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2026-04-01 - 05:43
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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 100 highest latencies:
System rack7slot0.osadl.org (updated Wed Apr 01, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750690,0irq/25-eth00-21swapper/119:05:151
112750640,0irq/25-eth00-21swapper/319:08:443
120650610,0irq/26-eth1-rx-0-21swapper/219:05:142
120650380,0irq/26-eth1-rx-0-21swapper/019:09:290
112750170,0irq/25-eth00-21swapper/323:35:483
24228991511,0cyclictest0-21swapper/323:31:573
2422699151,0cyclictest6959-21smartctl23:25:211
41140,0ktimersoftd/016138-21diskmemload21:25:270
24228991413,0cyclictest0-21swapper/322:54:473
24228991413,0cyclictest0-21swapper/322:39:423
24228991411,0cyclictest0-21swapper/300:06:213
2422899140,0cyclictest29328-21sshd22:45:233
24227991413,0cyclictest8229-21sshd23:34:152
24227991411,0cyclictest0-21swapper/200:21:102
2422699142,0cyclictest0-21swapper/100:25:381
41130,0ktimersoftd/00-21swapper/023:41:240
271130,0ktimersoftd/20-21swapper/221:25:172
24228991312,0cyclictest12983-21sshd22:17:443
24228991312,0cyclictest12983-21sshd22:17:433
24228991312,0cyclictest0-21swapper/321:39:303
24228991312,0cyclictest0-21swapper/319:20:213
24228991312,0cyclictest0-21swapper/300:30:173
24228991311,0cyclictest0-21swapper/321:28:433
2422899130,0cyclictest0-21swapper/322:27:503
2422899130,0cyclictest0-21swapper/300:10:233
24227991313,0cyclictest0-21swapper/223:39:562
24227991312,0cyclictest25776-21bash22:10:422
24227991312,0cyclictest0-21swapper/223:28:332
24226991312,0cyclictest30853-21id23:02:491
24226991312,0cyclictest28642-21sshd00:11:201
24226991312,0cyclictest0-21swapper/122:25:461
24226991311,0cyclictest440-21sshd00:37:431
24226991311,0cyclictest112750irq/25-eth000:33:461
24226991311,0cyclictest0-21swapper/122:05:471
24226991311,0cyclictest0-21swapper/122:05:471
24225991312,0cyclictest5297-21sshd21:50:560
24225991312,0cyclictest0-21swapper/021:59:050
24225991312,0cyclictest0-21swapper/000:03:360
24225991310,0cyclictest20293-21id21:31:330
2422599130,0cyclictest0-21swapper/019:55:140
112750130,0irq/25-eth027589-21sshd21:24:070
112750130,0irq/25-eth015662-21perl21:35:131
112750130,0irq/25-eth00-21swapper/321:45:403
112750130,0irq/25-eth00-21swapper/000:08:170
9950120,0irq/24-0000:00:0-21swapper/022:26:360
271120,0ktimersoftd/20-21swapper/223:50:102
24228991211,0cyclictest1479-21nfsd00:02:243
24228991211,0cyclictest0-21swapper/323:17:203
24228991211,0cyclictest0-21swapper/323:00:293
24228991211,0cyclictest0-21swapper/300:16:143
24228991210,0cyclictest20790-21sshd23:10:083
24228991210,0cyclictest0-21swapper/300:22:083
2422899120,0cyclictest0-21swapper/323:51:013
2422899120,0cyclictest0-21swapper/323:28:153
24227991211,0cyclictest26624-21bash23:49:342
24227991211,0cyclictest0-21swapper/221:22:302
24227991211,0cyclictest0-21swapper/221:13:542
24227991211,0cyclictest0-21swapper/219:10:182
24227991211,0cyclictest0-21swapper/200:01:122
24227991210,0cyclictest6498-21bash22:46:442
2422799120,0cyclictest0-21swapper/223:13:552
2422799120,0cyclictest0-21swapper/222:41:022
2422799120,0cyclictest0-21swapper/222:08:452
2422799120,0cyclictest0-21swapper/222:08:442
2422799120,0cyclictest0-21swapper/200:37:402
24226991211,0cyclictest6452-21sshd23:12:271
24226991211,0cyclictest16138-21diskmemload00:15:181
24226991211,0cyclictest0-21swapper/122:13:401
24226991211,0cyclictest0-21swapper/121:21:441
24226991210,0cyclictest0-21swapper/122:39:491
24226991210,0cyclictest0-21swapper/122:01:491
2422699120,0cyclictest18335-21sshd23:44:101
2422699120,0cyclictest0-21swapper/123:32:471
2422699120,0cyclictest0-21swapper/123:21:371
24225991211,0cyclictest5861-21sshd23:25:160
24225991211,0cyclictest0-21swapper/000:31:570
24225991210,0cyclictest0-21swapper/000:19:380
2422599120,0cyclictest15643-21bash22:05:140
2422599120,0cyclictest15643-21bash22:05:130
2422599120,0cyclictest13194-21bash23:51:590
2422599120,0cyclictest0-21swapper/023:16:060
2422599120,0cyclictest0-21swapper/022:30:160
112750120,0irq/25-eth06395-21sshd21:46:501
112750120,0irq/25-eth031326-21bash22:15:440
112750120,0irq/25-eth031326-21bash22:15:430
112750120,0irq/25-eth02661-21sshd00:12:150
112750120,0irq/25-eth016138-21diskmemload22:59:203
112750120,0irq/25-eth00-21swapper/222:55:542
112750120,0irq/25-eth00-21swapper/021:15:210
41110,0ktimersoftd/022767-21bash23:49:030
41110,0ktimersoftd/00-21swapper/023:34:540
2422899119,0cyclictest0-21swapper/319:26:023
24228991111,0cyclictest0-21swapper/323:56:423
24228991111,0cyclictest0-21swapper/322:11:493
24228991111,0cyclictest0-21swapper/322:07:523
24228991111,0cyclictest0-21swapper/322:07:513
24228991111,0cyclictest0-21swapper/322:03:543
24228991111,0cyclictest0-21swapper/321:11:453
24228991111,0cyclictest0-21swapper/320:58:583
24228991110,0cyclictest8622-21cp21:55:373
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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