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2026-06-03 - 19:48
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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 376 highest latencies:
System rack5slot7.osadl.org (updated Wed Jun 03, 2026 12:44:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11135224090,12sleep010326-1kworker/u3:207:01:000
121019910318,65cyclictest6787-21apt-get12:30:420
121019910216,47cyclictest32145-21apt-get10:35:440
121019910215,65cyclictest1907-21kernelversion10:41:360
121019910117,63cyclictest6009-21users12:27:100
121019910117,21cyclictest3407-21df10:46:070
121019910116,67cyclictest15472-21ssh09:46:460
121019910115,65cyclictest5419-21/usr/sbin/munin09:17:020
121019910112,25cyclictest19717-21ssh09:59:070
121019910018,35cyclictest6454-21munin-run10:55:230
121019910018,22cyclictest27511-21fw_conntrack08:31:010
121019910017,45cyclictest27740-21memory11:56:420
121019910016,63cyclictest19064-21irqstats11:31:370
121019910016,22cyclictest23799-21ssh11:45:490
121019910015,66cyclictest971-21ssh09:05:220
121019910012,67cyclictest3644-21sort09:12:030
1210199999,26cyclictest10955-21ssh11:07:140
12101999917,42cyclictest25762-21df11:51:080
12101999915,67cyclictest0-21swapper12:14:530
12101999915,22cyclictest2590-21users12:17:090
12101999915,22cyclictest1649-21memory09:06:470
12101999913,48cyclictest15197-21/usr/sbin/munin11:21:520
12101999835,46cyclictest0-21swapper08:26:040
12101999819,58cyclictest10290-21memory09:31:450
12101999817,61cyclictest20347-21apt-get11:35:420
12101999817,41cyclictest8656-21df_inode11:01:160
12101999816,61cyclictest8032-21apt-get09:25:410
12101999816,43cyclictest7915-21munin-run09:25:230
12101999816,22cyclictest12080-21df_inode11:11:150
12101999815,63cyclictest26982-21/usr/sbin/munin10:21:560
12101999815,60cyclictest31576-21awk12:07:110
12101999812,65cyclictest14294-21ssh09:42:510
12101999727,20cyclictest25015-1kworker/u3:010:15:580
12101999716,63cyclictest0-21swapper09:53:420
12101999716,20cyclictest29227-21memory10:26:400
12101999715,41cyclictest22076-21df10:06:070
12101999715,24cyclictest23648-21munin-run11:45:240
12101999713,47cyclictest3374-21apt-get12:20:450
12101999712,46cyclictest12114-21/usr/sbin/munin09:36:520
12101999618,41cyclictest17250-21df_inode11:26:210
12101999616,42cyclictest7023-21irqstats10:56:290
12101999532,47cyclictest28931-21apt-get12:00:400
12101999517,58cyclictest24062-21memory10:11:450
12101999517,56cyclictest13741-21df11:16:100
12101999513,44cyclictest30415-21apt-get10:30:410
12101999512,44cyclictest24426-21tr08:15:220
12101999512,42cyclictest20445-21df_inode10:01:160
12101999412,63cyclictest28166-21cut08:35:430
12101999410,25cyclictest20916-21sort07:55:280
1210199939,61cyclictest25613-21cat08:20:490
12101999325,26cyclictest16608-21ls07:30:500
12101999316,21cyclictest12465-21df_inode07:05:570
12101999314,60cyclictest22117-21fw_conntrack08:01:010
12101999313,61cyclictest22714-21/usr/sbin/munin08:06:200
12101999312,59cyclictest18212-21latency_hist07:40:270
12101999228,19cyclictest0-21swapper08:55:280
12101999217,57cyclictest15810-21fw_conntrack07:26:010
12101999214,22cyclictest19407-21fw_conntrack07:46:010
12101999114,57cyclictest28595-21snmpd08:45:480
12101999113,58cyclictest24707-21/usr/sbin/munin08:15:490
12101999112,58cyclictest29033-21/usr/sbin/munin08:41:050
12101999112,22cyclictest13143-21munin-node07:10:320
12101999111,42cyclictest21704-21sshd07:57:010
12101999014,28cyclictest14026-21/usr/sbin/munin07:16:010
12101998931,36cyclictest18556-21if_eth007:41:050
12101998832,18cyclictest0-21swapper08:56:200
12101998831,19cyclictest15167-21processes07:21:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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