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2026-04-29 - 13:47
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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 792 highest latencies:
System rack5slot7.osadl.org (updated Wed Apr 29, 2026 00:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13261224342172,208sleep00-21swapper19:03:100
137269910635,40cyclictest0-21swapper22:24:080
137269910316,65cyclictest25203-21apt-get22:12:260
137269910218,63cyclictest30928-21grep00:02:530
137269910133,54cyclictest0-21swapper22:49:210
137269910119,43cyclictest18850-21memory21:53:240
137269910116,64cyclictest20972-21/usr/sbin/munin21:58:480
137269910115,24cyclictest22396-21ntp_states22:03:350
137269910033,49cyclictest0-21swapper22:29:290
137269910027,63cyclictest0-21swapper00:26:190
137269910013,67cyclictest18222-21date21:52:080
137269910013,49cyclictest2815-21ssh21:07:240
13726999928,61cyclictest0-21swapper21:41:280
13726999924,67cyclictest0-21swapper21:26:390
13726999917,61cyclictest1975-21fw_conntrack00:13:050
13726999917,60cyclictest6274-21apt-get21:17:260
13726999915,24cyclictest27619-21irqstats23:53:210
13726999915,21cyclictest7214-21irqstats00:28:130
13726999912,65cyclictest26350-21grep23:48:490
13726999816,46cyclictest24692-21users23:43:580
13726999815,62cyclictest4036-21users22:43:520
13726999815,46cyclictest6976-21irqstats22:53:160
13726999815,22cyclictest8926-21irqstats00:33:140
13726999813,47cyclictest29822-21users23:58:560
13726999812,63cyclictest28928-21aten_r5power_cu20:32:240
13726999811,26cyclictest19696-21ssh23:29:450
13726999810,26cyclictest1590-21ssh22:37:420
13726999744,37cyclictest32096-21open_inodes20:48:010
13726999716,60cyclictest27212-21df22:17:480
13726999716,42cyclictest16075-21users23:18:520
13726999716,23cyclictest8597-21df_inode22:57:540
13726999715,63cyclictest13407-21apt-get23:12:290
13726999715,20cyclictest776-21users00:08:570
13726999713,47cyclictest5412-21head21:13:480
13726999712,65cyclictest10586-21ssh21:28:500
13726999638,23cyclictest3376-21aten_r5power_cu00:17:330
13726999617,44cyclictest1214-21df_inode20:57:370
13726999616,23cyclictest22473-21irqstats23:38:140
13726999616,20cyclictest10352-21fw_conntrack23:03:040
13726999615,44cyclictest14717-21munin-node19:12:120
13726999614,42cyclictest20564-21df23:32:480
13726999612,62cyclictest29892-21wget20:37:270
13726999612,24cyclictest11678-21ssh23:07:120
13726999611,62cyclictest30766-21tr20:42:260
1372699959,65cyclictest26694-21open_files20:18:010
13726999525,37cyclictest0-21swapper22:12:090
13726999513,23cyclictest11790-21fw_conntrack21:33:030
13726999511,63cyclictest16172-21ssh21:45:340
13726999433,44cyclictest0-21swapper20:02:310
13726999414,20cyclictest32089-21apt-get22:32:270
13726999317,36cyclictest14717-21munin-node19:12:130
13726999210,25cyclictest17769-21head23:23:490
13726999016,56cyclictest365-21irqstats20:52:500
13726999013,40cyclictest28475-21ntp_states20:28:000
13726999012,60cyclictest15358-21/usr/sbin/munin19:18:020
13726999010,60cyclictest2592-21grep21:03:090
13726998916,36cyclictest21879-21df19:52:320
13726998819,22cyclictest20981-21df19:47:320
13726998818,23cyclictest20063-21df19:42:300
13726998817,24cyclictest25579-21fw_conntrack20:12:400
13726998814,57cyclictest16258-21/usr/sbin/munin19:22:500
13726998814,23cyclictest17535-21latency19:27:530
13726998726,47cyclictest0-21swapper19:37:500
13726998716,22cyclictest24680-21fw_conntrack20:07:410
13726998610,57cyclictest27108-21/usr/sbin/munin20:22:560
13726998521,44cyclictest18256-21df19:32:340
13726998510,26cyclictest23357-21who19:58:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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