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2025-04-03 - 11:34
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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 792 highest latencies:
System rack7slot3.osadl.org (updated Thu Apr 03, 2025 00:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
55502912147sleep5552-21swap19:05:030
602399273247cyclictest24272-21munin-node0
60239926371cyclictest20517-21irqstats22:40:420
602399262230cyclictest28296-21ntp_states20:45:260
602399260235cyclictest23200-21latency_hist22:54:370
602399260231cyclictest5409-21ls21:29:330
602399260230cyclictest26131-21munin-node0
602399259234cyclictest30623-21perl23:30:220
602399257231cyclictest2892-21gvfs-afc-volume21:40:570
602399257205cyclictest16032-21df_inode22:19:480
602399256230cyclictest2728-21lxpanel23:24:050
602399256229cyclictest31056-21chrt20:58:100
602399256190cyclictest4552-21latency_hist21:24:250
602399255226cyclictest25220-21ssh23:03:340
602399255191cyclictest2183-21latency_hist23:49:550
602399253225cyclictest12296-21ssh00:37:110
602399253208cyclictest1479-21irqstats21:10:470
60239925271cyclictest18774-21rm22:33:240
602399252224cyclictest17220-21ssh22:25:230
602399252223cyclictest27607-21ssh23:15:170
602399252222cyclictest998-21runrttasks21:09:180
602399252222cyclictest2728-21lxpanel19:20:110
602399252218cyclictest6396-21df_inode00:09:410
60239925167cyclictest225162chrt20:20:170
602399251226cyclictest4830-21munin-node0
602399251224cyclictest27240-21ps20:40:570
602399251221cyclictest26103-21munin-node0
602399251186cyclictest18201-21mailstats20:01:090
602399250225cyclictest14117-21latency_hist19:44:190
602399250225cyclictest11229-21ssh21:56:100
602399250222cyclictest13034-21ssh22:05:000
602399250219cyclictest2381-21rs:main0
602399250219cyclictest17604-21df_inode19:59:370
602399250189cyclictest21721-21sshd20:16:250
60239924949cyclictest19707-21munin-run20:09:060
602399249221cyclictest30020-21ssh23:27:410
602399249186cyclictest6787-21cut00:10:470
60239924865cyclictest21373-21ssh22:45:120
602399248202cyclictest6019-21cyclictest21:49:050
602399248185cyclictest26060-21sleep23:08:510
60239924767cyclictest8017-21nfs4_client00:16:090
60239924748cyclictest6433-21munin-node0
602399247221cyclictest2728-21lxpanel00:24:190
602399247220cyclictest953-21diskmemload00:28:290
602399247220cyclictest12473-21ssh22:01:410
602399247218cyclictest8282-21chrt19:19:020
602399247185cyclictest14301-21chrt19:44:450
602399247177cyclictest2383-21rsyslogd22:12:310
60239924666cyclictest16246-21ping19:53:480
60239924655cyclictest7714-21df_inode21:39:480
602399246220cyclictest3337-21cron21:18:590
602399245221cyclictest6222-21fschecks_count19:09:360
602399245220cyclictest2728-21lxpanel20:11:000
602399245212cyclictest29346-21grep20:50:110
602399245186cyclictest2942-21runrttasks21:54:300
602399245184cyclictest12966-21runrttasks19:39:220
602399244218cyclictest23732-21sshd20:25:270
602399244183cyclictest10958-21missed_timers00:31:000
60239924345cyclictest31363-21munin-node0
602399243219cyclictest2481-21kernelversion23:50:460
602399243217cyclictest584-21latency23:40:520
602399243216cyclictest4218-21ssh23:58:280
602399243214cyclictest19331-21sshd22:35:320
60239924272cyclictest32071-21ntp_states23:36:220
60239924254cyclictest17001-21ls22:24:220
602399241217cyclictest11386-21threads19:31:080
602399241209cyclictest24684-21irqstats20:29:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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