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2025-11-28 - 20:15
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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 50 highest latencies:
System rack5slot7.osadl.org (updated Fri Nov 28, 2025 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6908224572212,94sleep00-21swapper05:36:230
78459910520,24cyclictest22525-21df_inode09:01:330
78459910514,50cyclictest32515-21/usr/sbin/munin07:50:480
78459910427,68cyclictest0-21swapper07:47:590
78459910317,46cyclictest29601-21ntp_states11:07:080
78459910218,43cyclictest22367-21df_inode07:01:170
78459910215,24cyclictest17740-21munin-run10:30:380
7845991019,69cyclictest3408-21ssh09:43:220
7845991019,52cyclictest16195-21wc10:25:430
78459910115,23cyclictest30151-21apt-get09:25:540
78459910113,66cyclictest1302-21memory09:36:470
78459910110,27cyclictest23080-21ssh10:46:340
78459910034,44cyclictest16109-21fw_conntrack08:41:350
78459910015,45cyclictest11906-21df_inode10:11:320
78459910015,24cyclictest26326-21ssh09:12:410
78459910014,45cyclictest9868-21ssh08:21:520
7845999917,63cyclictest28692-21df_inode07:36:150
7845999917,45cyclictest24252-21memory09:06:490
7845999916,61cyclictest5093-21munin-run09:50:390
7845999915,45cyclictest24745-21irqstats10:51:450
7845999914,64cyclictest5628-21irqstats09:51:390
7845999911,49cyclictest17820-21latency08:46:470
7845999910,25cyclictest18479-21ntpq10:32:030
7845999829,51cyclictest0-21swapper10:43:260
7845999816,22cyclictest8211-21fw_conntrack08:16:440
7845999816,19cyclictest9947-21apt-get10:05:550
7845999813,25cyclictest5715-21ssh08:07:380
7845999812,27cyclictest27878-21ssh09:17:300
7845999717,42cyclictest1978-21df_inode07:56:250
7845999714,62cyclictest32608-21users09:32:260
7845999712,47cyclictest16406-21wc06:26:390
7845999711,48cyclictest8523-21grep05:41:390
7845999615,65cyclictest0-21swapper08:58:520
7845999615,21cyclictest19934-21irqstats10:36:490
7845999613,46cyclictest18976-21apt-get08:51:000
7845999612,62cyclictest11650-21zcat08:27:110
7845999611,66cyclictest11561-21fw_conntrack06:01:150
7845999611,47cyclictest15134-21ssh08:37:410
7845999530,50cyclictest0-21swapper06:36:450
7845999515,52cyclictest0-21swapper08:14:390
7845999513,46cyclictest12541-21dpkg08:30:490
7845999512,65cyclictest4387-21ssh08:04:100
7845999511,62cyclictest29171-21ssh09:22:110
7845999511,23cyclictest27461-21ssh11:00:540
7845999417,60cyclictest29674-21df_inode07:41:280
7845999315,43cyclictest13443-21fw_conntrack10:16:360
7845999314,60cyclictest9283-21users10:02:250
7845999215,26cyclictest23690-21cat07:06:400
7845999213,56cyclictest7087-21df09:56:280
7845999212,62cyclictest26407-21memory10:56:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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