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2025-06-17 - 00:35
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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
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack7slot2.osadl.org (updated Mon Jun 16, 2025 12:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4084627997662,11cyclictest52-21kswapd007:55:210
4084628997568,5cyclictest20608-21kworker/u4:9+events_unbound12:01:261
4084627996354,5cyclictest0-21swapper/012:20:240
4084628996149,9cyclictest4087121-21kworker/u4:6+events_unbound07:45:301
4084627996051,7cyclictest4165626-21sshd10:26:110
4084627996051,7cyclictest4165626-21sshd10:26:100
4084628995947,8cyclictest4141653-21uniq09:50:231
4084628995939,10cyclictest2140-21ntpq11:15:371
4084628995938,17cyclictest4125761-21ssh09:25:241
4084628995848,7cyclictest4153078-21kworker/u4:16+events_unbound10:16:121
4084628995837,13cyclictest4155113-21ssh10:10:361
4084628995836,5cyclictest4159557-21kworker/u4:19+events_unbound10:40:591
4084628995835,15cyclictest58543-21ssh12:30:391
4084627995838,18cyclictest4085049-21fschecks_count07:10:210
408462799582,50cyclictest4094834-21apt-get07:50:090
4084628995745,9cyclictest11671-21head11:30:241
4084628995651,3cyclictest4162769-21kworker/u4:3+events_unbound10:26:111
4084628995651,3cyclictest4162769-21kworker/u4:3+events_unbound10:26:111
4084628995637,14cyclictest50077-21ps12:20:371
4084628995635,18cyclictest4099597-21ntpq08:05:281
4084628995635,17cyclictest4183788-21apt-get10:55:171
4084628995535,15cyclictest4178014-21ssh10:45:361
4084628995433,16cyclictest4161674-21ssh10:20:341
4084628995432,15cyclictest29715-21modprobe11:55:001
4084627995445,6cyclictest4158362-21/usr/sbin/munin10:15:260
4084628995345,5cyclictest54480-21mailstats12:25:401
4084628995335,13cyclictest45006-21ssh12:15:191
4084628995333,14cyclictest4193537-21ssh11:10:391
4084628995331,18cyclictest4102151-21ntpq08:15:281
4084628995330,19cyclictest4100828-21ntpq08:10:261
4084627995329,18cyclictest52-21kswapd010:00:130
4084628995241,8cyclictest4087369-21sshd07:20:171
4084628995241,8cyclictest4085852-21kworker/u4:4+events_unbound07:15:171
4084628995237,11cyclictest4148613-21ntpq10:00:371
4084628995237,11cyclictest4115751-21apt-get09:10:151
4084628995235,14cyclictest4135436-21ssh09:40:291
4084628995235,14cyclictest4114899-21ntpq09:05:301
4084628995234,12cyclictest4090528-21ntpq07:30:311
4084628995233,15cyclictest62925-21ps12:35:391
4084628995233,13cyclictest4132279-21ssh09:35:311
4084628995232,17cyclictest1061-21snmpd11:20:161
4084628995232,16cyclictest4122725-21ssh09:20:381
4084628995229,18cyclictest4138941-21ntp_states09:45:361
4084627995246,4cyclictest54069-21/usr/sbin/munin12:25:270
4084627995230,20cyclictest4141705-21fschecks_time09:50:230
4084627995221,27cyclictest65971-21basename12:40:000
4084628995138,9cyclictest15224-21ssh11:35:231
4084628995137,10cyclictest4119356-21ssh09:15:351
4084628995136,10cyclictest4171061-21ssh10:35:261
4084628995136,10cyclictest4151546-21ssh10:05:251
4084628995136,10cyclictest39066-21ssh12:05:431
4084628995134,15cyclictest4190655-21ps11:05:401
4084628995134,13cyclictest4128905-21ssh09:30:281
4084628995133,14cyclictest4145259-21ssh09:55:301
4084628995133,12cyclictest23068-21ssh11:45:411
4084628995129,17cyclictest4168195-21ssh10:30:341
4084627995142,6cyclictest4147655-21latency_hist10:00:020
4084627995141,8cyclictest4193959-21unixbench_singl11:10:450
4084627995123,5cyclictest151ktimers/009:25:000
4084628995037,10cyclictest4187061-21ssh11:00:141
4084628995034,13cyclictest4095647-21ntpq07:50:301
4084628995033,11cyclictest8529-21ntpq11:25:291
4084628995032,12cyclictest1061-21snmpd07:35:241
4084628995031,15cyclictest4092459-21apt07:40:111
4084628995029,13cyclictest4183524-21modprobe10:55:001
4084627995042,6cyclictest23332-21timerwakeupswit11:45:440
4084627995041,6cyclictest4118713-21aten_r7power_po09:15:200
4084627995040,8cyclictest11669-21gltestperf11:30:230
4084627995039,9cyclictest30201-21aten_r7power_vo11:55:210
4084627995030,18cyclictest4135094-21fschecks_time09:40:210
4084627995029,19cyclictest4109506-21fschecks_count08:45:240
4084628994936,10cyclictest4105996-21sed08:30:291
4084628994934,9cyclictest18382-21apt-get11:40:171
4084628994932,13cyclictest4097021-21ntpq07:55:411
4084628994932,12cyclictest4103448-21ntpq08:20:411
4084628994931,13cyclictest4108576-21awk08:40:301
4084628994931,12cyclictest4111102-21ntpq08:50:321
4084628994930,13cyclictest30885-21ssh11:55:391
4084627994943,4cyclictest34353-21fschecks_count12:00:220
4084627994940,7cyclictest4088441-21cron07:25:000
4084627994939,8cyclictest0-21swapper/008:00:420
4084627994923,4cyclictest151ktimers/010:05:190
4084628994837,7cyclictest4105228-21kworker/u4:008:29:591
4084628994834,11cyclictest42103-21ntpq12:10:361
4084628994834,11cyclictest4098318-21ntpq08:00:381
4084627994842,4cyclictest4090221-21fschecks_time07:30:190
4084627994841,5cyclictest4187054-21/usr/sbin/munin11:00:130
4084627994841,5cyclictest4182243-21sshd10:51:170
4084627994841,5cyclictest4174953-21cat10:40:410
4084627994841,5cyclictest4138421-21fschecks_count09:45:200
4084627994841,5cyclictest4115050-21grep09:05:400
4084627994840,6cyclictest4177607-21fschecks_time10:45:230
4084627994838,8cyclictest57866-21aten_r7power_en12:30:220
4084628994730,14cyclictest4089290-21ntpq07:25:351
4084628994729,15cyclictest4113743-21ntpq09:00:401
4084627994740,5cyclictest4133276-21sshd09:36:450
4084627994740,5cyclictest38823-21switchtime12:05:410
4084627994740,5cyclictest26488-21cut11:50:250
4084627994728,17cyclictest4167934-21gltestperf10:30:230
4084627994723,4cyclictest151ktimers/009:10:390
4084627994721,4cyclictest151ktimers/010:10:330
4084628994639,5cyclictest4109588-21fschecks_time08:45:241
4084628994629,13cyclictest4107266-21ntpq08:35:321
4084628994628,15cyclictest4112345-21ntpq08:55:281
4084628994628,13cyclictest4085333-21ld07:10:261
4084627994639,5cyclictest4173780-21sendmail-msp10:40:000
4084627994639,5cyclictest4084626-21cyclictest12:15:380
4084627994638,6cyclictest41707-21fschecks_count12:10:240
4084627994638,5cyclictest0-21swapper/010:55:170
4084627994637,7cyclictest4101490-21latency_hist08:15:020
4084627994636,8cyclictest4111846-21aten_r7power_en08:55:190
4084627994636,8cyclictest0-21swapper/010:20:400
4084627994635,7cyclictest4084600-21munin-run07:10:010
4084627994619,3cyclictest151ktimers/011:40:250
4084627994536,7cyclictest4099145-21aten_r7power_vo08:05:170
4084627994535,8cyclictest4105444-21aten_r7power_cu08:30:160
4084627994534,8cyclictest4088868-21fschecks_count07:25:200
4084627994435,7cyclictest4114156-21kworker/u4:6-rpciod09:05:020
4084627994434,7cyclictest0-21swapper/008:20:320
4084627994336,5cyclictest4093639-21latency_hist07:45:010
4084627994335,6cyclictest4101849-21fschecks_time08:15:190
4084627994334,6cyclictest4188668-21kworker/u4:12+rpciod11:05:430
4084627994333,7cyclictest5894-21unixbench-2d11:20:450
4084627994333,7cyclictest0-21swapper/011:35:400
4084627994333,7cyclictest0-21swapper/007:45:280
4084627994235,5cyclictest1788-21fschecks_time11:15:240
4084627994235,5cyclictest10951-21ssh11:30:000
4084627994233,7cyclictest4091557-21gltestperf07:35:200
4084627994233,7cyclictest0-21swapper/009:30:230
4084627994232,8cyclictest4086068-21aten2__07:15:170
4084627994213,9cyclictest0-21swapper/008:35:230
4084628994124,12cyclictest4084733-21latency_hist07:10:011
4084627994131,7cyclictest0-21swapper/009:25:300
4084627993930,6cyclictest0-21swapper/008:25:200
4084627993929,7cyclictest0-21swapper/008:50:240
4084627993830,6cyclictest0-21swapper/008:40:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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