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2026-06-02 - 10:48
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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 Jun 02, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750670,0irq/25-eth00-21swapper/319:07:123
120650650,0irq/26-eth1-rx-0-21swapper/119:07:121
112750560,0irq/25-eth00-21swapper/219:06:142
112750460,0irq/25-eth00-21swapper/019:05:110
2854991713,0cyclictest0-21swapper/220:55:192
285499160,0cyclictest0-21swapper/223:50:112
2853991514,0cyclictest27166-21diskmemload21:34:171
285399150,0cyclictest0-21swapper/123:50:181
112750150,0irq/25-eth029773-21fw_forwarded_lo21:10:143
112750150,0irq/25-eth022680-21sshd23:23:033
2855991413,0cyclictest0-21swapper/323:25:493
2855991411,0cyclictest5085-21sshd22:29:013
285599140,0cyclictest27142-21sshd23:15:013
2854991413,0cyclictest0-21swapper/221:49:062
2854991413,0cyclictest0-21swapper/200:35:132
285499140,0cyclictest6148-21sshd22:16:052
285499140,0cyclictest14685-21sshd23:09:042
2853991411,0cyclictest0-21swapper/122:59:051
2853991411,0cyclictest0-21swapper/121:18:221
285399140,0cyclictest0-21swapper/123:11:111
285399140,0cyclictest0-21swapper/122:47:011
2852991413,0cyclictest0-21swapper/021:15:490
2852991412,0cyclictest0-21swapper/022:47:290
285299140,0cyclictest1480-21nfsd23:33:420
285299140,0cyclictest0-21swapper/022:27:580
1499140,0migration/012833-21dump-pmu-power19:29:590
2855991312,0cyclictest20609-21sshd23:48:433
2855991312,0cyclictest0-21swapper/322:41:063
2855991311,0cyclictest0-21swapper/322:37:303
2855991310,0cyclictest4063-21id22:45:593
285599130,0cyclictest0-21swapper/323:14:043
2854991312,0cyclictest0-21swapper/223:15:382
2854991311,0cyclictest0-21swapper/222:23:152
285499130,0cyclictest25509-21sshd23:49:242
285499130,0cyclictest0-21swapper/223:25:242
285499130,0cyclictest0-21swapper/222:12:032
285499130,0cyclictest0-21swapper/221:20:142
2853991312,0cyclictest4887-21bash22:20:171
2853991312,0cyclictest0-21swapper/122:10:321
2853991311,0cyclictest0-21swapper/122:15:241
2853991310,0cyclictest27522-21sshd00:24:071
285399130,0cyclictest1480-21nfsd00:31:331
285399130,0cyclictest0-21swapper/123:23:151
285399130,0cyclictest0-21swapper/122:02:251
2852991312,0cyclictest16637-21sshd21:34:180
2852991312,0cyclictest0-21swapper/023:47:040
2852991311,0cyclictest27166-21diskmemload22:16:550
285299130,0cyclictest7129-21sshd21:37:170
285299130,0cyclictest0-21swapper/023:18:510
285299130,0cyclictest0-21swapper/023:01:280
285299130,0cyclictest0-21swapper/022:50:050
285299130,0cyclictest0-21swapper/022:32:500
285299130,0cyclictest0-21swapper/021:57:230
285299130,0cyclictest0-21swapper/000:11:130
112750130,0irq/25-eth011747-21sshd21:55:141
2855991211,0cyclictest0-21swapper/323:06:323
2855991211,0cyclictest0-21swapper/322:54:273
2855991211,0cyclictest0-21swapper/322:10:473
2855991211,0cyclictest0-21swapper/321:26:033
2855991211,0cyclictest0-21swapper/321:00:163
285599121,0cyclictest0-21swapper/323:55:193
285599121,0cyclictest0-21swapper/323:34:203
285599121,0cyclictest0-21swapper/322:30:053
285599121,0cyclictest0-21swapper/322:21:273
2855991210,0cyclictest0-21swapper/300:05:403
285599120,0cyclictest29231-21bash21:23:023
285599120,0cyclictest26250-21rm00:23:573
285599120,0cyclictest22834-21bash00:36:183
285599120,0cyclictest0-21swapper/322:15:403
285599120,0cyclictest0-21swapper/321:39:253
285599120,0cyclictest0-21swapper/300:33:413
285599120,0cyclictest0-21swapper/300:19:013
2854991211,0cyclictest28438-21sshd23:10:462
285499121,0cyclictest21877-21sshd00:19:032
285499121,0cyclictest0-21swapper/200:00:142
2854991210,0cyclictest0-21swapper/223:33:522
2854991210,0cyclictest0-21swapper/221:50:222
2854991210,0cyclictest0-21swapper/221:25:592
285499120,0cyclictest5809-21sshd23:03:332
285499120,0cyclictest31720-21sshd22:49:482
285499120,0cyclictest31547-21sshd23:41:262
285499120,0cyclictest19100-21sshd22:04:582
285499120,0cyclictest13023-21sshd22:34:242
285499120,0cyclictest0-21swapper/221:37:202
285499120,0cyclictest0-21swapper/200:14:452
2853991211,0cyclictest0-21swapper/123:02:411
2853991210,0cyclictest0-21swapper/121:42:461
2853991210,0cyclictest0-21swapper/121:42:461
285399120,0cyclictest16144-21sshd23:56:371
285399120,0cyclictest0-21swapper/123:40:121
285399120,0cyclictest0-21swapper/123:09:421
285399120,0cyclictest0-21swapper/121:24:021
2852991212,0cyclictest0-21swapper/000:06:350
2852991211,0cyclictest29285-21sshd23:23:570
2852991211,0cyclictest27166-21diskmemload23:56:490
2852991211,0cyclictest19618-21sshd21:43:210
2852991211,0cyclictest19618-21sshd21:43:210
285299121,0cyclictest28683-21sshd23:28:120
2852991210,0cyclictest0-21swapper/021:24:320
285299120,0cyclictest0-21swapper/023:40:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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