
70699998,1cyclictest28-21ksoftirqd/209:23:502
70699998,1cyclictest28-21ksoftirqd/208:25:152
70699998,1cyclictest28-21ksoftirqd/208:20:002
70699998,1cyclictest28-21ksoftirqd/207:40:132
70699998,1cyclictest23748-21ssh10:20:402
70699997,1cyclictest28-21ksoftirqd/207:25:002
70699991,7cyclictest28-21ksoftirqd/211:40:162
70649999,0cyclictest0-21swapper/108:55:161
70649998,1cyclictest0-21swapper/111:24:351
70649998,1cyclictest0-21swapper/110:15:261
70649998,1cyclictest0-21swapper/110:11:481
70649998,1cyclictest0-21swapper/109:17:051
70649998,1cyclictest0-21swapper/107:40:151
70649998,1cyclictest0-21swapper/107:15:211
70649997,2cyclictest0-21swapper/111:26:121
70649994,4cyclictest0-21swapper/111:10:261
70649994,3cyclictest0-21swapper/112:10:051
70649992,0cyclictest21-21ksoftirqd/109:11:371
70649991,8cyclictest21-21ksoftirqd/112:25:191
70649991,8cyclictest21-21ksoftirqd/112:20:091
70649991,8cyclictest21-21ksoftirqd/109:00:531
70649991,8cyclictest21-21ksoftirqd/108:46:411
70649991,8cyclictest21-21ksoftirqd/108:42:371
70649991,8cyclictest21-21ksoftirqd/108:20:431
70649991,8cyclictest21-21ksoftirqd/108:17:431
70649991,8cyclictest21-21ksoftirqd/108:01:291
70649991,8cyclictest21-21ksoftirqd/107:56:451
70649991,8cyclictest21-21ksoftirqd/107:45:151
70649991,8cyclictest21-21ksoftirqd/107:31:351
70649991,8cyclictest21-21ksoftirqd/107:31:341
70649991,8cyclictest21-21ksoftirqd/107:28:551
70649991,8cyclictest21-21ksoftirqd/107:11:591
70649991,5cyclictest0-21swapper/109:30:161
70649991,1cyclictest21-21ksoftirqd/111:35:071
70649991,0cyclictest21-21ksoftirqd/111:55:531
70649991,0cyclictest21-21ksoftirqd/111:44:191
70649991,0cyclictest21-21ksoftirqd/111:02:591
70649991,0cyclictest21-21ksoftirqd/110:40:381
70649991,0cyclictest21-21ksoftirqd/110:21:131
70649991,0cyclictest21-21ksoftirqd/109:53:291
70649991,0cyclictest21-21ksoftirqd/109:45:411
70649991,0cyclictest21-21ksoftirqd/109:42:431
70649991,0cyclictest21-21ksoftirqd/109:26:571
70649991,0cyclictest21-21ksoftirqd/109:22:071
70649991,0cyclictest21-21ksoftirqd/108:37:431
70649990,8cyclictest0-21swapper/112:30:201
70649990,7cyclictest0-21swapper/111:05:111
70569990,6cyclictest0-21swapper/007:30:030
70569990,6cyclictest0-21swapper/007:30:020
10941290,0sleep00-21swapper/010:46:570
9747280,0sleep00-21swapper/009:20:180
70779987,1cyclictest35-21ksoftirqd/311:45:113
70779987,1cyclictest35-21ksoftirqd/311:05:163
70779987,1cyclictest35-21ksoftirqd/308:40:173
70779987,1cyclictest35-21ksoftirqd/307:45:133
70779986,1cyclictest35-21ksoftirqd/308:00:113
70699987,1cyclictest28-21ksoftirqd/211:58:202
70699987,1cyclictest28-21ksoftirqd/211:30:042
70699987,1cyclictest28-21ksoftirqd/211:17:522
70699987,1cyclictest28-21ksoftirqd/211:10:112
70699987,1cyclictest28-21ksoftirqd/211:00:122
70699987,1cyclictest28-21ksoftirqd/209:31:002
70699987,1cyclictest28-21ksoftirqd/208:00:112
70699986,1cyclictest61650irq/122-eno109:50:172
70699986,1cyclictest28-21ksoftirqd/212:28:332
70699986,1cyclictest28-21ksoftirqd/212:05:152
70699986,1cyclictest28-21ksoftirqd/211:25:212
70699986,1cyclictest28-21ksoftirqd/209:15:142
70699986,1cyclictest23530-21snmpd11:21:262
70699986,1cyclictest23530-21snmpd08:41:422
70699986,1cyclictest15809-21perf10:55:002
70649986,2cyclictest0-21swapper/111:15:491
70649986,1cyclictest0-21swapper/109:05:141
70649981,0cyclictest21-21ksoftirqd/108:51:071
70649981,0cyclictest21-21ksoftirqd/107:50:131
70649980,8cyclictest21-21ksoftirqd/108:05:051
70649980,0cyclictest0-21swapper/108:10:391
70569986,1cyclictest9-21ksoftirqd/012:05:180
70569986,1cyclictest23530-21snmpd12:36:440
70569986,1cyclictest23530-21snmpd11:41:460
70569986,1cyclictest23530-21snmpd11:16:480
70569986,1cyclictest23530-21snmpd07:15:260
70569983,4cyclictest15032-21/usr/sbin/munin07:25:140
70569981,6cyclictest31474-21ssh11:57:320
70569980,4cyclictest309-21diskmemload09:50:000
70569980,2cyclictest0-21swapper/010:02:010
70779976,1cyclictest35-21ksoftirqd/307:30:123
70779976,1cyclictest35-21ksoftirqd/307:30:123
70779975,1cyclictest35-21ksoftirqd/308:30:133
70779975,1cyclictest35-21ksoftirqd/308:25:163
70699976,1cyclictest28-21ksoftirqd/212:10:202
70699976,1cyclictest28-21ksoftirqd/207:55:152
70699975,1cyclictest61650irq/122-eno108:35:152
70699975,1cyclictest61650irq/122-eno107:10:132
70699975,1cyclictest28-21ksoftirqd/210:30:142
70699975,1cyclictest23530-21snmpd07:52:132
70699975,1cyclictest20870-21ntpq07:35:162
70699970,6cyclictest0-21swapper/208:50:142
70699970,1cyclictest0-21swapper/208:10:122
70569976,1cyclictest23530-21snmpd12:17:320
70569976,1cyclictest23530-21snmpd08:05:110
70569976,1cyclictest23530-21snmpd07:41:550
70569976,1cyclictest16808-1kworker/u9:210:18:280
70569975,1cyclictest9-21ksoftirqd/007:55:000
70569975,1cyclictest10356-21ssh11:30:130
70569973,2cyclictest548-21systemd-logind07:15:000
70569972,3cyclictest0-21swapper/010:35:180
70569971,5cyclictest25161-21ssh11:50:120
70569970,6cyclictest4051-21ssh09:14:410
70569970,6cyclictest309-21diskmemload10:44:380
70569970,6cyclictest26416-21ssh09:41:330
70569970,6cyclictest21280-21ssh09:35:160
70569970,6cyclictest17351-21sed10:55:160
70569970,6cyclictest15357-21ssh10:10:190
70569970,6cyclictest15337-21ssh09:27:390
70569970,6cyclictest0-21swapper/012:10:110
70569970,6cyclictest0-21swapper/011:36:300
70569970,6cyclictest0-21swapper/011:10:100
70569970,6cyclictest0-21swapper/010:30:140
70569970,1cyclictest8374-21apt-get08:20:000
70569970,1cyclictest32633-21ssh12:00:070
70569970,1cyclictest3101-21ssh09:55:130
70569970,1cyclictest309-21diskmemload12:32:590
70569970,1cyclictest27680-21ssh10:26:170
70569970,1cyclictest24815-21ssh11:49:520
70569970,1cyclictest20128-21ssh12:25:170
70569970,1cyclictest0-21swapper/011:01:570
70569970,1cyclictest0-21swapper/008:40:190
25834270,0sleep20-21swapper/210:25:152
70699966,0cyclictest271rcuc/209:00:132
70699965,1cyclictest61650irq/122-eno108:45:132
70699965,1cyclictest28-21ksoftirqd/207:30:152
70699965,1cyclictest28-21ksoftirqd/207:30:152
70699964,1cyclictest28-21ksoftirqd/208:20:112
70699964,1cyclictest28-21ksoftirqd/207:15:132
70699963,1cyclictest240-21systemd-journal10:40:002
70699960,1cyclictest0-21swapper/209:05:242
70569965,1cyclictest15207-21/usr/sbin/munin12:20:120
70569965,1cyclictest12181-21taskset08:25:180
70569965,1cyclictest11737-21ntpq10:05:180
70569964,1cyclictest20832-21cut07:35:160
70569960,6cyclictest0-21swapper/009:00:310
70569960,6cyclictest0-21swapper/008:32:530
70569960,6cyclictest0-21swapper/008:11:040
70569960,6cyclictest0-21swapper/007:55:130
70569960,5cyclictest31544-21apt-get08:00:110
70569960,5cyclictest0-21swapper/008:51:060
70569960,4cyclictest0-21swapper/009:05:140
70569960,0cyclictest309-21diskmemload11:25:080
70569960,0cyclictest309-21diskmemload11:20:130
70569960,0cyclictest309-21diskmemload10:50:060
70699955,0cyclictest61650irq/122-eno108:55:172
70699955,0cyclictest61650irq/122-eno108:30:122
70699954,0cyclictest61650irq/122-eno107:25:132
70569955,0cyclictest0-21swapper/008:55:100
70569953,1cyclictest21696-21cat08:45:150
70569951,1cyclictest0-21swapper/007:20:110
70569950,5cyclictest0-21swapper/007:45:040
70569950,2cyclictest0-21swapper/008:35:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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