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2025-02-09 - 09:24
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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 792 highest latencies:
System rack3slot2.osadl.org (updated Sun Feb 09, 2025 00:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
131867522890,3sleep01318676-21/usr/sbin/munin23:36:520
131990922840,4chrt1319910-21if_wlan023:40:470
133074122470,4chrt1330739-21ntpq00:16:410
129241822470,2chrt1292419-21idleruntime22:15:280
131067622450,2sleep01310679-21wc23:11:470
128433022440,2sleep01284333-21wc21:50:120
123712799240180,50cyclictest29-21kswapd022:21:320
128568522350,4chrt1285686-21rm21:53:560
129057322310,3chrt1290574-21cut22:10:130
123712799229198,21cyclictest29-21kswapd022:36:570
123712799223191,21cyclictest29-21kswapd022:40:310
123712799221191,20cyclictest29-21kswapd022:55:410
123712799219190,19cyclictest29-21kswapd000:11:270
123712799215186,19cyclictest29-21kswapd022:30:160
123712799207177,20cyclictest29-21kswapd022:10:310
133458122030,2sleep01334582-21sh00:30:200
123712799203174,20cyclictest29-21kswapd022:01:430
123712799203173,20cyclictest29-21kswapd022:30:410
125890422020,2sleep01258905-21dpkg20:25:090
125373621890,2sleep01253738-21grep20:05:500
127184821870,3chrt1271849-21latency_hist21:10:110
123712799186157,19cyclictest29-21kswapd022:51:330
124016421850,3sleep01240167-21latency_hist19:20:140
123637321840,2sleep01236371-21pluginstate19:06:000
127345021800,3chrt1273448-21latency_hist21:15:010
123712799173143,19cyclictest84-21jbd2/mmcblk0p2-21:05:040
127377621720,3sleep01273777-21/usr/sbin/munin21:15:310
126245921700,3chrt1262454-21ntpq20:35:500
126512621680,2sleep01265127-21missed_timers20:45:300
128011521660,5chrt1280114-21/usr/sbin/munin21:35:370
132295921650,4chrt1322945-21ntpq23:51:270
130330621640,4chrt1303304-21/usr/sbin/munin22:50:080
123712799164135,19cyclictest29-21kswapd000:35:260
126481021630,4chrt1264812-21sort20:45:070
124981821630,4chrt1249819-21mailstats19:51:240
131608821620,3chrt1316087-21sshd23:30:020
128691321600,4chrt1286911-21switchtime21:56:590
126819521600,3sleep01268197-21uname20:56:160
125683421590,4chrt1256103-21/usr/sbin/munin20:16:190
132241021580,3chrt1322409-21ls23:50:110
132683821560,3chrt1326839-21ssh00:02:430
131490821560,3chrt1314909-21ssh23:24:400
124336721560,4chrt1243368-21cat19:30:140
123712799151120,20cyclictest1257400-21kworker/u2:220:25:180
123712799148117,20cyclictest84-21jbd2/mmcblk0p2-23:05:010
123712799144113,19cyclictest84-21jbd2/mmcblk0p2-19:35:020
123712799141108,22cyclictest1317803-21true23:35:050
123712799138108,20cyclictest29-21kswapd023:15:270
123712799135102,21cyclictest84-21jbd2/mmcblk0p2-19:45:040
12371279913099,20cyclictest84-21jbd2/mmcblk0p2-19:20:280
124791021270,3sleep01247911-21if_wlan019:45:230
12371279912792,23cyclictest1325558-21dpkg-db-backup23:59:590
12371279912495,20cyclictest1311329-21kworker/u2:200:29:280
12371279912393,19cyclictest84-21jbd2/mmcblk0p2-21:40:410
12371279912291,20cyclictest84-21jbd2/mmcblk0p2-21:21:140
125190421130,3sleep01251906-21sort20:00:080
125601521120,2sleep01256016-21cat20:15:070
124515621100,3sleep01245158-21kernelversion19:35:270
12371279910881,18cyclictest1289061-21kworker/u2:123:07:460
12371279910274,19cyclictest1270230-21kworker/u2:021:31:480
1237127999665,19cyclictest84-21jbd2/mmcblk0p2-20:50:490
1237127999263,18cyclictest1270230-21kworker/u2:021:30:100
1237127997749,19cyclictest1326915-21kworker/u2:300:06:200
12606682680,2sleep01260667-21find20:30:140
1237127996827,17cyclictest0-21swapper19:14:110
1237127996527,16cyclictest1333394-21sed00:25:100
1237127996313,27cyclictest1252266-21ntpq20:00:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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