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2026-06-23 - 20:50
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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 Tue Jun 23, 2026 12:45:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
321152211149,21sleep30-21swapper/307:06:423
322592202161,27sleep20-21swapper/207:08:342
322582202164,25sleep10-21swapper/107:08:331
302602197160,24sleep00-21swapper/007:05:070
158512610,0sleep025907-21diskmemload11:50:190
56182550,0sleep30-21swapper/307:20:003
286622180,1sleep2271rcuc/209:12:572
3246699150,15cyclictest0-21swapper/211:43:532
37752140,0sleep10-21swapper/110:05:191
3245699141,4cyclictest13063-21perf10:20:000
3245699130,2cyclictest0-21swapper/007:55:110
32474991211,1cyclictest24483-21pluginstate08:00:003
3245699121,5cyclictest4525-21perf08:25:010
3247499118,1cyclictest240-21systemd-journal10:49:553
3245699113,4cyclictest785-21perf09:20:000
32456991110,1cyclictest9-21ksoftirqd/012:30:000
3245699110,4cyclictest13674-21ls11:05:000
3245699110,10cyclictest0-21swapper/011:35:130
3247499109,1cyclictest35-21ksoftirqd/308:25:013
3245699100,6cyclictest27549-21ssh11:22:560
3245699100,6cyclictest25907-21diskmemload10:24:350
3245699100,1cyclictest302-21ssh12:15:100
3245699100,1cyclictest0-21swapper/011:44:430
3245699100,0cyclictest0-21swapper/012:30:110
3245699100,0cyclictest0-21swapper/009:33:140
324749997,1cyclictest35-21ksoftirqd/307:35:003
324749991,4cyclictest0-21swapper/312:35:113
324749990,6cyclictest0-21swapper/309:31:093
324669996,1cyclictest28-21ksoftirqd/207:55:002
324669990,1cyclictest2984-21apt-get10:50:122
324569997,1cyclictest19237-21cut11:55:160
324569995,1cyclictest28031-21ssh09:10:460
324569992,3cyclictest240-21systemd-journal08:06:100
324569990,5cyclictest0-21swapper/011:05:140
324569990,1cyclictest25907-21diskmemload09:51:210
324569990,1cyclictest240-21systemd-journal12:05:000
324569990,1cyclictest240-21systemd-journal08:11:400
324569990,0cyclictest25907-21diskmemload12:23:170
324569990,0cyclictest25907-21diskmemload11:34:540
324569990,0cyclictest25907-21diskmemload10:54:020
324569990,0cyclictest25907-21diskmemload10:29:200
324569990,0cyclictest25907-21diskmemload09:45:460
15500290,1sleep20-21swapper/210:21:352
324749987,1cyclictest35-21ksoftirqd/309:45:503
324749986,1cyclictest25820-21cat08:00:153
324749984,2cyclictest35-21ksoftirqd/311:44:503
324749984,1cyclictest35-21ksoftirqd/311:00:013
324749983,3cyclictest0-21swapper/310:14:093
324749980,4cyclictest0-21swapper/310:35:123
324749980,1cyclictest0-21swapper/308:15:143
324669988,0cyclictest28-21ksoftirqd/210:17:442
324669986,1cyclictest61650irq/122-eno112:04:502
324669986,1cyclictest61650irq/122-eno111:45:182
324669986,1cyclictest61650irq/122-eno111:45:182
324669986,1cyclictest61650irq/122-eno110:55:202
324669986,1cyclictest61650irq/122-eno110:45:152
324669986,1cyclictest61650irq/122-eno109:30:112
324669986,1cyclictest61650irq/122-eno109:15:572
324669986,1cyclictest61650irq/122-eno107:40:132
324669983,4cyclictest61650irq/122-eno112:13:442
324669983,4cyclictest28252-21kworker/u8:109:22:182
324669983,2cyclictest240-21systemd-journal09:29:422
324669981,4cyclictest14343-21apt-get11:50:112
324629980,8cyclictest0-21swapper/112:17:161
324569988,0cyclictest9-21ksoftirqd/012:10:320
324569987,1cyclictest17023-1kworker/u9:111:12:240
324569984,3cyclictest17314-21missed_timers09:40:170
324569981,3cyclictest2512-21apt-get10:50:000
324569980,5cyclictest31158-21ssh10:44:420
324569980,0cyclictest0-21swapper/011:28:190
324749977,0cyclictest35-21ksoftirqd/308:33:053
324749976,1cyclictest30095-21nscd11:00:543
324749975,1cyclictest4676-21ssh10:06:573
324749975,1cyclictest23994-21ssh11:18:183
324749975,1cyclictest13492-21cut07:35:143
324749974,0cyclictest25907-21diskmemload11:51:273
324749973,3cyclictest25308-21/usr/sbin/munin09:50:213
324749973,2cyclictest240-21systemd-journal09:39:573
324749971,5cyclictest25907-21diskmemload12:12:473
324749971,3cyclictest25907-21diskmemload12:02:033
324749971,1cyclictest13118-21chrt11:47:143
324749971,1cyclictest13118-21chrt11:47:143
324749970,6cyclictest8035-21ssh09:28:563
324749970,4cyclictest0-21swapper/310:20:253
324749970,3cyclictest0-21swapper/311:58:583
324749970,3cyclictest0-21swapper/309:12:173
324749970,2cyclictest0-21swapper/311:08:583
324669977,0cyclictest0-21swapper/211:32:392
324669976,1cyclictest61650irq/122-eno112:20:012
324669976,1cyclictest61650irq/122-eno111:55:582
324669976,1cyclictest61650irq/122-eno111:35:122
324669976,1cyclictest61650irq/122-eno111:18:222
324669976,1cyclictest61650irq/122-eno111:12:002
324669976,1cyclictest61650irq/122-eno111:06:132
324669976,1cyclictest61650irq/122-eno110:28:052
324669976,1cyclictest61650irq/122-eno110:10:512
324669976,1cyclictest61650irq/122-eno109:40:102
324669976,1cyclictest61650irq/122-eno109:39:492
324669975,1cyclictest61650irq/122-eno111:20:142
324669975,1cyclictest61650irq/122-eno110:40:092
324669975,1cyclictest61650irq/122-eno110:35:182
324669975,1cyclictest61650irq/122-eno110:30:192
324669975,1cyclictest29481-21ssh09:56:062
324669974,2cyclictest11125-21sh11:00:152
324669973,2cyclictest240-21systemd-journal08:45:412
324669972,2cyclictest0-21swapper/212:08:492
324669971,5cyclictest2368-21latency_hist07:15:002
324669970,4cyclictest0-21swapper/210:06:182
324669970,3cyclictest0-21swapper/208:50:102
324629970,6cyclictest0-21swapper/108:05:151
324629970,1cyclictest0-21swapper/111:15:101
324569976,1cyclictest29391-21ssh09:55:500
324569976,1cyclictest10219-1kworker/u9:112:37:200
324569973,2cyclictest25907-21diskmemload09:39:350
324569971,5cyclictest733-21sshd07:25:370
324569971,5cyclictest2414-21ssh10:05:110
324569970,6cyclictest3136-21users07:15:010
324569970,6cyclictest26209-21ssh12:05:170
324569970,6cyclictest22761-21ssh10:31:270
324569970,6cyclictest21994-21grep09:00:120
324569970,6cyclictest20424-21expr07:50:130
324569970,6cyclictest16126-21sshd08:48:200
324569970,6cyclictest1232-21ssh10:02:360
324569970,6cyclictest0-21swapper/010:35:110
324569970,1cyclictest3450-21ssh09:22:030
324569970,1cyclictest25907-21diskmemload10:12:050
22632270,0sleep30-21swapper/310:31:053
324749965,1cyclictest908-21sshd10:01:383
324749965,1cyclictest5303-21ssh11:35:433
324749965,1cyclictest32758-21ssh12:15:083
324749965,1cyclictest31596-21ssh09:15:403
324749965,1cyclictest30471-21ssh10:42:383
324749965,1cyclictest27471-21ssh11:22:413
324749965,1cyclictest1974-21ssh09:20:163
324749965,1cyclictest19009-21ssh09:43:093
324749965,1cyclictest12366-21ssh10:18:093
324749964,1cyclictest9310-21python12:25:193
324749964,1cyclictest8859-21fschecks_time07:25:143
324749963,2cyclictest25907-21diskmemload11:30:103
324749963,2cyclictest17948-21cpuspeed_turbos07:45:133
324749963,1cyclictest240-21systemd-journal08:57:113
324749962,2cyclictest240-21systemd-journal07:15:003
324749962,1cyclictest12809-21proc_pri12:30:183
324749960,3cyclictest0-21swapper/312:21:083
324749960,3cyclictest0-21swapper/311:27:213
324749960,3cyclictest0-21swapper/310:26:173
324749960,2cyclictest0-21swapper/312:06:153
324749960,2cyclictest0-21swapper/311:12:163
324749960,2cyclictest0-21swapper/307:20:103
324749960,1cyclictest28641-21ntp_states09:55:183
324669966,0cyclictest61650irq/122-eno112:30:382
324669966,0cyclictest61650irq/122-eno109:47:572
324669966,0cyclictest61650irq/122-eno109:06:142
324669966,0cyclictest61650irq/122-eno108:35:192
324669966,0cyclictest61650irq/122-eno108:11:162
324669966,0cyclictest61650irq/122-eno108:00:182
324669966,0cyclictest61650irq/122-eno107:17:372
324669965,1cyclictest61650irq/122-eno107:25:112
324669965,1cyclictest5866-21ntpq08:25:182
324669965,1cyclictest3491-21ntpq08:20:162
324669964,1cyclictest61650irq/122-eno112:15:122
324669964,1cyclictest61650irq/122-eno110:00:112
324669964,1cyclictest61650irq/122-eno107:55:132
324669964,1cyclictest61650irq/122-eno107:20:152
324669964,1cyclictest16904-21unixbench_singl12:35:212
324669961,3cyclictest18624-21apt-get08:55:012
324669961,1cyclictest0-21swapper/209:00:102
324669960,5cyclictest29051-21diskstats11:25:142
324669960,4cyclictest25073-21awk09:50:192
324669960,3cyclictest0-21swapper/207:35:182
324669960,1cyclictest0-21swapper/212:25:152
324669960,1cyclictest0-21swapper/208:40:152
324629966,0cyclictest0-21swapper/112:39:571
324629961,3cyclictest0-21swapper/109:28:121
324629961,1cyclictest0-21swapper/110:43:011
324629960,6cyclictest0-21swapper/112:14:501
324629960,5cyclictest0-21swapper/111:20:141
324629960,4cyclictest0-21swapper/112:23:481
324629960,4cyclictest0-21swapper/111:07:001
324629960,4cyclictest0-21swapper/109:12:021
324629960,3cyclictest0-21swapper/111:44:341
324629960,3cyclictest0-21swapper/109:32:141
324629960,1cyclictest0-21swapper/109:35:201
324629960,1cyclictest0-21swapper/109:05:131
324629960,1cyclictest0-21swapper/108:10:161
324569965,1cyclictest22365-21ssh11:15:160
324569964,1cyclictest13926-21memory07:35:160
324569960,6cyclictest0-21swapper/008:42:440
324569960,6cyclictest0-21swapper/007:22:160
324569960,5cyclictest6571-21ssh10:55:020
324569960,2cyclictest0-21swapper/007:40:110
324569960,1cyclictest0-21swapper/009:05:090
324569960,1cyclictest0-21swapper/008:00:120
324569960,0cyclictest0-21swapper/011:45:190
324569960,0cyclictest0-21swapper/011:45:190
324569960,0cyclictest0-21swapper/009:25:120
324569960,0cyclictest0-21swapper/008:53:210
324569960,0cyclictest0-21swapper/007:31:380
324569960,0cyclictest0-21swapper/007:13:330
324749954,1cyclictest35-21ksoftirqd/308:48:233
324749953,2cyclictest25907-21diskmemload10:51:293
324749953,1cyclictest9425-21apt-get08:35:133
324749953,1cyclictest6579-21taskset08:26:553
324749953,1cyclictest27565-21aten_r1power_fr08:05:123
324749952,1cyclictest240-21systemd-journal07:40:543
324749952,1cyclictest0-21swapper/308:53:563
324749951,3cyclictest11795-21/usr/sbin/munin08:40:153
324749951,2cyclictest23800-21aten_r1power_cu09:05:093
324749951,1cyclictest240-21systemd-journal09:01:263
324749950,5cyclictest0-21swapper/308:13:153
324749950,2cyclictest0-21swapper/307:50:123
324669954,1cyclictest61650irq/122-eno108:30:142
324669953,1cyclictest0-21swapper/207:45:112
324669952,2cyclictest27725-21sort08:05:132
324669952,1cyclictest0-21swapper/207:30:122
324669950,2cyclictest240-21systemd-journal08:15:012
324629955,0cyclictest0-21swapper/112:05:411
324629955,0cyclictest0-21swapper/111:27:171
324629955,0cyclictest0-21swapper/110:37:551
324629955,0cyclictest0-21swapper/110:27:211
324629955,0cyclictest0-21swapper/109:52:101
324629953,2cyclictest0-21swapper/111:35:161
324629951,2cyclictest0-21swapper/108:20:111
324629950,5cyclictest0-21swapper/109:03:511
324629950,5cyclictest0-21swapper/108:55:201
324629950,5cyclictest0-21swapper/107:35:151
324629950,4cyclictest0-21swapper/111:10:171
324629950,4cyclictest0-21swapper/110:10:171
324629950,3cyclictest0-21swapper/110:15:451
324629950,3cyclictest0-21swapper/109:46:311
324629950,2cyclictest0-21swapper/110:55:111
324629950,2cyclictest0-21swapper/110:00:111
324629950,2cyclictest0-21swapper/109:20:271
324629950,1cyclictest0-21swapper/111:55:141
324629950,1cyclictest0-21swapper/110:45:211
324629950,1cyclictest0-21swapper/110:20:161
324629950,1cyclictest0-21swapper/109:55:361
324629950,1cyclictest0-21swapper/109:15:061
324629950,0cyclictest0-21swapper/111:30:101
324629950,0cyclictest0-21swapper/110:33:551
324569953,1cyclictest17646-21/usr/sbin/munin07:45:170
324569953,1cyclictest11531-21cron08:40:000
324569950,5cyclictest0-21swapper/008:55:120
324569950,4cyclictest7223-21telnet08:30:110
324569950,4cyclictest4714-21/usr/sbin/munin08:25:210
324569950,0cyclictest0-21swapper/008:17:560
324629942,1cyclictest0-21swapper/107:40:131
324629941,1cyclictest0-21swapper/108:30:101
324629940,4cyclictest0-21swapper/108:55:001
324629940,3cyclictest0-21swapper/111:00:021
324629940,3cyclictest0-21swapper/107:15:111
324629940,2cyclictest0-21swapper/112:30:221
324629940,2cyclictest0-21swapper/112:00:551
324629940,2cyclictest0-21swapper/108:15:161
324629940,2cyclictest0-21swapper/107:50:141
324629940,2cyclictest0-21swapper/107:45:211
324629940,2cyclictest0-21swapper/107:10:131
324629940,1cyclictest0-21swapper/112:25:361
324629940,1cyclictest0-21swapper/111:50:111
324629940,1cyclictest0-21swapper/111:45:141
324629940,1cyclictest0-21swapper/111:45:141
324629940,1cyclictest0-21swapper/110:50:171
324629940,1cyclictest0-21swapper/109:40:301
324629940,1cyclictest0-21swapper/108:00:011
324629940,1cyclictest0-21swapper/107:30:141
324629940,1cyclictest0-21swapper/107:25:161
324629940,1cyclictest0-21swapper/107:20:141
324629940,0cyclictest0-21swapper/108:41:021
324629932,1cyclictest24179-21chrt07:56:231
324629932,1cyclictest203-21jbd2/sda2-808:35:011
324629931,1cyclictest0-21swapper/108:45:121
324629931,1cyclictest0-21swapper/108:25:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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