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2026-03-15 - 13:51
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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 Sun Mar 15, 2026 00:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650640,0irq/26-eth1-rx-0-21swapper/319:06:173
112750620,0irq/25-eth00-21swapper/119:06:281
120650460,0irq/26-eth1-rx-0-21swapper/019:05:040
120650420,0irq/26-eth1-rx-0-21swapper/219:08:482
271190,0ktimersoftd/27361-21cp21:11:142
191190,0ktimersoftd/129342-21diskmemload21:11:141
502799160,0cyclictest0-21swapper/219:25:212
5025991611,0cyclictest0-21swapper/021:14:270
112750160,0irq/25-eth03-21ksoftirqd/021:15:110
502799150,0cyclictest31489-21bash00:32:022
5028991411,0cyclictest23940-21sshd22:04:343
5028991411,0cyclictest23940-21sshd22:04:343
502899140,0cyclictest0-21swapper/300:15:093
502699140,0cyclictest0-21swapper/122:56:521
502699140,0cyclictest0-21swapper/121:33:131
112750140,0irq/25-eth00-21swapper/123:26:371
5028991313,0cyclictest34-21rcuc/323:47:373
5028991312,0cyclictest0-21swapper/321:33:553
5028991311,0cyclictest0-21swapper/323:06:433
5028991311,0cyclictest0-21swapper/322:34:403
502899130,0cyclictest0-21swapper/323:25:113
502899130,0cyclictest0-21swapper/300:00:103
5027991312,0cyclictest0-21swapper/223:44:112
5027991311,0cyclictest0-21swapper/223:17:072
502799130,0cyclictest0-21swapper/222:58:252
502799130,0cyclictest0-21swapper/221:53:222
5026991311,0cyclictest0-21swapper/123:17:331
5026991311,0cyclictest0-21swapper/100:14:081
5025991312,0cyclictest28845-21cp23:22:200
5025991312,0cyclictest0-21swapper/021:48:430
5025991312,0cyclictest0-21swapper/021:48:430
5025991310,0cyclictest5384-21sshd22:53:190
502599130,0cyclictest0-21swapper/021:50:410
502599130,0cyclictest0-21swapper/000:24:010
112750130,0irq/25-eth028-21ksoftirqd/200:03:172
5028991212,0cyclictest0-21swapper/323:00:343
5028991212,0cyclictest0-21swapper/321:27:313
5028991212,0cyclictest0-21swapper/321:27:313
5028991212,0cyclictest0-21swapper/321:11:143
5028991211,0cyclictest0-21swapper/300:39:403
5028991210,0cyclictest29342-21diskmemload22:52:263
5028991210,0cyclictest0-21swapper/321:47:023
5028991210,0cyclictest0-21swapper/321:47:023
502899120,0cyclictest9477-21sshd22:36:383
5027991211,0cyclictest15929-21sshd23:38:002
5027991211,0cyclictest13878-21sshd22:07:252
5027991211,0cyclictest0-21swapper/223:48:222
5027991211,0cyclictest0-21swapper/221:17:072
5027991210,0cyclictest0-21swapper/223:21:182
5027991210,0cyclictest0-21swapper/223:08:452
502799120,0cyclictest0-21swapper/222:13:352
502799120,0cyclictest0-21swapper/221:55:202
502799120,0cyclictest0-21swapper/221:55:202
502799120,0cyclictest0-21swapper/200:29:372
5026991212,0cyclictest1595-21sshd23:36:011
5026991212,0cyclictest112750irq/25-eth021:18:281
5026991212,0cyclictest0-21swapper/122:22:371
5026991211,0cyclictest32037-21sshd22:26:471
5026991211,0cyclictest19862-21sshd22:46:321
5026991211,0cyclictest0-21swapper/123:03:021
502699120,0cyclictest29342-21diskmemload21:22:391
502699120,0cyclictest0-21swapper/122:08:181
502699120,0cyclictest0-21swapper/121:35:121
502699120,0cyclictest0-21swapper/121:26:501
502699120,0cyclictest0-21swapper/121:26:501
5025991212,0cyclictest0-21swapper/022:08:420
5025991211,0cyclictest0-21swapper/023:32:410
5025991211,0cyclictest0-21swapper/022:21:000
5025991211,0cyclictest0-21swapper/000:08:490
5025991210,0cyclictest7822-21sshd23:36:530
5025991210,0cyclictest0-21swapper/021:22:490
502599120,0cyclictest29342-21diskmemload21:37:200
502599120,0cyclictest22145-21sshd21:43:010
502599120,0cyclictest10017-21sshd19:16:190
502599120,0cyclictest0-21swapper/021:29:120
502599120,0cyclictest0-21swapper/021:29:120
112750120,0irq/25-eth010075-21sshd21:20:103
112750120,0irq/25-eth00-21swapper/322:05:243
112750120,0irq/25-eth00-21swapper/321:15:053
112750120,0irq/25-eth00-21swapper/123:22:181
5028991111,0cyclictest3627-21sshd23:19:023
5028991111,0cyclictest36-21ksoftirqd/321:41:203
5028991111,0cyclictest13467-21sshd21:54:433
5028991111,0cyclictest0-21swapper/323:57:573
5028991111,0cyclictest0-21swapper/323:12:533
5028991111,0cyclictest0-21swapper/322:16:393
5028991111,0cyclictest0-21swapper/320:56:443
5028991111,0cyclictest0-21swapper/320:31:593
5028991111,0cyclictest0-21swapper/300:12:573
5028991110,0cyclictest13358-21bash21:37:373
5028991110,0cyclictest0-21swapper/319:16:573
502899110,0cyclictest0-21swapper/323:53:463
502899110,0cyclictest0-21swapper/321:02:533
502899110,0cyclictest0-21swapper/319:52:503
502899110,0cyclictest0-21swapper/319:42:303
502899110,0cyclictest0-21swapper/319:11:433
5027991111,0cyclictest0-21swapper/223:52:342
5027991111,0cyclictest0-21swapper/222:50:032
5027991111,0cyclictest0-21swapper/222:23:562
5027991111,0cyclictest0-21swapper/200:20:462
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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