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2026-05-11 - 18:43
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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 rack5slot7.osadl.org (updated Mon May 11, 2026 12:44:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30827224052191,162sleep00-21swapper07:02:500
312639917220,127cyclictest20589-21apt-get10:41:490
312639917219,23cyclictest8532-21apt-get10:06:510
312639917117,23cyclictest8796-21apt-get11:41:460
312639917117,23cyclictest18459-21apt-get08:56:480
312639916919,124cyclictest5353-21apt-get11:31:510
312639916818,126cyclictest6851-21ssh10:01:500
312639916815,131cyclictest18867-21apt-get10:36:530
312639916717,24cyclictest25472-21apt-get09:21:490
312639916716,126cyclictest27469-21apt-get11:01:510
312639916714,113cyclictest12671-21irqstats11:52:370
312639916620,25cyclictest23172-21ntp_states12:22:590
312639916619,24cyclictest3372-21apt-get09:51:500
312639916619,23cyclictest22009-21apt-get09:11:510
312639916619,122cyclictest15416-21apt-get10:26:500
312639916618,25cyclictest3510-21munin-run11:26:290
312639916520,24cyclictest32373-21apt-get09:41:460
312639916517,22cyclictest14219-21df_inode08:32:030
312639916517,125cyclictest2098-21grep07:22:350
312639916514,126cyclictest29437-21df11:07:120
312639916513,25cyclictest1581-21ssh11:20:300
312639916512,128cyclictest22293-21/usr/sbin/munin10:46:390
312639916416,124cyclictest21374-21memory12:17:510
312639916416,124cyclictest20283-21apt-get09:06:490
312639916416,109cyclictest19353-21df12:12:110
312639916415,125cyclictest13709-21apt-get10:21:490
312639916415,124cyclictest27185-21apt-get09:26:550
312639916414,126cyclictest32296-21latency_hist09:41:330
312639916217,109cyclictest24608-21df_inode12:27:230
312639916214,123cyclictest29131-21ssh09:32:050
312639916214,120cyclictest5100-21apt-get09:56:480
312639916124,118cyclictest10654-21aten_r5power_vo11:47:020
312639916120,22cyclictest7081-21apt-get11:36:480
312639916118,22cyclictest24021-21apt-get10:51:520
312639916117,22cyclictest17132-21apt-get10:31:470
312639916116,120cyclictest12114-21/usr/sbin/munin10:17:020
312639916115,22cyclictest24020-21df09:17:140
312639916113,125cyclictest17906-21memory12:07:480
312639916110,128cyclictest1677-21aten_r5power_cu09:46:580
312639916019,120cyclictest2516-21df_inode07:27:040
312639916018,24cyclictest15761-21apt-get08:41:440
312639916017,119cyclictest17546-21apt-get08:51:460
312639916016,122cyclictest31252-21df_inode11:12:220
312639915918,24cyclictest9443-21apt-get08:06:440
312639915918,116cyclictest6743-21apt-get07:51:440
312639915917,23cyclictest11188-21/usr/sbin/munin10:13:150
312639915916,118cyclictest15669-21apt-get12:01:480
312639915915,120cyclictest317-21munin-run07:16:290
312639915915,120cyclictest25742-21apt-get10:56:450
312639915910,26cyclictest5192-21ssh11:31:200
312639915817,22cyclictest14298-21df_inode11:57:190
312639915817,118cyclictest12246-21grep08:21:510
312639915713,120cyclictest8535-21grep08:01:320
312639915712,123cyclictest13047-21/usr/sbin/munin08:27:270
312639915711,120cyclictest3426-21/usr/sbin/munin07:32:030
312639915619,24cyclictest11102-21users08:12:350
312639915617,25cyclictest32303-21munin-node07:11:350
312639915616,26cyclictest26423-21irqstats12:32:370
312639915612,24cyclictest5916-21basename07:46:510
312639915611,122cyclictest8761-21/usr/sbin/munin08:01:560
312639915517,23cyclictest11264-21apt-get08:16:410
312639915514,118cyclictest20092-21grep09:02:360
312639915415,22cyclictest702-21df_inode07:17:040
312639915414,24cyclictest16938-21fw_conntrack08:47:050
312639915318,21cyclictest4057-21apt-get07:36:450
312639915317,113cyclictest15338-21ntp_states08:37:250
312639915113,115cyclictest5284-21/usr/sbin/munin07:42:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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