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2026-04-12 - 05:15
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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 highest latencies:
System rack5slot7.osadl.org (updated Sun Apr 12, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
609224570,11sleep031731-1kworker/u3:019:03:490
11909910519,45cyclictest22961-21apt-get22:43:140
11909910417,25cyclictest18359-21/usr/sbin/munin00:03:440
11909910316,23cyclictest14748-21fw_conntrack22:18:520
11909910217,44cyclictest6311-21df_inode23:28:430
11909910212,50cyclictest16342-21ssh22:23:340
11909910211,25cyclictest6224-21sh21:54:070
11909910111,28cyclictest21053-21ssh00:11:380
11909910035,48cyclictest0-21swapper00:16:350
11909910024,42cyclictest0-21swapper23:59:250
11909910019,43cyclictest5637-21munin-run21:52:540
11909910017,22cyclictest28144-21df21:23:360
11909910015,24cyclictest7787-21ssh23:33:230
11909910013,27cyclictest9741-21ssh22:04:130
1190999919,21cyclictest3694-21ssh21:46:480
1190999916,45cyclictest21573-21df_inode22:38:430
1190999915,44cyclictest4538-21df23:23:360
1190999915,23cyclictest28686-21fw_conntrack00:33:530
1190999914,22cyclictest13003-21fw_conntrack22:13:510
1190999913,28cyclictest27593-21ssh00:29:560
1190999912,25cyclictest29724-21latency_hist23:02:550
1190999912,22cyclictest25888-21ssh00:24:560
1190999910,69cyclictest16214-21sort23:57:570
119099989,67cyclictest30191-21/usr/sbin/munin21:29:200
119099989,50cyclictest17803-21ssh22:28:080
119099988,67cyclictest1690-21snmpd23:05:440
1190999832,49cyclictest0-21swapper23:10:010
1190999817,46cyclictest1978-21ssh23:15:430
1190999817,45cyclictest23222-21memory21:09:140
1190999815,21cyclictest19848-21df_inode22:33:450
1190999814,63cyclictest24761-21df_inode21:13:470
1190999814,23cyclictest907-21df_inode21:38:410
1190999813,64cyclictest23264-21ssh00:18:240
1190999813,46cyclictest9807-21fw_conntrack23:38:530
1190999812,47cyclictest12449-21ssh22:12:390
1190999712,45cyclictest26957-21ssh22:54:160
1190999710,25cyclictest7877-21ssh21:58:560
1190999615,60cyclictest31752-21irqstats21:34:000
1190999613,62cyclictest13118-21df23:48:380
1190999612,62cyclictest25635-21ssh22:49:470
1190999611,46cyclictest11239-21aten_r5power_po23:43:230
119099958,25cyclictest17708-21ntp_kernel_pll_20:38:440
1190999515,24cyclictest19328-21fw_conntrack20:48:290
1190999510,25cyclictest7076-21grep19:38:530
1190999414,59cyclictest2554-21apt-get23:18:130
1190999413,25cyclictest1690-21snmpd21:03:490
1190999315,58cyclictest27259-21ssh21:20:280
119099929,25cyclictest3383-21grep19:18:490
1190999229,43cyclictest18358-21df20:43:220
1190999015,37cyclictest1705-21memory19:08:400
1190999010,58cyclictest4813-21wc19:28:160
119099899,24cyclictest10696-21timerandwakeup19:59:060
1190998920,26cyclictest17140-21munin-run20:37:510
1190998911,59cyclictest8579-21kernelversion19:48:530
1190998818,23cyclictest2737-21munin-run19:17:520
1190998817,30cyclictest20851-21apt-get20:58:080
1190998817,22cyclictest13071-21irqstats20:13:410
1190998816,23cyclictest11217-21df_inode20:03:270
1190998815,25cyclictest12125-21fw_packets20:08:320
1190998814,25cyclictest4147-21/usr/sbin/munin19:23:390
1190998812,55cyclictest1690-21snmpd19:43:180
1190998718,22cyclictest20697-21users20:54:000
1190998717,49cyclictest13656-21apt-get20:18:090
1190998716,23cyclictest5873-21irqstats19:33:330
1190998714,24cyclictest15648-21df20:28:220
1190998614,52cyclictest14958-21memory20:23:420
1190998614,49cyclictest9135-21apt-get19:53:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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