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2026-08-05 - 22:05
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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 Wed Aug 05, 2026 12:45:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
317792216153,22sleep30-21swapper/307:09:483
317632215150,51sleep20-21swapper/207:09:362
314692212149,50sleep00-21swapper/007:05:400
316252199160,25sleep10-21swapper/107:07:451
126652850,1sleep121-21ksoftirqd/111:40:201
226132660,0sleep20-21swapper/211:10:122
326822650,0sleep10-21swapper/112:10:121
3190199130,1cyclictest15525-21diskmemload11:04:263
31894991210,1cyclictest28-21ksoftirqd/207:45:002
28802120,1sleep315525-21diskmemload10:40:223
31901991110,1cyclictest35-21ksoftirqd/307:35:003
3189499100,10cyclictest0-21swapper/210:34:582
3188799109,1cyclictest9-21ksoftirqd/012:05:000
3188799109,1cyclictest9-21ksoftirqd/011:50:120
3188799109,1cyclictest9-21ksoftirqd/011:40:010
3188799109,1cyclictest9-21ksoftirqd/011:10:010
3188799109,1cyclictest9-21ksoftirqd/010:40:010
3188799109,1cyclictest9-21ksoftirqd/010:25:010
3188799109,1cyclictest9-21ksoftirqd/010:10:010
3188799103,4cyclictest294-21systemd-udevd11:47:070
3188799102,6cyclictest294-21systemd-udevd10:25:070
3188799100,7cyclictest240-21systemd-journal11:43:550
318949994,2cyclictest240-21systemd-journal08:20:002
318949990,0cyclictest0-21swapper/211:05:192
318879998,1cyclictest9-21ksoftirqd/012:30:130
318879998,1cyclictest9-21ksoftirqd/012:10:010
318879994,4cyclictest0-21swapper/009:50:080
318879993,5cyclictest14962-21perf09:05:000
319019987,1cyclictest35-21ksoftirqd/308:50:013
319019986,1cyclictest11301-21snmpd11:36:563
319019986,1cyclictest11301-21snmpd10:26:373
319019986,1cyclictest11301-21snmpd09:59:173
319019986,1cyclictest11301-21snmpd08:25:333
319019986,1cyclictest11301-21snmpd08:12:153
319019986,1cyclictest11301-21snmpd07:49:333
319019986,1cyclictest10522-21sh12:24:593
319019981,6cyclictest11651-21apt-get10:55:123
319019981,4cyclictest15867-21ssh11:45:173
319019980,6cyclictest0-21swapper/310:31:283
319019980,4cyclictest0-21swapper/309:45:023
318949986,1cyclictest61650irq/122-eno110:15:142
318949986,1cyclictest11301-21snmpd10:50:052
318949984,2cyclictest240-21systemd-journal12:35:012
318949984,2cyclictest240-21systemd-journal11:43:562
318949983,3cyclictest17131-21sh12:33:462
318949982,4cyclictest15525-21diskmemload11:55:092
318949981,4cyclictest908-21runrttasks09:52:442
318949980,6cyclictest0-21swapper/211:50:052
318949980,5cyclictest17127-21kworker/u8:209:16:582
318949980,3cyclictest25120-21apt-get12:00:022
318949980,2cyclictest0-21swapper/212:20:112
318949980,2cyclictest0-21swapper/211:45:132
318889981,6cyclictest0-21swapper/109:19:081
318889981,1cyclictest0-21swapper/108:35:531
318879987,1cyclictest9-21ksoftirqd/011:20:150
318879986,1cyclictest11301-21snmpd07:35:180
318879985,1cyclictest548-21systemd-logind08:51:070
318879985,1cyclictest548-21systemd-logind07:21:080
318879985,1cyclictest294-21systemd-udevd08:21:070
318879985,1cyclictest240-21systemd-journal11:27:070
318879985,1cyclictest240-21systemd-journal08:39:070
318879981,6cyclictest27834-21ssh11:15:550
318879980,7cyclictest23928-21grep11:10:200
319019976,1cyclictest11301-21snmpd10:21:153
319019975,1cyclictest3565-21ssh11:29:333
319019975,1cyclictest28312-21ssh11:17:283
319019975,1cyclictest11301-21snmpd12:17:003
319019975,1cyclictest11301-21snmpd09:41:393
319019975,1cyclictest11301-21snmpd09:00:083
319019975,1cyclictest11301-21snmpd08:33:483
319019975,1cyclictest11301-21snmpd07:51:163
319019975,1cyclictest11301-21snmpd07:41:143
319019975,1cyclictest11301-21snmpd07:23:323
319019974,1cyclictest12322-21proc_pri11:40:173
319019973,3cyclictest0-21swapper/310:03:383
319019972,3cyclictest15525-21diskmemload10:45:453
319019972,2cyclictest11301-21snmpd08:15:063
319019972,1cyclictest15525-21diskmemload10:17:523
319019971,4cyclictest0-21swapper/312:01:143
319019970,5cyclictest0-21swapper/312:05:473
319019970,4cyclictest0-21swapper/312:35:453
319019970,4cyclictest0-21swapper/311:30:113
319019970,3cyclictest0-21swapper/309:17:293
319019970,2cyclictest0-21swapper/311:09:263
318949976,1cyclictest61650irq/122-eno111:25:132
318949976,1cyclictest61650irq/122-eno110:10:192
318949976,1cyclictest61650irq/122-eno109:34:072
318949976,1cyclictest61650irq/122-eno109:14:562
318949975,2cyclictest31874-21cyclictest11:21:592
318949975,1cyclictest25958-21ssh10:29:122
318949975,1cyclictest12825-21ntpq10:55:172
318949975,1cyclictest11301-21snmpd11:36:532
318949975,1cyclictest11301-21snmpd09:44:032
318949975,1cyclictest11301-21snmpd08:01:282
318949973,3cyclictest20833-21rt-features10:20:202
318949973,2cyclictest240-21systemd-journal08:14:592
318949973,2cyclictest240-21systemd-journal07:14:592
318949971,6cyclictest0-21swapper/210:42:122
318949971,6cyclictest0-21swapper/208:35:402
318949970,6cyclictest0-21swapper/208:55:382
318949970,6cyclictest0-21swapper/208:31:582
318949970,6cyclictest0-21swapper/208:24:212
318949970,6cyclictest0-21swapper/208:06:392
318949970,5cyclictest0-21swapper/211:30:062
318949970,3cyclictest15525-21diskmemload12:10:122
318949970,2cyclictest0-21swapper/211:00:202
318889972,3cyclictest0-21swapper/110:43:231
318889971,6cyclictest0-21swapper/110:58:531
318889971,1cyclictest0-21swapper/111:45:151
318889970,6cyclictest0-21swapper/111:50:151
318889970,5cyclictest0-21swapper/107:58:251
318889970,4cyclictest0-21swapper/112:20:061
318889970,4cyclictest0-21swapper/110:30:131
318889970,3cyclictest0-21swapper/111:30:111
318889970,1cyclictest0-21swapper/112:31:291
318889970,1cyclictest0-21swapper/108:31:371
318889970,1cyclictest0-21swapper/108:10:191
318879976,1cyclictest5621-21ssh12:15:390
318879976,1cyclictest23604-21ssh09:30:160
318879975,1cyclictest9-21ksoftirqd/011:00:000
318879975,1cyclictest3397-21munin-run07:35:010
318879975,1cyclictest11301-21snmpd09:12:170
318879975,1cyclictest11301-21snmpd09:06:160
318879975,1cyclictest0-21swapper/010:30:220
318879975,0cyclictest15525-21diskmemload10:50:120
318879974,1cyclictest548-21systemd-logind09:27:080
318879974,1cyclictest548-21systemd-logind09:15:070
318879974,1cyclictest548-21systemd-logind07:27:070
318879974,1cyclictest240-21systemd-journal09:59:560
318879973,3cyclictest15525-21diskmemload12:38:210
318879973,2cyclictest548-21systemd-logind10:12:080
318879973,2cyclictest548-21systemd-logind08:57:070
318879973,2cyclictest294-21systemd-udevd07:41:070
318879972,3cyclictest15525-21diskmemload09:45:510
318879970,6cyclictest7791-21df12:20:140
318879970,6cyclictest0-21swapper/011:55:120
318879970,6cyclictest0-21swapper/011:00:180
318879970,6cyclictest0-21swapper/009:40:420
318879970,2cyclictest5370-21ssh10:00:010
318879970,1cyclictest6288-21ssh11:32:030
318879970,1cyclictest4657-21aten_r1power_cu10:45:110
318879970,1cyclictest25998-21ssh09:36:500
318879970,1cyclictest2471-21ssh12:11:470
318879970,1cyclictest20191-21ssh09:21:400
318879970,1cyclictest12653-21ssh12:25:350
318879970,1cyclictest0-21swapper/010:40:060
319019965,1cyclictest334-21ssh09:50:583
319019965,1cyclictest31744-21ssh11:22:113
319019965,1cyclictest25531-21ssh09:35:253
319019965,1cyclictest23598-21ssh09:30:153
319019965,1cyclictest20656-21ssh09:23:053
319019965,1cyclictest16837-21ssh12:32:473
319019965,1cyclictest11301-21snmpd11:57:163
319019965,1cyclictest11301-21snmpd10:10:313
319019964,1cyclictest8962-21gltestperf10:50:163
319019964,1cyclictest3825-21sshd07:37:523
319019964,1cyclictest15525-21diskmemload09:25:243
319019964,1cyclictest11409-21sshd08:37:563
319019963,1cyclictest15525-21diskmemload11:10:223
319019962,2cyclictest15525-21diskmemload12:11:153
319019961,2cyclictest18332-21apt-get11:50:113
319019961,2cyclictest15525-21diskmemload12:27:573
319019960,4cyclictest0-21swapper/310:35:123
319019960,2cyclictest0-21swapper/309:11:003
318949966,0cyclictest61650irq/122-eno112:25:002
318949966,0cyclictest61650irq/122-eno112:18:252
318949966,0cyclictest61650irq/122-eno112:05:152
318949966,0cyclictest61650irq/122-eno111:17:072
318949966,0cyclictest61650irq/122-eno110:35:162
318949966,0cyclictest61650irq/122-eno110:05:052
318949966,0cyclictest61650irq/122-eno110:00:462
318949966,0cyclictest61650irq/122-eno109:55:222
318949966,0cyclictest61650irq/122-eno109:45:072
318949966,0cyclictest61650irq/122-eno109:36:322
318949966,0cyclictest61650irq/122-eno109:25:112
318949966,0cyclictest61650irq/122-eno108:45:402
318949966,0cyclictest61650irq/122-eno108:29:392
318949966,0cyclictest61650irq/122-eno107:49:502
318949966,0cyclictest61650irq/122-eno107:26:342
318949966,0cyclictest61650irq/122-eno107:15:002
318949965,1cyclictest61650irq/122-eno109:21:562
318949964,1cyclictest11301-21snmpd10:45:132
318949964,1cyclictest11301-21snmpd07:36:562
318949962,2cyclictest240-21systemd-journal09:00:002
318949960,5cyclictest0-21swapper/207:34:302
318889961,4cyclictest0-21swapper/112:04:061
318889961,3cyclictest0-21swapper/111:17:281
318889961,2cyclictest0-21swapper/110:00:221
318889960,6cyclictest0-21swapper/111:12:441
318889960,6cyclictest0-21swapper/109:34:481
318889960,6cyclictest0-21swapper/109:09:131
318889960,6cyclictest0-21swapper/108:53:471
318889960,6cyclictest0-21swapper/108:04:541
318889960,5cyclictest0-21swapper/111:03:401
318889960,5cyclictest0-21swapper/108:20:041
318889960,5cyclictest0-21swapper/107:45:291
318889960,5cyclictest0-21swapper/107:11:321
318889960,3cyclictest0-21swapper/112:36:461
318889960,3cyclictest0-21swapper/111:58:001
318889960,3cyclictest0-21swapper/110:35:191
318889960,2cyclictest0-21swapper/110:52:561
318889960,2cyclictest0-21swapper/110:49:091
318889960,2cyclictest0-21swapper/110:20:031
318889960,2cyclictest0-21swapper/110:15:131
318889960,2cyclictest0-21swapper/109:26:521
318889960,1cyclictest0-21swapper/111:05:091
318889960,1cyclictest0-21swapper/110:10:121
318889960,1cyclictest0-21swapper/109:56:081
318889960,1cyclictest0-21swapper/109:54:591
318889960,1cyclictest0-21swapper/108:57:371
318889960,1cyclictest0-21swapper/107:18:001
318879965,1cyclictest11301-21snmpd08:19:160
318879965,1cyclictest11301-21snmpd07:15:020
318879964,1cyclictest16467-21df_inode10:15:130
318879963,1cyclictest548-21systemd-logind08:45:080
318879963,1cyclictest548-21systemd-logind07:49:080
318879963,1cyclictest240-21systemd-journal08:03:080
318879962,3cyclictest7888-21cron08:10:000
318879962,2cyclictest240-21systemd-journal08:14:470
318879961,3cyclictest548-21systemd-logind08:41:070
318879960,6cyclictest0-21swapper/008:28:400
318879960,6cyclictest0-21swapper/007:53:130
318879960,0cyclictest0-21swapper/007:55:360
319019955,0cyclictest35-21ksoftirqd/307:13:283
319019954,1cyclictest35-21ksoftirqd/307:58:023
319019953,1cyclictest11301-21snmpd08:08:283
319019953,1cyclictest11301-21snmpd08:02:153
319019952,1cyclictest14013-21runrttasks08:56:343
319019950,3cyclictest15525-21diskmemload10:05:123
319019950,1cyclictest240-21systemd-journal08:24:553
318949955,0cyclictest61650irq/122-eno109:06:392
318949955,0cyclictest61650irq/122-eno107:50:542
318949955,0cyclictest61650irq/122-eno107:22:192
318949950,0cyclictest0-21swapper/207:55:482
318889952,2cyclictest0-21swapper/112:05:201
318889952,1cyclictest0-21swapper/107:55:011
318889950,5cyclictest0-21swapper/110:25:161
318889950,5cyclictest0-21swapper/109:43:531
318889950,5cyclictest0-21swapper/108:49:581
318889950,5cyclictest0-21swapper/108:30:001
318889950,5cyclictest0-21swapper/107:37:511
318889950,4cyclictest0-21swapper/112:15:521
318889950,3cyclictest0-21swapper/112:25:171
318889950,3cyclictest0-21swapper/111:25:141
318889950,3cyclictest0-21swapper/110:05:161
318889950,3cyclictest0-21swapper/109:46:521
318889950,3cyclictest0-21swapper/109:37:141
318889950,3cyclictest0-21swapper/109:10:341
318889950,2cyclictest0-21swapper/111:36:031
318889950,2cyclictest0-21swapper/111:20:381
318889950,1cyclictest0-21swapper/109:21:111
318879950,5cyclictest0-21swapper/007:10:220
319019942,1cyclictest15196-21runrttasks09:05:493
319019940,2cyclictest2581-21apt-get07:30:013
319019940,2cyclictest0-21swapper/308:55:013
318949944,0cyclictest61650irq/122-eno108:50:122
318949944,0cyclictest61650irq/122-eno108:40:092
318889942,1cyclictest87882sleep108:15:491
318889940,4cyclictest0-21swapper/107:23:301
318889940,3cyclictest0-21swapper/107:34:321
318889940,1cyclictest0-21swapper/108:45:001
318879940,4cyclictest0-21swapper/008:30:030
319019931,1cyclictest373-21aten_r1power_en07:15:003
319019930,1cyclictest0-21swapper/308:40:573
318889932,1cyclictest7724-21chrt08:07:521
318889932,1cyclictest4402-21chrt07:42:101
318889932,1cyclictest203-21jbd2/sda2-809:01:271
318889932,1cyclictest203-21jbd2/sda2-807:25:221
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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