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2026-07-17 - 18:21
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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 Fri Jul 17, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750660,0irq/25-eth00-21swapper/107:05:261
120650590,0irq/26-eth1-rx-0-21swapper/307:05:003
112750590,0irq/25-eth00-21swapper/207:08:202
9950560,0irq/24-0000:00:0-21swapper/007:05:350
2229299191,0cyclictest26328-21sshd12:11:282
2229399180,0cyclictest4146-21sshd09:57:573
2229399171,0cyclictest810-40kipmi012:30:163
2229399170,0cyclictest20900-21sshd10:08:183
22293991512,0cyclictest0-21swapper/312:16:043
22293991511,0cyclictest0-21swapper/309:14:043
22293991511,0cyclictest0-21swapper/309:14:033
2229099150,0cyclictest0-21swapper/010:20:480
112750150,0irq/25-eth00-21swapper/211:39:092
22293991412,0cyclictest0-21swapper/311:26:563
2229399140,0cyclictest11379-21cp10:15:153
22292991413,0cyclictest0-21swapper/210:08:332
2229299140,0cyclictest0-21swapper/211:18:492
2229199142,0cyclictest0-21swapper/109:40:171
22291991413,0cyclictest0-21swapper/110:46:511
22291991411,0cyclictest5357-21bash12:21:041
22290991411,0cyclictest0-21swapper/010:46:570
22290991411,0cyclictest0-21swapper/009:26:050
2229099141,0cyclictest13852-21sshd09:34:330
2229099141,0cyclictest13852-21sshd09:34:330
22293991312,0cyclictest21926-21sshd11:13:483
22293991312,0cyclictest15346-21bash10:36:033
22293991312,0cyclictest0-21swapper/309:53:123
22293991311,0cyclictest0-21swapper/310:53:503
22293991310,0cyclictest0-21swapper/311:43:123
2229399130,0cyclictest4334-21sshd09:16:473
2229399130,0cyclictest0-21swapper/312:20:203
2229399130,0cyclictest0-21swapper/310:44:093
22292991312,0cyclictest7152-21sshd09:41:502
22292991312,0cyclictest0-21swapper/209:25:122
22292991311,0cyclictest0-21swapper/210:45:002
22292991310,0cyclictest0-21swapper/210:30:162
2229199139,0cyclictest0-21swapper/109:38:251
22291991312,0cyclictest0-21swapper/112:05:221
22291991312,0cyclictest0-21swapper/111:40:231
2229199130,0cyclictest24253-21rm12:31:391
2229199130,0cyclictest0-21swapper/110:44:591
2229199130,0cyclictest0-21swapper/109:28:021
22290991312,0cyclictest25408-21sshd09:40:090
22290991312,0cyclictest16634-21ntp_states10:40:180
22290991312,0cyclictest0-21swapper/011:54:050
1599130,0watchdog/00-21swapper/010:08:020
112750130,0irq/25-eth00-21swapper/212:35:092
112750130,0irq/25-eth00-21swapper/212:03:122
271120,0ktimersoftd/20-21swapper/210:54:112
2229399127,0cyclictest22217-21sshd11:58:473
22293991211,0cyclictest1380-21sshd10:01:403
22293991211,0cyclictest0-21swapper/312:25:373
2229399121,0cyclictest0-21swapper/309:25:123
22293991210,0cyclictest0-21swapper/312:37:563
2229399120,0cyclictest23786-21sshd11:18:073
2229399120,0cyclictest0-21swapper/312:01:243
2229399120,0cyclictest0-21swapper/310:55:423
2229399120,0cyclictest0-21swapper/310:20:293
2229399120,0cyclictest0-21swapper/309:40:523
22292991211,0cyclictest30599-21sshd11:51:342
22292991211,0cyclictest26998-21id09:56:412
22292991211,0cyclictest24400-21sshd09:11:092
22292991211,0cyclictest24400-21sshd09:11:092
22292991210,0cyclictest0-21swapper/211:31:292
2229299120,0cyclictest16583-21sshd11:13:082
2229299120,0cyclictest0-21swapper/212:28:412
2229299120,0cyclictest0-21swapper/211:55:332
2229299120,0cyclictest0-21swapper/211:44:082
2229299120,0cyclictest0-21swapper/211:03:362
2229299120,0cyclictest0-21swapper/210:43:102
22291991211,0cyclictest0-21swapper/110:21:451
22291991211,0cyclictest0-21swapper/109:56:181
22291991211,0cyclictest0-21swapper/108:00:231
22291991210,0cyclictest12861-21sshd11:12:391
22291991210,0cyclictest0-21swapper/112:25:431
2229199120,0cyclictest0-21swapper/112:02:561
2229199120,0cyclictest0-21swapper/111:15:231
2229199120,0cyclictest0-21swapper/111:00:041
2229199120,0cyclictest0-21swapper/110:02:561
22290991211,0cyclictest0-21swapper/012:35:540
22290991211,0cyclictest0-21swapper/010:59:570
22290991211,0cyclictest0-21swapper/010:02:470
22290991211,0cyclictest0-21swapper/009:56:110
22290991210,0cyclictest0-21swapper/010:38:270
22290991210,0cyclictest0-21swapper/009:24:130
2229099120,0cyclictest11218-21sshd09:38:160
112750120,0irq/25-eth03135-21sshd09:53:440
112750120,0irq/25-eth024738-21sshd10:25:080
112750120,0irq/25-eth00-21swapper/311:01:233
112750120,0irq/25-eth00-21swapper/110:50:121
112750120,0irq/25-eth00-21swapper/012:20:170
112750120,0irq/25-eth00-21swapper/011:16:020
41110,0ktimersoftd/00-21swapper/011:39:280
271110,0ktimersoftd/20-21swapper/209:51:202
2229399119,0cyclictest0-21swapper/307:52:163
2229399117,0cyclictest0-21swapper/310:27:553
22293991110,0cyclictest7562-21sshd11:20:133
22293991110,0cyclictest28924-21sshd11:30:553
22293991110,0cyclictest15913-21sshd12:06:023
22293991110,0cyclictest0-21swapper/309:21:293
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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