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2026-03-11 - 14:44
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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 Wed Mar 11, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650610,0irq/26-eth1-rx-0-21swapper/107:07:561
112750600,0irq/25-eth00-21swapper/207:05:222
120650590,0irq/26-eth1-rx-0-21swapper/307:07:333
112750440,0irq/25-eth00-21swapper/007:05:530
351180,0ktimersoftd/330371-21sshd11:44:003
21186991512,0cyclictest0-21swapper/211:33:212
2118599150,0cyclictest0-21swapper/107:25:181
2118499150,0cyclictest0-21swapper/009:50:170
21187991413,0cyclictest0-21swapper/309:21:173
21186991411,0cyclictest12955-21sshd12:02:532
21186991411,0cyclictest12955-21sshd12:02:532
2118699140,0cyclictest13695-21sshd11:20:292
21185991413,0cyclictest0-21swapper/112:00:341
21185991413,0cyclictest0-21swapper/112:00:331
2118599140,0cyclictest0-21swapper/112:13:271
2118599140,0cyclictest0-21swapper/107:35:211
2118499140,0cyclictest1971-21sshd09:29:230
2118499140,0cyclictest0-21swapper/012:38:370
2118499140,0cyclictest0-21swapper/009:57:290
2118499140,0cyclictest0-21swapper/009:31:210
21187991313,0cyclictest0-21swapper/311:24:543
21187991312,0cyclictest0-21swapper/312:35:533
21187991312,0cyclictest0-21swapper/312:16:013
21187991312,0cyclictest0-21swapper/311:34:053
2118799130,0cyclictest0-21swapper/312:34:083
2118799130,0cyclictest0-21swapper/310:27:023
2118799130,0cyclictest0-21swapper/309:30:183
21186991312,0cyclictest19797-21sshd09:56:442
21186991312,0cyclictest0-21swapper/210:12:182
2118699130,0cyclictest0-21swapper/210:36:202
21185991312,0cyclictest8464-21bash11:49:381
21185991312,0cyclictest8464-21bash11:49:371
21185991312,0cyclictest0-21swapper/111:44:111
21185991312,0cyclictest0-21swapper/109:11:391
2118599130,0cyclictest13123-21diskmemload10:45:241
2118599130,0cyclictest0-21swapper/111:03:451
2118599130,0cyclictest0-21swapper/109:15:361
21184991312,0cyclictest28366-21sshd11:26:430
21184991312,0cyclictest0-21swapper/010:40:360
21184991312,0cyclictest0-21swapper/009:14:110
2118499130,0cyclictest9272-21sshd09:17:460
112750130,0irq/25-eth00-21swapper/011:11:450
41120,0ktimersoftd/00-21swapper/009:38:130
21187991211,0cyclictest32673-21sshd10:57:363
21187991211,0cyclictest0-21swapper/311:28:373
21187991210,0cyclictest0-21swapper/309:13:373
2118799120,0cyclictest0-21swapper/310:08:283
2118699127,0cyclictest0-21swapper/207:33:362
21186991212,0cyclictest0-21swapper/211:05:362
21186991211,0cyclictest2134-21bash09:20:572
21186991211,0cyclictest0-21swapper/212:19:292
21186991211,0cyclictest0-21swapper/207:40:172
2118699120,0cyclictest0-21swapper/212:10:192
2118699120,0cyclictest0-21swapper/212:05:132
2118699120,0cyclictest0-21swapper/211:53:422
2118699120,0cyclictest0-21swapper/210:43:362
21185991212,0cyclictest0-21swapper/111:31:171
21185991211,0cyclictest112750irq/25-eth011:27:341
21185991211,0cyclictest0-21swapper/112:29:501
2118599120,0cyclictest0-21swapper/110:32:431
21184991212,0cyclictest13123-21diskmemload12:16:330
21184991211,0cyclictest112750irq/25-eth012:34:540
21184991211,0cyclictest0-21swapper/011:22:590
21184991211,0cyclictest0-21swapper/010:07:080
21184991211,0cyclictest0-21swapper/009:41:280
21184991210,0cyclictest0-21swapper/010:29:410
2118499120,0cyclictest7801-21bash12:27:420
2118499120,0cyclictest0-21swapper/008:25:150
191120,0ktimersoftd/118143-21sshd12:20:251
1799120,0migration/130961-21bash10:57:211
112750120,0irq/25-eth00-21swapper/311:00:023
112750120,0irq/25-eth00-21swapper/112:05:291
112750120,0irq/25-eth00-21swapper/012:20:370
112750120,0irq/25-eth00-21swapper/009:45:490
41110,0ktimersoftd/07896-21munin-node11:45:140
41110,0ktimersoftd/07896-21munin-node11:45:140
271110,0ktimersoftd/20-21swapper/211:11:392
21187991111,0cyclictest0-21swapper/311:59:383
21187991111,0cyclictest0-21swapper/311:08:303
21187991111,0cyclictest0-21swapper/309:28:573
21187991110,0cyclictest0-21swapper/311:54:103
21187991110,0cyclictest0-21swapper/311:39:323
2118799110,0cyclictest0-21swapper/310:50:233
21186991111,0cyclictest0-21swapper/212:35:522
21186991111,0cyclictest0-21swapper/211:59:102
21186991111,0cyclictest0-21swapper/210:47:152
21186991111,0cyclictest0-21swapper/210:02:382
21186991111,0cyclictest0-21swapper/209:46:512
21186991111,0cyclictest0-21swapper/209:36:442
21186991111,0cyclictest0-21swapper/207:55:062
21186991110,0cyclictest10988-21cp11:49:592
21186991110,0cyclictest10988-21cp11:49:592
21186991110,0cyclictest0-21swapper/211:01:542
21186991110,0cyclictest0-21swapper/210:17:582
2118699110,0cyclictest0-21swapper/211:37:052
2118699110,0cyclictest0-21swapper/210:56:262
2118699110,0cyclictest0-21swapper/209:50:102
2118699110,0cyclictest0-21swapper/208:28:262
2118699110,0cyclictest0-21swapper/207:23:302
2118699110,0cyclictest0-21swapper/207:11:462
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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