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2026-07-28 - 17:33
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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 Jul 28, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750650,0irq/25-eth0351ktimersoftd/307:09:233
112750610,0irq/25-eth00-21swapper/107:06:311
9950560,0irq/24-0000:00:0-21swapper/007:05:410
112750550,0irq/25-eth00-21swapper/207:06:392
21820991716,0cyclictest12080-21sshd12:15:452
21820991515,0cyclictest2342-21sshd10:30:572
2182099150,0cyclictest0-21swapper/209:31:562
21819991514,0cyclictest0-21swapper/112:05:181
21819991514,0cyclictest0-21swapper/110:45:511
21821991411,0cyclictest0-21swapper/312:05:503
21819991413,0cyclictest0-21swapper/112:14:161
21819991413,0cyclictest0-21swapper/109:50:401
21819991411,0cyclictest0-21swapper/112:31:541
21818991411,0cyclictest0-21swapper/009:50:120
21821991312,0cyclictest0-21swapper/311:46:333
21821991312,0cyclictest0-21swapper/310:39:253
21821991312,0cyclictest0-21swapper/310:28:083
21821991312,0cyclictest0-21swapper/309:56:463
21821991312,0cyclictest0-21swapper/309:17:023
21821991311,0cyclictest112750irq/25-eth009:41:053
2182199130,0cyclictest0-21swapper/310:40:403
21820991312,0cyclictest0-21swapper/210:57:192
21820991312,0cyclictest0-21swapper/210:53:442
21820991312,0cyclictest0-21swapper/210:02:432
2182099131,0cyclictest112750irq/25-eth009:29:232
21819991312,0cyclictest0-21swapper/110:55:501
21819991312,0cyclictest0-21swapper/109:15:211
2181999130,0cyclictest0-21swapper/112:29:011
2181999130,0cyclictest0-21swapper/112:24:141
2181999130,0cyclictest0-21swapper/111:40:331
2181999130,0cyclictest0-21swapper/110:07:241
21818991311,0cyclictest1480-21nfsd10:04:360
2181899130,0cyclictest0-21swapper/012:17:220
2181899130,0cyclictest0-21swapper/009:35:220
2181899130,0cyclictest0-21swapper/009:11:030
112750130,0irq/25-eth00-21swapper/309:21:073
351120,0ktimersoftd/30-21swapper/310:30:063
3399120,0migration/320461-21bash11:43:453
21821991212,0cyclictest112750irq/25-eth010:15:493
21821991212,0cyclictest0-21swapper/308:55:193
21821991211,0cyclictest19046-21sshd09:27:023
21821991211,0cyclictest0-21swapper/312:25:353
21821991211,0cyclictest0-21swapper/312:18:433
21821991211,0cyclictest0-21swapper/311:29:353
21821991211,0cyclictest0-21swapper/310:56:493
21821991211,0cyclictest0-21swapper/310:50:403
21821991210,0cyclictest22973-21sshd11:10:473
21821991210,0cyclictest0-21swapper/309:48:323
2182199120,0cyclictest0-21swapper/312:01:393
2182199120,0cyclictest0-21swapper/311:08:263
2182199120,0cyclictest0-21swapper/309:35:583
2182199120,0cyclictest0-21swapper/309:34:423
21820991211,0cyclictest9847-21sshd09:21:442
21820991211,0cyclictest13727-21diskmemload11:49:232
21820991211,0cyclictest0-21swapper/211:41:002
21820991210,0cyclictest18862-21sshd09:10:272
21820991210,0cyclictest0-21swapper/210:20:582
21820991210,0cyclictest0-21swapper/209:55:312
2182099120,0cyclictest5588-21pmu-power07:40:182
2182099120,0cyclictest31965-21sshd11:07:532
2182099120,0cyclictest0-21swapper/212:37:212
2182099120,0cyclictest0-21swapper/212:06:472
2182099120,0cyclictest0-21swapper/211:19:452
2182099120,0cyclictest0-21swapper/211:19:442
2182099120,0cyclictest0-21swapper/211:13:502
2182099120,0cyclictest0-21swapper/210:11:132
2182099120,0cyclictest0-21swapper/209:38:202
2182099120,0cyclictest0-21swapper/208:00:172
21819991211,0cyclictest0-21swapper/111:38:291
21819991211,0cyclictest0-21swapper/111:21:381
21819991211,0cyclictest0-21swapper/111:02:491
21819991210,0cyclictest0-21swapper/111:13:231
2181999120,0cyclictest0-21swapper/109:48:211
21818991211,0cyclictest20017-21sshd09:31:150
21818991211,0cyclictest0-21swapper/012:06:200
21818991211,0cyclictest0-21swapper/009:59:420
21818991211,0cyclictest0-21swapper/009:29:580
21818991210,0cyclictest0-21swapper/012:11:200
2181899120,0cyclictest0-21swapper/012:37:560
2181899120,0cyclictest0-21swapper/012:28:110
120650120,0irq/26-eth1-rx-0-21swapper/010:30:080
112750120,0irq/25-eth025564-21sshd10:13:243
41110,0ktimersoftd/00-21swapper/011:29:460
351110,0ktimersoftd/30-21swapper/307:56:323
271110,0ktimersoftd/20-21swapper/211:29:452
271110,0ktimersoftd/20-21swapper/209:50:042
2182199119,0cyclictest0-21swapper/311:23:403
21821991111,0cyclictest19095-21sshd10:20:433
21821991110,0cyclictest4826-21sshd12:23:123
21821991110,0cyclictest0-21swapper/311:56:123
21821991110,0cyclictest0-21swapper/308:01:533
21821991110,0cyclictest0-21swapper/307:52:213
21821991110,0cyclictest0-21swapper/307:52:203
2182199110,0cyclictest0-21swapper/308:40:343
2182199110,0cyclictest0-21swapper/307:21:553
21820991111,0cyclictest0-21swapper/212:10:452
21820991111,0cyclictest0-21swapper/209:46:012
21820991111,0cyclictest0-21swapper/208:13:252
21820991111,0cyclictest0-21swapper/207:45:172
21820991110,0cyclictest5041-21bash10:35:242
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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