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2025-12-22 - 02:51
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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 rack5slot0.osadl.org (updated Mon Dec 22, 2025 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2996228633,49sleep10-21swapper/119:08:041
231672860,0sleep10-21swapper/123:22:541
260022830,0sleep00-21swapper/021:31:210
2842128134,43sleep30-21swapper/319:05:173
240702770,2sleep10-21swapper/121:40:411
116852760,3sleep10-21swapper/121:27:011
298772750,0sleep00-21swapper/022:13:080
37792740,2sleep10-21swapper/122:35:221
265442740,2sleep10-21swapper/122:42:431
228882740,3sleep10-21swapper/100:35:381
148522730,2sleep10-21swapper/123:51:101
177472710,1sleep22439-21runrttasks23:10:322
313902700,2sleep30-21swapper/323:25:193
30642700,4sleep23037399cyclictest22:25:122
300122690,3sleep33037499cyclictest21:32:443
97252670,1sleep10-21swapper/123:08:181
201132630,4sleep33037499cyclictest22:30:183
2999025732,22sleep00-21swapper/019:08:230
3003725136,11sleep20-21swapper/219:09:012
263932350,2sleep10-21swapper/122:01:431
16432330,2sleep32439-21runrttasks21:54:163
292422270,3sleep20-21swapper/200:16:512
3037299260,4cyclictest0-21swapper/100:34:241
3037299257,12cyclictest137550irq/27-eth022:07:361
204562250,4sleep20-21swapper/221:50:022
3037299247,10cyclictest10850irq/23-ehci_hcd23:01:551
3037299237,8cyclictest137550irq/27-eth000:01:001
3037299234,3cyclictest0-21swapper/123:49:311
3037299230,2cyclictest0-21swapper/122:27:101
3037299230,13cyclictest0-21swapper/122:14:161
3037199231,1cyclictest0-21swapper/022:56:500
287152230,2sleep30-21swapper/323:04:083
221912230,2sleep122194-21ntp_kernel_err21:20:161
81012220,3sleep20-21swapper/220:40:232
79392220,2sleep21884-21nfsd23:49:182
3037299228,0cyclictest0-21swapper/123:33:031
3037299220,20cyclictest0-21swapper/121:48:101
3037299220,11cyclictest0-21swapper/121:15:291
3037299220,11cyclictest0-21swapper/100:25:421
135012220,2sleep30-21swapper/300:22:183
3037299218,10cyclictest22204-21sshd23:12:091
3037299217,12cyclictest7949-21sshd21:55:491
3037299217,12cyclictest11189-21sshd00:21:251
3037299216,9cyclictest10850irq/23-ehci_hcd23:35:151
3037299215,11cyclictest10850irq/23-ehci_hcd21:52:181
3037299210,3cyclictest0-21swapper/123:55:541
3037299210,3cyclictest0-21swapper/100:06:141
3037299210,2cyclictest0-21swapper/123:42:371
3037299210,2cyclictest0-21swapper/122:20:211
3037299210,2cyclictest0-21swapper/120:42:381
3037299210,2cyclictest0-21swapper/100:14:031
3037299210,19cyclictest0-21swapper/122:45:201
3037299210,12cyclictest0-21swapper/121:33:031
3037299210,10cyclictest0-21swapper/122:55:131
3037299210,10cyclictest0-21swapper/122:30:381
3037299210,10cyclictest0-21swapper/121:36:071
3037299210,10cyclictest0-21swapper/120:05:141
3037399203,16cyclictest146450irq/28-eth1-rx-21:02:072
3037299207,11cyclictest30378-21sshd21:13:001
3037299206,8cyclictest137550irq/27-eth020:56:081
3037299200,2cyclictest0-21swapper/123:26:351
3037299200,2cyclictest0-21swapper/123:18:071
3037299200,2cyclictest0-21swapper/122:51:381
3037299200,2cyclictest0-21swapper/122:15:021
3037299200,2cyclictest0-21swapper/120:39:151
3037299200,2cyclictest0-21swapper/119:20:231
3037299200,2cyclictest0-21swapper/100:18:101
3037299200,10cyclictest0-21swapper/119:10:121
280442200,2sleep20-21swapper/200:26:572
3037399194,8cyclictest1993-21sshd23:57:192
3037399190,12cyclictest6463-21bash22:56:482
3037299197,10cyclictest9369-21munin-node19:35:221
3037299190,2cyclictest0-21swapper/121:00:471
3037299190,2cyclictest0-21swapper/120:20:161
3037299190,2cyclictest0-21swapper/120:10:231
211282192,15sleep2137550irq/27-eth022:30:312
3037399184,2cyclictest0-21swapper/221:47:312
3037399181,7cyclictest0-21swapper/200:38:272
3037299185,3cyclictest0-21swapper/121:05:141
3037299180,1cyclictest0-21swapper/120:45:191
3037299180,1cyclictest0-21swapper/120:25:231
3037299180,1cyclictest0-21swapper/120:25:231
3037299180,1cyclictest0-21swapper/120:00:181
3037299180,1cyclictest0-21swapper/119:40:141
177822180,16sleep30-21swapper/323:31:223
82022170,15sleep2137550irq/27-eth021:55:562
7782170,15sleep3137550irq/27-eth022:55:153
3037499179,7cyclictest0-21swapper/300:19:513
3037499170,15cyclictest13398-21munin-run23:20:003
3037499170,15cyclictest0-21swapper/323:11:013
3037499170,15cyclictest0-21swapper/321:24:093
3037499170,15cyclictest0-21swapper/300:14:143
3037399174,2cyclictest0-21swapper/220:06:072
3037399171,4cyclictest4594-21sshd22:15:192
3037299178,8cyclictest10850irq/23-ehci_hcd19:45:511
3037299170,9cyclictest0-21swapper/119:50:021
3037299170,9cyclictest0-21swapper/119:32:101
3037299170,1cyclictest0-21swapper/120:51:281
3037299170,1cyclictest0-21swapper/120:30:121
3037299170,1cyclictest0-21swapper/120:16:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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