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2026-08-08 - 08:21
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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 Sat Aug 08, 2026 00:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
932921390,1sleep09325-21bash23:19:190
2536621360,0sleep225351-21sshd23:53:042
181121330,0sleep00-21swapper/021:20:130
2566921260,3sleep32514999cyclictest22:45:553
2341121240,2sleep12514799cyclictest21:22:011
2288121160,3sleep32514999cyclictest23:55:373
33142970,1sleep03309-21sshd21:51:590
109422920,2sleep30-21swapper/321:26:333
6832900,1sleep00-21swapper/022:32:140
305922900,2sleep10-21swapper/100:13:581
174932900,0sleep00-21swapper/022:24:520
2463528928,49sleep30-21swapper/319:06:493
192652890,3sleep119264-21bash22:19:041
117382890,3sleep20-21swapper/200:09:192
80702870,3sleep30-21swapper/321:12:173
68422860,2sleep10-21swapper/121:55:071
283782860,1sleep010-21rcuc/022:25:440
257652850,0sleep00-21swapper/023:05:490
52602830,1sleep05257-21sshd00:20:310
253162830,4sleep22514899cyclictest23:20:402
234012830,2sleep30-21swapper/300:22:103
49982820,2sleep30-21swapper/323:03:593
312862820,2sleep131276-21sshd22:57:441
292782810,2sleep129277-21sshd23:35:431
2463328132,45sleep10-21swapper/119:06:481
18532800,1sleep30-21swapper/323:50:563
132622800,2sleep30-21swapper/321:35:143
201702790,3sleep30-21swapper/321:16:063
200092790,2sleep120000-21bash21:47:501
167982780,2sleep116787-21sshd00:39:081
72172750,2sleep30-21swapper/323:45:353
139862750,4sleep12514799cyclictest00:27:131
2463427432,9sleep20-21swapper/219:06:492
8232720,2sleep3820-21sshd22:43:513
8232720,2sleep3820-21sshd22:43:513
256722720,1sleep30-21swapper/323:41:213
251372720,1sleep325138-21ntpq00:25:193
242922720,1sleep041ktimersoftd/021:33:220
83202710,1sleep20-21swapper/200:26:432
251182710,4sleep12514799cyclictest21:13:471
157542710,1sleep015751-21sshd23:05:000
45502700,1sleep04546-21sshd00:02:390
67512690,2sleep20-21swapper/200:14:482
110432650,0sleep00-21swapper/023:57:300
217302630,2sleep30-21swapper/323:26:233
39382610,3sleep12514799cyclictest22:00:371
249942580,0sleep124991-21bash22:48:461
2450925630,4sleep00-21swapper/019:05:260
232702550,3sleep02514699cyclictest22:51:220
274482450,0sleep00-21swapper/000:28:280
277932320,2sleep20-21swapper/221:48:312
90102300,3sleep20-21swapper/222:50:112
291172300,2sleep30-21swapper/300:19:553
209102290,0sleep00-21swapper/021:39:070
270822280,0sleep227077-21bash22:08:232
182142280,1sleep30-21swapper/322:04:473
114522280,2sleep211450-21sshd21:15:212
53552271,24sleep3144650irq/27-eth000:38:063
4172270,25sleep328950irq/26-ahci[00021:57:233
287942270,25sleep3144650irq/27-eth022:25:483
25149992713,2cyclictest0-21swapper/300:01:543
255992260,2sleep20-21swapper/223:55:522
55282250,0sleep00-21swapper/023:30:410
125322250,22sleep3144650irq/27-eth023:19:393
84792240,2sleep20-21swapper/223:28:072
32632240,2sleep23248-21sshd23:06:432
198762240,22sleep3144650irq/27-eth000:12:573
62042230,3sleep20-21swapper/223:01:102
2514899232,6cyclictest19466-21sshd00:18:572
301772220,1sleep10-21swapper/122:14:231
282042220,1sleep010-21rcuc/022:16:590
2514899225,3cyclictest25542-21sshd23:14:492
248682220,1sleep20-21swapper/223:38:172
213632220,1sleep10-21swapper/120:10:201
207222220,2sleep20-21swapper/222:48:232
163922220,20sleep3144650irq/27-eth023:13:573
2514999210,17cyclictest0-21swapper/322:50:493
2514899216,4cyclictest5958-21sshd22:58:212
2514899214,4cyclictest18954-21sshd21:56:052
2514899214,15cyclictest14495-21atenall_r5power00:30:122
2514899213,7cyclictest2132-21sshd21:41:152
2514899212,13cyclictest16086-21sshd21:24:152
25148992116,3cyclictest7359-21sshd22:44:262
25148992116,3cyclictest7359-21sshd22:44:262
25148992111,9cyclictest2024-21nfsd21:26:532
25148992111,8cyclictest16879-21sshd21:35:272
2514799210,14cyclictest5792-21sshd21:37:421
170372210,19sleep3144650irq/27-eth022:36:313
170372210,19sleep3144650irq/27-eth022:36:313
2514899204,14cyclictest26149-21sshd22:02:362
2514899203,5cyclictest28950irq/26-ahci[00023:16:092
2514899203,15cyclictest2132-21sshd23:42:582
2514899202,17cyclictest0-21swapper/219:17:192
25148992016,3cyclictest2088-21snmpd00:21:212
25148992015,3cyclictest3333-21sshd00:35:012
2514799200,13cyclictest2132-21sshd21:31:061
15642200,2sleep31553-21sshd21:49:043
142612200,17sleep1144650irq/27-eth021:50:111
128612200,2sleep212849-21sshd21:52:482
7682190,17sleep1144650irq/27-eth023:59:331
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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