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2024-07-27 - 03:50
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 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 rack7slot8.osadl.org (updated Sat Jul 27, 2024 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23751222336,58sleep00-21swapper/019:05:410
243249916431,112cyclictest21920-21netstat23:15:310
24324991608,17cyclictest12411-21apt-get22:42:110
243249916046,103cyclictest29168-21runrttasks23:43:320
243249915937,111cyclictest14340-21/usr/sbin/munin22:45:170
243249915836,110cyclictest763-21systemd-journal00:33:330
243249915617,16cyclictest10250irq/56-4a10000000:09:580
24324991557,19cyclictest765-21sshd21:51:330
243249915542,101cyclictest10740-21ntpq00:36:160
243249915536,107cyclictest23214-21netstat23:20:340
243249915532,102cyclictest20606-21fw_conntrack23:10:270
243249915440,104cyclictest2568-21runrttasks22:00:050
24324991536,22cyclictest1291-21sshd23:50:150
24324991535,22cyclictest411-21runrttasks23:58:340
24324991535,18cyclictest934-21latency_hist19:45:030
243249915339,102cyclictest24985-21latency_hist21:20:030
24324991527,21cyclictest28032-21apt-get19:27:090
24324991527,126cyclictest13377-21apt-get20:36:310
243249915253,89cyclictest4294-21mailstats00:11:340
24324991518,37cyclictest13389-21http20:35:030
24324991518,34cyclictest4894-21sshd22:09:320
243249915143,97cyclictest9026-21runrttasks22:25:210
243249915135,103cyclictest22760-21df21:10:150
243249915130,109cyclictest25235-21apt-get23:30:290
243249915121,11cyclictest0-21swapper/020:20:120
243249915038,101cyclictest26548-21fw_conntrack21:25:230
243249915027,111cyclictest25239-21munin-run23:30:040
24324991498,16cyclictest7412-21/usr/sbin/munin00:25:090
243249914953,85cyclictest29695-21/usr/sbin/munin23:45:230
243249914935,103cyclictest11537-21runrttasks20:25:480
243249914925,91cyclictest0-21swapper/023:00:420
243249914913,124cyclictest15495-21ntpq20:40:360
243249914912,123cyclictest24807-21ntpq19:10:390
243249914848,84cyclictest101ktimersoftd/021:20:400
243249914841,94cyclictest29972-21seq19:30:220
243249914834,103cyclictest8137-21seq20:12:480
243249914828,16cyclictest738-21/usr/sbin/munin00:00:120
24324991478,21cyclictest20287-21df21:00:170
24324991477,24cyclictest1294-21snmpd20:50:140
243249914738,96cyclictest25875-21runrttasks19:15:260
243249914731,104cyclictest11654-21runrttasks22:35:370
243249914731,103cyclictest10254-21diskstats22:30:200
243249914731,102cyclictest28096-21sendmail23:40:020
243249914726,90cyclictest18886-1kworker/0:1H20:55:290
243249914722,21cyclictest3667-21wget19:55:130
24324991468,15cyclictest2782-21df22:00:160
243249914643,92cyclictest19329-21runrttasks23:05:170
243249914627,108cyclictest7744-21runrttasks22:20:130
243249914626,109cyclictest796-21dbus-daemon00:20:510
243249914620,14cyclictest10250irq/56-4a10000021:30:410
243249914436,94cyclictest17490-21latency_hist20:50:030
243249914424,13cyclictest10150irq/55-4a10000021:05:130
243249914410,19cyclictest6285-21fw_forwarded_lo20:05:280
24324991437,18cyclictest9287-21apt-get20:17:110
243249914341,91cyclictest31707-21runrttasks21:45:430
243249914339,91cyclictest6897-21/usr/sbin/munin22:15:490
243249914337,95cyclictest17758-21sh23:00:010
243249914237,94cyclictest29891-21seq21:39:520
243249914224,108cyclictest30998-21runrttasks19:35:090
243249914210,17cyclictest15639-21fw_conntrack22:50:260
24324991417,20cyclictest4806-21/usr/sbin/munin20:00:100
243249914140,89cyclictest26948-21aten_r7power_en19:20:100
243249914110,15cyclictest5277-21df_inode22:10:220
24324991408,14cyclictest5678-21apt-get00:17:120
243249914028,101cyclictest30045-21/usr/sbin/munin21:40:430
243249913932,95cyclictest2486-21cat19:50:150
24324991379,21cyclictest1293-21fw_forwarded_lo19:45:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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