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2026-08-27 - 18:11
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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 Thu Aug 27, 2026 12:44:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9683224242157,59sleep00-21swapper06:57:400
101059918020,113cyclictest23155-21apt-get11:46:340
101059916718,110cyclictest30010-21apt-get12:06:330
101059916519,120cyclictest797-21apt-get10:41:340
101059916422,114cyclictest2727-21/usr/sbin/munin12:23:060
101059916319,118cyclictest12647-21apt-get09:41:390
101059916317,121cyclictest18944-21apt-get07:51:310
101059916314,123cyclictest17819-21apt-get09:56:420
101059916218,119cyclictest7014-21ssh09:24:310
101059916215,122cyclictest7684-21/usr/sbin/munin11:02:190
101059916116,120cyclictest21242-21apt-get10:06:340
101059916114,121cyclictest4821-21fw_conntrack12:27:130
101059916016,120cyclictest6325-21df_inode10:57:050
101059915917,119cyclictest17536-21ssh09:55:290
101059915917,118cyclictest825-21apt-get09:06:360
101059915913,107cyclictest20082-21ssh11:37:060
101059915830,105cyclictest17692-21sshd11:30:190
101059915818,115cyclictest10939-21apt-get09:36:350
101059915817,117cyclictest17133-21apt-get07:41:280
101059915815,123cyclictest5709-21latency_hist09:21:170
101059915815,119cyclictest14372-21apt-get09:46:310
101059915815,118cyclictest12864-21apt-get11:16:320
101059915814,120cyclictest29697-21munin-run10:31:120
101059915814,120cyclictest20187-21/usr/sbin/munin10:02:500
101059915813,105cyclictest22971-21apt-get10:11:370
101059915719,100cyclictest29591-21users08:47:210
101059915716,98cyclictest20599-21users07:57:200
101059915620,112cyclictest28827-21memory12:02:330
101059915619,97cyclictest9561-21df_inode09:32:070
101059915616,117cyclictest3070-21ssh10:47:320
101059915615,100cyclictest31563-21apt-get09:01:320
101059915518,99cyclictest26934-21df_inode11:57:030
101059915518,98cyclictest31752-21apt-get12:11:320
101059915518,113cyclictest16102-21users07:32:200
101059915517,116cyclictest26474-21munin-run11:56:120
101059915516,117cyclictest9406-21apt-get11:06:380
101059915513,119cyclictest11413-21df11:11:580
101059915513,117cyclictest30397-21missed_timers10:32:350
101059915512,119cyclictest22744-21ssh11:44:490
101059915512,117cyclictest1022-21ssh12:16:330
101059915419,95cyclictest3028-21memory09:13:200
101059915417,112cyclictest18456-21irqstats11:32:200
101059915416,114cyclictest4263-21apt-get10:51:230
101059915411,119cyclictest16267-21latency_hist11:26:200
101059915332,102cyclictest24060-21wc08:17:140
101059915318,112cyclictest24682-21apt-get10:16:320
101059915317,111cyclictest11095-21munin-node07:06:180
101059915314,99cyclictest14376-21wc07:26:160
101059915314,115cyclictest26029-21latency_hist08:31:130
101059915311,117cyclictest31573-21ssh10:36:310
101059915311,102cyclictest24397-21cut08:21:340
101059915218,92cyclictest9086-21munin-run09:31:140
101059915114,115cyclictest30647-21apt-get08:56:280
101059915113,116cyclictest26389-21apt-get10:21:310
101059915017,108cyclictest29747-21apt-get08:51:280
101059915013,112cyclictest11775-21tr07:11:330
101059914919,104cyclictest16245-21apt-get07:36:290
101059914916,106cyclictest27050-21apt-get08:36:280
101059914913,97cyclictest23307-21users08:12:210
101059914913,113cyclictest22435-21munin-run08:11:130
101059914836,94cyclictest18887-21grep07:51:160
101059914713,98cyclictest13017-21sort07:17:000
101059914711,112cyclictest11631-21tr07:11:130
101059914635,88cyclictest14543-21aten_r5power_vo07:26:370
101059914618,102cyclictest26151-21apt-get08:31:270
101059914616,107cyclictest27937-21apt-get08:41:270
101059914510,111cyclictest20948-21grep08:01:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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