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2025-11-25 - 15:12
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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
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack3slot2.osadl.org (updated Tue Nov 25, 2025 12:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
138948022630,3sleep01389478-21diskstats09:15:210
139865722570,3sleep01398660-21wc09:42:000
145424622510,3sleep01454247-21/usr/sbin/munin12:26:140
142210322460,3chrt1422101-21/usr/sbin/munin10:51:370
140159122460,2chrt1401588-21ntpq09:51:030
139292022390,3chrt1392919-21ssh09:25:320
144190722370,2chrt1441903-21df_inode11:50:210
137873822260,3chrt1378739-21timerwakeupswit08:36:230
137459822100,2sleep022-21kcompactd008:21:290
143738822030,2sleep01437389-21sh11:36:480
144895522000,2sleep01448956-21ntpq12:10:420
135403599196166,20cyclictest29-21kswapd007:37:470
143185321930,3sleep01431854-21/usr/sbin/munin11:20:300
138489321910,2sleep01384894-21cat09:00:080
135403599189146,19cyclictest1406619-21kworker/u2:010:10:280
145757121880,2sleep01457572-21gcc12:36:050
144680121860,3sleep01446794-21ssh12:05:100
144723321850,3sleep01447235-21netstat12:05:410
135403599181152,19cyclictest1431110-21kworker/u2:011:45:060
135403599180149,19cyclictest1393712-21kworker/u2:009:40:110
135403599180147,21cyclictest1428831-21gcc11:11:320
143513021740,4chrt1435131-21ssh11:30:170
143007521730,4chrt1429939-21/usr/sbin/munin11:15:280
135403599172142,20cyclictest29-21kswapd010:41:320
135403599171141,19cyclictest1395592-21kworker/u2:210:06:530
135403599170141,19cyclictest1424256-21kworker/u2:111:06:560
135403599170139,20cyclictest1400587-21kworker/u2:310:20:360
135403599169140,19cyclictest84-21jbd2/mmcblk0p2-10:20:050
135403599168135,22cyclictest112-21systemd-journal07:35:040
138663621650,4chrt1386633-21ntpq09:05:320
135403599164134,20cyclictest29-21kswapd007:40:230
135403599162133,20cyclictest29-21kswapd010:01:350
135403599161132,18cyclictest1375420-21kworker/u2:208:35:040
135403599161131,20cyclictest29-21kswapd007:46:040
136946521600,3chrt1369463-21systemctl08:05:030
142117821590,4chrt1421177-21ssh10:49:090
135403599159130,20cyclictest29-21kswapd010:31:290
135403599158129,19cyclictest29-21kswapd007:50:200
135403599156126,19cyclictest1354044-21kworker/u2:207:15:020
135403599152122,19cyclictest1387447-21kworker/u2:109:25:060
135403599151122,18cyclictest1381106-21kworker/u2:208:46:200
135403599151121,20cyclictest1431110-21kworker/u2:011:30:050
135403599151121,20cyclictest1395592-21kworker/u2:209:35:050
135403599151121,19cyclictest1355815-21kworker/u2:107:30:070
135403599151119,20cyclictest84-21jbd2/mmcblk0p2-09:50:100
135403599150117,22cyclictest1425699-21sensors11:01:580
135403599149120,19cyclictest1414371-21kworker/u2:010:40:060
135403599147117,20cyclictest29-21kswapd012:21:340
135403599147117,19cyclictest1365267-21kworker/u2:207:55:370
135403599145116,18cyclictest1385923-21kworker/u2:209:12:000
135403599144115,18cyclictest1450068-21kworker/u2:312:16:120
135403599144114,19cyclictest1370423-21kworker/u2:308:15:070
135403599143114,18cyclictest1453109-21kworker/u2:112:31:580
135403599143113,19cyclictest1439498-21kworker/u2:211:56:590
135403599142112,19cyclictest1375420-21kworker/u2:208:30:070
144174921410,2sleep01441751-21latency_hist11:50:100
135403599140112,19cyclictest1416077-21kworker/u2:210:55:150
135403599140111,19cyclictest1370423-21kworker/u2:308:15:430
135403599138107,19cyclictest1379228-21kworker/u2:008:45:070
135403599137105,21cyclictest1400587-21kworker/u2:310:25:450
135403599134106,19cyclictest1369456-21kworker/u2:208:06:190
135403599130102,17cyclictest1343043-21kworker/u2:007:10:060
135403599130100,19cyclictest1379228-21kworker/u2:008:55:050
13540359912796,19cyclictest1354044-21kworker/u2:207:15:210
13540359912796,18cyclictest1385923-21kworker/u2:209:05:070
13540359912292,20cyclictest1402495-21kworker/u2:009:56:110
13540359912091,19cyclictest1343043-21kworker/u2:007:25:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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