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2026-05-03 - 10:46
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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 highest latencies:
System rack6slot5.osadl.org (updated Sun May 03, 2026 00:43:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
227329997795130,4645cyclictest11967-21kworker/0:220:23:040
227329997015091,4605cyclictest11967-21kworker/0:220:08:040
227329992494671,4567cyclictest10909-21kworker/0:023:37:590
227329992374673,4553cyclictest11967-21kworker/0:220:58:150
227329990244664,4349cyclictest11967-21kworker/0:220:38:260
227329989354789,4131cyclictest22572-21kworker/0:022:12:570
227329988984500,4387cyclictest29580-21kworker/0:019:20:120
227329988924645,4195cyclictest17025-21kworker/0:121:42:060
227329988804491,4385cyclictest29580-21kworker/0:020:00:190
227329988314470,4350cyclictest6627-21kworker/0:123:12:240
227329988124530,4267cyclictest10909-21kworker/0:023:46:400
227329987294602,4122cyclictest3167-21kworker/0:021:23:230
227329986334469,4153cyclictest30156-21kworker/0:100:20:230
227329985484330,4214cyclictest29580-21kworker/0:019:34:270
227329984134640,3757cyclictest22572-21kworker/0:021:54:020
227329983684220,4133cyclictest29580-21kworker/0:019:18:310
227329981854427,3743cyclictest29580-21kworker/0:019:44:260
227329980734160,3890cyclictest30156-21kworker/0:100:30:230
227329979224294,3612cyclictest6627-21kworker/0:123:21:410
227329978554029,3775cyclictest21611-21kworker/0:200:02:560
227329977954051,3730cyclictest11967-21kworker/0:220:29:030
227329977353998,3722cyclictest6627-21kworker/0:122:45:160
227329976793948,3708cyclictest3167-21kworker/0:021:12:000
227329976664143,3472cyclictest11967-21kworker/0:220:44:300
227329976293938,3676cyclictest6627-21kworker/0:123:28:050
227329975613998,3540cyclictest11221-21kworker/0:221:33:320
227329974523746,3682cyclictest10909-21kworker/0:023:56:210
227329974374041,3381cyclictest29580-21kworker/0:019:51:230
227329974263941,3471cyclictest22572-21kworker/0:022:05:210
227329974214019,3359cyclictest6627-21kworker/0:122:43:080
227329973884009,3338cyclictest29580-21kworker/0:019:14:160
227329973403911,3414cyclictest6627-21kworker/0:122:35:020
227329972923878,3400cyclictest11967-21kworker/0:220:49:280
227329972703640,3608cyclictest30156-21kworker/0:100:26:200
227329972343968,3254cyclictest29580-21kworker/0:019:29:120
227329972343825,3357cyclictest10909-21kworker/0:023:44:230
227329967123610,3091cyclictest11967-21kworker/0:220:30:380
227329966493430,3205cyclictest30156-21kworker/0:100:36:310
227329966493351,3284cyclictest6627-21kworker/0:123:30:100
227329965693472,3012cyclictest6627-21kworker/0:122:31:420
227329965363479,3043cyclictest22572-21kworker/0:022:01:490
227329965253453,2958cyclictest6627-21kworker/0:122:21:550
227329963793398,2938cyclictest29580-21kworker/0:019:38:530
227329963743389,2943cyclictest6627-21kworker/0:123:19:270
227329963323279,3038cyclictest25114-21kworker/0:000:10:460
227329963203380,2925cyclictest10909-21kworker/0:023:52:550
227329962313311,2860cyclictest30156-21kworker/0:100:18:490
227329961653282,2868cyclictest6627-21kworker/0:122:52:480
227329960723289,2772cyclictest11967-21kworker/0:221:05:510
227329958923099,2782cyclictest11967-21kworker/0:220:15:130
227329958133226,2536cyclictest29580-21kworker/0:019:58:440
227329954563127,2313cyclictest6627-21kworker/0:123:02:310
227329942964201,81cyclictest11967-21kworker/0:221:04:160
227329941174023,81cyclictest11967-21kworker/0:220:13:370
227329936122240,1357cyclictest6627-21kworker/0:122:55:050
221902776184,203sleep00-21swapper19:06:080
227329946534,254cyclictest28796-21ssh23:07:270
22732994541,439cyclictest20910-21munin-node21:45:170
22732994531,437cyclictest28535-21ntp_states20:50:140
227329944963,362cyclictest12396-21ssh21:26:460
227329944867,367cyclictest0-21swapper22:28:330
227329944256,202cyclictest8206-21ssh21:19:460
227329944055,88cyclictest11-21ksoftirqd/022:16:390
227329942853,361cyclictest27183-21ssh21:57:450
227329942161,347cyclictest26183-21ssh00:08:540
227329940661,345cyclictest0-21swapper19:47:240
227329938331,352cyclictest17968-21ssh21:39:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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