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2026-05-21 - 11:23
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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 50 highest latencies:
System rack7slot3.osadl.org (updated Thu May 21, 2026 00:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23484284922sleep23485-21grep19:05:240
2409599268241cyclictest17139-21df21:00:030
2409599268237cyclictest6758-21modprobe20:14:560
2409599264233cyclictest27718-21kernelversion00:06:160
2409599264100cyclictest31088-21irqstats00:21:040
240959926180cyclictest851-21if_err_eth000:30:550
2409599261237cyclictest15687-21runrttasks23:13:440
2409599260230cyclictest6701-21cpu22:34:480
2409599259231cyclictest28671-21rm21:49:280
2409599259228cyclictest5362-21runrttasks22:28:360
2409599259227cyclictest19446-21latency_hist23:30:210
2409599257108cyclictest20414-21ssh21:14:160
2409599256111cyclictest2719-21lxpanel20:18:030
2409599256107cyclictest29230-21ssh21:51:240
240959925554cyclictest13128-21ntp_states23:02:070
2409599255224cyclictest24066-21cpu21:29:480
240959925476cyclictest4379-21munin-run22:24:450
2409599254225cyclictest11118-21ssh22:53:500
2409599253227cyclictest10220-21latency_hist20:29:540
2409599253224cyclictest30069-21ssh00:16:330
2409599252219cyclictest17731-21munin-node0
2409599252100cyclictest19970-21ntp_states23:31:520
2409599251223cyclictest1374-21grep22:11:170
2409599251106cyclictest22267-21ssh23:41:560
240959925088cyclictest26994-21processes19:21:250
2409599250230cyclictest323302sleep22:05:150
2409599250224cyclictest30335-21ssh21:56:050
2409599250220cyclictest5586-21df20:09:550
2409599250219cyclictest8095-21munin-node0
240959924981cyclictest4931-21ifplugd22:58:000
2409599249224cyclictest7917-21df22:39:560
2409599249223cyclictest19265-21diskmemload00:14:500
2409599249223cyclictest1643-21users19:51:440
2409599249223cyclictest14045-21irqstats23:06:120
240959924882cyclictest22619-21ssh21:23:240
2409599248223cyclictest2869-21snmpd19:17:060
2409599248223cyclictest16652-21ssh23:17:450
240959924789cyclictest19265-21diskmemload21:40:300
240959924767cyclictest15282-21ntp_states20:51:060
2409599247221cyclictest2826-21ssh22:17:020
2409599247110cyclictest24169-21df_inode19:10:000
240959924668cyclictest26711-21ssh21:40:430
240959924665cyclictest24702-21ssh23:53:160
2409599246220cyclictest1841-21ssh00:35:350
2409599245215cyclictest27124-21rm00:04:180
2409599245100cyclictest2719-21lxpanel22:46:060
240959924485cyclictest0-21swapper00:28:300
240959924478cyclictest14135-21ntp_states20:46:110
240959924474cyclictest9002-21cpu20:24:470
240959924464cyclictest31391-21memory19:40:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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