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2026-07-27 - 17:22
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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 rack1slot1.osadl.org (updated Mon Jul 27, 2026 12:45:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
98542217144,58sleep00-21swapper/007:08:530
98862214140,24sleep20-21swapper/207:09:192
97752212173,25sleep30-21swapper/307:07:523
99192199160,26sleep10-21swapper/107:09:421
292462700,0sleep10-21swapper/112:03:251
266632590,0sleep00-21swapper/007:40:190
8902160,0sleep10-21swapper/111:22:441
62662160,0sleep00-21swapper/011:30:160
10027991513,1cyclictest35-21ksoftirqd/311:25:203
10027991413,1cyclictest35-21ksoftirqd/311:40:163
10027991413,0cyclictest35-21ksoftirqd/311:10:143
1002399140,13cyclictest12376-21perf07:14:592
263322130,0sleep00-21swapper/012:00:000
1002799123,6cyclictest35-21ksoftirqd/311:50:213
1002799123,6cyclictest35-21ksoftirqd/311:50:203
10027991211,1cyclictest35-21ksoftirqd/311:00:163
1002799120,11cyclictest2872-21diskmemload09:15:153
1002399120,0cyclictest2872-21diskmemload09:40:152
1001499123,4cyclictest29816-21perf07:50:010
10027991111,0cyclictest35-21ksoftirqd/309:30:013
10027991110,1cyclictest35-21ksoftirqd/312:30:003
10027991110,1cyclictest35-21ksoftirqd/312:05:173
10027991110,1cyclictest35-21ksoftirqd/311:20:193
10027991110,1cyclictest35-21ksoftirqd/307:50:103
10027991110,0cyclictest35-21ksoftirqd/308:45:013
1001499119,1cyclictest9-21ksoftirqd/011:50:000
1001499119,1cyclictest9-21ksoftirqd/011:15:230
1001499119,1cyclictest9-21ksoftirqd/010:45:170
1001499119,1cyclictest9-21ksoftirqd/008:25:000
10014991111,0cyclictest9-21ksoftirqd/011:04:020
10014991110,1cyclictest9-21ksoftirqd/010:40:130
1002799109,1cyclictest35-21ksoftirqd/312:20:153
1002799109,1cyclictest35-21ksoftirqd/312:09:593
1002799109,1cyclictest35-21ksoftirqd/311:45:213
1002799109,1cyclictest35-21ksoftirqd/310:40:123
1002799109,1cyclictest35-21ksoftirqd/309:10:173
1002799109,1cyclictest35-21ksoftirqd/308:00:153
1002799108,1cyclictest35-21ksoftirqd/310:49:593
1002799108,1cyclictest35-21ksoftirqd/310:15:183
1002799108,1cyclictest35-21ksoftirqd/308:20:003
10027991010,0cyclictest35-21ksoftirqd/312:00:133
10027991010,0cyclictest35-21ksoftirqd/310:20:113
10027991010,0cyclictest35-21ksoftirqd/309:55:183
10027991010,0cyclictest35-21ksoftirqd/309:45:223
10027991010,0cyclictest35-21ksoftirqd/308:30:213
1002399108,1cyclictest28-21ksoftirqd/208:05:002
10023991010,0cyclictest0-21swapper/211:08:502
1002399100,7cyclictest0-21swapper/212:09:162
1001499109,1cyclictest9-21ksoftirqd/009:10:220
1001499108,1cyclictest2872-21diskmemload09:15:360
27084290,0sleep20-21swapper/210:28:032
100279999,0cyclictest35-21ksoftirqd/312:35:203
100279999,0cyclictest35-21ksoftirqd/310:55:183
100279999,0cyclictest35-21ksoftirqd/310:00:143
100279999,0cyclictest35-21ksoftirqd/309:20:133
100279998,1cyclictest35-21ksoftirqd/312:15:163
100279998,1cyclictest35-21ksoftirqd/311:15:163
100279998,1cyclictest35-21ksoftirqd/310:10:153
100279998,1cyclictest35-21ksoftirqd/310:05:133
100279997,1cyclictest35-21ksoftirqd/312:30:013
100279997,1cyclictest35-21ksoftirqd/311:05:213
100279997,1cyclictest35-21ksoftirqd/310:35:173
100279997,1cyclictest35-21ksoftirqd/310:30:163
100279997,1cyclictest35-21ksoftirqd/307:30:013
100239998,1cyclictest47972sleep212:15:062
100239996,2cyclictest11301-21snmpd10:08:462
100239990,1cyclictest0-21swapper/211:20:132
100159991,4cyclictest0-21swapper/107:55:121
100159990,8cyclictest0-21swapper/110:05:521
100159990,1cyclictest0-21swapper/112:35:131
100149999,0cyclictest9-21ksoftirqd/012:35:190
100149999,0cyclictest9-21ksoftirqd/009:45:010
100149998,1cyclictest9-21ksoftirqd/012:30:000
100149998,1cyclictest9-21ksoftirqd/012:20:150
100149998,1cyclictest9-21ksoftirqd/011:25:280
100149998,1cyclictest9-21ksoftirqd/010:50:150
100149998,1cyclictest9-21ksoftirqd/009:35:160
100149998,1cyclictest9-21ksoftirqd/007:19:590
100149997,1cyclictest9-21ksoftirqd/009:00:150
100149997,1cyclictest30573-1kworker/u9:009:50:160
100149992,3cyclictest17807-21perf07:25:000
100279988,0cyclictest35-21ksoftirqd/311:35:163
100279988,0cyclictest35-21ksoftirqd/310:25:233
100279987,1cyclictest35-21ksoftirqd/309:35:183
100279987,1cyclictest35-21ksoftirqd/309:30:323
100279987,1cyclictest35-21ksoftirqd/308:50:013
100279987,1cyclictest35-21ksoftirqd/308:05:153
100279987,1cyclictest35-21ksoftirqd/307:45:003
100279987,1cyclictest0-21swapper/307:30:183
100279986,1cyclictest11301-21snmpd07:18:323
100279985,1cyclictest35-21ksoftirqd/311:34:593
100279981,4cyclictest0-21swapper/307:10:133
100279980,1cyclictest0-21swapper/311:55:143
100239986,1cyclictest61650irq/122-eno111:50:172
100239986,1cyclictest61650irq/122-eno111:50:162
100239986,1cyclictest61650irq/122-eno110:10:212
100239986,1cyclictest61650irq/122-eno107:40:012
100239986,1cyclictest28-21ksoftirqd/208:50:002
100239986,1cyclictest11301-21snmpd10:51:362
100239984,4cyclictest528-21rpcbind07:52:222
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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