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2026-05-26 - 02:29
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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 May 26, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750650,0irq/25-eth00-21swapper/119:05:101
120650610,0irq/26-eth1-rx-0-21swapper/319:06:533
112750550,0irq/25-eth00-21swapper/219:07:542
120650450,0irq/26-eth1-rx-0-21swapper/019:05:240
271180,0ktimersoftd/20-21swapper/222:48:352
191180,0ktimersoftd/127123-21bash22:48:361
2550991615,0cyclictest14679-21sshd21:25:211
255199140,0cyclictest26864-21diskmemload22:00:162
2549991410,0cyclictest0-21swapper/023:22:020
2552991312,0cyclictest0-21swapper/321:47:253
2552991312,0cyclictest0-21swapper/300:32:443
2552991311,0cyclictest0-21swapper/323:10:493
2552991311,0cyclictest0-21swapper/322:20:173
255299130,0cyclictest17825-21sshd23:34:393
255299130,0cyclictest0-21swapper/321:05:173
2551991312,0cyclictest15848-21bash22:25:282
2551991312,0cyclictest1233-21sshd00:36:522
2551991312,0cyclictest0-21swapper/222:13:232
2551991312,0cyclictest0-21swapper/200:25:152
2551991312,0cyclictest0-21swapper/200:00:372
255199130,0cyclictest31332-21id23:32:032
2550991312,0cyclictest26864-21diskmemload21:31:371
2550991312,0cyclictest20386-21sshd22:43:241
255099130,0cyclictest0-21swapper/100:25:291
2549991312,0cyclictest26864-21diskmemload23:50:500
2549991312,0cyclictest0-21swapper/022:53:330
254999130,0cyclictest0-21swapper/021:32:430
112750130,0irq/25-eth014510-21bash22:21:032
112750130,0irq/25-eth00-21swapper/023:43:430
351120,0ktimersoftd/30-21swapper/322:36:193
2552991211,0cyclictest2946-21sshd22:02:243
2552991211,0cyclictest0-21swapper/323:48:423
2552991211,0cyclictest0-21swapper/323:19:193
255299120,0cyclictest3757-21sshd21:11:033
255299120,0cyclictest0-21swapper/323:59:023
255299120,0cyclictest0-21swapper/322:08:263
2551991212,0cyclictest0-21swapper/223:19:222
2551991211,0cyclictest18970-21sshd22:51:432
2551991211,0cyclictest0-21swapper/223:06:572
2551991211,0cyclictest0-21swapper/222:06:192
2551991210,0cyclictest0-21swapper/222:36:302
2551991210,0cyclictest0-21swapper/222:31:322
255199120,0cyclictest0-21swapper/221:16:502
255199120,0cyclictest0-21swapper/200:21:322
2550991211,0cyclictest0-21swapper/123:53:421
2550991210,0cyclictest0-21swapper/122:27:361
2549991211,0cyclictest8235-21sshd23:37:360
2549991211,0cyclictest31730-21sshd23:27:500
2549991211,0cyclictest26864-21diskmemload22:38:200
2549991211,0cyclictest26864-21diskmemload00:17:330
2549991211,0cyclictest0-21swapper/023:19:060
2549991211,0cyclictest0-21swapper/023:11:270
2549991211,0cyclictest0-21swapper/023:04:490
2549991210,0cyclictest0-21swapper/022:11:160
2549991210,0cyclictest0-21swapper/022:04:110
254999120,0cyclictest0-21swapper/022:22:190
254999120,0cyclictest0-21swapper/021:52:060
41110,0ktimersoftd/06531-21bash00:24:470
351110,0ktimersoftd/30-21swapper/319:51:223
2552991111,0cyclictest0-21swapper/323:41:163
2552991110,0cyclictest0-21swapper/323:52:243
255299110,0cyclictest0-21swapper/320:19:153
2551991111,0cyclictest0-21swapper/219:49:562
2551991111,0cyclictest0-21swapper/219:20:452
2551991110,0cyclictest29185-21bash00:14:552
2551991110,0cyclictest10971-21bash23:46:332
2551991110,0cyclictest0-21swapper/223:25:112
2551991110,0cyclictest0-21swapper/223:20:332
2551991110,0cyclictest0-21swapper/221:45:032
2551991110,0cyclictest0-21swapper/200:05:222
255199110,0cyclictest14063-21sshd21:29:362
255199110,0cyclictest13958-21id21:55:162
255199110,0cyclictest0-21swapper/222:43:362
255199110,0cyclictest0-21swapper/221:11:082
255199110,0cyclictest0-21swapper/221:04:092
2550991110,0cyclictest31183-21bash21:44:451
2550991110,0cyclictest0-21swapper/123:13:581
2550991110,0cyclictest0-21swapper/122:55:301
255099110,0cyclictest0-21swapper/122:14:431
254999119,0cyclictest0-21swapper/019:50:350
254999118,0cyclictest0-21swapper/022:15:130
2549991111,0cyclictest0-21swapper/021:22:010
2549991111,0cyclictest0-21swapper/019:55:560
2549991111,0cyclictest0-21swapper/000:36:360
254999110,0cyclictest0-21swapper/020:57:100
254999110,0cyclictest0-21swapper/020:42:100
254999110,0cyclictest0-21swapper/020:19:230
254999110,0cyclictest0-21swapper/000:27:540
112750110,0irq/25-eth00-21swapper/321:25:353
112750110,0irq/25-eth00-21swapper/023:58:040
112750110,0irq/25-eth00-21swapper/021:16:470
271100,0ktimersoftd/20-21swapper/220:56:362
255299109,0cyclictest822-21bash23:28:023
255299109,0cyclictest26864-21diskmemload22:19:153
255299109,0cyclictest0-21swapper/322:45:023
255299109,0cyclictest0-21swapper/322:14:413
255299105,0cyclictest0-21swapper/322:55:143
255299100,0cyclictest26864-21diskmemload00:20:223
255299100,0cyclictest0-21swapper/320:52:563
255299100,0cyclictest0-21swapper/320:36:403
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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