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2025-06-12 - 23:12
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 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 50 highest latencies:
System rackbslot2.osadl.org (updated Thu Jun 12, 2025 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11839232241187,19sleep10-21swapper/107:06:351
11841652239183,44sleep00-21swapper/007:09:370
11840332229200,19sleep20-21swapper/207:08:022
11839202219190,19sleep30-21swapper/307:06:343
1184324997127,41cyclictest1371325-21/usr/share/muni10:45:011
1184324996661,3cyclictest1319502-21latency_hist09:45:011
1184327995752,3cyclictest1280500-21kworker/u8:3+events_unbound09:50:102
1184320995650,4cyclictest1210497-21latency_hist07:40:010
1184320995448,3cyclictest1379596-21kworker/u8:0+flush-179:011:00:050
1184320995348,4cyclictest1358197-21latency_hist10:30:000
1184320995249,2cyclictest1266879-13chrome08:45:010
1184330995148,2cyclictest1396131-21kworker/u8:0+flush-179:011:25:103
1184330995148,2cyclictest1280500-21kworker/u8:3+flush-179:009:04:563
1184327995148,2cyclictest1422328-21kworker/u8:3+flush-179:012:30:052
1184320995148,2cyclictest1344949-21kworker/u8:2+flush-179:010:45:080
1184327995047,2cyclictest1344949-21kworker/u8:2+events_unbound11:40:002
1184327995047,2cyclictest1188555-21kworker/u8:0+events_unbound07:40:092
118432799503,44cyclictest1371293-21chrome10:45:012
118433099496,40cyclictest1371262-13chrome10:45:013
1184330994946,2cyclictest1388306-21kworker/u8:3+events_unbound11:10:083
1184330994844,3cyclictest1292041-21kworker/u8:0+events_unbound09:30:003
1184330994844,3cyclictest1280500-21kworker/u8:3+events_unbound10:10:083
1184327994845,2cyclictest1401917-21kworker/u8:3+flush-179:011:30:052
1184320994845,2cyclictest1195371-21kworker/u8:1+flush-179:007:25:060
1184320994844,3cyclictest1413878-21kworker/u8:1+flush-179:012:00:150
1184320994844,3cyclictest1280500-21kworker/u8:3+events_unbound09:05:000
1184327994744,2cyclictest1275419-21kworker/u8:2+flush-179:009:30:042
1184327994733,13cyclictest1251261-21apt-get08:25:122
1184320994744,2cyclictest1357958-21kworker/u8:0+events_unbound10:30:150
1184327994642,3cyclictest1188555-21kworker/u8:0+events_unbound07:35:092
13065642450,1chrt1306553-21snmp_areswitch.09:30:013
1184320994541,3cyclictest1249036-21kworker/u8:2+flush-179:008:30:050
1184330994440,3cyclictest1227380-21kworker/u8:1+events_unbound08:05:083
1184330994439,2cyclictest1337599-21kworker/u8:0+events_unbound10:05:093
1184330994438,2cyclictest1124202-21kworker/u8:2+events_unbound07:55:053
1184327994440,3cyclictest1344949-21kworker/u8:2+events_unbound10:30:252
1184327994438,2cyclictest1383902-21kworker/u8:1+flush-179:011:05:152
1184330994340,2cyclictest1388306-21kworker/u8:3+flush-179:011:05:263
1184330994340,2cyclictest1249036-21kworker/u8:2+events_unbound08:40:093
1184330994340,2cyclictest1249036-21kworker/u8:2+events_unbound08:40:093
1184330994339,3cyclictest1124202-21kworker/u8:2+events_unbound07:50:093
1184324994338,4cyclictest1347446-21apt-get10:15:141
1184320994338,4cyclictest1253298-21kworker/u8:0+flush-179:008:50:090
1184330994239,2cyclictest1344949-21kworker/u8:2+events_unbound12:40:013
1184330994239,2cyclictest1218828-21kworker/u8:3+events_unbound08:00:103
1184327994239,2cyclictest1422328-21kworker/u8:3+events_unbound11:51:012
1184327994239,2cyclictest1253298-21kworker/u8:0+events_unbound08:55:282
1184324994230,1cyclictest1214781-21munin-update07:45:011
1184320994237,2cyclictest1275419-21kworker/u8:2+events_unbound09:05:080
1184320994236,2cyclictest1275419-21kworker/u8:2+flush-179:009:35:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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