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2026-09-08 - 08:29
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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 Tue Sep 08, 2026 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7382242421sleep739-21netwatch19:04:460
92599274118cyclictest2935-21runrttasks22:59:480
92599257123cyclictest4606-21rm00:01:440
92599256131cyclictest25871-21ssh23:12:290
92599256131cyclictest11526-21cpu22:11:360
92599256100cyclictest30716-21kworker/u2:123:41:410
92599254124cyclictest25112-21sh23:08:510
92599253127cyclictest1989-21cpu21:31:350
9259925194cyclictest25633-21missed_timers20:52:360
92599249128cyclictest4877-21idleruntime21:42:580
92599248122cyclictest11293-21sshd19:50:380
9259924389cyclictest8446-21sort19:37:360
9259924374cyclictest18598-21munin-node0
9259924371cyclictest15149-21df_inode22:27:070
9259924283cyclictest4176-21timerandwakeup19:18:290
92599239123cyclictest5794-21ssh00:06:590
92599234108cyclictest1155-21latency_hist23:47:020
92599222194cyclictest18364-21ssh22:40:350
92599221195cyclictest919-21df21:27:010
16094222120sleep16099-21latency_hist20:11:410
92599220192cyclictest16581-21ssh22:32:490
92599219195cyclictest7463-21ssh00:13:400
92599219192cyclictest24963-21ping20:49:060
20953221919sleep20958-21netwatch22:51:410
92599218193cyclictest6886-21df00:12:000
92599218193cyclictest23982-21chrt20:46:190
92599218193cyclictest19238-21ntpq22:43:490
92599218188cyclictest2898-21ssh23:53:330
92599218155cyclictest3483-21sort21:37:150
92599217192cyclictest10474-21cat22:07:030
92599217191cyclictest7368-1kworker/0:2H21:09:360
92599217191cyclictest10860-21sshd00:28:390
92599217174cyclictest12646-21ssh22:16:360
92599217148cyclictest18259-21latency_hist20:21:400
92599216192cyclictest5785-21sleep19:26:430
92599216192cyclictest27981-21ssh23:22:090
92599216191cyclictest31689-21ssh21:19:130
92599216190cyclictest12609-21df19:56:410
92599215191cyclictest11802-21irqstats00:33:050
92599215190cyclictest28583-21diskmemload23:49:490
92599215189cyclictest2719-21lxpanel21:38:190
92599215186cyclictest29397-21irqstats23:27:560
92599215152cyclictest17092-21cron20:16:200
92599215151cyclictest8162-21cat21:57:160
92599215150cyclictest2719-21lxpanel20:36:440
92599214149cyclictest2719-21lxpanel00:20:190
92599213190cyclictest12986-21ssh22:17:400
92599213189cyclictest30128-21ssh21:12:350
92599213186cyclictest27847-21irqstats21:02:180
92599213183cyclictest22955-21sshd20:41:370
92599213148cyclictest2935-21runrttasks21:48:320
92599213148cyclictest2869-21snmpd23:34:330
9259921280cyclictest28313-21kernelversion23:23:070
92599212188cyclictest9675-21missed_timers00:23:280
92599212185cyclictest23877-21ping23:03:400
92599212150cyclictest21288-21perl22:52:490
92599212149cyclictest12757-21fschecks_count19:57:030
92599211186cyclictest15492-21irqstats22:28:080
92599211146cyclictest9031-21ssh22:00:530
92599210152cyclictest2869-21snmpd20:26:550
92599209184cyclictest27192-21head20:58:410
92599209143cyclictest2935-21runrttasks19:16:420
92599208182cyclictest9581-21wc19:42:310
92599208181cyclictest7070-21munin-node0
92599207177cyclictest2166-21latency_hist19:11:400
92599207132cyclictest6152-21ntp_kernel_err19:27:350
92599202177cyclictest2719-21lxpanel20:03:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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