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2025-11-21 - 08:05
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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 Nov 21, 2025 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
110050610,0irq/25-eth00-21swapper/319:05:023
117950590,0irq/26-eth1-rx-0-21swapper/119:05:031
9950460,0irq/24-0000:00:0-21swapper/219:05:462
9950440,0irq/24-0000:00:0-21swapper/019:05:300
857899180,0cyclictest10675-21sshd23:54:151
271170,0ktimersoftd/227209-21sshd23:32:462
191170,0ktimersoftd/1429-21diskmemload23:32:471
8579991615,0cyclictest0-21swapper/222:16:082
8580991514,0cyclictest4711-21sshd23:33:503
8580991514,0cyclictest23393-21sshd22:07:043
857899150,0cyclictest29026-21bash22:25:051
8580991413,0cyclictest19794-21sshd21:28:433
8580991411,0cyclictest3279-21sshd22:18:473
8579991413,0cyclictest12185-21bash00:32:462
8579991413,0cyclictest0-21swapper/223:42:342
8579991413,0cyclictest0-21swapper/200:06:302
8578991413,0cyclictest0-21swapper/100:24:501
857899140,0cyclictest0-21swapper/123:05:131
8577991412,0cyclictest429-21diskmemload22:27:260
8577991411,0cyclictest429-21diskmemload22:18:020
8577991411,0cyclictest17422-21memory19:25:170
857799140,0cyclictest0-21swapper/023:25:170
857799140,0cyclictest0-21swapper/000:20:280
110050140,0irq/25-eth023604-21cp23:45:430
110050140,0irq/25-eth014471-21bash23:38:120
110050140,0irq/25-eth00-21swapper/323:56:293
110050140,0irq/25-eth00-21swapper/122:55:521
8580991312,0cyclictest14466-21bash23:17:553
8580991312,0cyclictest0-21swapper/321:53:013
8580991311,0cyclictest0-21swapper/300:19:373
858099130,0cyclictest0-21swapper/321:37:133
858099130,0cyclictest0-21swapper/300:25:143
8579991312,0cyclictest24376-21sshd22:10:342
8579991312,0cyclictest0-21swapper/223:55:062
8579991312,0cyclictest0-21swapper/223:05:502
8579991312,0cyclictest0-21swapper/200:18:272
8579991311,0cyclictest27841-21sshd00:27:312
8579991311,0cyclictest0-21swapper/222:55:022
857999130,0cyclictest25974-21bash23:22:272
857999130,0cyclictest0-21swapper/222:21:222
857999130,0cyclictest0-21swapper/221:44:332
857999130,0cyclictest0-21swapper/221:12:302
857999130,0cyclictest0-21swapper/200:13:402
8578991312,0cyclictest13453-21sshd22:50:391
8578991312,0cyclictest0-21swapper/122:41:011
8578991312,0cyclictest0-21swapper/122:06:091
857899130,0cyclictest0-21swapper/100:09:431
8577991312,0cyclictest28531-21sshd21:43:250
857799131,0cyclictest0-21swapper/021:00:160
857799130,0cyclictest0-21swapper/023:00:460
857799130,0cyclictest0-21swapper/021:25:450
110050130,0irq/25-eth00-21swapper/121:46:171
9950120,0irq/24-0000:00:0-21swapper/222:06:572
8580991211,0cyclictest20306-21sshd21:56:223
8580991211,0cyclictest0-21swapper/322:13:143
8580991211,0cyclictest0-21swapper/321:45:423
8580991211,0cyclictest0-21swapper/300:20:113
8580991211,0cyclictest0-21swapper/300:08:483
8580991210,0cyclictest0-21swapper/323:00:033
8580991210,0cyclictest0-21swapper/322:42:293
8579991211,0cyclictest110050irq/25-eth023:47:322
8579991211,0cyclictest0-21swapper/219:35:142
8579991210,0cyclictest0-21swapper/223:54:322
8579991210,0cyclictest0-21swapper/221:50:562
857999120,0cyclictest0-21swapper/223:04:422
857999120,0cyclictest0-21swapper/222:46:332
857999120,0cyclictest0-21swapper/221:25:572
8578991212,0cyclictest0-21swapper/123:59:461
8578991211,0cyclictest14449-21bash23:14:341
8578991211,0cyclictest0-21swapper/123:28:521
8578991211,0cyclictest0-21swapper/123:15:101
8578991210,0cyclictest0-21swapper/123:46:031
8578991210,0cyclictest0-21swapper/121:32:271
857899120,0cyclictest0-21swapper/122:20:151
857899120,0cyclictest0-21swapper/100:32:451
8577991211,0cyclictest1453-21nfsd23:14:280
8577991211,0cyclictest110050irq/25-eth022:53:290
8577991211,0cyclictest0-21swapper/023:51:320
8577991211,0cyclictest0-21swapper/022:01:520
8577991211,0cyclictest0-21swapper/000:37:240
8577991210,0cyclictest0-21swapper/021:16:350
857799120,0cyclictest8843-21sshd23:44:220
857799120,0cyclictest16774-21sshd22:40:520
857799120,0cyclictest0-21swapper/022:38:060
191120,0ktimersoftd/10-21swapper/121:27:431
110050120,0irq/25-eth00-21swapper/323:12:283
110050120,0irq/25-eth00-21swapper/122:34:151
8580991111,0cyclictest0-21swapper/319:40:083
8580991111,0cyclictest0-21swapper/319:21:043
8580991110,0cyclictest9950irq/24-0000:00:21:33:383
8580991110,0cyclictest3575-21sshd00:03:333
8580991110,0cyclictest26579-21sshd21:22:273
8580991110,0cyclictest24104-21sshd00:30:243
8580991110,0cyclictest1512-21sshd23:24:413
8580991110,0cyclictest1512-21sshd21:12:343
8580991110,0cyclictest0-21swapper/319:59:593
8580991110,0cyclictest0-21swapper/319:59:593
858099110,0cyclictest110050irq/25-eth022:31:273
858099110,0cyclictest0-21swapper/322:20:173
858099110,0cyclictest0-21swapper/320:37:033
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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