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2026-08-18 - 05:49
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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 Aug 18, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750620,0irq/25-eth00-21swapper/119:05:281
120650590,0irq/26-eth1-rx-0-21swapper/319:06:083
112750470,0irq/25-eth00-21swapper/219:06:392
112750450,0irq/25-eth00-21swapper/019:06:200
24343991716,0cyclictest16263-21diskmemload22:19:261
2434499150,0cyclictest0-21swapper/221:37:032
2434299150,0cyclictest0-21swapper/023:55:150
24345991413,0cyclictest0-21swapper/321:23:013
24345991412,0cyclictest0-21swapper/322:24:213
24344991411,0cyclictest0-21swapper/223:38:272
24344991411,0cyclictest0-21swapper/222:20:102
24344991411,0cyclictest0-21swapper/221:59:082
24343991413,0cyclictest0-21swapper/123:03:561
2434299142,0cyclictest0-21swapper/023:23:400
2434299140,0cyclictest0-21swapper/022:10:020
2434299140,0cyclictest0-21swapper/022:10:020
112750140,0irq/25-eth00-21swapper/323:53:353
24345991312,0cyclictest0-21swapper/322:33:183
24345991312,0cyclictest0-21swapper/322:16:143
2434599130,0cyclictest0-21swapper/321:43:003
2434599130,0cyclictest0-21swapper/321:29:463
24344991312,0cyclictest15081-21sshd23:41:222
24344991312,0cyclictest0-21swapper/200:15:392
2434499130,0cyclictest0-21swapper/223:50:192
2434499130,0cyclictest0-21swapper/222:51:112
24343991312,0cyclictest0-21swapper/123:13:271
24343991312,0cyclictest0-21swapper/122:40:411
24343991312,0cyclictest0-21swapper/121:59:271
2434399130,0cyclictest0-21swapper/121:22:521
24342991312,0cyclictest16263-21diskmemload23:48:390
2434299130,0cyclictest16263-21diskmemload23:33:400
2434299130,0cyclictest0-21swapper/021:32:230
2434299130,0cyclictest0-21swapper/000:20:230
2434299130,0cyclictest0-21swapper/000:14:050
191130,0ktimersoftd/10-21swapper/121:10:471
112750130,0irq/25-eth019738-21sshd23:05:002
9950120,0irq/24-0000:00:7021-21bash22:00:350
24345991211,0cyclictest30688-21sshd21:15:143
24345991211,0cyclictest17125-21sshd22:09:153
24345991211,0cyclictest0-21swapper/323:31:583
24345991211,0cyclictest0-21swapper/319:40:123
24345991210,0cyclictest16263-21diskmemload21:11:513
24345991210,0cyclictest0-21swapper/323:19:043
2434599120,0cyclictest9810-21sshd22:12:033
2434599120,0cyclictest9810-21sshd22:12:033
2434599120,0cyclictest16263-21diskmemload00:05:043
2434599120,0cyclictest0-21swapper/323:56:083
24344991211,0cyclictest31869-21sshd00:35:302
24344991211,0cyclictest0-21swapper/223:12:052
24344991211,0cyclictest0-21swapper/222:42:282
24344991211,0cyclictest0-21swapper/200:31:202
2434499120,0cyclictest7728-21sshd22:11:482
2434499120,0cyclictest7728-21sshd22:11:482
2434499120,0cyclictest0-21swapper/223:17:262
2434499120,0cyclictest0-21swapper/223:03:382
2434499120,0cyclictest0-21swapper/221:46:502
2434499120,0cyclictest0-21swapper/221:14:312
24343991212,0cyclictest0-21swapper/123:40:391
24343991211,0cyclictest16263-21diskmemload22:30:281
24343991211,0cyclictest14903-21sshd22:38:371
24343991211,0cyclictest0-21swapper/121:52:571
24343991210,0cyclictest22697-21sshd22:50:271
24343991210,0cyclictest0-21swapper/123:36:411
24343991210,0cyclictest0-21swapper/121:41:481
24343991210,0cyclictest0-21swapper/100:36:511
2434399120,0cyclictest0-21swapper/123:49:341
24342991211,0cyclictest18811-21sshd23:12:170
24342991211,0cyclictest0-21swapper/022:59:590
24342991211,0cyclictest0-21swapper/022:19:050
24342991211,0cyclictest0-21swapper/021:22:170
24342991210,0cyclictest12611-21bash21:13:130
24342991210,0cyclictest0-21swapper/022:20:080
24342991210,0cyclictest0-21swapper/021:41:130
24342991210,0cyclictest0-21swapper/000:08:040
2434299120,0cyclictest0-21swapper/023:27:370
112750120,0irq/25-eth09144-21sshd23:59:262
112750120,0irq/25-eth00-21swapper/223:32:112
41110,0ktimersoftd/00-21swapper/022:34:310
2434599119,0cyclictest0-21swapper/320:40:033
24345991111,0cyclictest1479-21nfsd22:02:453
24345991111,0cyclictest0-21swapper/323:23:013
24345991111,0cyclictest0-21swapper/323:08:163
24345991111,0cyclictest0-21swapper/322:37:153
24345991111,0cyclictest0-21swapper/320:57:133
24345991111,0cyclictest0-21swapper/320:47:143
24345991110,0cyclictest0-21swapper/323:36:593
2434599110,0cyclictest955-21sshd21:56:153
2434599110,0cyclictest0-21swapper/323:01:293
2434599110,0cyclictest0-21swapper/322:54:543
2434499119,0cyclictest0-21swapper/219:35:272
24344991111,0cyclictest0-21swapper/221:53:412
24344991111,0cyclictest0-21swapper/221:05:142
24344991111,0cyclictest0-21swapper/200:03:402
24344991110,0cyclictest6270-21sshd21:34:452
24344991110,0cyclictest30306-21sshd22:29:162
24344991110,0cyclictest0-21swapper/200:08:412
2434499110,0cyclictest0-21swapper/222:03:332
2434499110,0cyclictest0-21swapper/220:39:272
2434499110,0cyclictest0-21swapper/220:01:282
2434499110,0cyclictest0-21swapper/219:59:082
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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