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2023-10-01 - 01:31
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackcslot5.osadl.org (updated Sat Sep 30, 2023 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1307499510,49cyclictest4552-21meminfo11:05:310
1307499510,49cyclictest17969-21meminfo07:20:220
1307599500,48cyclictest15076-21meminfo07:15:001
1307599490,47cyclictest17552-21meminfo11:40:311
1307599480,46cyclictest22919-21meminfo09:00:271
1307599480,46cyclictest19827-21meminfo07:25:261
1307599480,46cyclictest10930-21meminfo09:55:251
1307499470,45cyclictest19197-21meminfo08:50:270
1307499450,43cyclictest7228-21meminfo09:45:240
1307499420,40cyclictest11769-21meminfo08:30:260
1307599410,39cyclictest6395-21meminfo11:10:301
1307499400,38cyclictest23941-21meminfo10:30:300
1307599390,38cyclictest23571-21meminfo07:35:271
1307599390,37cyclictest28664-21meminfo12:10:241
1307499391,37cyclictest21684-21meminfo07:30:280
1307499390,38cyclictest9087-21meminfo09:50:310
1307499390,38cyclictest16104-21meminfo07:15:270
1307499390,37cyclictest580-21meminfo08:00:280
1307499390,37cyclictest20234-21meminfo10:20:250
1307599380,37cyclictest27439-21meminfo07:45:271
1307599380,36cyclictest14660-21meminfo10:05:261
1307499380,37cyclictest2498-21meminfo08:05:240
1307499380,36cyclictest8248-21meminfo11:15:300
1307499380,36cyclictest5558-21meminfo12:35:280
1307499380,36cyclictest15681-21meminfo11:35:280
1307599370,36cyclictest27665-21meminfo10:40:331
1307599370,35cyclictest8068-21meminfo08:20:251
1307599370,35cyclictest768-21meminfo10:55:271
1307599370,35cyclictest2705-21meminfo11:00:341
1307599370,35cyclictest25800-21meminfo10:35:351
1307599360,35cyclictest13623-21meminfo08:35:241
1307599360,35cyclictest13623-21meminfo08:35:241
1307599360,34cyclictest21257-21meminfo11:50:331
1307499360,35cyclictest14659-21meminfo10:05:260
1307599350,33cyclictest32383-21meminfo12:20:231
1307499350,33cyclictest9922-21meminfo08:25:280
1307499350,33cyclictest32191-21meminfo09:25:260
1307599340,33cyclictest10124-21meminfo11:20:321
1307599340,32cyclictest23095-21meminfo11:55:261
1307499340,32cyclictest31163-21meminfo07:55:280
1307499340,32cyclictest28472-21meminfo09:15:270
1307599330,31cyclictest19404-21meminfo11:45:311
1307599330,31cyclictest19198-21meminfo08:50:281
1307499330,32cyclictest21051-21meminfo08:55:280
1307499330,32cyclictest15504-21meminfo08:40:300
1307499330,31cyclictest4350-21meminfo08:10:280
1307499330,31cyclictest29531-21meminfo10:45:410
1307599310,30cyclictest13672-21meminfo07:10:261
1307599310,29cyclictest18358-21meminfo10:15:241
1307499310,29cyclictest1851-21meminfo12:25:270
1307599300,29cyclictest30341-21meminfo09:20:261
1307599300,29cyclictest16511-21meminfo10:10:251
1307499300,29cyclictest2708-21meminfo11:00:330
1307499300,28cyclictest1637-21meminfo09:30:270
1307499291,26cyclictest17347-21meminfo08:45:260
1307499280,27cyclictest3709-21meminfo12:30:280
1307599270,26cyclictest31358-21meminfo10:50:281
1307599270,25cyclictest25588-21meminfo07:40:251
1307599260,25cyclictest26818-21meminfo12:05:261
1307499260,25cyclictest32384-21meminfo12:20:240
1307499260,25cyclictest30516-21meminfo12:15:280
1307599240,23cyclictest13829-21meminfo11:30:301
1307499240,23cyclictest5380-21meminfo09:40:270
1307599230,22cyclictest29313-21meminfo07:50:261
1307499230,23cyclictest0-21swapper/012:05:190
1307499230,22cyclictest26621-21meminfo09:10:260
113932224,16sleep111504-21grep07:05:231
1307599210,20cyclictest24970-21meminfo12:00:291
1307599210,20cyclictest12804-21meminfo10:00:291
1307499210,19cyclictest22090-21meminfo10:25:290
1307599200,19cyclictest22091-21meminfo10:25:311
13075991917,1cyclictest0-21swapper/107:59:351
92632180,0sleep10-21swapper/111:19:111
1307599180,17cyclictest24769-21meminfo09:05:281
13074991816,1cyclictest132352sleep007:10:210
13075991715,1cyclictest12764-21kworker/1:0+events07:34:491
1307499170,16cyclictest6198-21meminfo08:15:250
1307599153,7cyclictest3785-21apt-get08:10:231
1307599150,14cyclictest3711-21meminfo12:30:281
1307599150,14cyclictest11970-21meminfo11:25:301
1307499151,6cyclictest0-21swapper/007:25:210
1307599142,2cyclictest4628-21munin-run09:40:001
1307499141,4cyclictest0-21swapper/011:30:210
13074991411,2cyclictest30030-21fschecks_time09:20:220
1307499141,12cyclictest23332-21proc_pri11:55:300
1307599134,5cyclictest0-21swapper/108:15:291
1307599132,4cyclictest23218-21kworker/u4:0+rpciod09:19:481
1307599131,4cyclictest0-21swapper/112:15:311
1307499139,2cyclictest4301-21taskset09:36:390
1307499131,10cyclictest12090-21ntp_kernel_err11:25:340
1307599129,2cyclictest27688-21seq09:14:421
1307599129,2cyclictest2531-21wc08:05:251
1307599129,2cyclictest24472-21wc10:30:401
1307599129,2cyclictest17648-21gzip08:45:311
1307599129,2cyclictest10057-21ntpdc08:25:291
1307599127,3cyclictest0-21swapper/109:40:021
1307599120,9cyclictest25870-21diskmemload10:22:481
1307499129,2cyclictest9163-21taskset08:24:550
1307499129,2cyclictest18292-21chrt11:41:140
1307499129,2cyclictest13921-21ls10:04:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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