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2026-05-25 - 09:23
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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 Mon May 25, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750630,0irq/25-eth00-21swapper/319:05:123
112750600,0irq/25-eth00-21swapper/119:05:181
112750560,0irq/25-eth00-21swapper/219:06:112
2469524422,0sleep00-21swapper/019:09:370
2479299150,0cyclictest29513-21sshd21:50:170
2479599140,0cyclictest0-21swapper/323:30:203
2479599140,0cyclictest0-21swapper/323:28:523
24794991413,0cyclictest0-21swapper/200:16:552
2479499140,0cyclictest0-21swapper/221:27:262
24793991413,0cyclictest28621-21sshd00:12:371
2479399140,0cyclictest0-21swapper/100:06:201
24792991413,0cyclictest0-21swapper/022:25:560
24792991411,0cyclictest0-21swapper/000:30:480
2479299140,0cyclictest5381-21sshd22:30:140
112750140,0irq/25-eth00-21swapper/221:56:002
112750140,0irq/25-eth00-21swapper/123:50:531
41130,0ktimersoftd/00-21swapper/021:26:340
24795991312,0cyclictest16535-21sshd00:06:383
24795991312,0cyclictest0-21swapper/322:34:513
24795991312,0cyclictest0-21swapper/321:10:103
24795991312,0cyclictest0-21swapper/300:17:043
24795991312,0cyclictest0-21swapper/300:13:573
2479599130,0cyclictest20544-21sshd00:20:133
2479599130,0cyclictest0-21swapper/300:31:293
24794991312,0cyclictest0-21swapper/222:28:532
24794991312,0cyclictest0-21swapper/222:14:562
24794991312,0cyclictest0-21swapper/221:46:152
2479499130,0cyclictest14831-21sshd00:10:392
2479499130,0cyclictest0-21swapper/223:44:102
24793991312,0cyclictest0-21swapper/123:22:261
24793991312,0cyclictest0-21swapper/122:52:341
24793991312,0cyclictest0-21swapper/122:45:361
24792991312,0cyclictest0-21swapper/023:08:060
24792991311,0cyclictest0-21swapper/021:22:090
24792991311,0cyclictest0-21swapper/021:18:260
112750130,0irq/25-eth00-21swapper/023:30:150
9950120,0irq/24-0000:00:26922-21bash00:20:580
351120,0ktimersoftd/30-21swapper/322:16:233
24795991212,0cyclictest0-21swapper/323:06:343
24795991211,0cyclictest9052-21sshd21:38:593
24795991211,0cyclictest0-21swapper/323:57:203
24795991211,0cyclictest0-21swapper/321:57:333
24795991211,0cyclictest0-21swapper/321:16:333
24795991210,0cyclictest0-21swapper/300:38:343
2479599120,0cyclictest28016-21sshd22:50:263
2479599120,0cyclictest0-21swapper/322:08:013
24794991211,0cyclictest21488-21sshd22:40:592
24794991211,0cyclictest0-21swapper/223:58:002
24794991211,0cyclictest0-21swapper/221:43:362
24794991210,0cyclictest0-21swapper/222:59:132
2479499120,0cyclictest16709-21diskmemload21:38:492
2479499120,0cyclictest0-21swapper/222:23:462
24793991211,0cyclictest16709-21diskmemload21:50:531
24793991211,0cyclictest0-21swapper/122:34:211
24793991211,0cyclictest0-21swapper/100:37:141
24793991210,0cyclictest28322-21bash23:03:361
24793991210,0cyclictest21454-21bash22:02:091
24793991210,0cyclictest0-21swapper/123:55:111
24793991210,0cyclictest0-21swapper/100:15:441
2479399120,0cyclictest28609-21sshd21:45:461
2479399120,0cyclictest0-21swapper/123:33:561
2479399120,0cyclictest0-21swapper/123:08:441
2479399120,0cyclictest0-21swapper/121:58:401
2479399120,0cyclictest0-21swapper/121:28:491
24792991211,0cyclictest0-21swapper/023:40:440
24792991211,0cyclictest0-21swapper/023:37:020
24792991211,0cyclictest0-21swapper/022:03:580
24792991211,0cyclictest0-21swapper/021:35:240
24792991211,0cyclictest0-21swapper/021:14:430
24792991210,0cyclictest0-21swapper/022:56:160
2479299120,0cyclictest1539-21sshd23:55:370
2479299120,0cyclictest0-21swapper/023:53:450
191120,0ktimersoftd/10-21swapper/123:48:131
191120,0ktimersoftd/10-21swapper/122:36:251
112750120,0irq/25-eth029500-21sshd00:17:010
112750120,0irq/25-eth028248-21sshd21:45:423
112750120,0irq/25-eth00-21swapper/122:41:191
41110,0ktimersoftd/025434-21sshd22:24:220
351110,0ktimersoftd/325443-21sshd22:24:213
271110,0ktimersoftd/20-21swapper/223:18:362
2479599119,0cyclictest0-21swapper/322:39:093
24795991111,0cyclictest0-21swapper/323:47:143
24795991111,0cyclictest0-21swapper/323:21:053
24795991111,0cyclictest0-21swapper/323:00:383
24795991111,0cyclictest0-21swapper/320:45:253
24795991110,0cyclictest7985-21cp22:04:463
24795991110,0cyclictest3771-21sshd21:42:333
24795991110,0cyclictest31255-21sshd23:38:283
24795991110,0cyclictest22964-21sshd23:54:393
24795991110,0cyclictest22764-21sshd22:28:163
24795991110,0cyclictest10528-21sshd22:56:493
24795991110,0cyclictest0-21swapper/322:11:303
2479599110,0cyclictest0-21swapper/319:16:333
24794991111,0cyclictest0-21swapper/222:19:292
24794991110,0cyclictest8558-21cp21:17:232
24794991110,0cyclictest810-40kipmi023:10:142
24794991110,0cyclictest26515-21sshd23:07:392
24794991110,0cyclictest1245-21sshd00:26:122
24794991110,0cyclictest0-21swapper/222:08:482
2479499110,0cyclictest0-21swapper/221:10:422
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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