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2026-04-02 - 16:28
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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 Thu Apr 02, 2026 12:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1570021490,0sleep015682-21sshd12:20:560
641221440,0sleep06406-21rm09:43:240
1791121170,2sleep10-21swapper/111:55:411
121421160,1sleep10-21swapper/112:26:221
1789921140,3sleep33153499cyclictest09:47:593
1219421100,1sleep10-21swapper/112:24:091
2044121080,0sleep120438-21cp10:07:121
134552930,2sleep30-21swapper/309:16:573
300132910,3sleep30-21swapper/310:27:303
3822880,2sleep20-21swapper/212:19:262
26472880,1sleep02645-21bash10:08:480
131002870,1sleep00-21swapper/011:40:000
3107228533,48sleep30-21swapper/307:07:383
287032850,2sleep20-21swapper/211:56:532
3125528333,46sleep10-21swapper/107:09:471
110172820,2sleep10-21swapper/110:32:251
198442800,1sleep019837-21sshd10:26:220
190962790,0sleep00-21swapper/009:37:550
103572790,1sleep10-21swapper/110:52:211
103572790,1sleep10-21swapper/110:52:211
266702780,2sleep33153499cyclictest10:42:333
139852780,1sleep20-21swapper/211:17:062
27902770,0sleep02023-21nfsd09:25:550
223742760,2sleep10-21swapper/111:18:011
88632750,2sleep38859-21sshd11:20:053
207182750,3sleep30-21swapper/312:28:373
59022730,2sleep10-21swapper/107:35:071
38652730,2sleep20-21swapper/211:26:442
3121927333,12sleep20-21swapper/207:09:212
104482730,1sleep10-21swapper/109:50:301
225282720,0sleep00-21swapper/011:04:100
310462710,2sleep30-21swapper/312:33:383
239742700,1sleep30-21swapper/312:18:273
142522700,3sleep114250-21sshd11:51:081
267982680,3sleep23153099cyclictest09:38:452
322282670,2sleep30-21swapper/310:11:563
278522670,4sleep23153099cyclictest09:25:142
284562660,4sleep23153099cyclictest10:11:272
3127225833,13sleep00-21swapper/007:09:550
119792410,0sleep111978-21bash11:23:501
26632370,2sleep30-21swapper/309:25:543
260102310,1sleep00-21swapper/010:38:250
41712300,3sleep32024-21nfsd09:36:163
107632300,1sleep03-21ksoftirqd/011:27:380
101162302,26sleep2144650irq/27-eth012:09:042
141922270,2sleep114193-21sshd09:34:031
178912260,0sleep03-21ksoftirqd/011:32:110
155042260,2sleep10-21swapper/112:02:251
211682250,2sleep221162-21sshd10:18:402
252932240,0sleep00-21swapper/010:34:170
88782230,2sleep28873-21sshd11:50:242
240442230,21sleep1144650irq/27-eth012:14:571
63682220,2sleep30-21swapper/311:42:443
3153099214,9cyclictest17779-21sshd11:44:012
242752210,2sleep30-21swapper/312:10:423
17772200,3sleep20-21swapper/211:05:242
144472200,1sleep00-21swapper/012:35:260
31530991912,3cyclictest18216-21sshd09:17:282
258862190,3sleep20-21swapper/210:04:172
228462190,0sleep022844-21sshd12:14:470
175902191,7sleep2144650irq/27-eth012:14:052
155712190,17sleep2144650irq/27-eth012:31:382
133722190,0sleep03-21ksoftirqd/010:40:460
3153499181,15cyclictest0-21swapper/311:57:193
3153099182,5cyclictest21641-21sshd09:21:082
31530991813,3cyclictest28248-21cp11:33:352
3152499186,11cyclictest31653-21cp12:07:401
3152099180,14cyclictest0-21swapper/011:15:320
239302180,3sleep123925-21sshd11:07:521
325052170,0sleep00-21swapper/009:56:580
3153499178,8cyclictest0-21swapper/308:27:413
3153499174,11cyclictest13498-21cp12:02:133
3153499170,1cyclictest0-21swapper/311:28:193
3153099172,14cyclictest1656-21sshd12:23:002
3153099172,10cyclictest16726-21sshd11:03:262
3153099171,12cyclictest144650irq/27-eth010:58:322
31530991711,1cyclictest0-21swapper/208:23:212
3152499171,14cyclictest0-21swapper/110:28:591
3152099172,7cyclictest8-21rcu_preempt09:52:060
3152099170,5cyclictest0-21swapper/011:58:050
3152099170,4cyclictest0-21swapper/009:24:390
3153499167,2cyclictest22198-21bash10:30:093
31534991614,1cyclictest0-21swapper/312:35:103
31534991612,3cyclictest9383-21sshd11:50:273
31534991611,1cyclictest2024-21nfsd10:50:173
31534991611,1cyclictest2024-21nfsd10:50:173
3153099167,4cyclictest0-21swapper/210:40:012
3153099164,5cyclictest2169-21sshd09:46:152
3153099164,5cyclictest21644-21sshd09:59:442
3153099163,9cyclictest30214-21sshd11:22:162
3153099162,6cyclictest19805-21sshd09:14:182
3153099162,1cyclictest605-21sshd09:53:032
3153099160,4cyclictest2024-21nfsd12:35:182
3153099160,12cyclictest2250-21sshd10:47:402
3153099160,11cyclictest7414-21bash10:09:192
3152499164,4cyclictest22-21ksoftirqd/112:37:161
3152499160,14cyclictest31842-21sshd09:45:581
3152499160,14cyclictest2860-21sshd11:42:221
3152499160,14cyclictest0-21swapper/110:56:281
3152499160,14cyclictest0-21swapper/110:19:351
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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