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2026-05-12 - 09:29
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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 Tue May 12, 2026 00:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14072391210,0EcMasterDemoSyn0-21swapper/400:08:144
278039920,1EcMasterDemoSyn2789-21runintdemo5min19:39:280
2678539910,0EcMasterDemoSyn2679529tAtEmLog_020:30:095
658239860,0EcMasterDemoSyn659229tAtEmLog_022:16:405
499439840,0EcMasterDemoSyn500429tAtEmLog_000:03:095
2917839830,0EcMasterDemoSyn2918829tAtEmLog_022:47:065
990439820,0EcMasterDemoSyn991429tAtEmLog_023:47:575
2819639820,0EcMasterDemoSyn2820629tAtEmLog_023:58:055
2207139820,0EcMasterDemoSyn2208129tAtEmLog_020:20:025
1797039820,0EcMasterDemoSyn1798029tAtEmLog_000:28:315
1007139820,0EcMasterDemoSyn1008129tAtEmLog_023:12:275
782639810,0EcMasterDemoSyn783629tAtEmLog_020:55:315
515839810,0EcMasterDemoSyn516829tAtEmLog_019:44:325
2950639810,0EcMasterDemoSyn2952029tAtEmLog_020:35:155
2839839810,0EcMasterDemoSyn2840829tAtEmLog_023:22:355
234739810,0EcMasterDemoSyn235829tAtEmLog_021:20:525
1924739810,0EcMasterDemoSyn1925729tAtEmLog_023:17:315
499439260,0EcMasterDemoSyn0-21swapper/300:03:093
20877992523,2cyclictest2123-21kworker/1:2+events20:25:051
20877992016,4cyclictest2123-21kworker/1:2+events19:19:101
2087399206,10cyclictest18485-21sh00:28:510
706639190,1EcMasterDemoSyn7072-21ps21:41:104
2087799197,6cyclictest26157-21apt-get00:15:121
2087399190,14cyclictest24758-21sh22:26:400
2918829180,0tAtEmLog_00-21swapper/522:52:095
2089099180,10cyclictest5294-21ssh22:15:454
2087399180,10cyclictest6634-21sh23:28:400
2087399180,10cyclictest6634-21sh23:28:400
2087399180,10cyclictest5634-21ntpq23:45:190
2087399180,10cyclictest28957-21sh23:58:360
1085629180,10tAtEmLog_015586-21chrt22:40:015
37829170,10tAtEmLog_0447-21chrt19:34:565
37829170,10tAtEmLog_0447-21chrt19:34:565
3028599170,9tDemoTimingTask3751-21taskset21:40:015
3028599170,9tDemoTimingTask3751-21taskset21:40:015
2089099174,9cyclictest23029-21tune2fs23:55:154
2088199170,9cyclictest5636-21ssh23:27:572
2088199170,9cyclictest5636-21ssh23:27:572
2087399174,11cyclictest19896-21wc23:00:140
20873991713,3cyclictest32501-21needreboot20:40:180
2087399170,9cyclictest24956-21sh23:38:370
2087399170,9cyclictest15435-21sh23:33:290
2087399170,9cyclictest15435-21sh23:33:290
2087399170,14cyclictest8056-21sh00:22:500
1224329170,7tAtEmLog_014306-21chrt20:00:235
707799160,9tDemoTimingTask12428-21chrt21:44:565
44199160,9tDemoTimingTask26914-21sleep23:44:555
3260629160,9tAtEmLog_01131-21taskset20:44:555
2088699160,9cyclictest24506-21sh21:50:403
2088699160,10cyclictest31504-21/usr/sbin/munin20:40:183
2088699160,10cyclictest10043-21ssh21:43:143
20881991612,3cyclictest5658-21cron00:40:002
2087399160,9cyclictest17042-21ssh00:10:060
2087399160,13cyclictest780-21runrttasks21:14:150
191052160,0sleep50-21swapper/523:53:025
1703729160,9tAtEmLog_017059-21taskset20:09:565
752899150,9tDemoTimingTask7560-21taskset19:49:405
2089099158,5cyclictest4973-21find20:50:224
2089099153,8cyclictest20257-21date00:30:004
20890991511,3cyclictest32304-21gltestperf00:00:154
2088699157,6cyclictest25007-21sort20:25:143
2088699151,9cyclictest31381-21sh22:48:373
2088699151,10cyclictest20222-21ssh00:11:133
2088699150,9cyclictest27409-21unixbench_multi19:20:233
2088699150,11cyclictest10513-21apt-get22:55:113
2088199153,8cyclictest6052-21latency_hist20:54:592
2088199153,8cyclictest32358-21smartctl00:00:162
2087799155,8cyclictest10284-21/usr/sbin/munin21:25:221
20877991511,3cyclictest7325-21sh00:04:481
2087799151,11cyclictest16-1pr/legacy23:07:221
2087799151,11cyclictest16-1pr/legacy21:46:121
2087799151,11cyclictest16-1pr/legacy19:24:131
2087799151,11cyclictest16-1pr/legacy19:14:051
2087799151,10cyclictest25424-21ssh21:15:451
2087799150,9cyclictest26021-21sh21:51:421
2087799150,11cyclictest30247-21chrt19:26:261
2087399156,7cyclictest9660-21ssh21:42:580
2087399153,9cyclictest720-21ntpd23:50:190
2087399152,10cyclictest4042-21ntpq22:15:180
2087399151,6cyclictest17113-21ssh22:22:380
2087399151,10cyclictest30858-21diskmemload22:12:180
2087399150,9cyclictest24155-21hddtemp_smartct19:15:140
2087399150,9cyclictest14890-21sh22:39:440
2087399150,6cyclictest29331-21grep20:35:130
2087399150,5cyclictest780-21runrttasks22:42:400
2087399150,13cyclictest3852-21apt-config23:45:010
1580699150,9tDemoTimingTask15829-21taskset22:21:455
1153199150,9tDemoTimingTask11551-21chrt21:25:585
2089099148,5cyclictest9701-21wc21:00:204
2089099146,6cyclictest2987-21grep00:20:134
2089099141,9cyclictest28644-21/usr/sbin/munin23:05:124
2089099141,9cyclictest27579-21irqstats20:30:174
2089099141,9cyclictest25869-21runrttasks23:39:174
2089099140,9cyclictest780-21runrttasks19:25:084
2089099140,9cyclictest20786-21ssh22:25:014
2089099140,9cyclictest17140-21apt-get00:10:114
2089099140,8cyclictest28825-21diskmemload00:15:564
2089099140,4cyclictest14667-21ntpq23:50:184
2089099140,10cyclictest7896-21/usr/sbin/munin19:50:144
2089099140,10cyclictest780-21runrttasks23:46:544
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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