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2026-08-08 - 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 Sat Aug 08, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750620,0irq/25-eth00-21swapper/119:05:551
112750580,0irq/25-eth00-21swapper/319:05:183
112750560,0irq/25-eth00-21swapper/219:06:222
9950460,0irq/24-0000:00:0-21swapper/019:05:300
2928299180,0cyclictest23627-21sshd23:13:280
29283991716,0cyclictest7127-21sshd21:12:141
29284991514,0cyclictest0-21swapper/223:05:342
2928499150,0cyclictest0-21swapper/221:15:162
2928399150,0cyclictest0-21swapper/122:40:161
29285991413,0cyclictest0-21swapper/323:07:153
29285991413,0cyclictest0-21swapper/300:35:183
2928599140,0cyclictest17669-21sshd23:20:513
2928599140,0cyclictest17669-21sshd23:20:513
2928499140,0cyclictest0-21swapper/222:40:202
29283991413,0cyclictest0-21swapper/122:25:381
2928399140,0cyclictest0-21swapper/123:36:091
2928399140,0cyclictest0-21swapper/121:15:131
112750140,0irq/25-eth00-21swapper/100:13:191
29285991312,0cyclictest28333-21sshd22:45:123
29285991312,0cyclictest0-21swapper/322:56:133
29285991312,0cyclictest0-21swapper/322:40:183
29285991311,0cyclictest0-21swapper/323:49:393
29284991312,0cyclictest0-21swapper/222:59:252
29284991312,0cyclictest0-21swapper/222:26:532
29284991312,0cyclictest0-21swapper/221:42:592
29284991311,0cyclictest0-21swapper/223:14:172
2928499130,0cyclictest13101-21sshd22:02:052
2928499130,0cyclictest0-21swapper/222:54:322
29283991312,0cyclictest16156-21sshd00:18:331
29283991312,0cyclictest0-21swapper/123:59:031
2928399130,0cyclictest0-21swapper/122:08:481
2928399130,0cyclictest0-21swapper/122:01:081
29282991312,0cyclictest23258-21sshd23:38:090
29282991311,0cyclictest0-21swapper/023:53:500
29282991311,0cyclictest0-21swapper/021:15:440
2928299131,0cyclictest0-21swapper/020:05:010
2928299130,0cyclictest7224-21bash23:23:450
2928299130,0cyclictest7224-21bash23:23:450
112750130,0irq/25-eth015828-21sshd00:39:052
29285991211,0cyclictest0-21swapper/322:31:363
29285991211,0cyclictest0-21swapper/322:10:553
29285991211,0cyclictest0-21swapper/300:17:263
29285991210,0cyclictest34-21rcuc/323:27:003
29285991210,0cyclictest0-21swapper/323:13:263
29285991210,0cyclictest0-21swapper/321:35:083
2928599120,0cyclictest29780-21sshd23:30:373
2928599120,0cyclictest29780-21sshd23:30:363
2928599120,0cyclictest0-21swapper/322:29:023
2928599120,0cyclictest0-21swapper/321:31:183
2928599120,0cyclictest0-21swapper/321:17:503
2928599120,0cyclictest0-21swapper/300:32:463
29284991212,0cyclictest0-21swapper/223:30:272
29284991212,0cyclictest0-21swapper/223:30:262
29284991211,0cyclictest0-21swapper/223:58:112
29284991211,0cyclictest0-21swapper/223:41:152
29284991211,0cyclictest0-21swapper/223:25:332
29284991210,0cyclictest0-21swapper/221:46:482
2928499120,0cyclictest0-21swapper/222:11:192
29283991212,0cyclictest0-21swapper/100:28:461
29283991211,0cyclictest0-21swapper/122:11:211
29283991211,0cyclictest0-21swapper/100:07:321
2928399120,0cyclictest0-21swapper/121:59:511
2928399120,0cyclictest0-21swapper/121:35:211
2928399120,0cyclictest0-21swapper/100:03:551
29282991211,0cyclictest6822-21sshd21:45:000
29282991211,0cyclictest15617-21sshd23:45:210
29282991211,0cyclictest0-21swapper/023:41:460
29282991211,0cyclictest0-21swapper/022:46:340
29282991211,0cyclictest0-21swapper/021:43:440
29282991211,0cyclictest0-21swapper/000:13:220
29282991210,0cyclictest0-21swapper/022:08:140
2928299120,0cyclictest4668-21sshd22:13:210
2928299120,0cyclictest0-21swapper/023:55:140
2928299120,0cyclictest0-21swapper/022:40:250
2928299120,0cyclictest0-21swapper/021:24:200
271120,0ktimersoftd/216575-21sshd23:24:592
271120,0ktimersoftd/216575-21sshd23:24:582
112750120,0irq/25-eth05924-21sshd22:34:071
41110,0ktimersoftd/027662-21sshd21:39:260
41110,0ktimersoftd/00-21swapper/022:15:120
29285991111,0cyclictest0-21swapper/322:35:263
29285991111,0cyclictest0-21swapper/300:08:573
29285991111,0cyclictest0-21swapper/300:00:273
29285991110,0cyclictest29266-21sshd23:18:173
29285991110,0cyclictest0-21swapper/323:01:063
29285991110,0cyclictest0-21swapper/321:58:083
29285991110,0cyclictest0-21swapper/300:12:323
29284991111,0cyclictest7479-21sshd00:09:152
29284991111,0cyclictest0-21swapper/223:37:382
29284991111,0cyclictest0-21swapper/219:40:112
29284991110,0cyclictest1989-21sshd22:45:492
29284991110,0cyclictest0-21swapper/222:38:242
29284991110,0cyclictest0-21swapper/221:31:042
29284991110,0cyclictest0-21swapper/200:30:442
2928499110,0cyclictest27107-21sshd00:03:292
2928499110,0cyclictest16087-21sshd23:49:432
2928499110,0cyclictest0-21swapper/221:29:582
2928499110,0cyclictest0-21swapper/221:10:272
2928499110,0cyclictest0-21swapper/220:46:312
2928499110,0cyclictest0-21swapper/219:21:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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