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2026-03-24 - 07:11
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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 all highest latencies:
System rack7slot3.osadl.org (updated Tue Mar 24, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21349275218sleep21351-21unixbench_singl19:02:590
2184599263238cyclictest16546-1diskmemload22:16:310
2184599261237cyclictest29318-21sshd21:58:440
2184599258229cyclictest22691-21fschecks_time23:43:220
2184599256227cyclictest10133-21munin-node0
2184599254221cyclictest29701-21munin-node0
2184599252221cyclictest4583-21munin-node0
2184599250221cyclictest25536-21perl21:43:320
2184599248221cyclictest16498-21perl23:18:330
2184599248219cyclictest25119-21ssh23:53:110
2184599247218cyclictest23032-21ssh21:33:360
2184599246219cyclictest21952-21entropy19:07:410
2184599245218cyclictest2726-21lxpanel21:25:190
2184599245216cyclictest9202-21modprobe20:33:280
2184599244219cyclictest24438-21mailstats23:49:460
2184599244216cyclictest9285-21perl22:48:360
2184599244212cyclictest432-21ssh00:24:120
2184599244212cyclictest2019-21ssh00:30:010
2184599243212cyclictest23238-21if_eth019:13:020
2184599242214cyclictest5620-21ssh22:33:540
2184599242210cyclictest2834-21snmpd21:19:180
2184599241216cyclictest24302-21runrttasks21:38:350
2184599241216cyclictest17485-21rm21:10:420
2184599241216cyclictest15778-21if_err_eth021:03:010
2184599241215cyclictest28855-21ssh00:08:100
2184599241215cyclictest27593-21latency_hist21:52:430
2184599241213cyclictest30356-21irqstats00:13:450
2184599241212cyclictest2886-21ssh00:33:340
2184599240213cyclictest18880-21pluginstate21:17:480
2184599240212cyclictest19826-21munin-node0
2184599240208cyclictest31968-21ssh22:09:230
2184599240208cyclictest16546-21diskmemload23:58:360
2184599239214cyclictest27942-21ssh00:04:060
2184599239212cyclictest8210-21wc22:44:060
2184599239212cyclictest16073-21ssh23:17:160
2184599239209cyclictest4378-21ssh22:28:550
2184599239206cyclictest2953-21runrttasks19:22:420
2184599238212cyclictest31504-21cut22:07:570
2184599238212cyclictest13176-21munin-node20:52:220
2184599238211cyclictest24340-21munin-node0
2184599238210cyclictest6720-21perl20:22:570
2184599238209cyclictest19905-21df23:32:400
2184599238174cyclictest7211-21ssh22:39:500
2184599238173cyclictest18690-21sshd23:27:460
2184599238172cyclictest2726-21lxpanel22:58:530
2184599237210cyclictest13415-21ssh23:05:030
2184599237177cyclictest11093-21df20:42:410
2184599236212cyclictest952-21ls19:58:030
2184599236211cyclictest30235-21ntpq19:43:280
2184599236209cyclictest14150-21perl23:08:300
2184599236208cyclictest3628-21processes20:08:360
2184599236205cyclictest760-21df19:57:370
2184599236173cyclictest8390-21munin-node0
2184599235208cyclictest28292-21ssh21:54:280
2184599235207cyclictest31449-21sshd19:48:410
2184599235205cyclictest2504-21munin-run22:22:300
2184599235204cyclictest21735-21ssh23:39:190
2184599235202cyclictest31375-21ssh00:18:210
2184599234210cyclictest26552-21grep19:27:520
2184599234207cyclictest15588-21latency_hist21:02:340
2184599234205cyclictest14023-21users20:54:000
2184599233208cyclictest5780-21cat20:18:250
2184599233201cyclictest3082-21ssh22:23:460
2184599233171cyclictest22729-21df21:32:490
2184599232204cyclictest28727-21cat19:37:430
2184599230205cyclictest10868-21ping20:41:470
2184599230201cyclictest2876-21chrt20:06:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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