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2026-06-21 - 10:08
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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 Sun Jun 21, 2026 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
266222111822sleep26623-21latency_hist19:08:480
266509926696cyclictest21418-21runrttasks23:21:270
266509926393cyclictest14447-21munin-node0
2665099261228cyclictest26459-21df23:44:160
2665099260230cyclictest12861-21diskmemload22:44:540
2665099260195cyclictest830-21sh21:54:530
266509925993cyclictest9571-21idleruntime20:14:270
266509925876cyclictest26046-21diskmemload21:24:450
2665099257231cyclictest6770-21ssh22:19:390
2665099257227cyclictest2719-21lxpanel22:19:390
2665099257193cyclictest19359-21modprobe20:55:030
266509925593cyclictest27949-21if_eth023:50:070
2665099255230cyclictest16753-21munin-node0
2665099255212cyclictest29883-21grep21:40:260
2665099254224cyclictest27964-21entropy19:14:140
2665099253225cyclictest22224-1diskmemload00:24:590
2665099252227cyclictest2980-21gmain00:21:330
2665099252226cyclictest18569-21date23:09:280
2665099252224cyclictest5425-21ssh00:33:440
266509925148cyclictest31736-21munin-run21:48:560
2665099251227cyclictest4789-21diskmemload22:10:350
2665099251226cyclictest3126-21ssh22:04:140
2665099251222cyclictest21792-21grep21:05:350
2665099251222cyclictest17807-21df20:49:050
2665099250225cyclictest8877-21ssh22:28:400
2665099250221cyclictest1480-21irqstats19:39:480
2665099250220cyclictest10771-21if_err_eth020:19:330
266509924987cyclictest30257-21if_eth000:00:110
266509924986cyclictest31892-21processes19:30:260
266509924954cyclictest3427-21sort22:05:070
2665099249224cyclictest24145-21tr21:16:140
2665099249222cyclictest29164-21fschecks_count19:19:190
2665099249215cyclictest348-21munin-node0
2665099248224cyclictest11498-21df_inode22:39:310
2665099248223cyclictest25798-21diskmemload21:23:540
2665099248222cyclictest4956-21perl19:54:260
2665099248219cyclictest20844-21ssh23:19:340
266509924769cyclictest22386-21grep23:25:370
2665099247221cyclictest19293-21sh23:12:280
2665099247218cyclictest32567-21rm21:51:370
2665099247218cyclictest24771-21ntp_states23:36:110
2665099247215cyclictest2719-21lxpanel21:09:530
266509924685cyclictest443-21runrttasks00:11:500
2665099246222cyclictest27516-21users19:10:440
2665099246221cyclictest13186-21sshd20:29:030
2665099246220cyclictest22224-21diskmemload00:05:270
2665099246218cyclictest27631-21nfs4_client21:30:530
266509924582cyclictest24047-21munin-run23:33:520
266509924580cyclictest22224-21diskmemload23:56:570
2665099245219cyclictest16083-21ssh22:58:470
2665099245219cyclictest14303-21df20:34:090
266509924474cyclictest5651-21df_inode00:34:320
2665099244217cyclictest16472-21chrt20:43:370
266509924381cyclictest9863-21sh22:32:250
266509924374cyclictest15332-21munin-run20:38:500
2665099243218cyclictest28544-21fschecks_time21:34:550
266509924250cyclictest6379-21ntp_states20:00:120
266509924246cyclictest2907-21ntp_states19:45:070
2665099242213cyclictest1327-21memory00:15:300
266509924183cyclictest9026-21chrt20:11:020
266509924170cyclictest26860-21munin-node0
2665099241215cyclictest4131-21proc_pri19:50:310
2665099240215cyclictest2935-21runrttasks20:09:060
2665099240213cyclictest30625-21chrt19:24:530
2665099240213cyclictest17644-21munin-node0
266509923983cyclictest11978-21ntpdc22:40:540
2665099239208cyclictest21043-21chrt21:03:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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