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2026-01-09 - 10:29
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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 rack7slot3.osadl.org (updated Fri Jan 09, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28637286321sleep28638-21swap19:04:590
2917599267205cyclictest2729-21ssh21:56:030
2917599264233cyclictest3680-21ls19:39:400
291759925247cyclictest14570-21ssh22:44:200
2917599252221cyclictest7855-21idleruntime-cro00:29:170
2917599251223cyclictest6076-21ssh22:09:430
2917599251186cyclictest27818-21fschecks_time21:25:340
2917599251182cyclictest13012-21irqstats20:20:150
2917599250226cyclictest1295-21runrttasks00:01:480
2917599250225cyclictest5667-21chrt00:20:160
2917599249225cyclictest16066-21cpu20:34:310
2917599249191cyclictest29012-21ssh23:43:070
291759924858cyclictest11195-21munin-node0
2917599248223cyclictest25162-21cpu21:14:340
2917599248223cyclictest18320-21munin-run22:59:310
2917599248221cyclictest20095-21ssh23:06:060
2917599248220cyclictest8056-21latency_hist19:59:390
2917599248220cyclictest3535-21ssh00:10:480
2917599248217cyclictest12881-21ps22:36:470
2917599247216cyclictest645-21ssh00:00:040
2917599247181cyclictest2726-21lxpanel19:47:500
291759924648cyclictest17214-21df20:39:360
2917599246221cyclictest32172-21munin-run21:44:260
2917599246181cyclictest31714-21perl19:20:060
2917599245218cyclictest2112-21/usr/sbin/munin21:54:450
2917599245194cyclictest2834-21snmpd21:04:400
2917599244217cyclictest9796-21ssh22:25:010
2917599244215cyclictest21509-21diskmemload23:11:330
2917599244213cyclictest10310-21munin-run00:39:280
2917599244212cyclictest22768-21rm23:16:520
2917599243217cyclictest7091-21df19:54:420
2917599243217cyclictest24718-21fschecks_time23:25:300
2917599243216cyclictest27224-21sshd21:23:110
2917599243211cyclictest19747-21if_eth020:50:070
2917599243179cyclictest1042-21diskmemload21:49:360
291759924247cyclictest3057-21latency_hist00:09:580
2917599242218cyclictest23956-21ping23:21:530
2917599242215cyclictest29159-21cyclictest21:34:570
2917599242214cyclictest14591-21chrt20:26:010
2917599242211cyclictest29606-21ssh23:45:320
291759924153cyclictest1268-21df19:29:350
2917599241215cyclictest24196-1kworker/0:2H22:18:290
2917599241214cyclictest24196-1kworker/0:2H23:53:260
2917599241212cyclictest2705-21ntpd22:30:070
2917599241175cyclictest3797-21grep22:00:230
291759924054cyclictest8470-21memory00:31:160
2917599240215cyclictest2408-21cpuspeed19:34:330
2917599240214cyclictest19140-21rm23:01:530
2917599240214cyclictest13885-21ifplugd22:11:040
2917599240212cyclictest25608-21irqstats21:16:080
2917599240210cyclictest13885-21ifplugd22:49:560
2917599240209cyclictest6124-21ntp_kernel_pll_00:21:340
291759923953cyclictest11446-21munin-plugin-st20:14:160
2917599239211cyclictest27855-21ssh23:38:370
2917599239207cyclictest2953-21runrttasks19:14:440
2917599239172cyclictest26809-21ssh23:34:330
2917599238214cyclictest22978-21forks21:04:560
2917599238177cyclictest30927-21diskmemload21:39:120
2917599237212cyclictest11894-21ls20:15:180
2917599237211cyclictest18817-21modprobe20:45:350
291759923648cyclictest9814-21wc20:05:400
291759923645cyclictest17715-21pluginstate20:40:410
2917599235209cyclictest8965-21users20:01:220
2917599234209cyclictest24196-1kworker/0:2H22:52:550
2917599234207cyclictest20825-21perl20:55:020
291759923344cyclictest29759-21zcat19:10:390
2917599232209cyclictest3990-21kernelversion19:40:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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