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2025-07-12 - 11:11
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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 376 highest latencies:
System rack3slot2.osadl.org (updated Sat Jul 12, 2025 00:44:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
156899422630,3chrt1568995-21missed_timers00:35:400
151655622580,3chrt1516507-21ntp_states22:01:540
147812822550,3chrt1478131-21sort19:55:340
147972922530,3chrt1479730-21ld20:01:030
155617722470,4chrt1556175-21ssh23:57:230
154671722470,4chrt1546712-21diskstats23:30:250
146946422440,3chrt1469465-21latency_hist19:25:070
146738422440,2sleep01467385-21sensors_temp19:16:200
152521922430,3sleep01525222-21tr22:26:570
151456722430,3chrt1514565-21ntpq21:55:540
150117622430,3chrt1500502-21/usr/sbin/munin21:16:500
156237022370,2chrt1562365-21ntpq00:16:030
155909922350,3sleep01559100-21ssh00:06:240
148562422300,3chrt1485622-21users20:21:250
156862422230,2sleep01568626-21grep00:35:090
151033622150,3chrt1510337-21ssh21:43:370
147689622130,2sleep01476897-21ld19:50:570
147395022070,2sleep01473951-21/usr/sbin/munin19:40:330
156559122010,3sleep01565593-21latency00:25:360
154938421910,3chrt1549383-21ssh23:37:340
146518499190127,52cyclictest84-21jbd2/mmcblk0p2-00:15:100
153480221830,2sleep01534804-21sh22:55:300
146518499174143,20cyclictest84-21jbd2/mmcblk0p2-21:25:040
151171521700,4chrt1511716-21sh21:47:010
154331021680,4chrt1543308-21diskstats23:20:240
156408321670,3chrt22-21kcompactd000:21:000
146518499167135,21cyclictest112-21systemd-journal20:35:030
155346321660,4chrt1553462-21grep23:50:150
150559421650,3chrt1505595-21acpi21:30:120
146518499165134,19cyclictest84-21jbd2/mmcblk0p2-22:40:060
155006821640,4chrt1550072-21cpu23:40:140
148100421630,3chrt1481002-21ntpq20:05:430
152753521610,3chrt1527536-21ssh22:34:220
146518499153120,22cyclictest1494096-21t-helper20:52:260
146518499151118,22cyclictest112-21systemd-journal22:55:000
146518499149119,19cyclictest1469371-21kworker/u2:119:40:040
14651849914789,47cyclictest84-21jbd2/mmcblk0p2-22:05:140
146518499145116,20cyclictest29-21kswapd021:36:360
146518499137107,19cyclictest1553304-21kworker/u2:200:04:250
146518499136104,21cyclictest84-21jbd2/mmcblk0p2-21:35:060
146518499134104,19cyclictest1536019-21kworker/u2:023:05:050
146518499131104,18cyclictest1490745-21kworker/u2:221:06:180
155175321290,2sleep01551751-21cpu23:45:120
14651849912898,20cyclictest84-21jbd2/mmcblk0p2-23:11:530
14651849912898,18cyclictest1482337-21kworker/u2:020:15:040
14651849912796,20cyclictest1522244-21kworker/u2:122:41:500
14651849912694,20cyclictest84-21jbd2/mmcblk0p2-20:55:090
154196021250,2sleep01541961-21ldconfig23:16:110
14651849912395,18cyclictest1482337-21kworker/u2:020:44:260
14651849912393,19cyclictest84-21jbd2/mmcblk0p2-19:35:040
14651849912390,22cyclictest112-21systemd-journal22:20:010
151281621210,3sleep01512817-21netstat21:50:450
14651849911886,22cyclictest112-21systemd-journal23:10:000
14651849911789,19cyclictest1544735-21kworker/u2:123:25:320
14651849911584,19cyclictest84-21jbd2/mmcblk0p2-21:11:070
14651849910979,19cyclictest1503228-21kworker/u2:122:10:230
14651849910476,19cyclictest1490745-21kworker/u2:221:00:230
14651849910373,20cyclictest84-21jbd2/mmcblk0p2-20:30:040
14651849910371,20cyclictest84-21jbd2/mmcblk0p2-20:20:030
14651849910169,20cyclictest84-21jbd2/mmcblk0p2-22:25:010
1465184999867,20cyclictest84-21jbd2/mmcblk0p2-19:10:390
1465184999766,19cyclictest84-21jbd2/mmcblk0p2-22:46:530
1465184999366,18cyclictest1473559-21kworker/u2:019:47:510
146496626910,14sleep00-21swapper19:08:240
14705052676,12sleep0366-21snmpd19:28:020
1465184996528,15cyclictest1492026-21memory20:45:300
14892302637,11sleep01489233-21memory20:35:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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