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2026-05-12 - 10:43
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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 Tue May 12, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650600,0irq/26-eth1-rx-0-21swapper/319:09:573
120650600,0irq/26-eth1-rx-0-21swapper/119:09:231
112750560,0irq/25-eth00-21swapper/219:07:282
112750450,0irq/25-eth00-21swapper/019:05:120
1732699200,0cyclictest0-21swapper/322:47:293
17326991918,0cyclictest0-21swapper/322:40:543
1732599160,0cyclictest0-21swapper/219:35:192
17326991514,0cyclictest0-21swapper/323:25:423
17326991514,0cyclictest0-21swapper/322:54:483
17324991514,0cyclictest0-21swapper/123:55:141
1732499150,0cyclictest0-21swapper/100:35:251
1732699140,0cyclictest11238-21sshd22:36:053
1732699140,0cyclictest0-21swapper/300:24:083
17325991413,0cyclictest0-21swapper/222:53:472
17323991413,0cyclictest13530-21bash00:33:230
17323991411,0cyclictest10712-21bash23:32:170
1732399141,0cyclictest112750irq/25-eth022:24:480
112750140,0irq/25-eth00-21swapper/322:29:083
271130,0ktimersoftd/20-21swapper/223:24:412
17326991312,0cyclictest15148-21sshd21:57:523
17326991312,0cyclictest0-21swapper/323:34:183
17326991312,0cyclictest0-21swapper/321:53:213
17326991311,0cyclictest0-21swapper/321:10:073
1732699130,0cyclictest31666-21sshd23:00:223
1732699130,0cyclictest0-21swapper/323:22:543
17325991312,0cyclictest0-21swapper/223:30:432
17325991312,0cyclictest0-21swapper/222:47:572
17325991312,0cyclictest0-21swapper/200:08:142
17325991311,0cyclictest26-21rcuc/223:15:022
17325991311,0cyclictest0-21swapper/221:27:412
1732599130,0cyclictest0-21swapper/222:02:112
17324991312,0cyclictest21763-21sshd22:11:361
17324991312,0cyclictest1479-21nfsd00:02:471
17324991311,0cyclictest0-21swapper/123:15:511
17324991311,0cyclictest0-21swapper/122:22:591
1732499130,0cyclictest20615-21sshd22:33:061
1732499130,0cyclictest0-21swapper/122:52:011
17323991312,0cyclictest0-21swapper/023:03:410
17323991312,0cyclictest0-21swapper/022:49:320
17323991312,0cyclictest0-21swapper/021:16:000
17323991312,0cyclictest0-21swapper/000:05:150
1732399130,0cyclictest0-21swapper/022:03:310
17326991211,0cyclictest17516-21sshd23:50:273
17326991211,0cyclictest0-21swapper/323:58:003
17326991211,0cyclictest0-21swapper/323:44:243
17326991211,0cyclictest0-21swapper/323:18:373
17326991210,0cyclictest26973-21bash00:17:513
17326991210,0cyclictest0-21swapper/323:45:553
17326991210,0cyclictest0-21swapper/321:30:553
1732699120,0cyclictest3940-21sshd00:14:503
1732699120,0cyclictest0-21swapper/322:57:343
1732699120,0cyclictest0-21swapper/322:13:193
17325991211,0cyclictest22104-21sshd22:29:022
17325991211,0cyclictest0-21swapper/223:03:382
17325991210,0cyclictest31787-21sshd23:26:242
17325991210,0cyclictest0-21swapper/222:34:512
1732599120,0cyclictest0-21swapper/222:42:102
1732599120,0cyclictest0-21swapper/221:57:532
1732599120,0cyclictest0-21swapper/221:12:562
1732599120,0cyclictest0-21swapper/200:23:482
17324991211,0cyclictest0-21swapper/123:37:211
17324991210,0cyclictest5140-21sshd23:22:561
17324991210,0cyclictest17615-21bash23:46:101
17324991210,0cyclictest0-21swapper/100:24:231
1732499120,0cyclictest0-21swapper/123:27:131
1732499120,0cyclictest0-21swapper/121:27:411
1732499120,0cyclictest0-21swapper/100:13:351
17323991212,0cyclictest0-21swapper/000:28:370
17323991211,0cyclictest0-21swapper/023:48:260
17323991210,0cyclictest0-21swapper/022:09:070
1732399120,0cyclictest0-21swapper/000:38:090
1732399120,0cyclictest0-21swapper/000:22:210
112750120,0irq/25-eth07894-21sshd00:06:353
112750120,0irq/25-eth029606-21sshd22:08:271
191110,0ktimersoftd/129596-21sshd22:42:591
17326991111,0cyclictest0-21swapper/320:49:413
17326991111,0cyclictest0-21swapper/320:19:573
17326991111,0cyclictest0-21swapper/319:20:203
17326991111,0cyclictest0-21swapper/300:02:303
17326991110,0cyclictest11008-21sshd22:18:543
17326991110,0cyclictest0-21swapper/323:05:573
17326991110,0cyclictest0-21swapper/321:45:473
17326991110,0cyclictest0-21swapper/300:39:423
17326991110,0cyclictest0-21swapper/300:25:373
17325991111,0cyclictest0-21swapper/223:51:232
17325991111,0cyclictest0-21swapper/222:56:342
17325991111,0cyclictest0-21swapper/200:17:312
17325991110,0cyclictest0-21swapper/223:36:312
17325991110,0cyclictest0-21swapper/221:35:352
17325991110,0cyclictest0-21swapper/220:06:012
1732599110,0cyclictest0-21swapper/223:48:222
1732599110,0cyclictest0-21swapper/222:20:252
1732599110,0cyclictest0-21swapper/221:07:422
17324991111,0cyclictest0-21swapper/122:58:541
17324991111,0cyclictest0-21swapper/122:37:231
17324991111,0cyclictest0-21swapper/121:35:001
17324991111,0cyclictest0-21swapper/121:21:251
17324991111,0cyclictest0-21swapper/119:26:461
17324991110,0cyclictest18055-21sshd00:16:351
17324991110,0cyclictest0-21swapper/123:43:091
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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