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2026-04-29 - 08:15
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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 Wed Apr 29, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750670,0irq/25-eth00-21swapper/119:05:221
120650660,0irq/26-eth1-rx-0-21swapper/319:05:223
112750570,0irq/25-eth00-21swapper/219:09:262
1820824723,0sleep00-21swapper/019:09:130
1834099201,0cyclictest7343-21id22:13:501
18339991716,0cyclictest20989-21sshd21:32:400
1834199160,0cyclictest0-21swapper/219:15:152
1834299150,0cyclictest0-21swapper/322:10:183
18341991514,0cyclictest0-21swapper/223:19:032
41140,0ktimersoftd/014943-21bash22:49:230
18342991413,0cyclictest9523-21bash21:56:533
18342991413,0cyclictest8246-21sshd23:01:213
18341991413,0cyclictest21375-21sshd23:41:422
18341991413,0cyclictest0-21swapper/221:10:412
18341991412,0cyclictest0-21swapper/222:45:082
1834199140,0cyclictest10312-21diskmemload21:25:192
1834199140,0cyclictest0-21swapper/223:45:202
18340991413,0cyclictest1036-21sshd00:26:271
18340991413,0cyclictest0-21swapper/100:04:431
18339991412,0cyclictest15620-21sshd23:10:540
18339991412,0cyclictest15620-21sshd23:10:540
1833999140,0cyclictest0-21swapper/021:39:010
18342991312,0cyclictest0-21swapper/321:49:473
18342991312,0cyclictest0-21swapper/300:33:353
1834299130,0cyclictest0-21swapper/321:23:113
18341991313,0cyclictest0-21swapper/200:32:072
18341991312,0cyclictest8954-21sshd22:05:192
18341991312,0cyclictest112750irq/25-eth021:35:052
18341991312,0cyclictest0-21swapper/223:10:062
18341991312,0cyclictest0-21swapper/223:10:052
18341991312,0cyclictest0-21swapper/222:58:292
18341991312,0cyclictest0-21swapper/222:58:282
18341991312,0cyclictest0-21swapper/221:52:232
1834199130,0cyclictest0-21swapper/223:29:302
1834199130,0cyclictest0-21swapper/222:24:122
1834199130,0cyclictest0-21swapper/222:01:552
1834199130,0cyclictest0-21swapper/221:45:162
18340991312,0cyclictest24329-21cp23:20:351
18340991312,0cyclictest0-21swapper/123:00:151
18340991312,0cyclictest0-21swapper/121:21:091
1834099130,0cyclictest5033-21sshd22:39:281
1834099130,0cyclictest11030-21sshd22:48:511
1834099130,0cyclictest0-21swapper/122:54:341
18339991312,0cyclictest0-21swapper/022:42:120
18339991311,0cyclictest5921-21sshd23:26:480
1833999130,0cyclictest0-21swapper/022:57:320
1833999130,0cyclictest0-21swapper/022:57:320
1833999130,0cyclictest0-21swapper/022:07:350
112750130,0irq/25-eth015494-21sshd00:11:071
41120,0ktimersoftd/00-21swapper/023:21:070
271120,0ktimersoftd/20-21swapper/223:02:542
18342991212,0cyclictest0-21swapper/300:08:363
18342991211,0cyclictest9581-21users19:55:213
18342991211,0cyclictest9581-21users19:55:213
18342991211,0cyclictest16198-21sshd22:32:103
18342991211,0cyclictest12283-21sshd22:01:313
18342991211,0cyclictest1051-21sshd00:13:363
18342991211,0cyclictest0-21swapper/323:52:203
18342991211,0cyclictest0-21swapper/323:47:213
18342991211,0cyclictest0-21swapper/323:40:233
18342991211,0cyclictest0-21swapper/323:19:423
18342991211,0cyclictest0-21swapper/323:07:023
18342991211,0cyclictest0-21swapper/322:40:333
18342991211,0cyclictest0-21swapper/321:40:013
18342991210,0cyclictest0-21swapper/323:55:363
1834299120,0cyclictest0-21swapper/322:49:583
1834299120,0cyclictest0-21swapper/322:23:363
1834299120,0cyclictest0-21swapper/321:35:093
1834299120,0cyclictest0-21swapper/321:16:053
18341991211,0cyclictest0-21swapper/222:50:492
18341991211,0cyclictest0-21swapper/221:59:282
18341991211,0cyclictest0-21swapper/221:22:532
18341991211,0cyclictest0-21swapper/200:16:542
18341991211,0cyclictest0-21swapper/200:10:102
18341991210,0cyclictest0-21swapper/223:56:552
18341991210,0cyclictest0-21swapper/222:39:262
18341991210,0cyclictest0-21swapper/200:25:242
1834199120,0cyclictest0-21swapper/223:36:272
1834199120,0cyclictest0-21swapper/223:31:152
1834199120,0cyclictest0-21swapper/222:19:482
1834199120,0cyclictest0-21swapper/221:40:112
1834199120,0cyclictest0-21swapper/220:40:142
18340991212,0cyclictest0-21swapper/123:09:531
18340991211,0cyclictest17013-21bash22:02:101
1834099120,0cyclictest31481-21sshd00:34:551
1834099120,0cyclictest0-21swapper/119:15:211
18339991211,0cyclictest29417-21bash00:04:270
18339991211,0cyclictest0-21swapper/023:03:140
18339991211,0cyclictest0-21swapper/022:16:250
18339991211,0cyclictest0-21swapper/022:12:000
18339991210,0cyclictest10312-21diskmemload22:00:440
1833999120,0cyclictest10312-21diskmemload00:36:370
1833999120,0cyclictest0-21swapper/023:30:180
112750120,0irq/25-eth024043-21sshd22:24:411
41110,0ktimersoftd/0888-21sshd21:21:250
351110,0ktimersoftd/30-21swapper/323:34:553
351110,0ktimersoftd/30-21swapper/300:26:063
18342991111,0cyclictest0-21swapper/321:30:033
18342991110,0cyclictest0-21swapper/323:36:533
18342991110,0cyclictest0-21swapper/322:16:573
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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