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2026-09-04 - 19:05
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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 Fri Sep 04, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650650,0irq/26-eth1-rx-0-21swapper/107:08:471
112750610,0irq/25-eth00-21swapper/307:05:253
120650460,0irq/26-eth1-rx-0-21swapper/007:06:370
120650440,0irq/26-eth1-rx-0-21swapper/207:07:012
32519991514,0cyclictest0-21swapper/311:06:433
3251899150,0cyclictest0-21swapper/211:42:492
3251699150,0cyclictest12096-21sshd09:30:200
32519991412,0cyclictest0-21swapper/310:24:533
3251999140,0cyclictest0-21swapper/309:11:213
32518991413,0cyclictest0-21swapper/211:26:462
32518991413,0cyclictest0-21swapper/211:10:582
32518991413,0cyclictest0-21swapper/211:03:322
3251899140,0cyclictest0-21swapper/211:57:342
32517991413,0cyclictest0-21swapper/109:14:241
3251799141,0cyclictest0-21swapper/110:58:151
3251799141,0cyclictest0-21swapper/110:39:191
3251699140,0cyclictest0-21swapper/012:25:140
3251699140,0cyclictest0-21swapper/010:46:430
32519991312,0cyclictest18997-21bash12:21:043
32519991312,0cyclictest0-21swapper/311:19:513
32519991312,0cyclictest0-21swapper/311:12:033
32519991312,0cyclictest0-21swapper/310:56:153
32519991311,0cyclictest0-21swapper/310:52:333
3251999130,0cyclictest0-21swapper/309:29:563
3251999130,0cyclictest0-21swapper/309:00:123
32518991312,0cyclictest28557-21sshd10:38:342
32518991312,0cyclictest0-21swapper/212:12:382
32518991312,0cyclictest0-21swapper/211:49:402
32518991311,0cyclictest0-21swapper/210:59:422
32518991311,0cyclictest0-21swapper/209:56:172
32518991311,0cyclictest0-21swapper/209:50:002
3251899130,0cyclictest0-21swapper/211:54:332
32517991312,0cyclictest31349-21sshd10:05:301
32517991312,0cyclictest24434-21diskmemload10:49:451
32517991312,0cyclictest16771-21sshd12:17:061
32517991312,0cyclictest0-21swapper/111:26:071
32517991312,0cyclictest0-21swapper/110:51:371
32517991311,0cyclictest3529-21sshd11:34:571
3251799130,0cyclictest28735-21bash09:39:431
3251799130,0cyclictest0-21swapper/111:47:271
3251799130,0cyclictest0-21swapper/109:30:391
32516991312,0cyclictest13038-21sshd11:39:450
32516991312,0cyclictest0-21swapper/012:34:520
32516991311,0cyclictest8540-21sshd10:28:580
32516991311,0cyclictest8540-21sshd10:28:570
32516991311,0cyclictest6244-21sshd09:40:420
32516991311,0cyclictest30792-21sshd09:28:550
32516991311,0cyclictest20448-21id09:53:240
9950120,0irq/24-0000:00:23869-21sshd11:03:520
32519991211,0cyclictest5271-21sshd11:35:083
32519991211,0cyclictest4302-21sshd10:35:413
32519991211,0cyclictest3695-21sshd10:28:233
32519991211,0cyclictest3695-21sshd10:28:223
32519991211,0cyclictest26240-21sshd09:50:203
32519991211,0cyclictest112750irq/25-eth010:33:043
32519991211,0cyclictest0-21swapper/311:30:183
32519991211,0cyclictest0-21swapper/309:16:143
32519991210,0cyclictest0-21swapper/312:10:093
32519991210,0cyclictest0-21swapper/310:48:493
3251999120,0cyclictest0-21swapper/311:26:003
32518991211,0cyclictest8350-21tune2fs10:25:132
32518991211,0cyclictest8350-21tune2fs10:25:122
32518991211,0cyclictest16964-21bash11:17:582
32518991211,0cyclictest0-21swapper/212:38:542
32518991211,0cyclictest0-21swapper/211:38:162
32518991211,0cyclictest0-21swapper/209:40:162
32518991211,0cyclictest0-21swapper/209:35:012
32518991211,0cyclictest0-21swapper/209:19:412
32518991211,0cyclictest0-21swapper/208:33:412
3251899120,0cyclictest6468-21bash10:02:472
3251899120,0cyclictest0-21swapper/212:23:082
32517991212,0cyclictest0-21swapper/111:40:181
32517991211,0cyclictest23131-1kworker/1:2H11:00:591
32517991211,0cyclictest18570-21sshd12:39:361
32517991211,0cyclictest18143-21bash12:09:571
32517991211,0cyclictest112750irq/25-eth009:50:211
32517991211,0cyclictest112750irq/25-eth009:27:041
32517991211,0cyclictest0-21swapper/111:53:521
32517991211,0cyclictest0-21swapper/110:28:171
32517991211,0cyclictest0-21swapper/110:28:161
32517991211,0cyclictest0-21swapper/110:12:001
32517991210,0cyclictest9356-21sshd12:01:251
32516991211,0cyclictest6216-21sshd09:55:200
32516991211,0cyclictest4534-21sshd11:42:250
32516991211,0cyclictest1413-21sshd12:11:390
32516991211,0cyclictest0-21swapper/009:48:590
32516991210,0cyclictest31723-21sshd10:38:570
32516991210,0cyclictest25883-21sshd11:19:010
3251699120,0cyclictest0-21swapper/012:15:110
3251699120,0cyclictest0-21swapper/010:50:260
3251699120,0cyclictest0-21swapper/010:15:190
191120,0ktimersoftd/11480-21nfsd11:18:481
112750120,0irq/25-eth00-21swapper/210:51:562
112750120,0irq/25-eth00-21swapper/109:23:201
32519991111,0cyclictest0-21swapper/312:04:043
32519991111,0cyclictest0-21swapper/311:41:483
32519991111,0cyclictest0-21swapper/311:01:563
32519991111,0cyclictest0-21swapper/310:15:283
32519991111,0cyclictest0-21swapper/310:14:003
32519991111,0cyclictest0-21swapper/310:07:553
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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