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2026-03-27 - 05:09
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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 Fri Mar 27, 2026 00:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1940621200,2sleep219375-21munin-run22:00:002
8015210633,44sleep10-21swapper/119:07:471
802729138,48sleep30-21swapper/319:07:583
24972880,2sleep12499-21id21:25:411
176782870,2sleep117680-21bash22:42:391
32992860,1sleep10-21swapper/121:41:351
66692850,2sleep20-21swapper/223:54:402
240692850,2sleep30-21swapper/323:52:453
66702840,2sleep26668-21sshd21:54:222
149332830,1sleep30-21swapper/321:35:133
308292820,4sleep136-21rcuop/223:49:391
90762810,1sleep10-21swapper/123:38:571
322492810,2sleep20-21swapper/222:40:392
274112800,2sleep127406-21sshd22:17:051
59992780,3sleep12024-21nfsd22:56:051
796727633,9sleep20-21swapper/219:07:132
70682760,1sleep07063-21bash22:38:050
277512720,3sleep20-21swapper/219:50:182
18352720,2sleep20-21swapper/200:38:292
103942720,2sleep10-21swapper/121:54:501
189382710,0sleep00-21swapper/022:07:550
134832710,0sleep00-21swapper/023:43:290
260972690,4sleep2845099cyclictest00:19:062
199502640,2sleep0844899cyclictest22:03:580
173352640,2sleep117333-21bash22:27:481
25282630,2sleep30-21swapper/323:58:023
42152620,3sleep3845199cyclictest23:31:173
234792600,4sleep2845099cyclictest23:36:492
799425934,4sleep00-21swapper/019:07:300
78322590,0sleep00-21swapper/000:35:180
86462570,3sleep10-21swapper/123:13:401
209232440,0sleep220920-21bash21:47:582
201932410,2sleep20-21swapper/222:39:312
130282390,1sleep113025-21cp23:51:191
37892360,0sleep00-21swapper/023:58:110
186652332,29sleep2144650irq/27-eth021:39:412
258762300,28sleep2144650irq/27-eth022:00:372
148382270,1sleep00-21swapper/022:46:090
167632260,2sleep20-21swapper/200:25:022
322812250,2sleep30-21swapper/300:19:463
161532250,3sleep20-21swapper/222:31:372
261972240,2sleep20-21swapper/221:20:452
8451992317,2cyclictest0-21swapper/322:11:103
6882230,2sleep30-21swapper/322:33:473
220402230,2sleep322036-21sshd22:47:053
155032230,2sleep315493-21sshd23:43:443
39022221,19sleep2144650irq/27-eth023:06:132
212872220,1sleep10-21swapper/122:20:191
240832212,17sleep2144650irq/27-eth023:44:522
153652210,0sleep03-21ksoftirqd/023:00:290
5652200,0sleep00-21swapper/000:23:160
178832200,3sleep10-21swapper/100:25:091
845099193,6cyclictest23839-21id22:12:352
844899190,15cyclictest13911-21id22:42:130
290772190,1sleep10-21swapper/100:34:101
275392190,1sleep00-21swapper/023:23:090
244962190,3sleep22023-21nfsd22:08:372
107712190,17sleep2144650irq/27-eth022:53:152
8449991812,4cyclictest2024-21nfsd21:15:291
8449991811,6cyclictest12638-21sshd00:24:361
844899180,17cyclictest0-21swapper/023:27:020
845199175,0cyclictest0-21swapper/323:39:223
845199170,15cyclictest0-21swapper/323:47:183
845099174,8cyclictest16657-21sshd23:00:372
845099173,10cyclictest0-21swapper/222:23:212
8450991712,3cyclictest30165-21sshd23:34:102
845099171,14cyclictest9345-21sshd00:06:352
845099170,16cyclictest33-21ksoftirqd/220:50:152
844999171,14cyclictest0-21swapper/122:32:471
844999170,15cyclictest0-21swapper/123:34:311
844999170,15cyclictest0-21swapper/121:22:121
844899171,15cyclictest0-21swapper/000:30:570
8451991611,4cyclictest16796-21sshd22:53:533
845199160,14cyclictest3637-21sshd00:09:323
845199160,14cyclictest0-21swapper/322:00:063
845199160,14cyclictest0-21swapper/321:45:093
845099167,7cyclictest0-21swapper/222:55:532
845099164,11cyclictest4148-21bash23:58:132
845099164,11cyclictest10950irq/23-ehci_hcd20:49:542
845099162,7cyclictest8304-21sshd22:26:392
845099162,2cyclictest0-21swapper/223:20:122
8450991612,2cyclictest11837-21sshd23:28:322
844999168,7cyclictest2512-21runrttasks19:17:121
844999167,5cyclictest10950irq/23-ehci_hcd00:04:431
8449991612,3cyclictest2132-21sshd22:13:281
8449991611,4cyclictest2024-21nfsd21:46:141
8449991611,4cyclictest19628-21sshd00:07:441
844999161,13cyclictest0-21swapper/121:55:261
844999161,13cyclictest0-21swapper/120:25:121
844999160,14cyclictest19018-21sshd23:56:011
844999160,14cyclictest0-21swapper/120:55:201
844899164,6cyclictest0-21swapper/022:57:060
844899160,9cyclictest4498-21bash22:18:180
844899160,5cyclictest0-21swapper/022:22:590
844899160,15cyclictest32129-21sshd22:33:400
844899160,15cyclictest0-21swapper/000:05:180
844899160,13cyclictest0-21swapper/019:30:150
132392160,2sleep20-21swapper/219:20:102
845199158,2cyclictest17847-21sshd22:15:543
845199157,4cyclictest17578-21sshd22:07:443
845199156,1cyclictest31997-21bash21:57:313
845199155,9cyclictest0-21swapper/300:13:243
845199151,1cyclictest25974-21sshd21:16:523
845199151,13cyclictest5642-21sshd00:35:093
8451991510,4cyclictest10950irq/23-ehci_hcd20:01:003
845199150,1cyclictest25327-21processes21:40:193
845199150,13cyclictest6931-21sshd23:10:053
845199150,13cyclictest0-21swapper/321:31:313
845199150,13cyclictest0-21swapper/321:05:133
845199150,13cyclictest0-21swapper/300:30:073
845099159,5cyclictest11673-21bash00:10:182
845099159,5cyclictest0-21swapper/221:26:512
845099158,3cyclictest3896-21sshd23:46:122
845099157,6cyclictest0-21swapper/221:12:192
845099150,6cyclictest14886-21sshd22:15:322
845099150,4cyclictest144650irq/27-eth021:44:592
845099150,3cyclictest13114-21sshd21:35:002
845099150,3cyclictest12810-21sshd00:24:362
845099150,14cyclictest31509-21munin-node20:00:122
845099150,13cyclictest23962-21chrt19:43:012
845099150,11cyclictest0-21swapper/200:33:142
844999152,12cyclictest5582-21sshd23:16:461
844999151,3cyclictest0-21swapper/119:28:391
8449991511,3cyclictest28967-21sshd21:32:581
8449991511,3cyclictest10950irq/23-ehci_hcd19:33:141
844999151,12cyclictest0-21swapper/122:35:551
844999150,4cyclictest17812-21sshd23:04:211
844999150,13cyclictest12205-21sshd00:10:201
844999150,13cyclictest0-21swapper/123:25:091
844899157,4cyclictest0-21swapper/023:49:430
844899157,4cyclictest0-21swapper/023:07:340
844899157,4cyclictest0-21swapper/021:20:190
844899155,1cyclictest422-21jbd2/dm-0-821:41:510
844899152,9cyclictest0-21swapper/000:02:570
844899152,12cyclictest20086-21kworker/0:221:50:230
8448991510,4cyclictest10728-21bash22:53:130
844899150,9cyclictest0-21swapper/023:52:080
844899150,4cyclictest0-21swapper/021:30:140
844899150,1cyclictest0-21swapper/023:17:240
844899150,14cyclictest0-21swapper/000:15:360
844899150,11cyclictest0-21swapper/021:56:430
75242150,3sleep30-21swapper/322:26:333
235232150,2sleep10-21swapper/100:18:481
845199148,5cyclictest24034-21sshd00:22:163
845199147,6cyclictest0-21swapper/323:28:493
845199147,2cyclictest10950irq/23-ehci_hcd21:20:133
845199147,1cyclictest28746-21bash21:25:033
845199140,6cyclictest19472-21sshd23:07:543
845199140,13cyclictest18171-21sshd00:25:133
845199140,13cyclictest15510-21sshd21:51:213
845199140,13cyclictest144650irq/27-eth020:50:143
845199140,13cyclictest0-21swapper/319:22:303
845199140,13cyclictest0-21swapper/300:02:593
845099148,5cyclictest2512-21runrttasks19:10:542
845099147,6cyclictest0-21swapper/220:34:312
845099142,11cyclictest10950irq/23-ehci_hcd20:55:302
8450991411,2cyclictest25051-21sshd00:00:412
8450991411,2cyclictest22102-21sshd22:47:062
845099141,12cyclictest144650irq/27-eth023:15:572
8450991410,3cyclictest10950irq/23-ehci_hcd20:23:562
845099140,5cyclictest2512-21runrttasks19:17:442
845099140,3cyclictest144650irq/27-eth020:15:552
845099140,13cyclictest28678-21munin-node21:05:112
845099140,10cyclictest0-21swapper/221:16:212
844999148,5cyclictest31751-21sshd21:10:081
844999147,5cyclictest0-21swapper/121:00:201
844999141,4cyclictest14117-21munin-node22:50:131
844999141,11cyclictest19765-21perl23:40:131
844999141,11cyclictest0-21swapper/122:10:001
844999140,13cyclictest0-21swapper/121:35:261
844999140,12cyclictest8006-21proc_pri22:45:211
844999140,12cyclictest26714-21sshd23:05:141
844999140,12cyclictest2024-21nfsd00:35:081
844999140,12cyclictest19751-21sshd22:00:001
844999140,12cyclictest12650-21sshd23:21:271
844999140,12cyclictest0-21swapper/120:04:581
844899147,4cyclictest0-21swapper/022:10:190
844899146,7cyclictest9731-21sshd00:10:100
844899142,11cyclictest18140-21sshd00:25:120
844899140,4cyclictest0-21swapper/021:26:480
844899140,3cyclictest0-21swapper/023:11:250
844899140,13cyclictest10-21rcuc/021:10:130
844899140,13cyclictest0-21swapper/023:39:080
844899140,13cyclictest0-21swapper/020:40:390
844899140,11cyclictest0-21swapper/020:50:590
844899140,10cyclictest30216-21pmu-power22:25:210
845199136,6cyclictest144650irq/27-eth019:15:343
845199136,1cyclictest11130-21sshd23:00:113
845199132,10cyclictest26548-21sshd22:20:543
845199132,10cyclictest144650irq/27-eth019:41:473
845199132,10cyclictest0-21swapper/319:54:473
845199131,11cyclictest2024-21nfsd20:29:153
8451991311,1cyclictest0-21swapper/323:20:073
8451991311,1cyclictest0-21swapper/320:18:223
845199130,5cyclictest13102-21munin-node20:30:143
845199130,5cyclictest0-21swapper/320:40:173
845199130,4cyclictest0-21swapper/322:35:203
845199130,12cyclictest3160-21unixbench_singl21:10:233
845199130,12cyclictest29263-21sshd22:55:133
845199130,12cyclictest1187-21sshd22:40:493
845199130,12cyclictest0-21swapper/320:55:583
845199130,12cyclictest0-21swapper/320:48:113
845199130,12cyclictest0-21swapper/319:38:363
845199130,12cyclictest0-21swapper/319:14:433
845199130,11cyclictest0-21swapper/323:15:183
845099139,3cyclictest144650irq/27-eth019:37:322
845099132,8cyclictest0-21swapper/220:40:092
845099131,4cyclictest6906-21sshd23:10:042
845099130,12cyclictest0-21swapper/219:46:252
845099130,12cyclictest0-21swapper/219:26:492
844999139,3cyclictest0-21swapper/120:45:011
844999131,3cyclictest6913-21munin-node20:15:221
8449991311,1cyclictest13388-21ls20:30:181
8449991311,1cyclictest0-21swapper/119:54:211
844999130,4cyclictest4494-21munin-node20:10:171
844999130,4cyclictest29680-21irqstats19:55:151
844999130,12cyclictest8555-21cut19:10:111
844999130,12cyclictest0-21swapper/120:07:501
844999130,11cyclictest8157-21df20:20:121
844999130,11cyclictest30471-21sshd21:10:011
844999130,11cyclictest24682-21df_inode19:45:121
844999130,11cyclictest16964-21taskset20:40:011
844899131,11cyclictest0-21swapper/021:17:440
8448991311,1cyclictest0-21swapper/020:29:190
844899130,12cyclictest8724-21sshd21:38:250
844899130,12cyclictest0-21swapper/021:00:100
844899130,12cyclictest0-21swapper/020:32:230
844899130,12cyclictest0-21swapper/019:45:000
844899130,12cyclictest0-21swapper/019:10:170
844899130,10cyclictest25-21rcuop/123:30:320
844899130,10cyclictest1976-21sshd21:45:330
844899130,10cyclictest0-21swapper/020:45:300
845199127,4cyclictest25904-21grep19:45:213
845199127,4cyclictest0-21swapper/320:20:083
845199120,4cyclictest0-21swapper/320:11:293
845199120,11cyclictest983-21runrttasks20:05:073
845199120,11cyclictest26162-21atenall_r5power21:00:113
845199120,11cyclictest15871-21fschecks_time19:25:133
845199120,11cyclictest0-21swapper/320:35:503
845199120,11cyclictest0-21swapper/319:31:023
845199120,10cyclictest29645-21munin-node19:55:143
845099127,4cyclictest0-21swapper/220:35:172
845099121,10cyclictest144650irq/27-eth021:00:492
845099120,8cyclictest11809-21users20:25:232
845099120,3cyclictest30058-21munin-node19:55:182
845099120,11cyclictest1603-21fschecks_time20:05:162
845099120,11cyclictest0-21swapper/220:14:272
845099120,10cyclictest18244-21munin-node19:30:142
844999128,3cyclictest20576-21iostat_ios19:35:161
844999127,4cyclictest13273-21df19:20:091
844999120,3cyclictest22869-21irqstats19:40:151
844999120,11cyclictest0-21swapper/120:50:181
844999120,11cyclictest0-21swapper/120:35:041
844899129,2cyclictest0-21swapper/020:11:030
844899128,1cyclictest0-21swapper/020:15:250
844899127,4cyclictest0-21swapper/020:20:180
8448991211,1cyclictest0-21swapper/021:08:130
8448991210,1cyclictest0-21swapper/020:01:580
844899120,1cyclictest0-21swapper/019:59:530
844899120,1cyclictest0-21swapper/019:54:130
844899120,12cyclictest0-21swapper/020:55:250
844899120,12cyclictest0-21swapper/019:24:290
844899120,11cyclictest0-21swapper/020:05:220
844899120,11cyclictest0-21swapper/019:27:260
844899120,10cyclictest0-21swapper/019:40:420
844899120,10cyclictest0-21swapper/019:35:000
844899120,10cyclictest0-21swapper/019:20:000
844899110,2cyclictest2100-21snmpd20:35:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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