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2025-10-25 - 15:24
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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 highest latencies:
System rack3slot2.osadl.org (updated Sat Oct 25, 2025 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
192711526100,4sleep01927116-21cat07:05:130
201258123050,3chrt2012582-21grep11:41:520
192837599278239,26cyclictest1935899-31find07:36:050
199023022530,3chrt1990232-21sed10:35:100
200398922520,3chrt2003988-21ld11:16:100
195138822510,3chrt1951383-21ntpq08:31:010
196552222480,3chrt1965521-21dpkg09:20:160
193306222440,3chrt1933059-21ntpq07:25:410
198592522410,3chrt1985919-21ntpq10:21:210
202020122360,3chrt2020200-21sshd12:05:210
197216422360,3chrt1972166-21cpu09:40:180
201940922260,3chrt2019407-21users12:02:020
199744922170,3sleep01997450-21sh10:56:350
202526421990,2sleep02025265-21ls12:20:270
195012921960,3chrt1950127-21processes08:26:190
192837599195164,19cyclictest1938202-21kworker/u2:107:46:260
192837599194166,18cyclictest1946555-21kworker/u2:208:25:040
192837599192161,19cyclictest1998248-21kworker/u2:311:10:050
197624121880,2sleep01976242-21/usr/sbin/munin09:51:510
192837599187159,18cyclictest1949791-21kworker/u2:008:45:040
192837599186157,18cyclictest1965077-21kworker/u2:209:50:050
192837599185156,19cyclictest1998248-21kworker/u2:311:15:050
192837599185154,19cyclictest1953602-21kworker/u2:308:50:040
199195621830,4chrt1991953-21apt-get10:40:120
198068321830,4chrt1980681-21memory10:05:390
192837599183154,19cyclictest2008019-21kworker/u2:011:55:060
192837599182154,17cyclictest2029822-21kworker/u2:112:35:070
192837599181152,19cyclictest29-21kswapd007:40:220
192837599180152,18cyclictest1949791-21kworker/u2:008:40:020
192837599180151,19cyclictest2003283-21kworker/u2:211:30:090
201691521780,4chrt2016916-21/usr/sbin/munin11:55:280
192837599177149,16cyclictest1963085-21kworker/u2:309:33:410
192837599176146,18cyclictest1965077-21kworker/u2:209:36:550
202234821740,4chrt2022346-21ssh12:11:290
192837599174147,17cyclictest1956374-21kworker/u2:109:00:080
192837599174143,19cyclictest1988144-21kworker/u2:010:55:100
201395621730,3chrt2013955-21ld11:46:140
196544021710,2sleep01965441-21ls09:20:110
192837599170140,18cyclictest1956374-21kworker/u2:109:01:210
192837599168140,17cyclictest1938202-21kworker/u2:108:00:040
200852621670,4chrt2008524-21cpu11:30:150
192837599167134,20cyclictest84-21jbd2/mmcblk0p2-10:05:080
203060721650,4chrt2030606-21ld12:36:130
192997421650,3chrt1929973-21sh07:15:160
192837599165138,17cyclictest1943781-21kworker/u2:008:06:220
192837599165136,18cyclictest1946555-21kworker/u2:208:20:060
198403421640,3chrt1984027-21ntpq10:15:350
192837599162133,18cyclictest1975211-21kworker/u2:310:41:520
192837599159132,17cyclictest1978844-21kworker/u2:110:11:420
192837599158131,16cyclictest1928384-21kworker/u2:207:35:050
192837599158130,18cyclictest2021229-21kworker/u2:312:26:570
192837599158128,18cyclictest1991655-21kworker/u2:110:45:280
192837599157127,18cyclictest1976960-21kworker/u2:009:56:500
192837599155126,18cyclictest1986471-21kworker/u2:210:25:420
192837599154123,20cyclictest1998248-21kworker/u2:311:25:050
192837599152123,18cyclictest1938202-21kworker/u2:108:15:060
192837599152119,22cyclictest112-21systemd-journal09:15:080
192837599148117,20cyclictest1931622-21kworker/u2:107:25:020
192837599146117,18cyclictest1938202-21kworker/u2:108:05:080
192837599145115,19cyclictest1956374-21kworker/u2:109:05:360
192837599144115,18cyclictest1956374-21kworker/u2:109:26:530
192837599144114,19cyclictest2016446-21kworker/u2:112:15:400
192837599143113,19cyclictest1991655-21kworker/u2:111:01:410
192837599141113,17cyclictest2003283-21kworker/u2:211:40:060
192837599138108,18cyclictest1938202-21kworker/u2:107:50:540
192837599136107,17cyclictest1928384-21kworker/u2:207:11:190
192837599135104,19cyclictest1953602-21kworker/u2:308:50:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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