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2026-03-29 - 13:24
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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 Sun Mar 29, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750630,0irq/25-eth00-21swapper/119:09:371
120650590,0irq/26-eth1-rx-0-21swapper/319:09:443
120650450,0irq/26-eth1-rx-0-21swapper/219:07:462
2421923924,0sleep00-21swapper/019:06:240
24581991615,0cyclictest0-21swapper/300:39:093
2458199160,0cyclictest0-21swapper/320:10:233
24579991615,0cyclictest16093-21sshd21:47:431
2458199150,0cyclictest0-21swapper/300:20:133
24580991514,0cyclictest0-21swapper/223:25:332
24579991514,0cyclictest0-21swapper/121:23:121
24579991514,0cyclictest0-21swapper/100:31:591
2457999150,0cyclictest16728-21munin-run00:30:001
2458199144,0cyclictest0-21swapper/322:25:153
24581991413,0cyclictest27626-21sshd22:31:363
24580991413,0cyclictest0-21swapper/200:33:522
2457999140,0cyclictest0-21swapper/121:10:141
24578991412,0cyclictest0-21swapper/000:14:260
24578991411,0cyclictest25905-21cp00:01:050
24581991312,0cyclictest19667-21sshd22:22:053
24581991312,0cyclictest0-21swapper/321:41:403
24581991311,0cyclictest0-21swapper/323:03:393
2458199130,0cyclictest15585-21sshd00:08:223
2458199130,0cyclictest0-21swapper/323:53:023
24580991313,0cyclictest0-21swapper/222:06:132
24580991312,0cyclictest0-21swapper/221:25:542
24580991312,0cyclictest0-21swapper/200:16:542
24580991311,0cyclictest0-21swapper/223:05:352
24580991310,0cyclictest20160-21sshd00:09:002
24580991310,0cyclictest0-21swapper/222:44:332
24580991310,0cyclictest0-21swapper/222:44:322
2458099130,0cyclictest0-21swapper/222:23:462
24579991312,0cyclictest15620-21sshd23:34:141
24579991312,0cyclictest0-21swapper/122:57:461
24579991312,0cyclictest0-21swapper/122:57:451
24579991312,0cyclictest0-21swapper/122:27:551
24579991312,0cyclictest0-21swapper/122:03:491
24579991311,0cyclictest0-21swapper/121:34:221
24578991312,0cyclictest16485-21diskmemload23:26:520
24578991312,0cyclictest0-21swapper/023:09:160
24578991311,0cyclictest0-21swapper/023:53:110
24578991311,0cyclictest0-21swapper/021:37:030
24578991311,0cyclictest0-21swapper/000:06:460
112750130,0irq/25-eth018171-21sshd21:31:053
9950120,0irq/24-0000:00:0-21swapper/022:55:000
9950120,0irq/24-0000:00:0-21swapper/022:54:590
41120,0ktimersoftd/00-21swapper/022:31:370
24581991212,0cyclictest0-21swapper/320:30:203
24581991211,0cyclictest5017-21id00:02:413
24581991211,0cyclictest24432-21sshd21:57:133
24581991211,0cyclictest0-21swapper/323:58:583
24581991211,0cyclictest0-21swapper/323:27:223
24581991211,0cyclictest0-21swapper/322:12:203
24581991210,0cyclictest0-21swapper/319:40:153
2458199120,0cyclictest0-21swapper/321:54:463
2458199120,0cyclictest0-21swapper/321:10:133
2458199120,0cyclictest0-21swapper/300:30:333
24580991211,0cyclictest3478-21sshd23:45:182
24580991211,0cyclictest0-21swapper/223:15:412
24580991211,0cyclictest0-21swapper/221:42:372
24580991211,0cyclictest0-21swapper/200:01:202
24580991210,0cyclictest9482-21bash21:17:252
24580991210,0cyclictest0-21swapper/219:10:202
2458099120,0cyclictest17315-21bash22:51:382
2458099120,0cyclictest17315-21bash22:51:382
2458099120,0cyclictest0-21swapper/222:58:442
2458099120,0cyclictest0-21swapper/222:58:442
24579991211,0cyclictest0-21swapper/123:46:051
24579991211,0cyclictest0-21swapper/123:42:081
24579991211,0cyclictest0-21swapper/122:36:581
24579991211,0cyclictest0-21swapper/121:57:561
24579991211,0cyclictest0-21swapper/100:01:531
2457999120,0cyclictest31536-21sshd23:36:131
2457999120,0cyclictest0-21swapper/121:17:371
2457999120,0cyclictest0-21swapper/119:15:161
2457999120,0cyclictest0-21swapper/100:07:351
2457899120,0cyclictest9303-21bash21:17:240
2457899120,0cyclictest18423-21sshd22:56:020
2457899120,0cyclictest18423-21sshd22:56:010
2457899120,0cyclictest17819-21sshd23:17:240
2457899120,0cyclictest0-21swapper/022:48:570
2457899120,0cyclictest0-21swapper/022:28:230
2457899120,0cyclictest0-21swapper/022:20:500
2457899120,0cyclictest0-21swapper/021:52:490
41110,0ktimersoftd/016485-21diskmemload21:41:210
2458199119,0cyclictest0-21swapper/320:06:163
24581991111,0cyclictest0-21swapper/322:17:113
24581991110,0cyclictest2931-21sshd23:40:573
24581991110,0cyclictest112750irq/25-eth023:30:533
24581991110,0cyclictest0-21swapper/323:38:593
24581991110,0cyclictest0-21swapper/322:47:163
24581991110,0cyclictest0-21swapper/322:36:013
24581991110,0cyclictest0-21swapper/300:28:213
24581991110,0cyclictest0-21swapper/300:12:053
2458199110,0cyclictest0-21swapper/320:59:433
2458199110,0cyclictest0-21swapper/320:43:353
2458199110,0cyclictest0-21swapper/320:00:003
2458099119,0cyclictest0-21swapper/219:48:122
2458099117,0cyclictest12219-21sshd23:42:152
24580991111,0cyclictest112750irq/25-eth000:27:282
24580991111,0cyclictest0-21swapper/222:26:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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