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2025-11-02 - 22:13
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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 792 highest latencies:
System rack3slot2.osadl.org (updated Sun Nov 02, 2025 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
198350922680,3chrt1983458-21ntp_states10:06:380
201987422640,4chrt2019825-21ntp_states11:56:450
193800122560,3sleep01937999-31updatedb.findut07:35:360
198790922510,4chrt1987910-21cpu10:20:150
197789622440,3chrt1977889-21diskstats09:50:230
200484322420,3chrt2004844-21sh11:11:160
202958622400,4chrt2029569-21ntpq12:25:450
199976122390,3chrt1999749-21ntpq10:55:430
198128622390,3chrt22-21kcompactd010:00:170
195181622380,2sleep01951817-21/usr/sbin/munin08:25:230
196615722370,3chrt1966158-21latency09:15:370
194235222300,4chrt1942349-21ntpq07:50:570
195017922290,3sleep01950180-21cat08:20:060
193055499212182,19cyclictest1954625-21kworker/u2:208:50:040
195638822050,2sleep01956391-21open_files08:41:150
201910422040,2sleep02019105-21sh11:55:030
197168122010,2sleep01971679-21pluginstate09:31:510
193055499198168,18cyclictest1945547-21kworker/u2:008:40:060
195342421970,2sleep01953426-21ntpq08:30:420
193055499195165,18cyclictest1957122-21kworker/u2:109:00:040
193055499194164,19cyclictest1998926-21kworker/u2:210:55:050
193055499193161,21cyclictest84-21jbd2/mmcblk0p2-09:15:060
193055499189161,17cyclictest1982553-21kworker/u2:210:10:290
200431321870,2sleep02004314-21cat11:10:100
193055499186157,18cyclictest2025334-21kworker/u2:112:15:300
193055499186157,17cyclictest1943163-21kworker/u2:108:00:040
193055499185157,18cyclictest1993914-21kworker/u2:110:45:050
193055499185157,17cyclictest1945547-21kworker/u2:008:10:040
193055499185156,18cyclictest2013180-21kworker/u2:211:40:080
193055499182154,17cyclictest1975530-21kworker/u2:209:50:060
193055499182152,18cyclictest1964078-21kworker/u2:009:10:040
193055499181153,17cyclictest1993914-21kworker/u2:110:50:060
193055499180150,18cyclictest2013180-21kworker/u2:211:50:060
193055499179148,19cyclictest2018629-21kworker/u2:312:40:080
202148821780,2sleep02021486-21ssh12:01:300
193055499178148,18cyclictest1940383-21kworker/u2:007:45:360
193055499177147,18cyclictest2000649-21kworker/u2:012:10:090
193055499177143,23cyclictest2032405-21anacron12:35:000
200162821760,4chrt2001621-21ntpq11:01:300
193055499176146,19cyclictest1975530-21kworker/u2:209:45:050
193055499176146,18cyclictest1987573-21kworker/u2:010:26:450
193055499174146,18cyclictest2025334-21kworker/u2:112:25:080
193055499171142,18cyclictest2000649-21kworker/u2:011:15:520
193055499171142,17cyclictest1929172-21kworker/u2:307:10:080
193055499170143,17cyclictest1992136-21kworker/u2:310:35:100
193055499170141,18cyclictest1965441-21kworker/u2:310:15:530
193055499170141,17cyclictest1959622-21kworker/u2:008:55:040
193055499168142,16cyclictest1970435-21kworker/u2:009:56:550
193055499168141,17cyclictest1929172-21kworker/u2:307:11:200
200789121670,4chrt2007889-21sed11:20:340
193676421660,4chrt1936755-21ntpq07:31:070
193055499166138,18cyclictest1930578-21kworker/u2:007:20:060
193055499166138,17cyclictest1943163-21kworker/u2:108:05:040
193055499166136,19cyclictest2018629-21kworker/u2:312:11:530
193949021610,4chrt1939489-21ld07:40:440
193055499161131,19cyclictest2000649-21kworker/u2:011:41:520
193055499159129,19cyclictest2000649-21kworker/u2:011:33:420
193055499159129,19cyclictest1945547-21kworker/u2:008:21:210
193055499159116,19cyclictest1965441-21kworker/u2:309:20:460
193055499157129,17cyclictest1987573-21kworker/u2:010:40:050
193055499157127,20cyclictest29-21kswapd009:26:330
193055499157127,18cyclictest2007038-21kworker/u2:311:25:430
193055499151122,18cyclictest1970435-21kworker/u2:009:37:000
193055499145115,19cyclictest84-21jbd2/mmcblk0p2-08:11:250
193055499139112,17cyclictest1930578-21kworker/u2:007:25:380
193055499132104,18cyclictest1957122-21kworker/u2:109:00:550
193055499132104,17cyclictest1930578-21kworker/u2:007:21:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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