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2026-06-10 - 03:54
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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 Wed Jun 10, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
203021470,0sleep32029-21bash21:56:043
1802321350,3sleep01691399cyclictest23:50:490
1106021170,4sleep11691499cyclictest23:20:501
1659929532,50sleep10-21swapper/119:09:191
110292950,0sleep00-21swapper/022:31:150
50702930,2sleep15066-21bash22:00:211
203672900,2sleep30-21swapper/322:28:533
170302890,0sleep00-21swapper/023:58:270
13242890,2sleep32512-21runrttasks22:19:273
17342870,2sleep20-21swapper/221:49:092
218492850,2sleep20-21swapper/221:11:312
269012830,1sleep026899-21sshd21:30:160
1642828235,43sleep30-21swapper/319:07:073
247902810,2sleep20-21swapper/200:35:352
313202800,2sleep22024-21nfsd22:26:312
65292790,1sleep26528-21bash23:02:392
82682770,2sleep12023-21nfsd00:12:501
324342770,1sleep132420-21sshd00:25:541
208842770,2sleep220879-21sshd22:36:142
68982760,1sleep30-21swapper/323:06:053
284812760,2sleep20-21swapper/222:33:212
102582760,2sleep30-21swapper/323:10:013
41922740,2sleep12512-21runrttasks21:19:591
286722740,5sleep20-21swapper/200:03:252
231862720,1sleep00-21swapper/022:10:420
4562710,2sleep1446-21sshd21:55:541
289502700,0sleep00-21swapper/000:11:300
242232700,1sleep20-21swapper/223:22:182
255752680,4sleep11691499cyclictest23:11:351
1645226233,12sleep20-21swapper/219:07:282
153772570,2sleep20-21swapper/221:28:532
1658825633,11sleep00-21swapper/019:09:090
261232360,34sleep2144650irq/27-eth023:33:252
120142320,4sleep21691599cyclictest21:17:192
68182310,1sleep00-21swapper/021:39:170
1691399270,7cyclictest0-21swapper/023:09:490
1691399270,4cyclictest2132-21sshd22:28:150
1691399270,3cyclictest0-21swapper/000:26:280
295092250,4sleep20-21swapper/223:15:262
289432250,1sleep00-21swapper/023:01:330
174712250,3sleep10-21swapper/121:11:021
1691499250,23cyclictest28494-21sshd22:29:471
1691399250,3cyclictest6533-21sshd22:20:000
40372240,2sleep20-21swapper/223:38:052
1691399247,1cyclictest12613-21sshd22:49:250
1691399247,1cyclictest12613-21sshd22:49:250
1691399241,5cyclictest0-21swapper/021:20:190
1691399240,2cyclictest0-21swapper/021:18:580
287012230,21sleep1144650irq/27-eth021:48:291
1691399238,1cyclictest0-21swapper/023:23:070
1691399235,4cyclictest0-21swapper/000:06:070
1691399234,2cyclictest0-21swapper/023:25:400
1691399232,5cyclictest0-21swapper/000:35:150
16913992311,11cyclictest0-21swapper/023:37:570
1691399230,5cyclictest17858-21bash22:53:310
1691399230,5cyclictest17858-21bash22:53:310
1691399230,4cyclictest728-21sshd00:19:020
164202230,2sleep30-21swapper/323:54:533
41272220,2sleep10-21swapper/100:22:491
304162220,2sleep30-21swapper/323:22:593
288462220,2sleep30-21swapper/300:11:293
261992220,2sleep22024-21nfsd23:25:552
1691399228,2cyclictest0-21swapper/000:00:190
1691399225,3cyclictest10212-21sshd22:01:040
1691399223,2cyclictest22285-21sshd21:58:360
1691399222,4cyclictest3049-21id23:45:120
1691399222,2cyclictest0-21swapper/022:40:160
1691399221,4cyclictest0-21swapper/023:15:570
1691399221,4cyclictest0-21swapper/021:43:460
16913992212,9cyclictest0-21swapper/023:30:050
1691399220,9cyclictest30081-21sshd23:41:050
1691399220,6cyclictest0-21swapper/022:56:350
1691399220,5cyclictest28764-21sshd23:11:570
143732220,0sleep00-21swapper/000:34:380
127832220,3sleep01691399cyclictest22:09:350
44932210,6sleep10-21swapper/122:59:011
268082210,2sleep30-21swapper/322:57:553
1691699212,3cyclictest0-21swapper/322:47:363
1691699212,3cyclictest0-21swapper/322:47:363
1691399218,2cyclictest0-21swapper/021:00:210
1691399217,2cyclictest20583-21sshd21:11:210
1691399214,3cyclictest0-21swapper/021:29:120
1691399214,1cyclictest0-21swapper/022:39:580
1691399211,5cyclictest0-21swapper/021:45:190
1691399210,6cyclictest8869-21diskstats22:20:130
1691399210,4cyclictest0-21swapper/021:50:530
1691399210,2cyclictest0-21swapper/000:20:180
32822200,18sleep2144650irq/27-eth000:08:272
300692200,2sleep30-21swapper/321:26:383
279872200,18sleep3144650irq/27-eth023:40:523
205722201,17sleep228950irq/26-ahci[00023:14:382
185132200,1sleep10-21swapper/122:53:371
185132200,1sleep10-21swapper/122:53:361
17502200,18sleep1144650irq/27-eth021:52:421
1691699200,5cyclictest0-21swapper/322:20:493
1691699200,2cyclictest0-21swapper/323:46:073
16914992010,9cyclictest0-21swapper/123:15:251
1691399200,6cyclictest0-21swapper/020:50:170
1691399200,6cyclictest0-21swapper/020:50:160
59742191,16sleep2144650irq/27-eth000:12:372
54572190,1sleep30-21swapper/300:00:343
293862190,17sleep2144650irq/27-eth023:56:132
179702190,17sleep1144650irq/27-eth023:00:221
173822190,0sleep30-21swapper/323:35:513
1691699191,7cyclictest0-21swapper/322:31:303
1691699190,2cyclictest144650irq/27-eth022:07:393
1691699185,3cyclictest11212-21sshd22:01:113
1691699182,1cyclictest22854-21sshd00:35:233
1691699182,14cyclictest15006-21sshd22:42:313
1691699181,6cyclictest0-21swapper/300:25:043
1691699181,3cyclictest144650irq/27-eth021:19:403
16916991811,2cyclictest0-21swapper/300:15:463
1691699181,10cyclictest0-21swapper/321:24:463
1691699180,8cyclictest3569-21sshd22:12:223
1691699180,7cyclictest0-21swapper/323:15:413
1691699180,7cyclictest0-21swapper/323:04:513
1691699180,3cyclictest0-21swapper/323:55:133
1691599183,13cyclictest27330-21open_files22:40:212
16914991813,3cyclictest0-21swapper/123:34:491
1691399180,9cyclictest0-21swapper/020:15:120
1691399180,10cyclictest0-21swapper/019:50:560
308362170,15sleep1144650irq/27-eth022:07:451
1691699178,0cyclictest0-21swapper/323:27:163
1691699171,8cyclictest0-21swapper/321:10:463
1691699171,7cyclictest0-21swapper/321:36:423
16916991712,4cyclictest0-21swapper/321:51:383
1691699170,3cyclictest24092-21bash00:32:053
1691699170,15cyclictest44-21ksoftirqd/320:12:173
1691599176,1cyclictest9438-21sshd21:53:302
1691599173,13cyclictest24736-21sshd23:44:052
1691599172,3cyclictest0-21swapper/222:14:022
1691499178,3cyclictest0-21swapper/100:35:121
1691499170,15cyclictest0-21swapper/123:50:231
1691399178,1cyclictest30872-21df_inode19:40:120
1691399178,1cyclictest0-21swapper/019:15:180
1691399177,3cyclictest0-21swapper/020:40:130
1691399176,4cyclictest23948-21irqstats20:35:170
1691399170,9cyclictest0-21swapper/020:45:120
1691399170,8cyclictest0-21swapper/020:30:120
1691399170,7cyclictest0-21swapper/019:20:160
1691399170,1cyclictest144650irq/27-eth021:06:550
1691399170,11cyclictest0-21swapper/019:28:090
324712160,1sleep30-21swapper/319:43:353
1691699161,7cyclictest0-21swapper/321:46:253
1691699161,2cyclictest144650irq/27-eth000:20:023
1691699160,7cyclictest0-21swapper/321:44:243
1691699160,3cyclictest31825-21sshd22:37:263
1691699160,15cyclictest0-21swapper/323:30:093
1691699160,12cyclictest44-21ksoftirqd/322:51:513
1691699160,12cyclictest44-21ksoftirqd/322:51:513
1691599163,1cyclictest9711-21sshd23:45:502
1691599161,13cyclictest5538-21sshd00:19:332
1691599160,8cyclictest24429-21sshd22:54:152
1691599160,8cyclictest24429-21sshd22:54:152
16914991612,2cyclictest0-21swapper/121:22:301
1691499161,14cyclictest2024-21nfsd22:12:041
1691499160,14cyclictest23910-21sshd22:36:341
1691499160,14cyclictest2132-21sshd23:35:191
1691499160,14cyclictest0-21swapper/121:30:211
1691499160,14cyclictest0-21swapper/121:07:431
1691499160,14cyclictest0-21swapper/100:04:151
1691499160,11cyclictest4569-21sshd22:48:251
1691499160,11cyclictest4569-21sshd22:48:251
16913991613,2cyclictest30112-21kworker/0:319:30:570
1691399161,2cyclictest0-21swapper/019:46:570
16913991610,1cyclictest0-21swapper/020:03:590
1691399160,9cyclictest0-21swapper/019:55:180
1691399160,1cyclictest0-21swapper/020:12:290
1691399160,15cyclictest0-21swapper/019:14:140
1691399160,10cyclictest0-21swapper/020:20:010
63822150,13sleep2144650irq/27-eth021:56:352
1691699151,13cyclictest0-21swapper/319:34:013
1691699150,2cyclictest0-21swapper/321:30:103
1691699150,14cyclictest9845-21sshd00:05:143
1691699150,13cyclictest0-21swapper/321:05:233
1691599158,3cyclictest17020-21sshd23:50:422
1691599156,8cyclictest3903-21sshd00:30:012
1691599154,3cyclictest0-21swapper/220:20:142
1691599153,11cyclictest15947-21sshd21:43:392
1691599153,11cyclictest0-21swapper/200:34:442
1691599152,3cyclictest19186-21sshd00:20:532
16915991510,1cyclictest11614-21sshd21:24:302
1691599150,2cyclictest23280-21bash23:07:532
1691599150,14cyclictest0-21swapper/221:31:142
1691599150,11cyclictest27195-21sshd22:18:452
1691499158,5cyclictest14812-21sshd23:46:241
16914991511,3cyclictest29108-21sshd22:40:301
16914991511,3cyclictest1559-21bash23:26:501
16914991510,4cyclictest144650irq/27-eth022:30:381
1691499150,9cyclictest0-21swapper/121:25:161
1691499150,6cyclictest0-21swapper/121:41:531
1691499150,14cyclictest0-21swapper/123:06:541
1691499150,13cyclictest0-21swapper/123:55:251
1691499150,10cyclictest0-21swapper/100:07:021
1691399157,1cyclictest10290-21iostat20:05:140
1691399150,2cyclictest0-21swapper/020:29:300
1691399150,1cyclictest553-21iostat_ios20:55:150
16916991410,3cyclictest144650irq/27-eth019:22:383
1691599148,4cyclictest27479-21crond20:45:002
1691599142,1cyclictest28702-21sshd22:22:252
1691599141,2cyclictest0-21swapper/221:04:082
1691599140,6cyclictest0-21swapper/222:06:392
1691599140,13cyclictest0-21swapper/222:00:092
1691599140,12cyclictest4362-21sshd21:35:252
1691499146,6cyclictest0-21swapper/120:20:201
1691499142,0cyclictest0-21swapper/100:31:261
1691499141,12cyclictest0-21swapper/120:10:201
16914991410,3cyclictest29426-21bash00:15:111
16914991410,3cyclictest15821-21sshd22:24:541
16914991410,3cyclictest144650irq/27-eth019:18:281
1691499140,5cyclictest6553-21ls22:20:001
1691499140,5cyclictest0-21swapper/120:35:181
1691499140,13cyclictest2719-21munin-node19:50:131
1691499140,13cyclictest1158-21jbd2/dm-2-820:15:211
1691499140,13cyclictest0-21swapper/123:40:301
1691499140,10cyclictest32226-21sshd21:35:041
1691399147,2cyclictest0-21swapper/019:36:000
1691699139,3cyclictest144650irq/27-eth020:15:573
1691699138,4cyclictest0-21swapper/319:15:143
1691699137,5cyclictest0-21swapper/320:20:123
1691699130,4cyclictest2512-21runrttasks20:37:513
1691699130,4cyclictest1010-21fschecks_time19:45:133
1691699130,12cyclictest10656-21ntp_kernel_pll_20:05:173
1691699130,12cyclictest0-21swapper/320:57:023
1691699130,12cyclictest0-21swapper/320:52:353
1691699130,12cyclictest0-21swapper/320:52:353
1691699130,12cyclictest0-21swapper/319:58:113
1691699130,11cyclictest2512-21runrttasks19:25:263
1691599138,4cyclictest144650irq/27-eth020:55:302
1691599138,3cyclictest12571-21iostat20:10:152
1691599131,3cyclictest24616-21memory19:25:152
1691599131,11cyclictest2345-21sshd22:55:172
16915991311,1cyclictest0-21swapper/220:32:382
16915991311,1cyclictest0-21swapper/220:18:152
1691599131,10cyclictest3870-21ntp_states19:50:182
1691599130,4cyclictest22617-21ntp_states19:20:192
1691599130,3cyclictest28550-21df19:35:142
1691599130,12cyclictest0-21swapper/221:06:152
1691599130,12cyclictest0-21swapper/220:52:402
1691599130,12cyclictest0-21swapper/220:52:392
1691599130,12cyclictest0-21swapper/219:30:132
1691599130,12cyclictest0-21swapper/219:15:402
1691599130,11cyclictest30552-21munin-node19:40:112
1691599130,11cyclictest28034-21diskstats20:45:122
1691599130,11cyclictest2024-21nfsd22:45:012
1691599130,11cyclictest2024-21nfsd22:45:012
1691499132,10cyclictest144650irq/27-eth020:00:031
16914991311,1cyclictest0-21swapper/121:01:571
16914991311,1cyclictest0-21swapper/119:20:461
1691499130,4cyclictest28460-21munin-node20:45:141
1691499130,4cyclictest1664-21munin-node19:45:201
1691499130,12cyclictest0-21swapper/120:59:401
1691499130,12cyclictest0-21swapper/120:30:251
1691499130,11cyclictest5261-21df19:55:121
1691499130,11cyclictest26319-21memory20:40:161
1691499130,11cyclictest25621-21chrt19:28:041
1691499130,11cyclictest2100-21snmpd19:30:121
1691499130,11cyclictest10213-21hddtemp_smartct20:05:131
1691699121,10cyclictest0-21swapper/320:25:123
1691699120,3cyclictest21780-21memory20:30:173
1691699120,3cyclictest0-21swapper/320:40:223
1691699120,11cyclictest0-21swapper/320:01:133
1691699120,10cyclictest29001-21smartctl20:45:203
1691699120,10cyclictest2141-21munin-node21:00:143
1691699120,10cyclictest0-21swapper/319:50:113
1691699120,10cyclictest0-21swapper/319:10:143
1691599128,3cyclictest1002-21perl19:45:132
1691599127,4cyclictest0-21swapper/219:56:492
1691599120,3cyclictest19289-21fw_packets20:25:132
1691599120,11cyclictest144650irq/27-eth020:00:332
1691599120,11cyclictest11398-21taskset20:07:482
1691599120,10cyclictest23906-21munin-node20:35:152
1691599120,10cyclictest17690-21iostat_ios19:10:142
1691499120,3cyclictest28281-21munin-node19:35:181
1691499120,3cyclictest17808-21memory19:10:151
1691499120,3cyclictest0-21swapper/120:25:121
1691499120,11cyclictest30084-21atenall_r5power20:50:121
1691499120,11cyclictest30084-21atenall_r5power20:50:121
1691499120,10cyclictest30878-21munin-node19:40:131
1691699110,10cyclictest2512-21runrttasks19:35:483
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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