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2025-05-13 - 08:43
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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 highest latencies:
System rack5slot7.osadl.org (updated Tue May 13, 2025 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8502223980,16sleep07896-1kworker/u3:217:45:570
95189917618,133cyclictest5934-21apt-get20:10:420
95189916917,127cyclictest10149-21apt-get22:00:420
95189916913,131cyclictest24256-21/usr/sbin/munin21:06:290
95189916720,120cyclictest31369-21apt-get23:05:450
95189916718,124cyclictest19267-21apt-get20:50:450
95189916620,121cyclictest8460-21apt-get21:55:480
95189916517,121cyclictest18503-21apt-get22:25:420
95189916420,99cyclictest28171-21ntp_states21:16:530
95189916417,104cyclictest15161-21apt-get22:15:460
95189916415,105cyclictest29233-21apt-get21:20:450
95189916316,122cyclictest26706-21apt-get22:50:420
95189916315,125cyclictest22394-21grep22:36:440
95189916219,117cyclictest1771-21apt-get21:35:440
95189916217,120cyclictest12600-21apt-get20:30:380
95189916213,125cyclictest15945-21/usr/sbin/munin20:41:350
95189916212,125cyclictest13476-21/usr/sbin/munin22:11:560
95189916121,116cyclictest6795-21apt-get21:50:470
95189916118,120cyclictest10918-21users17:55:470
95189916117,119cyclictest28256-21apt-get22:55:460
95189916116,122cyclictest7606-21apt-get20:15:430
95189916116,121cyclictest20931-21apt-get20:55:400
95189916116,120cyclictest3813-21df_inode21:41:200
95189916115,105cyclictest26567-21df_inode19:21:000
95189916115,103cyclictest20166-21apt-get22:30:430
95189916114,124cyclictest925-21ssh19:55:360
95189916114,110cyclictest4275-21ssh20:05:330
95189916112,123cyclictest31702-21/usr/sbin/munin19:51:390
95189916018,119cyclictest11830-21apt-get22:05:450
95189916014,123cyclictest16831-21apt-get22:20:430
95189916014,121cyclictest30068-21df_abs23:01:080
95189916014,121cyclictest17610-21apt-get20:45:500
95189916011,123cyclictest711-21df_abs23:11:090
95189916010,126cyclictest12815-21/usr/sbin/munin18:06:000
95189915918,98cyclictest25123-21apt-get22:45:470
95189915916,101cyclictest25906-21apt-get21:10:450
95189915913,104cyclictest10946-21apt-get20:25:520
9518991588,127cyclictest18940-21sed18:36:280
95189915820,115cyclictest6664-21munin-run21:50:240
95189915819,113cyclictest32558-21apt-get21:30:440
95189915818,118cyclictest14537-21ssh20:36:060
95189915817,100cyclictest9953-21irqstats17:51:070
95189915816,114cyclictest22602-21apt-get21:00:430
95189915815,120cyclictest3447-21munin-run23:20:240
95189915815,119cyclictest9263-21apt-get20:20:480
95189915815,103cyclictest23474-21/usr/sbin/munin22:41:560
95189915716,116cyclictest31248-21df_inode21:26:200
95189915631,101cyclictest15623-21wget18:20:480
95189915618,100cyclictest2989-21fw_conntrack20:01:220
95189915614,119cyclictest12191-21df_inode18:01:000
95189915517,112cyclictest19961-21grep18:45:260
95189915418,114cyclictest28346-21df_inode19:30:590
95189915417,114cyclictest17566-21df_inode18:31:000
95189915415,114cyclictest20081-21grep18:45:470
95189915414,118cyclictest23599-21apt-get19:05:370
95189915317,111cyclictest30781-21apt-get19:45:400
95189915311,100cyclictest22554-21sshd18:57:000
95189915217,114cyclictest25651-21df_inode19:16:000
95189915118,111cyclictest21765-21sort18:55:260
95189915116,112cyclictest13702-21/usr/sbin/munin18:11:000
95189915115,113cyclictest14630-21grep18:15:440
9518991508,119cyclictest27365-21ls19:25:520
95189915014,96cyclictest22793-21cut19:00:480
95189914916,111cyclictest30174-21fw_conntrack19:41:000
95189914815,108cyclictest24488-21apt-get19:10:390
95189914813,114cyclictest16751-21uname18:26:100
95189914810,118cyclictest29750-21sshd19:39:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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