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2026-03-21 - 10:53
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Data to construct the above plot have been generated using the RT test utility cyclictest.

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 rack5slot1.osadl.org (updated Sat Mar 21, 2026 00:43:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10507391190,1EcMasterDemoSyn10515-21runintdemo5min23:49:492
2623821010,0sleep00-21swapper/020:30:010
231142930,2sleep1301rcuc/123:38:291
2595939880,1EcMasterDemoSyn25966-21runintdemo5min20:26:594
856339830,0EcMasterDemoSyn857329tAtEmLog_022:18:345
856339830,0EcMasterDemoSyn857329tAtEmLog_022:18:335
2996239830,0EcMasterDemoSyn2997229tAtEmLog_023:24:295
891139820,0EcMasterDemoSyn892129tAtEmLog_021:43:035
798839820,0EcMasterDemoSyn799829tAtEmLog_022:54:025
2831939820,1EcMasterDemoSyn28326-21runintdemo5min20:32:033
2758739820,0EcMasterDemoSyn2759729tAtEmLog_019:21:045
1834639820,0EcMasterDemoSyn1835629tAtEmLog_021:48:085
1265139820,0EcMasterDemoSyn1266029tAtEmLog_022:38:515
59839810,0EcMasterDemoSyn60929tAtEmLog_020:42:135
3135339810,0EcMasterDemoSyn3136329tAtEmLog_022:48:595
2081339810,0EcMasterDemoSyn2082429tAtEmLog_023:19:255
2007739810,0EcMasterDemoSyn2008729tAtEmLog_000:30:255
1393739810,0EcMasterDemoSyn1394729tAtEmLog_021:27:505
2743839800,0EcMasterDemoSyn2744829tAtEmLog_021:53:115
1986939800,0EcMasterDemoSyn1987929tAtEmLog_023:54:545
699639650,1EcMasterDemoSyn7002-21runintdemo5min19:46:252
2081339380,1EcMasterDemoSyn20822-21grep23:19:243
1490039210,1EcMasterDemoSyn14908-21grep00:10:070
7072190,1sleep50-21swapper/523:25:255
267599180,10tDemoTimingTask2689-21taskset23:09:175
2087199180,14cyclictest1979-21sh23:26:120
2481039170,0EcMasterDemoSyn0-21swapper/523:39:425
20897991715,2cyclictest2956-21kworker/4:0+events23:14:194
2087199171,12cyclictest16-1pr/legacy23:24:280
2087199170,9cyclictest30556-21open_inodes22:30:180
2087199170,9cyclictest30326-21sh23:05:540
2087199170,9cyclictest15507-21sh00:28:150
2087199170,14cyclictest16713-21rm23:35:030
1394729170,7tAtEmLog_020413-21chrt21:31:045
2833099162,12tDemoTimingTask28403-21chrt20:32:425
2217999162,5tDemoTimingTask23768-21turbostat22:45:005
2089799164,9cyclictest7338-21cat23:29:594
2089199160,10cyclictest22735-21sh22:08:223
2088499165,6cyclictest22565-21cat19:10:222
2087899164,9cyclictest716-21snmpd22:14:311
2087899164,9cyclictest716-21snmpd22:14:301
2087199160,9cyclictest8435-21sh23:12:030
2087199160,9cyclictest22429-21ssh23:01:370
857499150,9tDemoTimingTask11007-21taskset22:20:015
2597999150,6tDemoTimingTask26518-21taskset23:04:335
237882150,7sleep023813-21rm21:50:400
2089799157,2cyclictest171rcu_preempt22:00:014
2089799153,8cyclictest1-21systemd19:10:074
2089799150,9cyclictest21714-21idleruntime-cro23:19:594
2089799150,8cyclictest716-21snmpd23:23:384
2089199154,8cyclictest12450-21grep21:07:333
2089199152,9cyclictest10037-21sshd21:01:433
20891991513,2cyclictest19143-21turbostat20:19:553
2089199151,11cyclictest32375-21ssh00:01:023
2089199151,10cyclictest10699-21runrttasks21:25:353
2089199150,11cyclictest1199-21/usr/sbin/munin20:45:123
2089199150,10cyclictest7607-21/usr/sbin/munin19:50:133
2089199150,10cyclictest1172250cat21:45:003
2088499154,8cyclictest716-21snmpd22:59:472
2088499154,8cyclictest1287-21wget20:45:122
20884991511,3cyclictest2150-21needreboot22:50:192
2088499151,10cyclictest27961-21sh22:10:432
2088499151,10cyclictest27961-21sh22:10:422
20878991511,3cyclictest7377-21kworker/u24:5-nfsiod21:50:151
2087899150,9cyclictest25952-21runrttasks20:26:591
2087899150,9cyclictest23190-21cron19:14:591
2087899150,9cyclictest13921-21ssh22:56:521
2087899150,11cyclictest21692-21ssh22:07:361
2087199154,6cyclictest3123-21seq00:20:470
2087199152,9cyclictest30969-21ssh23:42:390
2087199151,9cyclictest6097-21sh00:05:090
2087199150,9cyclictest32235-21sh00:19:520
2087199150,6cyclictest13612-21sh22:20:440
2087199150,11cyclictest3380-21ssh22:50:430
2087199150,11cyclictest15024-21rm21:10:210
1783129150,11tAtEmLog_0186912sleep519:05:025
2397039140,3EcMasterDemoSyn651irq_work/500:15:105
2089799143,8cyclictest755-21postgres20:21:274
2089799141,9cyclictest4755-21taskset19:42:264
2089799141,9cyclictest16081-21sh00:28:394
2089799141,10cyclictest9372-21latency_hist22:55:004
2089799141,10cyclictest23754-21ssh00:15:034
2089799141,10cyclictest16-1pr/legacy23:39:404
2089799140,9cyclictest16799-21sh22:22:574
2089799140,5cyclictest15897-21sed22:40:134
2089799140,11cyclictest30150-21sh22:12:164
2089799140,11cyclictest30150-21sh22:12:154
2089799140,10cyclictest7383-21ssh21:41:594
2089799140,10cyclictest3959-21sh00:21:254
2089799140,10cyclictest29190-21ssh23:41:244
2089799140,10cyclictest28225-21/usr/sbin/munin19:25:114
2089799140,10cyclictest27488-21ssh23:59:014
2089799140,10cyclictest23408-21sh23:02:194
2089799140,10cyclictest20550-21runintdemo5min00:30:274
2089799140,10cyclictest19689-21rm00:12:224
2089799140,10cyclictest17188-21sh21:47:224
2089799140,10cyclictest16494-21taskset20:06:494
2089799140,10cyclictest1366-21sh00:02:024
2089799140,10cyclictest10565-21sh22:37:184
2089199145,8cyclictest26265-21/usr/sbin/munin23:40:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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