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2026-09-14 - 18:13
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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 100 highest latencies:
System rack3slot2.osadl.org (updated Mon Sep 14, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
132437422820,2sleep01324375-21ntp_states09:01:030
133818622630,4chrt1338174-21ntpq09:50:420
134883722540,2chrt1348838-21systemctl10:30:030
133545122490,3chrt1335450-21ld09:40:490
129515622480,2sleep01295157-21/usr/sbin/munin07:16:160
137176422460,3chrt1371765-21ntpq11:51:120
129305099242212,20cyclictest29-21kswapd007:41:030
135671922370,3chrt1356717-21users10:56:230
137551422310,4chrt1375512-21diskstats12:05:170
129305099230201,19cyclictest29-21kswapd007:45:200
129804022140,3sleep01298043-21cut07:26:180
129305099210179,19cyclictest1308930-21kworker/u2:008:20:030
137532422080,3sleep01375326-21latency_hist12:05:060
129305099207177,18cyclictest1314012-21kworker/u2:208:40:030
133417222010,3sleep01334170-21open_inodes09:36:150
129305099198168,19cyclictest1353015-21kworker/u2:010:55:060
129305099198167,19cyclictest1353015-21kworker/u2:011:15:070
129305099196168,16cyclictest1339074-21kworker/u2:110:25:040
129305099196167,18cyclictest1353015-21kworker/u2:011:05:070
129305099196167,17cyclictest1364680-21kworker/u2:211:45:130
129305099195166,18cyclictest1350604-21kworker/u2:210:50:040
129305099193165,18cyclictest1381449-21kworker/u2:112:35:060
129305099192163,17cyclictest1364680-21kworker/u2:211:35:070
129305099192163,17cyclictest1303481-21kworker/u2:107:55:070
132115921910,2sleep01321158-21/usr/sbin/munin08:50:120
129305099191161,18cyclictest1292071-21kworker/u2:107:15:070
129305099191160,19cyclictest1296343-21kworker/u2:207:25:060
129305099190161,18cyclictest1298628-21kworker/u2:107:40:000
129305099187156,19cyclictest1326543-21kworker/u2:209:20:050
129305099185156,18cyclictest1339074-21kworker/u2:110:00:040
129305099185155,19cyclictest1331216-21kworker/u2:109:35:070
129305099185154,20cyclictest1353015-21kworker/u2:011:20:070
129305099183155,18cyclictest1364680-21kworker/u2:211:40:090
137711521820,2sleep01377114-21awk12:10:290
129305099181152,18cyclictest1353015-21kworker/u2:011:25:370
129305099181149,19cyclictest1318200-21kworker/u2:108:50:010
129305099180149,19cyclictest1314012-21kworker/u2:208:35:050
129305099179151,18cyclictest1318200-21kworker/u2:109:00:070
129305099179149,18cyclictest1364680-21kworker/u2:211:55:360
129305099178150,18cyclictest1326543-21kworker/u2:209:21:180
129305099178149,18cyclictest1353015-21kworker/u2:011:10:050
129305099178148,19cyclictest1339074-21kworker/u2:110:10:040
129305099176147,18cyclictest1296343-21kworker/u2:207:31:180
129305099176145,19cyclictest1336777-21kworker/u2:209:46:160
129305099176145,18cyclictest1318200-21kworker/u2:109:05:370
129305099173141,20cyclictest1303481-21kworker/u2:108:05:270
129305099172144,18cyclictest1353015-21kworker/u2:011:21:180
129305099172144,18cyclictest1303481-21kworker/u2:108:05:010
129305099171144,17cyclictest1314012-21kworker/u2:208:40:310
129305099171142,18cyclictest1364680-21kworker/u2:212:20:060
129305099170140,18cyclictest1364680-21kworker/u2:212:20:380
129305099170140,18cyclictest1350604-21kworker/u2:210:36:260
129305099169140,18cyclictest1308930-21kworker/u2:008:10:310
131466321680,3chrt1314661-21ld08:26:140
130614921680,3chrt1306139-21ntpq07:55:430
129305099168138,18cyclictest1339074-21kworker/u2:110:00:100
129305099164137,17cyclictest1364680-21kworker/u2:211:40:070
129305099161133,18cyclictest1350604-21kworker/u2:210:41:160
129305099161129,20cyclictest1381449-21kworker/u2:112:35:540
129305099159129,18cyclictest1339074-21kworker/u2:110:11:160
129305099157126,20cyclictest1326543-21kworker/u2:209:11:020
129305099156127,18cyclictest1331216-21kworker/u2:109:26:020
129305099152125,17cyclictest1381449-21kworker/u2:112:30:000
129305099152123,18cyclictest1339074-21kworker/u2:110:31:100
129305099149121,17cyclictest1308930-21kworker/u2:008:20:190
129305099148120,17cyclictest1339074-21kworker/u2:110:15:120
129305099146119,17cyclictest1292071-21kworker/u2:107:10:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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