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2026-04-23 - 13:54
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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 Thu Apr 23, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
186998199272244,18cyclictest29-21kswapd007:41:020
186998199270241,19cyclictest29-21kswapd011:41:020
186998199239210,19cyclictest29-21kswapd011:45:220
192786822350,3chrt1927270-21/usr/sbin/munin10:36:160
194956922330,4chrt1949567-21acpi11:55:100
193318822300,3chrt1933183-21ntpq10:55:380
186998199219190,18cyclictest1903493-21kworker/u2:009:31:200
186998199217188,19cyclictest29-21kswapd007:45:180
186998199217188,19cyclictest1876949-21kworker/u2:107:37:590
193205422130,2sleep01932056-21grep10:51:140
193983222120,2sleep01939833-21cat11:20:100
186998199204175,19cyclictest1887205-21kworker/u2:108:35:040
190554522010,2sleep01905549-21wc09:16:170
186998199200168,20cyclictest1887205-21kworker/u2:108:30:040
186998199199169,18cyclictest1878862-21kworker/u2:208:05:040
193589421960,2sleep022-21kcompactd011:05:290
186998199196167,18cyclictest1934567-21kworker/u2:011:05:030
186998199193166,17cyclictest1887205-21kworker/u2:108:40:040
186998199193165,18cyclictest1867660-21kworker/u2:207:10:020
186998199191163,17cyclictest1946667-21kworker/u2:212:25:030
186998199188159,18cyclictest1923529-21kworker/u2:210:25:040
186998199188159,18cyclictest1887205-21kworker/u2:108:25:060
186998199187157,19cyclictest1946667-21kworker/u2:212:40:070
186998199186158,17cyclictest1903493-21kworker/u2:010:05:030
188761521840,4chrt1887618-21awk08:11:190
186998199184144,17cyclictest1903493-21kworker/u2:009:50:050
186998199183156,17cyclictest1903493-21kworker/u2:010:00:070
186998199183155,17cyclictest1938729-21kworker/u2:011:40:070
186998199180151,17cyclictest1867660-21kworker/u2:207:11:170
186998199180150,19cyclictest1878862-21kworker/u2:207:50:380
194172621790,3chrt1941722-21ntpq11:26:120
186998199179150,19cyclictest1903493-21kworker/u2:009:21:200
186998199179150,17cyclictest1903493-21kworker/u2:009:15:070
186998199177150,17cyclictest1887205-21kworker/u2:109:00:080
186998199177148,19cyclictest1946667-21kworker/u2:212:15:030
186998199177148,18cyclictest1946667-21kworker/u2:211:55:050
186998199176147,18cyclictest1923529-21kworker/u2:210:35:070
186998199176145,19cyclictest1887205-21kworker/u2:108:15:480
186998199174146,18cyclictest1903493-21kworker/u2:009:40:100
192467721730,4chrt1924676-21sshd10:25:260
186998199173145,17cyclictest1871379-21kworker/u2:307:25:380
193743721720,4chrt1937438-21gcc11:10:490
186998199172145,19cyclictest1938729-21kworker/u2:011:16:170
186998199170140,18cyclictest1887205-21kworker/u2:108:41:190
192204321690,4chrt1922040-21ntpq10:15:380
186998199169141,18cyclictest1878862-21kworker/u2:207:55:100
186998199169140,18cyclictest1878862-21kworker/u2:208:05:460
186998199169139,19cyclictest1946667-21kworker/u2:212:16:200
186998199168139,19cyclictest1887205-21kworker/u2:109:00:060
186998199168139,17cyclictest1903493-21kworker/u2:009:51:180
186998199168138,18cyclictest1923529-21kworker/u2:210:40:230
195152221670,4chrt1951524-21proc_pri12:01:130
189829021660,3chrt1898292-21wc08:50:290
186998199166137,18cyclictest1903493-21kworker/u2:010:10:120
186998199166136,19cyclictest1903493-21kworker/u2:009:36:220
186998199166136,18cyclictest1946667-21kworker/u2:212:25:320
186998199165137,19cyclictest1896962-21kworker/u2:208:46:190
186998199165134,19cyclictest1871379-21kworker/u2:307:30:250
186998199162134,18cyclictest1903493-21kworker/u2:010:06:260
186998199160131,18cyclictest1946667-21kworker/u2:212:35:030
186998199159131,18cyclictest1903493-21kworker/u2:009:26:240
186998199159131,17cyclictest1871379-21kworker/u2:307:20:120
186998199158129,18cyclictest1927591-21kworker/u2:110:45:270
186998199158127,19cyclictest1887205-21kworker/u2:109:05:480
186998199157129,18cyclictest1946667-21kworker/u2:212:06:180
186998199152123,18cyclictest1938729-21kworker/u2:011:31:200
186998199150121,18cyclictest1871379-21kworker/u2:307:15:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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