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2024-07-27 - 14:20
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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 rack1slot1.osadl.org (updated Sat Jul 27, 2024 12:45:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32052217157,46sleep10-21swapper/107:07:551
33382207168,25sleep00-21swapper/007:09:380
32582203163,26sleep20-21swapper/207:08:362
31042201161,26sleep30-21swapper/307:06:353
62502630,0sleep20-21swapper/207:15:002
291062630,1sleep028495-21diskmemload09:55:190
101352230,0sleep10-21swapper/107:20:151
122592180,0sleep30-21swapper/307:25:153
3469991312,1cyclictest28-21ksoftirqd/209:50:112
346999120,10cyclictest0-21swapper/212:38:292
347799119,1cyclictest30933-21ssh09:11:443
3469991110,1cyclictest28-21ksoftirqd/209:00:142
160252110,0sleep328495-21diskmemload11:10:043
346999109,1cyclictest28-21ksoftirqd/211:00:552
346999108,1cyclictest30287-21/usr/sbin/munin08:05:222
346999108,1cyclictest28-21ksoftirqd/210:17:112
346999105,4cyclictest5806-21kworker/2:211:09:002
346999100,6cyclictest219202sleep211:17:092
327052100,0sleep00-21swapper/011:33:130
34779997,1cyclictest35-21ksoftirqd/308:30:013
34779990,5cyclictest0-21swapper/309:51:453
34779990,4cyclictest5807-21munin-node09:23:123
34699998,1cyclictest28-21ksoftirqd/211:24:162
34699998,1cyclictest28-21ksoftirqd/210:55:192
34699998,1cyclictest28-21ksoftirqd/210:39:062
34699998,1cyclictest28-21ksoftirqd/210:30:242
34699998,1cyclictest28-21ksoftirqd/209:56:512
34699998,1cyclictest28-21ksoftirqd/209:40:122
34699998,1cyclictest28-21ksoftirqd/207:45:002
34699997,1cyclictest757-21runrttasks10:09:222
34699997,1cyclictest28-21ksoftirqd/212:20:142
34699995,3cyclictest28-21ksoftirqd/211:51:102
34699990,8cyclictest534-21nscd11:27:122
34699990,7cyclictest27372-21apt-get10:40:102
34699990,4cyclictest28495-21diskmemload12:30:142
34699990,4cyclictest14512-21ntp_states10:20:192
34619990,4cyclictest0-21swapper/112:25:121
34559992,1cyclictest488-21sh12:20:090
34559990,7cyclictest240962sleep012:05:280
10417290,0sleep10-21swapper/111:47:041
34779987,0cyclictest35-21ksoftirqd/311:05:143
34779986,0cyclictest28495-21diskmemload11:22:503
34779982,0cyclictest28495-21diskmemload11:59:163
34779980,7cyclictest4954-21apt-get08:20:093
34779980,5cyclictest23211-21taskset12:05:183
34779980,5cyclictest19745-21snmpd10:50:053
34699988,0cyclictest28-21ksoftirqd/212:25:132
34699988,0cyclictest28-21ksoftirqd/212:10:242
34699988,0cyclictest28-21ksoftirqd/211:49:572
34699988,0cyclictest28-21ksoftirqd/209:35:172
34699988,0cyclictest28-21ksoftirqd/209:05:122
34699987,1cyclictest28-21ksoftirqd/212:16:562
34699987,1cyclictest28-21ksoftirqd/212:00:232
34699987,1cyclictest28-21ksoftirqd/211:55:182
34699987,1cyclictest28-21ksoftirqd/211:44:582
34699987,1cyclictest28-21ksoftirqd/211:11:172
34699987,1cyclictest28-21ksoftirqd/210:52:262
34699987,1cyclictest28-21ksoftirqd/210:45:112
34699987,1cyclictest28-21ksoftirqd/210:00:112
34699987,1cyclictest28-21ksoftirqd/209:49:152
34699987,1cyclictest28-21ksoftirqd/209:15:222
34699987,1cyclictest28-21ksoftirqd/207:25:012
34699986,1cyclictest61250irq/122-eno107:30:302
34699986,1cyclictest28-21ksoftirqd/211:35:112
34699983,3cyclictest28495-21diskmemload09:25:122
34699981,1cyclictest0-21swapper/208:55:312
34699981,1cyclictest0-21swapper/208:36:002
34699980,6cyclictest22278-21apt-get12:05:112
34699980,2cyclictest0-21swapper/209:23:042
34699980,1cyclictest0-21swapper/211:31:482
34699980,1cyclictest0-21swapper/210:13:142
34619981,1cyclictest0-21swapper/109:56:191
34619980,4cyclictest0-21swapper/109:22:031
34559988,0cyclictest9-21ksoftirqd/012:10:160
34559988,0cyclictest9-21ksoftirqd/011:10:180
34559986,1cyclictest9-21ksoftirqd/012:30:150
34559986,1cyclictest9-21ksoftirqd/011:05:160
34559986,1cyclictest19745-21snmpd09:14:410
34559986,1cyclictest19745-21snmpd09:07:560
34559986,1cyclictest19745-21snmpd07:35:200
34559986,1cyclictest19745-21snmpd07:13:140
34559981,6cyclictest534-21nscd11:20:520
34559981,6cyclictest26555-21ssh10:38:190
34559981,6cyclictest19029-21ssh12:00:150
34559981,6cyclictest1266-1kworker/u9:010:50:140
34559980,4cyclictest0-21swapper/010:25:130
13873280,0sleep00-21swapper/008:35:240
34779977,0cyclictest35-21ksoftirqd/311:25:153
34779977,0cyclictest35-21ksoftirqd/310:05:183
34779976,1cyclictest35-21ksoftirqd/312:25:163
34779976,1cyclictest35-21ksoftirqd/310:50:013
34779976,1cyclictest35-21ksoftirqd/310:35:133
34779976,1cyclictest1422-21ntpd11:50:483
34779975,2cyclictest19745-21snmpd12:18:413
34779975,1cyclictest7548-21ssh10:56:173
34779975,1cyclictest32517-21sh11:32:353
34779975,1cyclictest19745-21snmpd12:36:413
34779975,1cyclictest19745-21snmpd10:41:343
34779975,1cyclictest19745-21snmpd10:20:193
34779975,1cyclictest19745-21snmpd08:18:093
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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