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2026-08-31 - 13:17
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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 Aug 31, 2026 00:44:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2179421440,3sleep21363799cyclictest22:24:122
1849421250,4sleep11363699cyclictest21:25:551
658821210,4sleep11363699cyclictest00:39:021
2012721180,2sleep10-21swapper/100:08:241
383821140,3sleep01363599cyclictest21:59:060
1968521070,5sleep31363899cyclictest23:33:443
341021030,0sleep00-21swapper/000:12:440
904221020,2sleep29019-21sshd21:59:362
2220821020,2sleep122205-21sshd22:41:351
3201921000,1sleep03-21ksoftirqd/000:29:430
79152960,2sleep37913-21sshd22:58:083
123242960,0sleep00-21swapper/023:56:050
109872940,4sleep11363699cyclictest00:30:351
72522930,2sleep17246-21sshd00:10:111
1332429332,49sleep30-21swapper/319:09:203
88482920,1sleep08-21rcu_preempt22:58:130
186922910,0sleep00-21swapper/023:04:540
106292910,1sleep010610-21sshd23:50:030
256132900,3sleep20-21swapper/222:59:432
156482890,2sleep32512-21runrttasks21:28:353
306362880,0sleep00-21swapper/022:01:250
225722870,3sleep30-21swapper/322:15:203
207432860,1sleep10-21swapper/122:56:211
171052860,0sleep00-21swapper/022:32:280
222502850,2sleep20-21swapper/221:23:292
1312028533,47sleep10-21swapper/119:06:461
92392840,2sleep20-21swapper/221:33:592
82242830,1sleep10-21swapper/123:32:401
64852830,0sleep00-21swapper/022:40:130
278632830,0sleep00-21swapper/021:52:360
76802820,2sleep30-21swapper/300:39:073
55932820,2sleep10-21swapper/122:07:441
281122820,2sleep228106-21bash23:25:442
263072820,2sleep30-21swapper/300:17:363
327502810,4sleep21363799cyclictest23:03:082
162872810,0sleep00-21swapper/022:46:510
12952810,2sleep30-21swapper/323:11:503
300262800,3sleep30-21swapper/322:48:103
287062800,3sleep21363799cyclictest22:39:232
235902800,4sleep11363699cyclictest00:20:141
68472790,1sleep30-21swapper/300:33:103
247822790,3sleep00-21swapper/000:23:130
187752790,4sleep21363799cyclictest00:16:552
98462780,0sleep00-21swapper/023:18:250
227212780,2sleep30-21swapper/322:50:253
201032770,2sleep10-21swapper/121:40:341
163522770,1sleep30-21swapper/321:31:343
178372750,4sleep21363799cyclictest23:53:372
43502730,0sleep04348-21sshd21:36:240
256332720,1sleep10-21swapper/122:27:201
246732710,2sleep30-21swapper/323:54:183
216762700,4sleep31363899cyclictest00:14:233
303332690,3sleep01363599cyclictest00:38:120
141942690,3sleep01363599cyclictest23:24:380
52642670,1sleep10-21swapper/121:36:301
1303425933,14sleep00-21swapper/019:05:520
1133925533,9sleep20-21swapper/219:05:052
239802510,1sleep223982-21id22:44:402
283412460,0sleep228340-21id23:48:442
177892332,28sleep2144650irq/27-eth022:53:112
86832320,2sleep18612-21sshd23:26:561
285432291,25sleep3144650irq/27-eth022:36:293
8912280,2sleep3886-21bash21:47:253
26862280,5sleep20-21swapper/223:17:432
191692280,1sleep00-21swapper/023:33:410
208202270,2sleep10-21swapper/121:20:271
148902270,3sleep20-21swapper/221:51:252
92602260,0sleep00-21swapper/023:41:170
141032260,2sleep114102-21bash21:19:581
88652250,23sleep1144650irq/27-eth021:50:541
217872250,2sleep20-21swapper/221:49:182
211272250,2sleep221129-21sshd00:08:282
141022250,2sleep20-21swapper/200:13:412
10672250,3sleep20-21swapper/222:13:222
91902240,2sleep10-21swapper/121:56:331
305212230,1sleep00-21swapper/023:08:470
240292230,2sleep10-21swapper/122:12:241
162992230,21sleep3144650irq/27-eth021:11:033
74172220,4sleep11363699cyclictest23:58:411
13636992215,5cyclictest25460-21id22:18:431
13636992215,3cyclictest23726-21sshd00:00:081
53312210,2sleep30-21swapper/323:26:373
24862210,19sleep3144650irq/27-eth000:09:463
13636992113,6cyclictest22-21ksoftirqd/122:33:511
121452210,1sleep112133-21sshd22:35:051
324402200,0sleep332439-21sshd21:38:573
296212200,18sleep1144650irq/27-eth000:15:051
1363799208,10cyclictest16904-21sshd22:29:282
13637992018,1cyclictest0-21swapper/219:53:102
13636992015,3cyclictest582-21id23:37:421
13636992013,4cyclictest23717-21sshd22:24:221
1363699200,17cyclictest22-21ksoftirqd/100:29:491
1363699200,14cyclictest20694-21sshd23:48:031
264502193,14sleep3144650irq/27-eth023:05:303
197302190,2sleep10-21swapper/123:42:141
193372190,1sleep20-21swapper/223:56:462
174472190,17sleep1144650irq/27-eth023:50:331
1363899190,18cyclictest14049-21bash21:19:593
6642180,16sleep3144650irq/27-eth023:20:293
5742180,1sleep20-21swapper/221:38:592
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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