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2025-07-12 - 12:55
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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 50 highest latencies:
System rackaslot6.osadl.org (updated Sat Jul 12, 2025 00:45:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
977374993528,4cyclictest0-21swapper/719:45:537
97737499332,18cyclictest1077944-21tr00:10:157
977374993215,2cyclictest0-21swapper/723:36:417
97737499311,2cyclictest1087534-21apt00:40:007
977369993123,5cyclictest0-21swapper/423:14:114
97737499301,16cyclictest3579-21dockerd20:34:207
97737499301,16cyclictest0-21swapper/721:17:557
977370993025,2cyclictest983136-21gltestperf19:25:175
97737099301,25cyclictest0-21swapper/523:25:215
977368993014,1cyclictest0-21swapper/321:50:023
977374992918,8cyclictest1052409-21latency_hist22:55:007
977374992916,3cyclictest711ktimers/720:18:527
977374992916,3cyclictest711ktimers/720:18:517
977374992916,2cyclictest2638619-21containerd20:39:237
977374992913,4cyclictest1164-21containerd23:15:447
977368992924,3cyclictest1039265-21latency_hist22:15:003
977364992924,3cyclictest1159-21containerd23:34:121
977374992814,2cyclictest1028420-21ntp_kernel_pll_21:40:217
977374992812,3cyclictest0-21swapper/720:40:117
977374992812,3cyclictest0-21swapper/720:40:107
977370992823,3cyclictest3579-21dockerd20:53:595
977370992823,3cyclictest3579-21dockerd20:53:585
97736599289,15cyclictest1061473-21/usr/sbin/munin23:20:162
977364992821,3cyclictest1072441-21kworker/u16:10-rpciod00:08:151
977374992716,2cyclictest991243-21cpu19:50:157
977374992716,2cyclictest1071943-21sendmail_mailqu23:50:277
977374992715,2cyclictest1127-21dockerd21:54:527
977374992715,2cyclictest0-21swapper/722:25:197
977373992722,3cyclictest996247-21df_abs20:05:156
977373992711,4cyclictest104740650kworker/u16:17+xprtiod22:55:136
977373992711,4cyclictest104740650kworker/u16:17+xprtiod22:55:136
97737099271,20cyclictest977320-21kworker/u16:9+rpciod19:14:315
97736899277,17cyclictest1068252-21gltestperf23:40:153
977364992723,2cyclictest0-21swapper/120:41:581
977364992723,2cyclictest0-21swapper/120:41:571
97736499270,13cyclictest0-21swapper/121:28:011
977374992615,2cyclictest1011312-21grep20:50:157
977374992615,2cyclictest1011312-21grep20:50:147
977374992615,2cyclictest0-21swapper/720:00:017
97737499260,2cyclictest0-21swapper/719:19:377
977373992622,2cyclictest1058511-21ntp_offset23:10:266
977369992621,2cyclictest1151-21containerd20:49:414
977369992610,2cyclictest0-21swapper/421:50:194
97736899265,17cyclictest0-21swapper/322:55:033
97736899265,17cyclictest0-21swapper/322:55:033
977365992621,2cyclictest1014116-21kworker/u16:7+rpciod21:06:292
97737499253,16cyclictest974493-21kworker/u16:4+rpciod19:10:257
977374992514,2cyclictest1058119-21df_inode23:10:197
97737399254,16cyclictest988492-21kworker/u16:12+rpciod19:58:336
97736999256,2cyclictest1034878-21grep22:00:194
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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