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2025-12-08 - 19:36
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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 Mon Dec 08, 2025 12:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30706224410,13sleep028054-1kworker/u3:005:35:430
317119910235,52cyclictest1399-21/usr/sbin/munin10:06:440
317119910218,43cyclictest20020-21df_inode09:21:030
317119910214,67cyclictest31917-21sshd08:16:090
317119910211,26cyclictest29038-21ssh09:50:160
317119910210,26cyclictest32025-21ssh09:59:400
317119910119,22cyclictest25974-21/usr/sbin/munin07:56:370
317119910114,24cyclictest23130-21df09:30:530
317119910110,27cyclictest27581-21ssh09:45:420
317119910018,44cyclictest3703-21munin-run08:30:100
317119910016,51cyclictest0-21swapper08:34:160
317119910010,50cyclictest6279-21ssh08:36:490
31711999927,53cyclictest0-21swapper10:12:130
31711999916,47cyclictest24355-21ssh09:35:210
31711999915,64cyclictest12852-21irqstats10:41:170
31711999915,21cyclictest22585-21ssh07:45:520
31711999913,62cyclictest19440-21ssh09:19:230
31711999912,67cyclictest13997-21ntp_states07:01:080
31711999912,50cyclictest14714-21ssh09:04:540
31711999912,26cyclictest12076-21if_eth008:56:120
31711999912,25cyclictest16169-21ssh09:09:010
3171199989,48cyclictest1243-21ntpdc08:21:330
31711999828,51cyclictest0-21swapper08:47:080
31711999818,60cyclictest27269-21fw_conntrack08:01:020
31711999817,64cyclictest0-21swapper07:20:080
31711999815,45cyclictest27311-21munin-run09:45:110
31711999812,46cyclictest18809-21ssh10:59:250
31711999812,38cyclictest20680-21sed07:40:140
31711999812,28cyclictest16423-21/usr/sbin/munin10:51:420
31711999812,25cyclictest6014-21ssh10:19:470
31711999811,49cyclictest21103-21ssh07:41:020
31711999728,27cyclictest0-21swapper10:29:590
31711999717,59cyclictest24144-21df07:50:510
31711999717,57cyclictest21171-21irqstats11:06:160
31711999715,51cyclictest0-21swapper08:07:310
31711999712,30cyclictest922-21ssh10:03:140
31711999712,25cyclictest11397-21ssh08:54:180
3171199969,24cyclictest5135-21switchtime06:11:110
31711999618,60cyclictest19595-21memory11:01:260
31711999614,23cyclictest11252-21ssh10:36:150
31711999613,64cyclictest15672-21ssh10:50:120
31711999610,24cyclictest7406-21ssh08:41:140
31711999515,42cyclictest30969-21ssh08:12:500
31711999513,23cyclictest15394-21aten_r5power_en07:10:300
31711999511,47cyclictest21517-21ssh09:25:520
31711999511,24cyclictest9398-21ssh10:30:410
31711999511,22cyclictest17900-21ssh09:14:430
31711999510,23cyclictest19622-21sort07:31:160
31711999414,66cyclictest0-21swapper10:21:520
31711999315,25cyclictest8001-21munin-run06:30:090
31711999314,57cyclictest769-21munin-run05:50:100
31711999220,27cyclictest2900-21df06:00:380
31711999213,32cyclictest15220-21munin-run07:10:090
31711999213,27cyclictest18610-21find07:26:110
31711999212,57cyclictest12593-21grep06:55:120
3171199919,21cyclictest8133-21basename06:30:290
31711999118,24cyclictest31842-21basename05:40:300
31711999114,59cyclictest17124-21sshd07:20:210
31711999018,24cyclictest4395-21munin-run06:10:100
31711999011,43cyclictest6297-21/usr/sbin/munin06:20:350
31711998918,24cyclictest1174-21/usr/sbin/munin05:50:460
31711998918,24cyclictest10173-21df_inode06:40:410
31711998915,23cyclictest11140-21irqstats06:45:520
31711998911,22cyclictest5494-21cut06:15:320
31711998817,23cyclictest9774-21users06:36:180
31711998816,25cyclictest2211-21memory05:55:580
31711998614,20cyclictest0-21swapper06:55:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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