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2026-04-23 - 12:42
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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 Thu Apr 23, 2026 00:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1699621420,3sleep22512-21runrttasks21:47:462
1155521250,2sleep10-21swapper/122:04:561
2765321200,2sleep22024-21nfsd22:49:462
2023321190,1sleep020228-21sshd22:12:360
2901529732,44sleep30-21swapper/319:09:013
224552950,1sleep022454-21sshd22:45:180
194032920,3sleep00-21swapper/000:17:360
106102920,2sleep30-21swapper/322:01:173
235422910,0sleep00-21swapper/022:16:290
53792880,2sleep22024-21nfsd21:53:392
23142870,3sleep02936999cyclictest22:28:590
298682860,1sleep30-21swapper/321:56:093
31922840,4sleep32937299cyclictest23:40:163
2901328427,45sleep10-21swapper/119:08:591
78732830,2sleep17874-21bash21:18:591
97472810,2sleep29746-21sshd22:29:582
233412800,5sleep10-21swapper/100:07:141
75152790,1sleep37512-21sshd23:37:123
214442780,1sleep00-21swapper/023:52:590
43632770,4sleep32937299cyclictest23:58:073
225222770,2sleep322523-21bash22:38:163
107782760,2sleep041ktimersoftd/022:01:180
159062750,0sleep00-21swapper/022:44:430
124452750,2sleep30-21swapper/323:30:383
10012720,1sleep20-21swapper/200:01:102
324682710,2sleep10-21swapper/121:11:181
243732710,2sleep30-21swapper/322:35:003
165822700,4sleep32937299cyclictest21:43:463
63632630,0sleep00-21swapper/020:40:150
146942590,4sleep12937099cyclictest21:47:291
2892325532,11sleep00-21swapper/019:07:500
2873125432,9sleep20-21swapper/219:05:232
95972490,1sleep10-21swapper/123:19:591
22292480,0sleep12230-21bash23:50:481
291712470,2sleep329167-21sshd00:11:373
209052320,4sleep10-21swapper/123:13:531
209052320,4sleep10-21swapper/123:13:521
324842260,2sleep232472-21sshd23:32:582
159462260,0sleep00-21swapper/019:50:150
83932250,2sleep20-21swapper/200:23:512
2937199254,11cyclictest11404-21sshd00:34:572
18592250,23sleep3144650irq/27-eth023:15:173
274772240,0sleep00-21swapper/023:14:360
274772240,0sleep00-21swapper/023:14:360
272202240,2sleep227215-21bash23:42:522
192992230,1sleep12937099cyclictest22:30:531
57032220,2sleep30-21swapper/300:30:323
316032220,2sleep10-21swapper/123:01:061
169642220,2sleep10-21swapper/100:39:371
166812220,2sleep316680-21bash00:39:353
163012220,3sleep30-21swapper/322:22:413
116252220,0sleep111620-21bash22:15:151
28132210,19sleep1144650irq/27-eth022:46:411
205642210,2sleep120561-21sshd22:38:031
43172200,18sleep3144650irq/27-eth021:53:333
306302200,2sleep32023-21nfsd23:01:013
2937099204,14cyclictest11142-21sshd21:26:001
274862200,1sleep041ktimersoftd/022:57:160
149932202,16sleep2144650irq/27-eth023:02:522
2937199196,11cyclictest17439-21sshd21:20:012
254592190,17sleep2144650irq/27-eth023:07:262
109052190,17sleep3144650irq/27-eth022:51:313
2937199188,3cyclictest0-21swapper/200:26:402
2937099180,13cyclictest21206-21nscd22:25:581
2936999180,2cyclictest0-21swapper/022:06:550
2936999180,17cyclictest0-21swapper/023:35:030
232482181,15sleep128950irq/26-ahci[00021:30:391
143902180,2sleep22023-21nfsd23:13:102
143902180,2sleep22023-21nfsd23:13:092
101912180,16sleep228950irq/26-ahci[00022:11:322
296602170,15sleep1144650irq/27-eth022:42:401
2937199177,4cyclictest0-21swapper/223:45:412
2937199176,6cyclictest24767-21bash23:25:052
2937199172,6cyclictest7558-21cp23:55:002
29371991713,3cyclictest25-21rcuop/122:53:592
29371991712,4cyclictest30776-21sshd21:28:082
29370991714,2cyclictest22347-21bash00:21:361
286292171,14sleep1144650irq/27-eth022:53:511
232462170,1sleep08-21rcu_preempt00:29:060
218232170,0sleep00-21swapper/023:28:100
174002170,15sleep1144650irq/27-eth023:45:161
56342160,3sleep30-21swapper/300:16:033
2937299167,8cyclictest0-21swapper/322:28:553
2937299161,4cyclictest144650irq/27-eth000:00:463
29372991612,3cyclictest22403-21bash22:45:183
29372991611,4cyclictest144650irq/27-eth023:23:093
2937299160,12cyclictest0-21swapper/322:15:123
2937299160,11cyclictest144650irq/27-eth022:11:243
2937199163,12cyclictest153250irq/28-eth1-rx-00:39:052
29371991611,4cyclictest2132-21sshd22:58:452
2937199161,13cyclictest0-21swapper/220:15:202
2937099166,4cyclictest22678-21ls21:55:221
2937099165,7cyclictest22-21ksoftirqd/100:30:291
29370991613,2cyclictest0-21swapper/121:21:051
2937099160,4cyclictest144650irq/27-eth021:43:001
2937099160,14cyclictest0-21swapper/100:10:471
29369991613,2cyclictest31717-21sshd22:20:470
29369991611,4cyclictest31728-21sshd21:35:030
2937299158,6cyclictest0-21swapper/320:22:273
2937299157,4cyclictest31904-21sshd23:54:083
2937299152,5cyclictest0-21swapper/320:25:293
2937299152,4cyclictest12024-21sshd22:59:083
2937299151,12cyclictest28465-21sshd21:49:143
2937299150,3cyclictest144650irq/27-eth023:09:023
2937299150,14cyclictest1076-21sshd23:25:523
2937299150,10cyclictest0-21swapper/300:10:003
2937199154,6cyclictest28122-21sshd21:55:572
2937199154,6cyclictest18701-21sshd22:30:502
2937199153,7cyclictest0-21swapper/200:14:412
2937199152,6cyclictest4660-21sshd21:38:592
29371991512,2cyclictest30136-21sshd21:41:342
2937199150,13cyclictest6022-21sshd23:51:162
2937199150,12cyclictest13675-21sshd21:22:572
2937099157,3cyclictest0-21swapper/122:24:331
2937099151,6cyclictest22570-21sshd23:21:161
29370991512,2cyclictest0-21swapper/122:11:081
2937099150,7cyclictest3442-21sshd21:50:031
2937099150,4cyclictest23626-21sshd00:18:041
2937099150,13cyclictest0-21swapper/123:05:121
2937099150,11cyclictest897-21id21:38:341
2936999157,7cyclictest19019-21kworker/0:021:16:030
2936999155,9cyclictest19846-21kworker/0:223:43:210
29369991511,3cyclictest18076-21sshd00:21:040
2936999150,14cyclictest0-21swapper/023:16:220
2936999150,14cyclictest0-21swapper/021:24:110
126142150,4sleep30-21swapper/322:40:463
2937299143,9cyclictest0-21swapper/321:24:333
29372991411,2cyclictest0-21swapper/321:32:533
29372991410,3cyclictest0-21swapper/300:24:023
2937299140,3cyclictest144650irq/27-eth020:10:483
2937299140,13cyclictest23194-21bash21:10:203
2937299140,13cyclictest144650irq/27-eth021:36:503
2937299140,13cyclictest0-21swapper/323:46:583
2937299140,12cyclictest2621-21sshd21:25:123
2937199149,4cyclictest24736-21sshd22:06:112
2937199148,5cyclictest144650irq/27-eth019:33:492
2937199142,8cyclictest19889-21bash22:16:052
2937199142,11cyclictest2024-21nfsd22:38:092
2937199141,4cyclictest0-21swapper/219:55:232
2937199141,11cyclictest144650irq/27-eth000:05:192
2937199141,11cyclictest0-21swapper/223:35:032
2937199141,11cyclictest0-21swapper/222:00:122
2937199141,11cyclictest0-21swapper/220:30:152
2937199141,11cyclictest0-21swapper/200:15:062
2937199140,5cyclictest9550-21sshd21:32:402
2937199140,5cyclictest0-21swapper/222:23:512
2937199140,13cyclictest4586-21bash23:15:272
2937199140,13cyclictest15560-21sshd23:20:282
2937199140,13cyclictest11933-21runrttasks20:53:072
2937199140,13cyclictest0-21swapper/220:44:092
2937199140,12cyclictest2132-21sshd21:10:152
2937199140,12cyclictest0-21swapper/222:40:142
2937099147,5cyclictest18391-21sshd00:25:031
2937099143,1cyclictest0-21swapper/120:34:351
2937099143,10cyclictest0-21swapper/122:55:011
2937099140,9cyclictest0-21swapper/100:01:291
2937099140,5cyclictest25767-21sshd23:42:411
2937099140,5cyclictest1790-21sshd22:07:141
2937099140,13cyclictest4474-21sshd23:26:151
2937099140,13cyclictest28950irq/26-ahci[00023:30:331
2937099140,13cyclictest23597-21sshd23:35:241
2937099140,13cyclictest0-21swapper/123:57:001
2936999147,3cyclictest15515-21sshd23:34:390
2936999146,7cyclictest6863-21kworker/0:222:35:190
2936999141,9cyclictest0-21swapper/000:08:110
29369991412,1cyclictest0-21swapper/019:20:100
2936999140,13cyclictest23393-21sshd23:07:110
2936999140,13cyclictest0-21swapper/021:45:460
2936999140,13cyclictest0-21swapper/020:20:190
2936999140,13cyclictest0-21swapper/000:30:200
2936999140,11cyclictest0-21swapper/021:14:400
162732140,1sleep010-21rcuc/023:24:100
2937299139,3cyclictest19611-21sshd23:10:143
2937299139,3cyclictest19611-21sshd23:10:143
2937299139,3cyclictest144650irq/27-eth019:55:013
29372991311,1cyclictest0-21swapper/300:25:253
2937299130,4cyclictest2024-21nfsd22:05:193
2937299130,4cyclictest12336-21munin-node20:55:183
2937299130,12cyclictest2512-21runrttasks19:38:103
2937299130,12cyclictest0-21swapper/321:06:023
2937299130,12cyclictest0-21swapper/321:03:193
2937299130,12cyclictest0-21swapper/320:53:583
2937299130,12cyclictest0-21swapper/320:45:303
2937299130,12cyclictest0-21swapper/320:05:273
2937299130,12cyclictest0-21swapper/319:46:053
2937299130,12cyclictest0-21swapper/319:40:113
2937299130,12cyclictest0-21swapper/319:30:143
2937299130,11cyclictest4765-21perl21:15:153
2937199139,3cyclictest47-21rcuop/320:10:192
2937199137,5cyclictest0-21swapper/220:20:212
2937199132,3cyclictest144650irq/27-eth019:50:002
2937199131,11cyclictest0-21swapper/219:10:112
2937199130,12cyclictest0-21swapper/221:00:392
2937199130,12cyclictest0-21swapper/220:55:252
2937199130,12cyclictest0-21swapper/220:02:282
2937199130,12cyclictest0-21swapper/219:40:162
2937099137,5cyclictest0-21swapper/120:25:451
2937099132,3cyclictest144650irq/27-eth019:25:331
2937099132,10cyclictest144650irq/27-eth019:51:491
29370991311,1cyclictest0-21swapper/120:56:281
2937099130,4cyclictest3434-21sshd19:23:141
2937099130,12cyclictest2022-21nfsd20:35:121
2937099130,12cyclictest0-21swapper/120:53:201
2937099130,12cyclictest0-21swapper/120:48:051
2937099130,12cyclictest0-21swapper/120:21:431
2937099130,12cyclictest0-21swapper/120:12:251
2937099130,12cyclictest0-21swapper/120:06:051
2937099130,12cyclictest0-21swapper/120:02:341
2937099130,12cyclictest0-21swapper/119:46:071
2937099130,12cyclictest0-21swapper/119:37:141
2937099130,12cyclictest0-21swapper/119:32:141
2937099130,11cyclictest5857-21diskstats20:40:131
2937099130,11cyclictest26804-21df20:15:111
2936999139,3cyclictest0-21swapper/022:30:250
2936999138,4cyclictest0-21swapper/021:50:230
2936999137,5cyclictest0-21swapper/000:37:330
2936999137,3cyclictest0-21swapper/023:55:070
2936999137,3cyclictest0-21swapper/019:17:560
2936999132,8cyclictest0-21swapper/020:33:380
29369991311,1cyclictest0-21swapper/023:01:270
29369991311,1cyclictest0-21swapper/019:40:380
2936999130,9cyclictest30987-21sshd21:41:400
2936999130,5cyclictest4375-21sshd22:50:410
2936999130,4cyclictest26384-21sshd00:00:250
2936999130,2cyclictest4990-21sshd21:25:210
2936999130,1cyclictest16173-21sshd23:48:460
2936999130,1cyclictest0-21swapper/021:31:070
2936999130,12cyclictest3255-21munin-node20:35:200
2936999130,12cyclictest29976-21fschecks_time19:10:110
2936999130,12cyclictest23906-21bash00:11:010
2936999130,12cyclictest0-21swapper/021:55:110
2936999130,12cyclictest0-21swapper/020:52:310
2936999130,12cyclictest0-21swapper/020:11:260
2936999130,12cyclictest0-21swapper/019:46:110
2936999130,10cyclictest0-21swapper/020:25:020
2937299128,3cyclictest5860-21entropy20:40:123
2937299128,3cyclictest0-21swapper/320:35:343
2937299127,4cyclictest144650irq/27-eth019:50:563
2937299126,5cyclictest29797-21fschecks_count19:10:113
2937299121,9cyclictest0-21swapper/320:30:163
29372991210,1cyclictest0-21swapper/319:20:503
2937299120,11cyclictest0-21swapper/320:02:233
2937299120,11cyclictest0-21swapper/319:18:283
2937299120,10cyclictest26867-21diskstats20:15:133
2937199128,3cyclictest13224-21df_inode19:45:132
2937199128,3cyclictest0-21swapper/219:17:532
2937199121,10cyclictest0-21swapper/221:05:312
29371991210,1cyclictest0-21swapper/219:25:112
2937199120,3cyclictest8115-21df_inode20:45:112
2937199120,11cyclictest31411-21munin-node20:25:112
2937199120,11cyclictest0-21swapper/220:35:362
2937199120,11cyclictest0-21swapper/220:06:082
2937199120,11cyclictest0-21swapper/219:36:472
2937199120,11cyclictest0-21swapper/219:21:422
2937099123,0cyclictest0-21swapper/119:10:091
2937099121,10cyclictest2024-21nfsd19:15:251
2937099120,3cyclictest18877-21taskset21:09:381
2937099120,3cyclictest18193-21if_eth019:55:151
2937099120,11cyclictest16575-21runrttasks21:04:121
2937099120,10cyclictest10965-21munin-node19:40:121
2936999129,1cyclictest0-21swapper/019:56:110
2936999129,1cyclictest0-21swapper/019:35:360
2936999128,3cyclictest0-21swapper/020:56:160
2936999127,4cyclictest0-21swapper/020:45:160
29369991210,1cyclictest0-21swapper/021:07:420
29369991210,1cyclictest0-21swapper/020:09:180
2936999120,1cyclictest6096-21munin-node19:30:210
2936999120,11cyclictest0-21swapper/021:00:170
2936999120,11cyclictest0-21swapper/019:25:410
2937299116,4cyclictest144650irq/27-eth019:25:353
2936999117,3cyclictest0-21swapper/020:15:010
2936999117,3cyclictest0-21swapper/020:01:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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