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2026-08-24 - 16:57
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 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 100 highest latencies:
System rack4slot4.osadl.org (updated Mon Aug 24, 2026 12:44:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2645699582cyclictest11174-21ssh11:38:320
2645699582cyclictest11174-21ssh11:38:320
2645699541cyclictest2139-21apt-get07:44:460
2645699541cyclictest2139-21apt-get07:44:460
2645699532cyclictest24286-21munin-run11:04:370
2645699532cyclictest24286-21munin-run11:04:370
2645699532cyclictest24286-21munin-run11:04:370
26456995322cyclictest0-21swapper/007:50:010
26456995322cyclictest0-21swapper/007:50:010
2645699522cyclictest13531-21irqstats08:24:560
2645699522cyclictest13531-21irqstats08:24:560
26456995210cyclictest5335-21sh11:28:020
26456995210cyclictest5335-21sh11:28:020
2645699514cyclictest0-21swapper/010:06:360
2645699514cyclictest0-21swapper/010:06:360
2645699513cyclictest7982-21memory10:34:590
2645699513cyclictest7982-21memory10:34:590
2645699513cyclictest29495-21ntp_states07:25:020
2645699513cyclictest29495-21ntp_states07:25:020
2645699513cyclictest0-21swapper/008:30:350
2645699512cyclictest20403-21diskstats08:49:540
2645699512cyclictest20403-21diskstats08:49:540
2645699504cyclictest0-21swapper/009:35:050
2645699504cyclictest0-21swapper/009:35:050
2645699503cyclictest0-21swapper/008:04:520
2645699494cyclictest0-21swapper/010:59:340
2645699494cyclictest0-21swapper/010:59:340
2645699493cyclictest0-21swapper/012:24:270
2645699493cyclictest0-21swapper/012:24:270
2645699493cyclictest0-21swapper/011:55:090
2645699493cyclictest0-21swapper/011:55:090
2645699493cyclictest0-21swapper/009:44:510
2645699493cyclictest0-21swapper/009:44:510
2645699493cyclictest0-21swapper/008:09:570
2645699493cyclictest0-21swapper/008:09:570
2645699492cyclictest4948-21df12:24:500
2645699492cyclictest4948-21df12:24:500
2645699492cyclictest31941-21meminfo12:14:580
2645699492cyclictest31941-21meminfo12:14:580
2645699492cyclictest31941-21meminfo12:14:580
2645699492cyclictest11070-21fgrep08:15:030
2645699492cyclictest11070-21fgrep08:15:030
2645699492cyclictest10929-21ntp_states10:40:020
2645699492cyclictest10929-21ntp_states10:40:020
2645699492cyclictest10929-21ntp_states10:40:020
2645699491cyclictest432-21apt-get11:19:480
2645699491cyclictest432-21apt-get11:19:480
2645699491cyclictest432-21apt-get11:19:480
2645699491cyclictest26446-21ntp_states12:05:050
2645699491cyclictest26446-21ntp_states12:05:050
2645699491cyclictest18782-21apt-get08:44:480
2645699491cyclictest18782-21apt-get08:44:480
26456994918cyclictest0-21swapper/010:49:510
26456994918cyclictest0-21swapper/010:49:510
26456994917cyclictest28905-21df_inode10:14:530
26456994917cyclictest28905-21df_inode10:14:530
2645699484cyclictest0-21swapper/010:09:490
2645699484cyclictest0-21swapper/010:09:490
2645699484cyclictest0-21swapper/009:39:530
2645699484cyclictest0-21swapper/009:39:530
2645699484cyclictest0-21swapper/009:39:530
2645699484cyclictest0-21swapper/007:34:380
2645699484cyclictest0-21swapper/007:34:380
2645699483cyclictest0-21swapper/012:41:410
2645699483cyclictest0-21swapper/012:41:410
2645699483cyclictest0-21swapper/011:05:050
2645699483cyclictest0-21swapper/011:05:050
2645699483cyclictest0-21swapper/011:05:050
2645699483cyclictest0-21swapper/009:15:020
2645699483cyclictest0-21swapper/009:15:020
2645699482cyclictest31748-21apt-get07:34:450
2645699482cyclictest31748-21apt-get07:34:450
2645699482cyclictest17202-21apt-get11:49:580
2645699482cyclictest17202-21apt-get11:49:580
2645699482cyclictest10936-21ntp_states12:35:010
2645699482cyclictest10936-21ntp_states12:35:010
2645699481cyclictest5154-21fw_packets07:54:510
2645699481cyclictest5154-21fw_packets07:54:510
2645699481cyclictest4698-21/usr/sbin/munin10:30:060
2645699481cyclictest4698-21/usr/sbin/munin10:30:060
2645699481cyclictest28847-21munin-plugin-st07:24:360
2645699481cyclictest28847-21munin-plugin-st07:24:360
2645699481cyclictest13242-21grep10:44:500
2645699481cyclictest13242-21grep10:44:500
26456994816cyclictest22452-1kworker/0:1H09:04:520
26456994816cyclictest22452-1kworker/0:1H09:04:520
2645699474cyclictest0-21swapper/010:01:030
2645699474cyclictest0-21swapper/010:01:030
2645699474cyclictest0-21swapper/010:01:030
2645699473cyclictest0-21swapper/012:29:560
2645699473cyclictest0-21swapper/012:29:560
2645699473cyclictest0-21swapper/012:10:020
2645699473cyclictest0-21swapper/012:10:020
2645699473cyclictest0-21swapper/010:19:500
2645699473cyclictest0-21swapper/010:19:500
2645699473cyclictest0-21swapper/009:09:590
2645699473cyclictest0-21swapper/009:09:590
2645699472cyclictest27820-21ntp_states11:10:030
2645699472cyclictest27820-21ntp_states11:10:030
2645699472cyclictest22644-21snmpd09:55:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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