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2026-05-05 - 20:28
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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 100 highest latencies:
System rack7slot0.osadl.org (updated Tue May 05, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650640,0irq/26-eth1-rx-0-21swapper/307:05:463
120650610,0irq/26-eth1-rx-0-21swapper/107:07:431
112750560,0irq/25-eth00-21swapper/207:06:152
1814324422,0sleep00-21swapper/007:09:580
1821199200,0cyclictest32018-21sshd09:12:460
41190,0ktimersoftd/024516-21sshd09:45:430
18213991817,0cyclictest28-21ksoftirqd/209:32:242
18213991616,0cyclictest271ktimersoftd/209:45:432
1821399160,0cyclictest0-21swapper/211:45:142
1821399160,0cyclictest0-21swapper/209:54:012
1821199150,0cyclictest0-21swapper/011:45:200
18214991413,0cyclictest14702-21id11:44:543
18214991413,0cyclictest0-21swapper/308:45:113
18214991411,0cyclictest0-21swapper/309:10:253
1821499140,0cyclictest8899-21cp12:14:113
1821499140,0cyclictest31263-21sshd10:04:053
1821499140,0cyclictest31263-21sshd10:04:043
1821499140,0cyclictest0-21swapper/310:10:493
1821399140,0cyclictest29310-21sshd12:25:212
1821399140,0cyclictest0-21swapper/208:50:142
18212991413,0cyclictest112750irq/25-eth010:16:091
18212991413,0cyclictest0-21swapper/109:44:131
18212991412,0cyclictest0-21swapper/110:11:451
1821199141,0cyclictest0-21swapper/012:04:520
351130,0ktimersoftd/30-21swapper/311:35:443
351130,0ktimersoftd/30-21swapper/309:52:073
18214991312,0cyclictest112750irq/25-eth009:35:023
1821499130,0cyclictest0-21swapper/311:58:153
18213991312,0cyclictest28-21ksoftirqd/211:29:512
18213991312,0cyclictest0-21swapper/210:00:102
18213991312,0cyclictest0-21swapper/210:00:092
18213991311,0cyclictest7854-21sshd10:52:202
1821399130,0cyclictest0-21swapper/211:03:082
1821399130,0cyclictest0-21swapper/210:40:282
18212991312,0cyclictest7190-21sshd09:47:481
18212991312,0cyclictest0-21swapper/111:12:361
18212991312,0cyclictest0-21swapper/110:43:481
18212991311,0cyclictest0-21swapper/111:42:561
18212991311,0cyclictest0-21swapper/109:25:311
1821299130,0cyclictest0-21swapper/112:07:201
1821299130,0cyclictest0-21swapper/111:53:221
1821299130,0cyclictest0-21swapper/110:30:541
18211991312,0cyclictest0-21swapper/011:09:110
112750130,0irq/25-eth01413-21sshd12:17:263
18214991212,0cyclictest0-21swapper/309:27:223
18214991211,0cyclictest4668-21bash11:22:003
18214991211,0cyclictest0-21swapper/311:31:463
18214991211,0cyclictest0-21swapper/309:56:383
18214991210,0cyclictest0-21swapper/310:54:303
1821499120,0cyclictest0-21swapper/312:33:563
1821499120,0cyclictest0-21swapper/311:14:493
1821499120,0cyclictest0-21swapper/309:40:573
18213991211,0cyclictest32239-21sshd12:08:392
18213991211,0cyclictest27155-21sshd10:20:372
18213991210,0cyclictest0-21swapper/212:02:302
18213991210,0cyclictest0-21swapper/210:34:322
18213991210,0cyclictest0-21swapper/209:11:222
1821399120,0cyclictest0-21swapper/211:57:362
1821399120,0cyclictest0-21swapper/209:22:542
18212991212,0cyclictest0-21swapper/112:38:211
18212991211,0cyclictest5110-21sshd11:39:201
18212991211,0cyclictest0-21swapper/111:22:221
18212991210,0cyclictest0-21swapper/111:17:301
18212991210,0cyclictest0-21swapper/109:34:411
1821299120,0cyclictest0-21swapper/111:45:211
1821299120,0cyclictest0-21swapper/110:47:251
18211991212,0cyclictest0-21swapper/011:04:180
18211991211,0cyclictest25605-21sshd09:33:060
18211991210,0cyclictest4443-21sshd10:26:120
1821199120,0cyclictest27166-21sshd12:07:570
1821199120,0cyclictest0-21swapper/011:51:490
1821199120,0cyclictest0-21swapper/011:20:130
1821199120,0cyclictest0-21swapper/011:14:020
1821199120,0cyclictest0-21swapper/010:13:460
1821199120,0cyclictest0-21swapper/008:05:240
41110,0ktimersoftd/0494-21diskstats12:30:130
41110,0ktimersoftd/00-21swapper/011:31:080
41110,0ktimersoftd/00-21swapper/009:15:270
271110,0ktimersoftd/20-21swapper/210:06:192
18214991111,0cyclictest0-21swapper/312:25:133
18214991111,0cyclictest0-21swapper/311:01:423
18214991111,0cyclictest0-21swapper/310:20:413
18214991111,0cyclictest0-21swapper/309:48:093
18214991110,0cyclictest31649-21sshd10:42:383
18214991110,0cyclictest25753-21sshd11:07:363
18214991110,0cyclictest0-21swapper/312:23:553
18214991110,0cyclictest0-21swapper/307:25:023
1821499110,0cyclictest0-21swapper/308:56:133
18213991111,0cyclictest0-21swapper/212:24:482
18213991111,0cyclictest0-21swapper/209:18:272
18213991110,0cyclictest32554-21sshd09:29:512
18213991110,0cyclictest22018-21sshd11:20:052
18213991110,0cyclictest12856-21sshd12:36:042
18213991110,0cyclictest0-21swapper/208:58:292
1821399110,0cyclictest0-21swapper/211:11:372
1821399110,0cyclictest0-21swapper/210:59:312
1821399110,0cyclictest0-21swapper/207:54:002
1821399110,0cyclictest0-21swapper/207:33:272
1821399110,0cyclictest0-21swapper/207:29:302
18212991111,0cyclictest0-21swapper/112:19:391
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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