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2025-07-11 - 14:23
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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 Fri Jul 11, 2025 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
220592144422sleep22065-21cpu19:01:290
2313299266183cyclictest19378-21runrttasks21:10:450
2313299236205cyclictest20568-21df_inode23:36:580
2313299235209cyclictest29088-21sshd00:14:360
2313299234166cyclictest4385-21ssh22:25:080
2313299232172cyclictest21521-21ssh21:19:560
2313299231203cyclictest861-21ntpq00:33:230
2313299230207cyclictest10150-21chrt20:29:380
2313299230205cyclictest16105-21date23:17:040
2313299230203cyclictest28049-21ssh00:09:590
2313299230163cyclictest30317-21ssh00:20:240
2313299229203cyclictest3363-21ssh22:21:030
2313299229203cyclictest24480-21fschecks_count19:11:530
2313299228203cyclictest21970-21ssh23:42:430
2313299228201cyclictest23937-21ssh21:30:270
2313299228200cyclictest22662-21munin-node0
2313299227201cyclictest22282-21ssh21:23:070
2313299226201cyclictest29515-21grep21:53:420
2313299226201cyclictest26225-21df_inode00:01:590
2313299226201cyclictest18552-21runrttasks21:07:090
2313299226200cyclictest2140-21munin-node0
2313299226161cyclictest27029-21ssh00:05:380
2313299225198cyclictest11733-21fschecks_time20:37:080
2313299224199cyclictest21345-21ssh23:40:090
2313299223195cyclictest31543-21munin-node0
2313299222158cyclictest14531-21ssh23:09:350
2313299221197cyclictest10243-21ssh22:50:590
2313299220194cyclictest13255-21sshd23:03:350
2313299219193cyclictest5100-21ntp_offset20:07:330
2313299218192cyclictest8108-1kworker/0:2H23:56:140
2313299218192cyclictest30222-21cut19:36:570
2313299217193cyclictest4989-21diskmemload22:27:390
2313299217189cyclictest2728-21lxpanel00:23:220
2313299216193cyclictest13323-21mailstats20:43:200
2313299216186cyclictest31943-21ssh00:27:280
2313299215188cyclictest27813-21latency_hist21:47:040
2313299214188cyclictest6212-21chrt22:32:490
2313299213188cyclictest2877-21snmpd23:29:010
2313299212188cyclictest13903-21df20:46:440
2313299212184cyclictest15198-21ls20:52:080
2313299211187cyclictest1011-21egrep19:51:290
2313299210185cyclictest20344-21ssh21:15:010
2313299209185cyclictest7690-21sort20:18:270
2313299209183cyclictest4023-21modprobe20:03:020
1383220814sleep1381-21cut22:12:330
2313299207182cyclictest26163-21ssh21:39:410
2313299207182cyclictest11421-21munin-run20:36:380
2313299207178cyclictest9188-21munin-node0
2313299207177cyclictest27842-21sort19:26:370
2313299206181cyclictest29844-21runrttasks19:34:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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