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2026-08-16 - 10:28
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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 Sun Aug 16, 2026 00:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1563521440,3sleep2440799cyclictest00:10:572
392021380,1sleep00-21swapper/023:52:440
847221320,0sleep38454-21sshd21:14:253
1228521290,3sleep0440599cyclictest00:19:220
2076321240,4sleep1440699cyclictest22:38:511
3911210432,44sleep30-21swapper/319:07:013
50982990,2sleep20-21swapper/221:30:592
60342950,0sleep00-21swapper/023:06:510
217242920,1sleep30-21swapper/323:48:343
195562920,4sleep2440799cyclictest21:43:532
42522880,3sleep34251-21sshd23:29:423
381928824,52sleep10-21swapper/119:06:021
263432880,2sleep126342-21bash00:23:301
263432880,2sleep126342-21bash00:23:301
205752880,3sleep10-21swapper/123:16:381
31622870,2sleep23155-21bash22:10:392
302182870,2sleep30-21swapper/321:50:283
220572870,3sleep00-21swapper/022:33:050
38122850,2sleep23795-21sshd23:09:332
309332850,2sleep030923-21sshd22:51:280
196242850,1sleep019621-21sshd00:14:160
290272840,2sleep10-21swapper/123:34:541
24062820,2sleep32405-21sshd22:02:103
112212820,2sleep10-21swapper/121:37:111
326252800,17sleep1144650irq/27-eth022:42:441
324052800,2sleep232394-21sshd21:59:122
306462800,2sleep330642-21sshd21:44:593
192122800,0sleep00-21swapper/021:23:510
308412790,2sleep10-21swapper/100:26:481
400927831,11sleep20-21swapper/219:08:162
319122780,1sleep20-21swapper/223:29:182
294592780,2sleep10-21swapper/123:29:041
312192770,2sleep30-21swapper/322:54:403
326322760,3sleep2440799cyclictest22:57:352
268022740,2sleep12512-21runrttasks21:30:091
42262690,1sleep30-21swapper/300:21:253
42262690,1sleep30-21swapper/300:21:243
308532680,3sleep2440799cyclictest00:09:342
212932670,2sleep121269-21sshd21:15:301
256752660,2sleep10-21swapper/121:52:571
125262640,2sleep212510-21sshd23:39:072
78422610,4sleep3440899cyclictest22:28:593
78422610,4sleep3440899cyclictest22:28:593
208525832,23sleep00-21swapper/019:05:080
214432340,3sleep321431-21sshd23:37:013
103732321,29sleep1144650irq/27-eth000:30:421
303902310,4sleep2440799cyclictest23:43:332
209052310,1sleep02024-21nfsd23:13:520
125782290,2sleep10-21swapper/123:59:191
86232270,2sleep30-21swapper/321:36:563
440799263,22cyclictest22331-21sshd21:18:302
215702260,2sleep321565-21sshd00:31:433
198642260,2sleep119856-21sshd21:55:151
135542260,23sleep1144650irq/27-eth022:52:551
184462250,0sleep00-21swapper/022:24:070
176912240,2sleep30-21swapper/322:44:303
440599231,21cyclictest22990-21sshd23:34:200
254672230,3sleep0440599cyclictest00:23:260
254672230,3sleep0440599cyclictest00:23:250
164052230,1sleep00-21swapper/023:45:100
137882230,1sleep10-21swapper/122:32:181
293442220,1sleep00-21swapper/022:48:280
262772220,2sleep026274-21bash21:15:570
126592220,20sleep3144650irq/27-eth022:20:183
54212210,2sleep30-21swapper/323:55:403
440799215,3cyclictest9253-21sshd21:45:502
440799214,3cyclictest16883-21sshd00:16:492
440799210,3cyclictest25-21rcuop/121:27:342
29882210,19sleep2144650irq/27-eth022:25:382
29882210,19sleep2144650irq/27-eth022:25:372
440599208,8cyclictest18747-21sshd00:37:140
188202200,2sleep318819-21nfsd421:15:203
123552200,2sleep212354-21sshd23:18:552
440899196,11cyclictest7181-21sshd00:18:543
440799193,14cyclictest7074-21bash00:30:232
38212190,1sleep03802-21sshd21:13:580
121962190,17sleep228950irq/26-ahci[00021:37:172
440899184,9cyclictest44-21ksoftirqd/321:20:213
440899181,5cyclictest12681-21sshd22:08:433
440899180,12cyclictest0-21swapper/300:29:393
440799184,13cyclictest17887-21sshd21:52:162
440799183,13cyclictest31366-21sshd00:20:562
440799183,13cyclictest31366-21sshd00:20:562
440799183,10cyclictest24822-21sshd22:33:222
440799182,1cyclictest0-21swapper/223:03:262
440799182,14cyclictest22863-21bash23:45:392
440699180,6cyclictest14962-21sshd00:19:361
440699180,17cyclictest7571-21sshd23:47:151
440599180,7cyclictest14230-21sshd23:19:070
308892180,16sleep1144650irq/27-eth000:06:361
120572180,16sleep1144650irq/27-eth021:40:091
51202170,2sleep10-21swapper/122:49:171
440899178,5cyclictest27804-21sshd23:05:533
440899178,4cyclictest11619-21sshd21:57:213
440899178,4cyclictest11482-21sshd23:15:473
440899176,6cyclictest16340-21sshd21:49:233
440899172,6cyclictest12861-21sshd21:34:353
4408991713,3cyclictest14889-21bash22:35:253
4408991711,4cyclictest15367-21sshd00:10:553
440899170,12cyclictest13312-21sshd22:32:153
440899170,11cyclictest2933-21bash22:16:173
440799173,13cyclictest4568-21sshd22:37:242
440799173,13cyclictest28950irq/26-ahci[00000:00:402
440799173,13cyclictest19257-21sshd22:06:232
440799173,13cyclictest144650irq/27-eth022:15:482
440799172,11cyclictest6002-21sshd22:40:202
4407991713,3cyclictest16100-21sshd21:20:412
440799171,1cyclictest0-21swapper/220:31:162
4407991711,4cyclictest4717-21sshd00:35:562
440799170,15cyclictest0-21swapper/223:12:392
440699177,8cyclictest0-21swapper/122:24:091
440699172,3cyclictest0-21swapper/123:21:171
4406991714,2cyclictest0-21swapper/122:13:281
440699171,12cyclictest10440-21sshd22:55:341
440699170,15cyclictest0-21swapper/122:00:541
310502170,1sleep10-21swapper/120:05:241
235402170,6sleep30-21swapper/322:59:413
440899164,11cyclictest44-21ksoftirqd/323:51:053
4408991613,2cyclictest0-21swapper/323:01:123
440899160,9cyclictest44-21ksoftirqd/323:34:053
440899160,7cyclictest16956-21sshd23:10:353
440899160,14cyclictest1943-21sshd21:25:113
440899160,14cyclictest0-21swapper/320:07:473
440899160,11cyclictest9404-21sshd00:36:223
440899160,11cyclictest5738-21bash23:41:193
440899160,11cyclictest18533-21sshd00:02:423
440799165,7cyclictest29975-21sshd22:01:442
440799163,9cyclictest12032-21sshd23:50:282
440799163,8cyclictest8051-21chrt20:28:452
440799163,8cyclictest6209-21sshd21:10:592
440799163,3cyclictest27108-21sshd23:23:102
440799162,13cyclictest7063-21sshd23:55:482
440799160,15cyclictest2024-21nfsd22:50:282
440699168,3cyclictest5693-21sshd21:45:311
440699167,4cyclictest17160-21sshd00:11:061
440699166,8cyclictest0-21swapper/123:05:141
440699162,13cyclictest551-21sshd23:38:031
4406991611,3cyclictest912-21id23:40:521
4406991611,3cyclictest8975-21sshd00:04:451
4406991611,1cyclictest144650irq/27-eth021:10:281
440699160,3cyclictest0-21swapper/100:37:501
440699160,14cyclictest7361-21sshd22:05:221
440699160,14cyclictest2132-21sshd22:27:191
440699160,14cyclictest2132-21sshd22:27:191
440699160,14cyclictest15340-21sshd23:10:281
440699160,14cyclictest10176-21sshd21:20:151
440699160,14cyclictest0-21swapper/122:16:091
440699160,14cyclictest0-21swapper/121:25:551
440699160,11cyclictest449-21sshd23:03:251
440599160,15cyclictest7194-21sshd22:08:140
440599160,15cyclictest0-21swapper/023:38:160
440599160,14cyclictest0-21swapper/021:28:090
440599160,12cyclictest8237-21sshd23:04:110
261562160,14sleep3144650irq/27-eth000:06:103
4408991512,2cyclictest29865-21kworker/3:222:45:133
440899150,6cyclictest13682-21sshd22:11:363
440899150,3cyclictest0-21swapper/323:22:033
440799152,5cyclictest28996-21sshd23:31:502
440799151,12cyclictest0-21swapper/220:45:192
440799150,8cyclictest31093-21sshd00:26:502
440799150,3cyclictest144650irq/27-eth021:07:132
440799150,13cyclictest27616-21bash22:45:232
440799150,13cyclictest12992-21sshd22:20:192
440799150,13cyclictest0-21swapper/219:25:132
440699150,6cyclictest0-21swapper/123:50:151
440699150,14cyclictest0-21swapper/119:10:171
440699150,13cyclictest8397-21munin-node20:30:241
440699150,13cyclictest0-21swapper/119:15:131
440599157,4cyclictest26994-21sshd23:57:420
440599155,6cyclictest0-21swapper/023:25:570
440599150,4cyclictest0-21swapper/023:40:210
440599150,4cyclictest0-21swapper/021:58:420
440599150,3cyclictest20919-21sshd00:08:390
440599150,14cyclictest29198-21sshd21:53:170
440599150,13cyclictest7644-21sshd00:30:260
440599150,11cyclictest14781-21bash21:40:180
440899148,5cyclictest0-21swapper/319:20:223
440899141,12cyclictest0-21swapper/319:30:173
440899140,12cyclictest144650irq/27-eth019:55:153
440799148,5cyclictest144650irq/27-eth020:40:572
440799142,5cyclictest0-21swapper/219:51:122
440799140,12cyclictest22711-21munin-node21:00:152
440799140,11cyclictest0-21swapper/220:36:122
440699142,11cyclictest28950irq/26-ahci[00021:05:211
4406991411,2cyclictest22587-21munin-node19:50:221
440699140,10cyclictest0-21swapper/121:01:151
440599145,5cyclictest0-21swapper/022:02:110
440599144,1cyclictest13590-21bash21:37:230
440599142,1cyclictest0-21swapper/022:41:340
440599141,9cyclictest144650irq/27-eth022:55:010
440599140,3cyclictest0-21swapper/023:20:550
440599140,3cyclictest0-21swapper/021:45:470
440599140,13cyclictest19454-21bash00:02:470
440599140,13cyclictest0-21swapper/022:35:040
440599140,13cyclictest0-21swapper/022:26:140
440599140,13cyclictest0-21swapper/022:26:140
440599140,13cyclictest0-21swapper/021:01:590
440599140,13cyclictest0-21swapper/019:35:180
440599140,10cyclictest0-21swapper/022:19:390
293522140,1sleep00-21swapper/021:33:100
440899139,3cyclictest2024-21nfsd20:55:223
440899139,3cyclictest2024-21nfsd20:55:213
440899139,3cyclictest144650irq/27-eth020:26:343
440899138,3cyclictest2876-21munin-node20:15:213
440899132,3cyclictest144650irq/27-eth020:10:593
4408991311,1cyclictest0-21swapper/321:05:473
4408991311,1cyclictest0-21swapper/320:51:003
4408991311,1cyclictest0-21swapper/320:33:593
4408991311,1cyclictest0-21swapper/320:20:183
4408991311,1cyclictest0-21swapper/319:49:583
440899130,5cyclictest0-21swapper/319:42:133
440899130,5cyclictest0-21swapper/319:35:133
440899130,12cyclictest0-21swapper/320:01:203
440899130,12cyclictest0-21swapper/319:50:233
440899130,12cyclictest0-21swapper/319:15:153
440899130,12cyclictest0-21swapper/319:11:503
440799137,4cyclictest3609-21crond20:20:002
440799133,8cyclictest25376-21perl19:55:142
440799131,1cyclictest0-21swapper/220:22:442
4407991311,1cyclictest0-21swapper/219:10:302
440799130,4cyclictest2088-21snmpd20:05:192
440799130,1cyclictest0-21swapper/219:33:002
440799130,12cyclictest0-21swapper/220:55:542
440799130,12cyclictest0-21swapper/220:55:532
440799130,12cyclictest0-21swapper/220:50:052
440799130,12cyclictest0-21swapper/220:10:252
440799130,12cyclictest0-21swapper/220:02:012
440799130,12cyclictest0-21swapper/219:45:212
440799130,12cyclictest0-21swapper/219:20:132
440699139,3cyclictest144650irq/27-eth020:18:211
440699137,5cyclictest0-21swapper/119:25:261
440699136,6cyclictest144650irq/27-eth019:20:201
440699131,11cyclictest2024-21nfsd19:46:441
4406991311,1cyclictest0-21swapper/120:40:221
4406991311,1cyclictest0-21swapper/119:59:561
440699130,4cyclictest6862-21cat20:25:181
440699130,4cyclictest2088-21snmpd20:50:081
440699130,12cyclictest0-21swapper/120:21:061
440699130,12cyclictest0-21swapper/120:10:391
440699130,12cyclictest0-21swapper/119:40:181
440699130,12cyclictest0-21swapper/119:36:361
440699130,11cyclictest28812-21chrt20:00:501
440699130,11cyclictest16084-21memory20:45:191
440699130,11cyclictest10992-21df_inode20:35:141
440599137,5cyclictest0-21swapper/019:10:130
440599131,1cyclictest28950irq/26-ahci[00000:26:130
4405991311,1cyclictest0-21swapper/020:32:230
440599130,4cyclictest0-21swapper/019:40:170
440599130,3cyclictest0-21swapper/022:11:090
440599130,12cyclictest0-21swapper/021:07:300
440599130,12cyclictest0-21swapper/019:32:430
440599130,12cyclictest0-21swapper/019:15:080
152672130,12sleep128950irq/26-ahci[00019:31:391
440899128,3cyclictest0-21swapper/320:45:033
440899120,11cyclictest0-21swapper/321:00:453
440899120,11cyclictest0-21swapper/320:37:123
440899120,11cyclictest0-21swapper/319:26:083
440899120,10cyclictest0-21swapper/320:40:133
440799128,3cyclictest144650irq/27-eth019:35:012
440799120,3cyclictest7454-21iostat_ios19:15:162
440799120,11cyclictest144650irq/27-eth019:41:022
440699121,10cyclictest144650irq/27-eth020:55:021
440699121,10cyclictest144650irq/27-eth020:55:021
440599128,3cyclictest0-21swapper/020:10:410
440599127,4cyclictest29726-21df_inode20:05:120
440599127,4cyclictest0-21swapper/019:55:150
440599127,1cyclictest0-21swapper/020:15:100
4405991210,1cyclictest0-21swapper/020:35:430
4405991210,1cyclictest0-21swapper/019:22:270
440599120,11cyclictest19737-21munin-node20:55:110
440599120,11cyclictest19737-21munin-node20:55:100
440599120,11cyclictest15476-21df20:45:130
440599120,11cyclictest0-21swapper/020:50:160
440599120,11cyclictest0-21swapper/020:40:280
440599120,11cyclictest0-21swapper/020:21:210
440599120,11cyclictest0-21swapper/020:01:280
440599120,11cyclictest0-21swapper/019:28:100
440599120,10cyclictest0-21swapper/020:25:000
440599117,2cyclictest0-21swapper/019:45:270
440599110,10cyclictest0-21swapper/019:50:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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