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2026-03-11 - 04:06
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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 Wed Mar 11, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2111139890,1EcMasterDemoSyn21120-21runintdemo5min00:14:233
288539840,0EcMasterDemoSyn2894-21runintdemo5min19:45:380
429739830,0EcMasterDemoSyn430729tAtEmLog_022:53:165
3171539830,0EcMasterDemoSyn3172529tAtEmLog_023:08:285
1859739830,0EcMasterDemoSyn1860729tAtEmLog_022:43:075
1343439830,0EcMasterDemoSyn1344429tAtEmLog_022:58:205
957539820,0EcMasterDemoSyn958529tAtEmLog_021:27:045
945039820,0EcMasterDemoSyn946029tAtEmLog_022:38:045
2828939820,0EcMasterDemoSyn2829929tAtEmLog_021:37:125
2539439820,0EcMasterDemoSyn2540429tAtEmLog_019:25:215
2377739820,0EcMasterDemoSyn2378729tAtEmLog_021:52:245
2210239820,0EcMasterDemoSyn2211229tAtEmLog_020:26:135
1413039820,0EcMasterDemoSyn1413929tAtEmLog_021:11:505
2252239810,0EcMasterDemoSyn2253229tAtEmLog_019:20:185
2111139810,0EcMasterDemoSyn2112129tAtEmLog_000:14:245
53532610,1sleep20-21swapper/221:42:142
2112129290,0tAtEmLog_00-21swapper/500:19:275
1649699225,12cyclictest326-21systemd-journal20:34:543
270339190,1EcMasterDemoSyn2710-21grep00:39:452
1649699194,8cyclictest3195-21sh22:35:003
1649699190,7cyclictest26831-21sh21:54:333
1649699190,7cyclictest25047-21awk23:40:183
1649699190,7cyclictest11431-21sh00:08:553
1649699180,7cyclictest27078-21sh21:36:233
1649699180,7cyclictest24443-21ssh22:28:323
1649699180,7cyclictest18992-21sh22:07:273
1647999180,14cyclictest14073-21sh23:52:150
761299170,7tDemoTimingTask7632-21chrt19:55:495
2351629170,7tAtEmLog_029220-21taskset22:30:335
1649699174,8cyclictest481-21sh23:09:193
1649699173,9cyclictest19643-21sed23:20:013
1649699172,11cyclictest9975-21taskset20:00:513
1649699171,7cyclictest18899-21sh00:30:163
1649699171,14cyclictest22345-21taskset20:29:003
1649699171,10cyclictest27236-21cat00:00:003
1649699170,8cyclictest21828-21cat23:20:243
1649699170,7cyclictest9536-21diskmemload23:14:163
1649699170,7cyclictest29826-21grep21:55:243
1649699170,7cyclictest2219-21runrttasks00:20:593
1649699170,7cyclictest14294-21ssh23:35:003
1649699170,6cyclictest5711-21ssh22:35:253
1649699170,6cyclictest2910-21runintdemo5min19:45:413
1649699170,4cyclictest20382-21ssh23:01:513
1649699170,14cyclictest20017-21head21:15:163
1648599171,12cyclictest16-1pr/legacy22:48:111
1647999171,6cyclictest26543-21awk00:35:000
1647999171,14cyclictest2938-21/usr/sbin/munin23:10:160
1647999170,9cyclictest9163-21/usr/sbin/munin00:25:130
1647999170,9cyclictest31109-21ssh21:20:540
1647999170,9cyclictest15650-21atemtest20:15:120
1647999170,9cyclictest1369-21fschecks_time21:40:140
1647999170,14cyclictest22519-21sh21:34:420
1647999170,13cyclictest780-21runrttasks20:53:190
3216499160,9tDemoTimingTask32744-21chrt20:50:015
1737529160,9tAtEmLog_017380-21taskset20:16:065
1650199160,9cyclictest17169-21ssh21:13:564
1649699167,7cyclictest11691-21tail21:45:213
1649699165,9cyclictest6038-21sed22:00:163
1649699161,7cyclictest9719-21ssh22:20:163
1649699161,7cyclictest9538-21latency_hist21:10:013
1649699161,7cyclictest9538-21latency_hist21:10:003
1649699161,7cyclictest780-21runrttasks23:25:033
1649699161,7cyclictest32187-21ssh21:21:383
1649699161,7cyclictest31053-21ssh00:36:513
1649699161,7cyclictest30934-21ssh00:19:443
1649699161,7cyclictest22432-21fschecks_time22:45:133
1649699161,7cyclictest13757-21ssh00:27:343
1649699161,7cyclictest1275-21fschecks_count21:40:153
1649699160,8cyclictest9345-21ssh22:55:273
1649699160,8cyclictest7522-21sed19:55:233
1649699160,8cyclictest4501-21ps20:56:363
1649699160,8cyclictest3817-21ssh22:52:553
1649699160,8cyclictest326-21systemd-journal21:11:193
1649699160,8cyclictest2872-21ssh22:16:103
1649699160,8cyclictest28640-21wc20:40:193
1649699160,8cyclictest27915-21sort00:00:133
1649699160,8cyclictest27064-21grep19:30:143
1649699160,8cyclictest2674-21latency_hist20:55:013
1649699160,8cyclictest20199-21ssh21:33:043
1649699160,8cyclictest17677-21cat19:10:183
1649699160,8cyclictest17586-21chrt23:35:593
1649699160,8cyclictest13183-21sh22:40:123
1649699160,8cyclictest10245-21head23:50:143
1649699160,7cyclictest29232-21sh22:13:163
1649699160,7cyclictest17202-21grep20:15:243
1649699160,7cyclictest14610-21sort20:10:243
1649699160,5cyclictest9536-21diskmemload23:47:323
1649699160,3cyclictest18580-21taskset20:20:143
1649299167,4cyclictest3541-21ssh21:24:112
1649299165,8cyclictest716-21snmpd19:23:112
16492991614,2cyclictest9040-21kworker/2:2+events21:06:462
16492991614,2cyclictest9040-21kworker/2:2+events21:06:452
16492991612,3cyclictest7956-21cron20:00:002
1649299160,9cyclictest19090-21/usr/sbin/munin19:15:192
1648599167,8cyclictest16470-21cyclictest22:02:431
1648599164,7cyclictest648-21dbus-daemon19:55:001
1648599160,8cyclictest286-21jbd2/md0-819:55:071
1648599160,10cyclictest31579-21chrt23:44:281
1647999165,8cyclictest6951-21grep22:00:240
1647999164,8cyclictest18555-21seq21:14:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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