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2026-04-12 - 17:31
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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 Sun Apr 12, 2026 12:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11016391100,1EcMasterDemoSyn11023-21grep12:28:493
27394391070,0EcMasterDemoSyn0-21swapper/209:21:122
306862970,0sleep30-21swapper/309:40:233
449439910,0EcMasterDemoSyn450429tAtEmLog_008:00:045
432439910,0EcMasterDemoSyn433429tAtEmLog_010:37:165
3106339880,1EcMasterDemoSyn31069-21ps11:27:592
159932860,0sleep10-21swapper/110:08:201
2036639830,0EcMasterDemoSyn2037629tAtEmLog_008:30:295
111212830,0sleep30-21swapper/310:23:203
921839820,0EcMasterDemoSyn922829tAtEmLog_008:10:125
921539820,0EcMasterDemoSyn922529tAtEmLog_010:22:035
3236139820,0EcMasterDemoSyn3237129tAtEmLog_009:41:295
2746239820,0EcMasterDemoSyn2747229tAtEmLog_008:45:425
2598239820,0EcMasterDemoSyn2599229tAtEmLog_011:43:115
2459939820,0EcMasterDemoSyn2460929tAtEmLog_007:34:425
1384739820,0EcMasterDemoSyn1385729tAtEmLog_010:06:505
685239810,0EcMasterDemoSyn686229tAtEmLog_008:05:085
1277039810,0EcMasterDemoSyn1278029tAtEmLog_007:09:215
3184039650,0EcMasterDemoSyn0-21swapper/210:52:282
3236139240,1EcMasterDemoSyn32369-21runintdemo5min09:41:290
91972210,1sleep50-21swapper/511:15:255
1292299191,13cyclictest16-1pr/legacy08:10:112
1291399190,10cyclictest780-21runrttasks07:35:150
1291399180,10cyclictest17263-21sh11:38:230
3249099170,10tDemoTimingTask32521-21chrt08:55:545
3013199170,10tDemoTimingTask30135-21chrt08:50:475
3003299170,10tDemoTimingTask30051-21chrt12:03:285
2692429170,7tAtEmLog_029632-21chrt11:09:355
245799170,9tDemoTimingTask2461-21chrt09:00:555
2300499170,7tDemoTimingTask29726-21chrt10:15:205
1989499170,10tDemoTimingTask19924-21taskset07:24:375
1292499171,12cyclictest16-1pr/legacy11:33:014
1292499170,9cyclictest27268-21seq09:56:304
1291399176,9cyclictest174-1kworker/0:1H+kblockd12:09:580
1291399174,9cyclictest21243-21sh10:10:410
1291399170,9cyclictest780-21runrttasks12:19:300
1291399170,9cyclictest30665-21sh10:34:210
1291399170,9cyclictest29786-21sh10:51:010
1291399170,9cyclictest29414-21timerwakeupswit12:20:230
1291399170,9cyclictest23462-21sh11:41:230
1291399170,9cyclictest19726-21sh12:33:380
855999160,9tDemoTimingTask8583-21taskset10:57:335
2599399160,6tDemoTimingTask32514-21taskset11:46:255
2300499160,6tDemoTimingTask23898-21chrt10:12:325
2272999160,9tDemoTimingTask26323-21taskset10:49:565
182999160,9tDemoTimingTask2129-21chrt07:55:005
1292499169,5cyclictest17816-21cron12:14:594
1292499160,9cyclictest6907-21aten2_r5power_c08:05:124
1292399168,6cyclictest20910-21sed07:25:133
1292399160,13cyclictest4039-21kworker/u24:1+rpciod09:26:453
12922991612,3cyclictest19960-21cron07:25:002
1291899160,9cyclictest8806-21/usr/sbin/munin10:40:141
1291899160,10cyclictest22496-21ssh11:40:421
1291399169,5cyclictest15239-21mailstats08:20:210
1291399163,9cyclictest11219-21sh10:40:420
1291399160,9cyclictest12589-21sh12:29:550
1291399160,8cyclictest14468-21timerwakeupswit11:00:240
1291399160,13cyclictest780-21runrttasks08:47:020
1291399160,13cyclictest23376-21sh09:36:450
1291399160,13cyclictest22982-21runrttasks11:23:370
1292499154,6cyclictest20749-21expr09:35:184
1292499153,8cyclictest9054-21timerandwakeup11:15:254
1292499151,10cyclictest15732-21runrttasks11:01:114
1292499150,9cyclictest18497-21sh11:56:414
1292499150,9cyclictest18150-21sh09:34:354
1292399158,5cyclictest15049-21grep11:55:133
1292399154,6cyclictest29531-21runintdemo5min07:44:523
1292399151,10cyclictest14030-21/usr/sbin/munin10:25:233
1292399151,10cyclictest12508-21sh09:13:333
1292399151,10cyclictest12508-21sh09:13:333
1292399151,10cyclictest12451-21runrttasks12:11:133
1292399150,9cyclictest6170-21fschecks_time09:45:143
1292399150,11cyclictest23408-21chrt08:40:013
1292399150,11cyclictest15808-21ssh10:43:543
1292399150,10cyclictest18091-21chrt08:26:043
1292299155,6cyclictest23485-21cat11:05:212
1292299153,8cyclictest8268-21timerandwakeup08:05:242
1292299150,8cyclictest22925-21runrttasks08:37:472
1292299150,11cyclictest16-1pr/legacy12:03:272
1291899158,5cyclictest6571-21basename08:05:001
1291899157,6cyclictest5077-21rm10:20:131
1291899154,8cyclictest22724-21cat12:35:151
1291899152,9cyclictest2210-21ntp_kernel_err09:25:181
1291899150,9cyclictest13520-21ssh12:11:581
1291399156,7cyclictest8415-21ssh09:46:020
1291399156,7cyclictest32765-21grep10:35:150
1291399156,7cyclictest20087-21sed08:30:250
1291399154,8cyclictest752-21postgres09:06:270
1291399154,8cyclictest752-21postgres09:06:270
1291399152,9cyclictest4388-21ssh10:01:360
1291399152,9cyclictest32315-21sh10:16:530
1291399152,10cyclictest8526-21ssh11:33:370
1291399151,10cyclictest6527-21sh10:56:080
1291399151,10cyclictest4261-21taskset09:26:180
1291399151,10cyclictest19010-21ssh09:52:030
1291399150,8cyclictest780-21runrttasks07:15:490
1291399150,7cyclictest19010-21cat09:35:010
1291399150,13cyclictest5020-21wget10:20:120
1291399150,12cyclictest27510-21runrttasks07:40:030
1291399150,11cyclictest16123-21/usr/sbin/munin09:15:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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