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2026-03-23 - 04:16
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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 rack5slot0.osadl.org (updated Mon Mar 23, 2026 00:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1349721250,0sleep00-21swapper/023:22:050
225482960,3sleep01884199cyclictest23:19:410
209402900,1sleep30-21swapper/300:18:513
62552890,7sleep233-21ksoftirqd/223:36:502
55412870,0sleep00-21swapper/021:27:560
1838928638,44sleep10-21swapper/119:07:341
146942860,2sleep014686-21sshd23:00:370
308262850,2sleep12024-21nfsd22:30:481
186712850,0sleep00-21swapper/000:00:280
315002840,0sleep00-21swapper/000:34:420
121162840,0sleep00-21swapper/022:32:200
37182820,2sleep20-21swapper/200:02:262
11502820,1sleep00-21swapper/022:55:440
311692810,2sleep10-21swapper/123:58:051
1838628134,43sleep30-21swapper/319:07:323
134302800,1sleep10-21swapper/122:07:361
112592800,1sleep30-21swapper/322:07:223
268702790,3sleep20-21swapper/223:53:332
308002780,1sleep20-21swapper/222:19:442
220532750,2sleep20-21swapper/221:22:052
206612750,2sleep20-21swapper/223:30:452
186692750,2sleep32512-21runrttasks22:33:033
276342730,2sleep30-21swapper/322:51:153
286802720,1sleep30-21swapper/321:40:533
1848427233,8sleep20-21swapper/219:08:482
323012710,1sleep032297-21sshd22:19:530
267582710,2sleep30-21swapper/323:12:543
77572700,0sleep00-21swapper/023:37:000
53782700,6sleep21884399cyclictest00:24:222
280772700,4sleep21884399cyclictest23:23:512
216162700,2sleep10-21swapper/100:18:561
89192690,2sleep10-21swapper/121:49:121
171902690,3sleep122-21ksoftirqd/122:14:531
71202680,1sleep10-21swapper/121:13:141
264472670,1sleep00-21swapper/000:08:370
8872660,1sleep30-21swapper/323:50:293
5492630,3sleep21884399cyclictest00:09:282
36642630,3sleep21884399cyclictest23:10:172
271982620,3sleep21884399cyclictest21:47:372
281242600,4sleep21884399cyclictest22:22:492
202262500,0sleep120225-21bash22:54:171
1854124234,4sleep00-21swapper/019:09:300
252162370,1sleep025212-21sshd21:47:230
194102330,4sleep11884299cyclictest00:36:481
26572300,3sleep20-21swapper/223:28:402
1884499284,11cyclictest144650irq/27-eth021:32:433
142522270,25sleep1144650irq/27-eth023:48:311
1884499255,13cyclictest2132-21sshd23:07:583
1884499250,3cyclictest0-21swapper/323:32:483
37022240,3sleep30-21swapper/300:27:403
321542240,1sleep30-21swapper/323:36:073
259212240,4sleep20-21swapper/222:40:362
1884499246,9cyclictest10950irq/23-ehci_hcd22:41:033
1884499246,7cyclictest10950irq/23-ehci_hcd22:39:503
1884499244,9cyclictest144650irq/27-eth023:23:583
1884299240,22cyclictest5716-21sshd22:59:481
151052240,2sleep30-21swapper/323:48:373
7522230,2sleep2741-21sshd21:31:062
5672230,1sleep0554-21sshd22:09:440
50052230,2sleep25006-21id22:06:412
1884499235,9cyclictest10950irq/23-ehci_hcd00:21:133
1884499235,10cyclictest10950irq/23-ehci_hcd22:25:173
1884499233,12cyclictest144650irq/27-eth021:45:143
1884499230,3cyclictest0-21swapper/321:19:393
143182230,1sleep014316-21sshd22:28:590
1884499228,12cyclictest10807-21tune2fs21:10:123
1884499226,9cyclictest10950irq/23-ehci_hcd23:01:093
1884499226,8cyclictest10950irq/23-ehci_hcd21:52:373
1884499226,14cyclictest5575-21grep22:45:233
1884499225,10cyclictest10950irq/23-ehci_hcd00:35:323
1884499224,8cyclictest144650irq/27-eth000:30:513
1884499224,12cyclictest144650irq/27-eth023:19:433
1884499224,11cyclictest144650irq/27-eth023:55:453
1884499224,11cyclictest144650irq/27-eth000:11:433
1884499220,3cyclictest0-21swapper/321:21:583
1884499220,21cyclictest0-21swapper/300:08:103
1884499220,20cyclictest0-21swapper/321:35:183
1884499214,10cyclictest19861-21sshd23:26:463
1884499214,0cyclictest0-21swapper/322:20:203
1884499213,1cyclictest0-21swapper/322:01:473
1884499210,2cyclictest0-21swapper/321:27:303
1884499210,10cyclictest0-21swapper/323:40:113
105262210,3sleep01884199cyclictest23:07:340
280612200,18sleep1144650irq/27-eth000:34:201
257982200,10sleep01884199cyclictest21:55:120
1884499203,0cyclictest0-21swapper/322:16:223
1884499200,9cyclictest0-21swapper/319:30:133
1884499200,2cyclictest0-21swapper/322:10:163
1884499200,2cyclictest0-21swapper/320:46:463
1884499200,2cyclictest0-21swapper/319:20:153
1884499200,1cyclictest0-21swapper/321:56:423
1884499200,18cyclictest0-21swapper/322:56:383
1884499200,10cyclictest0-21swapper/300:00:263
1884299200,15cyclictest29525-21sshd00:05:121
157812200,2sleep115773-21sshd22:21:271
68222190,2sleep10-21swapper/121:28:051
1884499197,10cyclictest20067-21runrttasks20:21:463
1884499190,2cyclictest0-21swapper/320:32:363
1884499190,18cyclictest0-21swapper/321:05:133
1884499190,18cyclictest0-21swapper/319:15:143
1884499190,11cyclictest0-21swapper/319:53:493
18842991917,1cyclictest0-21swapper/120:38:091
57402181,15sleep1144650irq/27-eth022:35:101
274772180,16sleep1144650irq/27-eth021:22:451
1884399181,9cyclictest16194-21bash21:43:032
18843991813,4cyclictest20931-21sshd21:54:392
1884399180,13cyclictest16732-21bash00:25:262
1884299180,13cyclictest0-21swapper/123:15:121
154722180,1sleep00-21swapper/023:26:100
99102170,15sleep2144650irq/27-eth022:45:532
8292171,14sleep228950irq/26-ahci[00022:55:422
56142171,14sleep228950irq/26-ahci[00000:10:052
1884499170,9cyclictest0-21swapper/321:00:243
1884499170,9cyclictest0-21swapper/320:05:163
1884499170,9cyclictest0-21swapper/319:55:213
1884499170,3cyclictest0-21swapper/320:50:173
1884499170,2cyclictest0-21swapper/320:40:113
1884499170,1cyclictest0-21swapper/319:40:153
18842991712,4cyclictest2024-21nfsd21:17:231
1884299170,8cyclictest0-21swapper/123:40:231
1884299170,15cyclictest15135-21sshd22:50:011
1884199172,10cyclictest0-21swapper/000:25:160
1884199171,1cyclictest0-21swapper/022:48:540
1884199170,14cyclictest0-21swapper/019:16:240
273532160,2sleep10-21swapper/123:53:361
1884499164,2cyclictest0-21swapper/320:15:233
1884499160,9cyclictest0-21swapper/320:10:373
1884499160,9cyclictest0-21swapper/319:37:303
1884499160,8cyclictest0-21swapper/320:25:143
1884499160,3cyclictest0-21swapper/319:45:163
1884499160,1cyclictest0-21swapper/320:38:143
1884499160,15cyclictest0-21swapper/320:00:563
1884399163,9cyclictest27993-21sshd22:30:292
18843991611,4cyclictest0-21swapper/223:58:582
1884399160,15cyclictest22639-21sshd21:14:552
1884299165,7cyclictest22846-21sshd00:11:531
1884299164,7cyclictest0-21swapper/123:35:431
1884299160,4cyclictest144650irq/27-eth021:58:391
1884299160,15cyclictest0-21swapper/123:20:201
1884299160,11cyclictest18943-21sshd21:40:011
1884199167,8cyclictest0-21swapper/000:20:110
1884199160,9cyclictest0-21swapper/023:31:260
1884199160,15cyclictest0-21swapper/023:10:410
164702160,14sleep2144650irq/27-eth022:01:012
1884499150,8cyclictest0-21swapper/319:25:013
1884499150,3cyclictest0-21swapper/319:10:173
1884499150,1cyclictest0-21swapper/320:55:043
1884399153,8cyclictest0-21swapper/219:12:392
1884399153,7cyclictest2100-21snmpd22:38:192
1884399153,5cyclictest17576-21sshd22:29:242
1884399152,2cyclictest5471-21sshd00:16:592
18843991512,2cyclictest14590-21bash23:08:022
18843991511,3cyclictest1342-21sshd00:34:572
18843991511,3cyclictest0-21swapper/223:45:002
1884399150,7cyclictest0-21swapper/222:52:582
1884399150,6cyclictest0-21swapper/219:15:192
1884399150,3cyclictest2681-21sshd21:27:352
1884299159,1cyclictest2066-21nscd22:16:111
1884299157,2cyclictest0-21swapper/121:51:561
1884299156,7cyclictest0-21swapper/123:05:461
18842991511,3cyclictest144650irq/27-eth019:25:211
18842991510,3cyclictest1950-21sshd21:41:301
1884299150,5cyclictest0-21swapper/100:00:061
1884299150,4cyclictest8844-21bash22:03:421
1884299150,3cyclictest8028-21sshd00:28:111
1884299150,13cyclictest0-21swapper/123:03:121
1884299150,13cyclictest0-21swapper/122:25:461
1884199154,7cyclictest0-21swapper/022:51:120
18841991512,2cyclictest0-21swapper/022:43:370
1884199151,10cyclictest25157-21sshd22:22:280
1884199150,7cyclictest15563-21bash23:41:160
1884199150,1cyclictest31079-21memory23:50:180
1884199150,14cyclictest17942-21sshd21:43:140
1884199150,14cyclictest0-21swapper/022:01:360
1884199150,14cyclictest0-21swapper/021:51:300
1884199150,11cyclictest0-21swapper/021:13:000
1884399147,6cyclictest0-21swapper/200:36:272
1884399146,1cyclictest10950irq/23-ehci_hcd21:15:032
1884399143,8cyclictest0-21swapper/220:25:512
1884399142,11cyclictest2024-21nfsd20:51:272
1884399141,6cyclictest3429-21bash21:59:462
1884399140,7cyclictest2337950sshd23:01:352
1884399140,4cyclictest144650irq/27-eth020:49:382
1884399140,12cyclictest8500-21unixbench_multi22:10:242
1884399140,12cyclictest2088-21snmpd20:24:462
1884399140,12cyclictest13392-21fschecks_time23:15:112
1884299148,5cyclictest0-21swapper/123:30:111
1884299147,6cyclictest0-21swapper/119:22:561
1884299140,13cyclictest144650irq/27-eth000:22:081
1884299140,13cyclictest0-21swapper/123:26:051
1884299140,13cyclictest0-21swapper/123:12:191
1884299140,13cyclictest0-21swapper/120:30:491
1884199147,4cyclictest0-21swapper/020:25:180
1884199142,1cyclictest0-21swapper/021:31:510
1884199141,3cyclictest0-21swapper/023:47:390
1884199140,5cyclictest4404-21sshd21:35:000
1884199140,13cyclictest0-21swapper/023:57:000
1884199140,13cyclictest0-21swapper/022:36:020
1884199140,13cyclictest0-21swapper/022:10:200
1884199140,13cyclictest0-21swapper/021:22:310
1884199140,13cyclictest0-21swapper/021:19:410
1884199140,13cyclictest0-21swapper/020:00:190
1884199140,12cyclictest7930-21cut19:55:180
1884199140,10cyclictest0-21swapper/000:37:130
18492140,12sleep1144650irq/27-eth021:34:471
1884399139,3cyclictest144650irq/27-eth019:20:492
1884399137,3cyclictest144650irq/27-eth019:30:522
1884399137,3cyclictest10950irq/23-ehci_hcd19:40:152
1884399132,7cyclictest0-21swapper/220:16:392
1884399132,5cyclictest0-21swapper/220:41:382
1884399132,3cyclictest10950irq/23-ehci_hcd20:31:182
1884399131,11cyclictest0-21swapper/223:45:052
1884399131,11cyclictest0-21swapper/220:05:512
18843991311,1cyclictest0-21swapper/219:54:342
1884399130,4cyclictest7383-21irqstats21:35:152
1884399130,4cyclictest25106-21munin-node20:35:142
1884399130,12cyclictest0-21swapper/221:06:512
1884399130,11cyclictest31355-21ntp_states19:35:182
1884299138,4cyclictest2024-21nfsd19:40:471
1884299138,4cyclictest0-21swapper/119:55:011
1884299137,5cyclictest32134-21runrttasks19:38:421
1884299137,5cyclictest0-21swapper/121:00:591
1884299137,5cyclictest0-21swapper/120:51:551
1884299136,3cyclictest20576-21aten_r5power_fr20:25:121
1884299130,3cyclictest0-21swapper/120:40:031
1884299130,12cyclictest0-21swapper/120:56:331
1884299130,12cyclictest0-21swapper/120:46:301
1884299130,12cyclictest0-21swapper/120:00:421
1884299130,12cyclictest0-21swapper/119:52:091
1884299130,12cyclictest0-21swapper/119:30:451
1884299130,11cyclictest2647-21df19:45:121
1884299130,11cyclictest20837-21munin-node22:40:121
1884299130,11cyclictest16771-21iostat20:15:161
1884199137,2cyclictest0-21swapper/000:10:540
1884199132,1cyclictest0-21swapper/019:52:350
18841991311,1cyclictest0-21swapper/020:45:160
18841991311,1cyclictest0-21swapper/019:47:220
1884199130,1cyclictest0-21swapper/019:10:140
1884199130,12cyclictest0-21swapper/020:51:550
1884199130,12cyclictest0-21swapper/020:18:530
1884199130,12cyclictest0-21swapper/020:06:500
1884199130,12cyclictest0-21swapper/019:38:400
1884199130,12cyclictest0-21swapper/000:19:300
1884199130,10cyclictest0-21swapper/019:20:260
1884399128,3cyclictest0-21swapper/219:45:132
1884399127,4cyclictest0-21swapper/220:56:072
1884399126,4cyclictest2024-21nfsd19:55:122
1884399126,3cyclictest10950irq/23-ehci_hcd20:10:172
1884399120,3cyclictest4770-21hddtemp_smartct21:00:142
1884399120,3cyclictest26811-21ntp_states19:25:192
1884399120,10cyclictest10335-21ntp_states20:00:182
1884299120,4cyclictest0-21swapper/121:05:121
1884299120,11cyclictest0-21swapper/120:20:051
1884299120,11cyclictest0-21swapper/120:10:051
1884299120,11cyclictest0-21swapper/119:15:221
1884299120,10cyclictest12235-21iostat_ios20:05:151
1884299120,10cyclictest0-21swapper/119:10:151
1884199121,8cyclictest0-21swapper/019:31:020
1884199121,3cyclictest1867-21tr20:55:110
18841991210,1cyclictest0-21swapper/021:08:440
1884199120,8cyclictest0-21swapper/021:00:200
1884199120,1cyclictest0-21swapper/020:40:310
1884199120,1cyclictest0-21swapper/019:25:440
1884199120,11cyclictest15760-21seq20:14:470
1884199120,11cyclictest0-21swapper/020:34:590
1884199120,10cyclictest0-21swapper/020:21:270
1884199117,3cyclictest0-21swapper/020:36:100
1884199110,10cyclictest0-21swapper/019:40:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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