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2025-05-05 - 05:39
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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 the 792 highest latencies:
System rack7slot2.osadl.org (updated Mon May 05, 2025 00:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3763891999456,30cyclictest3798246-21modprobe21:15:001
3763888997865,7cyclictest3820063-21kworker/u4:4+xprtiod21:45:130
3763891997746,28cyclictest3763886-21cyclictest22:25:521
376389199755,11cyclictest3888594-21ssh23:10:171
3763891997231,37cyclictest54-21kswapd000:15:331
376389199682,18cyclictest3908631-21ssh23:35:311
3763891996734,30cyclictest0-21swapper/123:50:431
376389199673,23cyclictest3845885-21/usr/sbin/munin22:15:221
3763891996729,32cyclictest3790472-21modprobe20:55:001
376389199672,26cyclictest3893221-21ssh23:15:361
376389199672,26cyclictest3893221-21ssh23:15:351
376389199669,15cyclictest3885317-21ssh23:05:241
3763891996635,29cyclictest3825892-21/usr/sbin/munin21:50:211
3763891996633,30cyclictest0-21swapper/123:00:221
376389199663,13cyclictest3799488-21ssh21:15:401
376389199662,19cyclictest3806372-21ssh21:25:201
376389199662,19cyclictest3806372-21ssh21:25:191
3763891996620,43cyclictest3874277-21sed22:50:391
3763891996533,29cyclictest0-21swapper/123:30:361
376389199646,11cyclictest3810236-21/usr/sbin/munin21:30:231
3763891996436,24cyclictest0-21swapper/100:30:381
3763891996431,30cyclictest3838998-21unixbench_singl22:05:441
3763891996430,30cyclictest0-21swapper/121:45:271
376389199642,13cyclictest3833840-21ssh22:00:181
376389199634,14cyclictest3924225-21ps23:55:391
3763891996331,29cyclictest0-21swapper/122:25:001
3763891996331,28cyclictest0-21swapper/122:35:431
3763891996329,31cyclictest0-21swapper/100:25:391
3763891996324,36cyclictest0-21swapper/121:40:241
3763891996237,23cyclictest3788347-21df_abs20:45:181
3763891996229,30cyclictest3912836-21grep23:40:401
3763891996229,30cyclictest3912836-21grep23:40:401
3763891996228,31cyclictest0-21swapper/100:05:221
3763891996227,32cyclictest3925233-21kworker/u4:0+rpciod00:00:121
3763891996226,34cyclictest3916060-21gltestperf23:45:221
3763891996226,33cyclictest0-21swapper/120:55:331
3763888996224,15cyclictest3779289-21apt-get20:10:150
3763891996129,28cyclictest0-21swapper/100:10:321
376388899614,46cyclictest3920119-21ssh23:50:290
3763891996031,27cyclictest3951425-21sh00:35:201
3763891996029,28cyclictest3777837-21kworker/u4:0+events_unbound20:20:001
3763891996028,29cyclictest0-21swapper/119:55:011
3763891996028,28cyclictest0-21swapper/119:45:191
3763891996021,36cyclictest3768665-21ls19:25:391
3763891995928,28cyclictest0-21swapper/119:35:371
3763891995926,29cyclictest0-21swapper/122:40:411
3763891995925,30cyclictest0-21swapper/122:30:401
3763891995915,16cyclictest1064-21snmpd19:55:341
376389199586,23cyclictest3870204-21ssh22:45:411
376389199584,18cyclictest3806041-21ssh21:25:011
376389199583,11cyclictest3896789-21irqstats23:20:241
3763891995823,32cyclictest0-21swapper/122:55:311
3763891995822,33cyclictest0-21swapper/121:35:381
3763891995822,31cyclictest0-21swapper/121:55:361
3763891995821,6cyclictest3766366-21kworker/u4:8+rpciod19:20:291
376389199581,16cyclictest3941388-21cron00:20:021
3763888995819,26cyclictest3914058-21kworker/u4:6+events_unbound23:45:010
3763888995819,26cyclictest3914058-21kworker/u4:6+events_unbound23:45:000
3763888995810,24cyclictest3869056-21apt-config22:45:010
3763891995735,20cyclictest3842377-21ldconfig22:10:321
3763891995735,20cyclictest3842377-21ldconfig22:10:311
3763891995727,27cyclictest3761329-21kworker/u4:3+rpciod19:10:211
3763891995724,28cyclictest0-21swapper/121:00:211
3763891995721,32cyclictest3766129-21threads19:15:381
376388899575,36cyclictest3873867-21ssh22:50:280
3763888995718,13cyclictest3897054-21ssh23:20:340
376389199563,10cyclictest3782918-21modprobe20:25:001
3763891995618,33cyclictest0-21swapper/119:45:001
3763888995620,12cyclictest3908678-21ntpq23:35:330
3763888995617,10cyclictest3792477-21ntpq21:00:300
3763891995521,32cyclictest3785460-21latency_hist20:35:001
3763891995519,33cyclictest0-21swapper/123:25:401
3763888995548,5cyclictest3867542-21kworker/u4:6+xprtiod22:45:090
3763888995533,8cyclictest3885071-21fschecks_time23:05:210
3763888995523,10cyclictest3772219-21ntpq19:40:280
3763888995519,12cyclictest3775241-21apt-get19:55:050
3763888995515,22cyclictest3892902-21if_eth023:15:210
3763888995515,22cyclictest3892902-21if_eth023:15:200
3763888995515,14cyclictest3937321-21ssh00:13:500
3763888995514,21cyclictest3806952-21netstat21:25:280
3763888995514,21cyclictest3806952-21netstat21:25:270
3763891995419,30cyclictest3786942-21aten_r7power_cu20:40:191
3763888995445,7cyclictest3862488-21/usr/sbin/munin22:35:420
3763888995417,10cyclictest3842358-21ntpq22:10:310
3763888995417,10cyclictest3842358-21ntpq22:10:300
3763888995415,11cyclictest3855938-21ssh22:27:470
3763888995412,20cyclictest3777683-21timerwakeupswit20:00:390
376389199534,11cyclictest3770180-21modprobe19:35:011
3763891995319,31cyclictest0-21swapper/121:05:321
3763888995318,11cyclictest3927975-21ntpq00:00:350
3763888995316,14cyclictest3774692-21ntpq19:50:250
3763888995315,14cyclictest3816075-21ssh21:36:510
3763888995311,20cyclictest3938746-21ntpq00:15:250
3763891995222,28cyclictest0-21swapper/120:35:381
3763891995220,29cyclictest0-21swapper/120:00:231
3763891995217,5cyclictest3761328-21kworker/u4:2+rpciod20:10:321
3763891995211,8cyclictest0-21swapper/120:25:251
3763888995218,10cyclictest3931858-21ntpq00:05:410
3763888995217,11cyclictest3784943-21ntpq20:30:330
3763888995215,10cyclictest3880012-21ssh22:58:580
3763888995214,14cyclictest3773449-21ntpq19:45:270
3763888995214,10cyclictest3782459-21ntpq20:20:340
3763891995112,10cyclictest3778854-21ls20:05:421
376389199511,12cyclictest3764014-21latency_hist19:10:011
3763888995120,9cyclictest3778676-21gcc20:05:390
3763888995115,18cyclictest0-21swapper/022:30:340
3763888995115,12cyclictest3881574-21ntpq23:00:290
3763888995115,11cyclictest3767069-21kernelversion19:20:240
376388899508,17cyclictest3801066-21ssh21:17:590
3763888995038,10cyclictest3763886-21cyclictest23:55:530
3763888995035,10cyclictest3825931-21ssh21:50:180
3763888995032,16cyclictest3794994-21gltestperf21:10:210
3763888995016,12cyclictest3831849-21ssh21:57:000
3763888995014,10cyclictest3788672-21ntpq20:45:260
3763888995013,14cyclictest3840796-21ssh22:09:010
3763888995013,11cyclictest3852855-21ssh22:24:200
3763888995012,18cyclictest3916843-21sed23:45:420
3763888994938,8cyclictest3902202-21kworker/u4:12-rpciod23:30:210
3763888994932,13cyclictest3889334-21ntpq23:10:320
3763888994929,17cyclictest0-21swapper/021:20:390
3763888994913,11cyclictest3787450-21ntpq20:40:280
3763888994910,8cyclictest3766393-21sh19:20:000
3763888994840,5cyclictest3831993-21kworker/u4:5+rpciod22:20:010
3763888994822,9cyclictest3951811-21ntpq00:35:260
3763888994814,6cyclictest3945782-21ntpq00:25:300
3763888994812,12cyclictest3818936-21ntpq21:40:370
3763888994810,9cyclictest3764570-21ntpq19:10:250
3763888994740,5cyclictest3793499-21fschecks_time21:05:200
3763888994740,5cyclictest3786438-21xargs20:35:380
3763888994738,6cyclictest3942753-21timerwakeupswit00:20:410
3763888994731,11cyclictest3790654-21apt-get20:55:150
3763888994726,18cyclictest3790090-21ps20:50:360
3763888994726,14cyclictest3769103-21apt-get19:30:130
3763888994722,8cyclictest3834307-21/usr/sbin/munin22:00:250
3763888994716,9cyclictest3900388-21fschecks_count23:25:200
3763888994712,10cyclictest3781084-21ntpq20:15:310
3763888994638,5cyclictest3951043-21latency_hist00:35:020
3763888994636,7cyclictest3810412-21/usr/sbin/munin21:30:200
3763888994636,7cyclictest3783378-21grep20:25:230
3763888994514,11cyclictest3770886-21ntpq19:35:250
3763888994513,9cyclictest3768501-21ntpq19:25:370
3763888993929,5cyclictest3763886-21cyclictest19:09:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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