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2026-01-02 - 02:31
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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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack7slot2.osadl.org (updated Fri Jan 02, 2026 00:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
181434399116107,7cyclictest1956947-21kworker/u4:15+events_unbound23:48:070
181434399110101,7cyclictest1881160-21kworker/u4:11+events_unbound21:52:470
18143439910291,9cyclictest54-21kswapd000:30:070
18143439910091,7cyclictest1956946-21kworker/u4:14+events_unbound23:23:010
1814343999991,6cyclictest1898396-21kworker/u4:1+events_unbound22:12:510
1814343999984,5cyclictest1833333-21kworker/u4:9+events_unbound20:52:370
1814343999783,5cyclictest1816805-21kworker/u4:13+events_unbound19:37:260
1814343999385,6cyclictest1885471-21kworker/u4:12+events_unbound21:57:480
1814343998678,6cyclictest1994512-21kworker/u4:0+events_unbound00:08:110
1814345998378,3cyclictest1998775-21kworker/u4:13+events_unbound00:15:141
1814345998349,6cyclictest54-21kswapd022:05:381
1814345998274,5cyclictest1919235-21kworker/u4:15+events_unbound22:57:571
1814345998274,5cyclictest1919235-21kworker/u4:15+events_unbound22:57:561
1814343998073,5cyclictest1855815-21kworker/u4:2+events_unbound21:47:460
1814343998073,5cyclictest1837183-21kworker/u4:0+events_unbound20:42:360
1814345997971,6cyclictest1907064-21kworker/u4:1+events_unbound22:22:521
1814343997568,5cyclictest1819353-21kworker/u4:16+events_unbound19:27:230
1814343997367,4cyclictest1944159-21kworker/u4:5+events_unbound23:17:000
1814345997264,6cyclictest1949041-21kworker/u4:9+events_unbound23:12:581
1814345997254,5cyclictest1821866-21kworker/u4:8+events_unbound19:57:271
1814343997266,5cyclictest1809484-21kworker/u4:12+events_unbound19:52:260
1814345997163,6cyclictest1939921-21kworker/u4:2+events_unbound23:28:021
1814343997067,2cyclictest1828276-21kworker/u4:17+events_unbound20:12:310
1814343997063,5cyclictest1421832-21kworker/u4:5+events_unbound19:22:220
1814343996862,5cyclictest1915560-21kworker/u4:14+events_unbound22:32:550
1814345996759,6cyclictest1961199-21kworker/u4:16+events_unbound23:40:131
1814343996758,6cyclictest1965450-21kworker/u4:19+events_unbound23:40:010
1814343996737,21cyclictest25550irq/23-42890000.ethernet00:00:150
1814343996558,5cyclictest1936253-21kworker/u4:0+events_unbound23:25:030
1814345996455,6cyclictest1847066-21kworker/u4:5+events_unbound21:12:411
1814343996457,4cyclictest1856281-21sshd21:22:420
1814343996257,3cyclictest25550irq/23-42890000.ethernet21:25:270
1814343996254,6cyclictest1786544-21kworker/u4:4+events_unbound19:17:210
1814345996154,5cyclictest1942704-21/usr/sbin/munin23:05:191
1814343996153,6cyclictest1953279-21kworker/u4:6+events_unbound23:31:430
1814345995952,5cyclictest1953281-21kworker/u4:11+events_unbound23:33:021
1814343995951,6cyclictest2003028-21kworker/u4:1+events_unbound00:19:430
1814343995948,9cyclictest1942830-21fschecks_count23:05:230
1814343995941,11cyclictest1902723-21kworker/u4:4-rpciod22:25:010
1814343995936,15cyclictest25550irq/23-42890000.ethernet20:25:100
1814345995850,6cyclictest1888781-21/usr/sbin/munin22:00:381
1814345995849,6cyclictest1851424-21kworker/u4:4+events_unbound21:20:021
1814345995648,6cyclictest1976977-21/usr/sbin/munin23:45:391
1814345995648,6cyclictest1956947-21kworker/u4:15+events_unbound23:50:021
1814345995550,3cyclictest1939921-21kworker/u4:2+events_unbound23:20:221
1814345995549,4cyclictest1911324-21kworker/u4:9+events_unbound22:28:071
1814345995547,6cyclictest2014716-21/usr/sbin/munin00:30:431
1814345995547,6cyclictest1833331-21kworker/u4:3+events_unbound20:22:321
1814345995547,5cyclictest1926465-21/usr/sbin/munin22:45:291
1814345995547,5cyclictest1880552-21/usr/sbin/munin21:50:411
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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