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2026-05-26 - 22:24
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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 376 highest latencies:
System rack3slot2.osadl.org (updated Tue May 26, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
130977799292254,26cyclictest1318091-31find07:39:240
131321222860,3chrt1313210-21ntpq07:21:100
130977799280247,21cyclictest1318810-21ntpq07:41:010
133537122490,4chrt1335372-21ntp_kernel_err08:40:310
133445922490,3chrt1334457-21users08:36:230
132134722460,3chrt1321346-21sed07:50:250
139076322420,3chrt1390764-21date12:00:070
131973722350,3chrt1319735-21find07:45:110
132374922180,3chrt1323746-21cron07:59:590
136860222140,3sleep01368603-21basename10:40:230
135098522030,3sleep01350986-21cat09:36:160
137475321900,2sleep01374754-21/usr/sbin/munin11:01:190
138023521820,4chrt1380237-21uname11:21:150
135662121810,3chrt1356622-21switchtime09:56:190
134137321810,3chrt1341374-21timerandwakeup09:01:210
137678721800,2sleep01376785-21cat11:10:060
133362421750,2sleep01333625-21cat08:35:070
139505221690,3chrt1395050-21df_inode12:15:150
133134421690,4chrt1331342-21ntpq08:26:000
131573721690,3chrt1315735-21memory07:30:280
132840321680,4chrt1328400-21ntpq08:15:320
131030121660,3chrt1310298-21ntpq07:10:450
133695721640,4chrt1336945-21ntpq08:46:100
132410121580,3sleep01324103-21uname08:00:250
136192621410,2sleep01361928-21ntpq10:15:520
130977799139109,21cyclictest1391177-21kworker/u2:112:05:460
136705121370,2sleep01367052-21cat10:35:080
135749821340,3sleep01357499-21if_wlan010:00:240
139143421310,3sleep01391435-21cat12:01:170
13097779912799,19cyclictest1380932-21kworker/u2:111:30:270
135895621230,2sleep01358958-21sed10:05:280
13097779912293,19cyclictest1385120-21kworker/u2:212:21:180
138536721200,2sleep01385368-21cat11:40:220
13097779911888,20cyclictest1399043-21systemd-tmpfile12:30:040
130885721170,3sleep01308847-21ntpq07:05:340
13097779911481,22cyclictest1372503-21t-helper10:55:000
13097779910880,19cyclictest1334935-21kworker/u2:008:51:150
13097779910778,19cyclictest1339094-21kworker/u2:209:10:020
13097779910475,20cyclictest1345100-21kworker/u2:109:30:070
134374121030,2sleep01343742-21ld09:10:350
13097779910375,19cyclictest1372551-21kworker/u2:210:55:310
13097779910176,16cyclictest1334935-21kworker/u2:009:00:060
13879072980,4chrt22-21kcompactd011:50:050
1309777999868,19cyclictest1323791-21kworker/u2:208:09:020
1309777999264,19cyclictest1378623-21kworker/u2:011:15:580
1309777999060,20cyclictest1349343-21kworker/u2:009:33:000
1309777998860,19cyclictest1361815-21kworker/u2:110:25:090
1309777998457,18cyclictest1300207-21kworker/u2:207:25:580
1309777998052,19cyclictest1323791-21kworker/u2:208:20:290
1309777997444,19cyclictest1366004-21kworker/u2:210:39:590
1309777997246,15cyclictest1401226-21cut12:36:180
1309777997245,15cyclictest1327003-21ntpq08:10:310
1309777997243,19cyclictest1368360-21kworker/u2:010:46:240
1309777997146,13cyclictest1346714-21ntpq09:21:100
1309777997142,18cyclictest1363255-21gcc10:20:380
1309777997046,13cyclictest1355238-21switchtime09:51:180
1309777997045,13cyclictest1388941-21sshd11:52:180
1309777997045,13cyclictest1345261-21ntpq09:16:030
1309777997040,19cyclictest1376748-21kworker/u2:111:15:030
1309777996944,14cyclictest1381051-21/usr/sbin/munin11:25:210
1309777996943,16cyclictest1360625-21ntpq10:11:110
1309777996943,14cyclictest1394837-21munin-run12:15:010
1309777996943,14cyclictest1353937-21sed09:46:200
1309777996934,25cyclictest0-21swapper07:16:430
1309777996844,13cyclictest1399568-21ntpq12:30:480
1309777996841,16cyclictest1352140-21ntpq09:40:410
1309777996744,13cyclictest1384317-21ntpq11:36:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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