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2025-05-02 - 12:40
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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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack2slot7.osadl.org (updated Fri May 02, 2025 00:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1318794994920,3cyclictest11050irq/107-eth%d23:06:312
131879299484,31cyclictest0-21swapper/022:26:180
1318792993921,4cyclictest0-21swapper/023:22:550
131879399362,17cyclictest0-21swapper/121:41:221
131879399356,13cyclictest1431192-21awk22:31:181
1318792993515,2cyclictest1345344-21grep20:31:210
131879299331,26cyclictest0-21swapper/023:01:180
131879299331,26cyclictest0-21swapper/023:01:180
131879299330,18cyclictest11050irq/107-eth%d22:01:170
131879299328,17cyclictest2243333-21munin-node19:28:070
1318792993221,2cyclictest0-21swapper/021:16:160
1318792993213,7cyclictest0-21swapper/022:46:190
131879299321,2cyclictest1408387-21ntpq22:06:190
131879299321,16cyclictest0-21swapper/000:21:210
131879299312,20cyclictest0-21swapper/000:31:120
131879299311,29cyclictest1498963-21sed23:46:190
131879299311,24cyclictest1394250-21ntpq21:51:180
131879299310,19cyclictest1365681-21aten_r2power_cu21:21:160
131879299310,16cyclictest0-21swapper/023:53:240
112699310,3rtkit-daemon1125-21rtkit-daemon23:59:202
131879499305,12cyclictest0-21swapper/221:26:202
1318794993027,2cyclictest1341049-21fschecks_time20:21:152
1318794993026,3cyclictest1346959-21unixbench_multi20:36:202
131879299304,5cyclictest1517827-21ssh00:06:220
131879299301,22cyclictest0-21swapper/022:51:050
131879299300,6cyclictest1435766-21ntp_states22:36:180
1318792992918,7cyclictest1354180-21fschecks_time21:01:170
1318792992918,7cyclictest1354180-21fschecks_time21:01:170
1318792992916,1cyclictest1541655-21sed00:36:140
131879299281,26cyclictest1421573-21fschecks_time22:21:130
131879299281,17cyclictest0-21swapper/021:56:170
131879499274,21cyclictest1444843-21/usr/sbin/munin22:46:192
1318792992721,4cyclictest1379661-21head21:36:140
131879299272,13cyclictest0-21swapper/022:31:230
1318792992721,0cyclictest0-21swapper/023:28:290
131879399261,8cyclictest11050irq/107-eth%d00:06:141
131879299260,5cyclictest1502621-21ssh23:51:130
131879299260,21cyclictest0-21swapper/000:11:170
1318794992521,2cyclictest1421501-21cut22:21:132
131879399258,4cyclictest11050irq/107-eth%d22:41:201
1318793992518,4cyclictest1008-21mta-sts-daemon22:11:161
131879299253,19cyclictest0-21swapper/021:33:000
131879299251,16cyclictest0-21swapper/021:39:410
131879299248,4cyclictest1341157-21gltestperf20:21:160
131879299240,6cyclictest1452825-21/usr/sbin/munin22:56:210
131879499232,17cyclictest1389779-21/usr/sbin/munin21:46:202
1318794992320,2cyclictest1366054-21fschecks_time21:21:182
1318794992319,3cyclictest1375333-21gltestperf21:31:182
131879399233,15cyclictest1319415-21head19:16:141
1318792992318,4cyclictest1328876-21unixbench_multi19:41:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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