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2025-02-11 - 03:59
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack5slot7.osadl.org (updated Tue Feb 11, 2025 00:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15096224030,15sleep014230-1kworker/u3:117:50:440
157149917113,130cyclictest26198-21apt-get21:05:040
157149916819,22cyclictest23532-21apt-get22:45:060
157149916817,126cyclictest12509-21apt-get20:20:070
157149916616,127cyclictest11958-21irqstats22:05:540
157149916519,23cyclictest19141-21memory20:41:030
157149916516,124cyclictest17465-21apt-get22:25:030
157149916516,124cyclictest16905-21apt-get20:35:070
157149916514,127cyclictest32620-21memory21:25:590
157149916422,23cyclictest21844-21apt-get22:40:090
157149916420,121cyclictest8557-21irqstats20:05:550
157149916419,25cyclictest9846-21/usr/sbin/munin22:01:330
157149916418,122cyclictest1450-21df23:20:250
157149916415,125cyclictest16611-21munin-run17:59:470
157149916316,107cyclictest31919-21munin-run23:14:470
157149916314,127cyclictest29503-21ssh23:05:000
157149916313,126cyclictest32386-21ssh23:15:370
157149916310,111cyclictest28411-21sort23:01:070
157149916219,121cyclictest6416-21apt-get20:00:060
157149916217,120cyclictest20034-21apt-get18:20:050
157149916121,25cyclictest9522-21ssh21:58:420
157149916118,25cyclictest2801-21memory21:36:040
157149916115,120cyclictest15817-21apt-get22:20:050
157149916114,123cyclictest11550-21ssh20:16:180
157149916114,110cyclictest5133-21fw_conntrack19:55:530
157149916112,127cyclictest29492-21snmpd20:30:590
157149916030,97cyclictest4622-21cat19:54:490
157149916026,116cyclictest21894-1kworker/u3:020:54:590
157149916024,113cyclictest0-21swapper22:51:180
157149916016,22cyclictest20311-21apt-get20:45:030
157149916015,23cyclictest2160-21/usr/sbin/munin21:34:490
157149916013,25cyclictest23127-21sort18:35:370
157149915931,20cyclictest1995-21apt-get19:39:580
157149915920,24cyclictest28161-21apt-get19:05:030
157149915918,24cyclictest24805-21df21:00:260
157149915917,122cyclictest28813-21apt-get21:15:010
157149915916,123cyclictest20940-21/usr/sbin/munin22:36:210
157149915914,121cyclictest30479-21apt-get21:20:120
157149915913,22cyclictest26699-21sort22:55:540
157149915913,122cyclictest31576-21head19:20:510
15714991589,127cyclictest6413-21wc21:46:230
157149915817,119cyclictest15177-21ssh22:16:560
157149915812,122cyclictest3961-21ssh21:40:100
157149915812,122cyclictest14201-21apt-get20:25:050
157149915812,121cyclictest27969-21sed19:00:520
157149915734,25cyclictest30669-21grep19:15:560
157149915734,20cyclictest7790-21ssh21:53:050
157149915715,120cyclictest19875-21ssh22:33:580
157149915715,119cyclictest25926-21ntp_states18:50:450
157149915713,27cyclictest22797-21munin-run20:54:450
157149915713,25cyclictest10510-21ssh20:13:480
157149915630,16cyclictest0-21swapper18:15:410
157149915615,116cyclictest13418-21ssh22:11:180
157149915612,119cyclictest22285-21/usr/sbin/munin18:30:410
157149915510,26cyclictest28213-21ssh21:12:060
157149915419,25cyclictest17198-21fw_conntrack18:00:190
157149915416,24cyclictest24394-21users18:40:580
157149915414,117cyclictest26508-21/usr/sbin/munin18:55:140
157149915312,28cyclictest29841-21sshd19:13:580
157149915311,27cyclictest1008-21grep19:34:480
15714991527,125cyclictest3496-21find19:45:470
157149915212,23cyclictest1532-21ntpq19:35:410
157149915211,24cyclictest17452-21basename18:05:100
157149915119,105cyclictest20949-21apt-get18:25:050
157149915116,113cyclictest19005-21users18:10:550
157149915015,26cyclictest24551-21apt-get18:45:010
157149915012,25cyclictest31789-21wget19:25:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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