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2026-05-13 - 21:30
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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 Wed May 13, 2026 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28530979910999,7cyclictest2986641-21kworker/u4:2+events_unbound11:25:201
2853096991045,20cyclictest2853095-21basename07:10:000
2853097999889,7cyclictest2886200-21kworker/u4:10+events_unbound09:34:571
2853097999788,5cyclictest2982227-21kworker/u4:4+events_unbound11:05:171
2853097999285,5cyclictest2862012-21kworker/u4:1+events_unbound08:54:481
2853097998874,5cyclictest2856904-21kworker/u4:15+events_unbound08:09:391
2853097998478,4cyclictest2856899-21kworker/u4:9+events_unbound07:39:321
2853097998375,6cyclictest2848107-21kworker/u4:4+events_unbound08:24:421
2853096998259,18cyclictest53-21kswapd010:45:110
2853096998245,34cyclictest3056185-21kworker/u4:6+xprtiod12:35:090
2853096998241,6cyclictest0-21swapper/012:00:310
2853097998065,6cyclictest2832385-21kworker/u4:12+events_unbound08:59:471
2853097997972,5cyclictest2848107-21kworker/u4:4+events_unbound08:34:421
2853097997871,5cyclictest2848107-21kworker/u4:4+events_unbound08:19:401
2853097997663,5cyclictest2883816-21kworker/u4:6+events_unbound09:09:511
2853097997567,6cyclictest2855592-21kworker/u4:8+events_unbound07:44:331
2853096997337,5cyclictest2914893-21aten_r7power_po09:45:150
2853096997337,4cyclictest2971641-21fschecks_time10:50:220
2853096997265,4cyclictest25650irq/23-42890000.ethernet09:30:240
2853096997237,7cyclictest2985526-21unixbench-2d11:05:410
2853096997235,7cyclictest2997577-21aten_r7power_en11:20:160
2853097997164,5cyclictest2851818-21kworker/u4:5+events_unbound07:49:351
2853096997140,5cyclictest2989781-21switchtime11:10:400
2853096997135,6cyclictest3041482-21fschecks_time12:10:200
2853096997135,6cyclictest3041482-21fschecks_time12:10:190
2853096997134,8cyclictest3045947-21fschecks_time12:15:280
2853096997062,6cyclictest2934287-21kworker/u4:2+events_unbound11:00:160
2853096997035,6cyclictest3011816-21unixbench-2d11:35:400
2853096996831,7cyclictest2876136-21kworker/u4:2-rpciod08:50:200
2853097996760,5cyclictest2864636-21kworker/u4:6+events_unbound07:54:351
2853097996745,8cyclictest3008238-21kworker/u4:15+events_unbound11:35:011
2853097996559,4cyclictest2865907-21kworker/u4:16+events_unbound08:04:381
2853096996448,6cyclictest0-21swapper/007:45:100
2853097996356,5cyclictest2876136-21kworker/u4:2+events_unbound09:00:011
2853097996344,6cyclictest2938058-21kworker/u4:6+events_unbound10:20:591
2853096996346,12cyclictest3019294-21/usr/sbin/munin11:45:150
2853096996230,4cyclictest2848107-21kworker/u4:4-rpciod09:10:150
2853097996152,6cyclictest53-21kswapd009:50:021
2853096996151,6cyclictest2931968-21latency_hist10:05:020
2853097996053,5cyclictest2938691-21kworker/u4:8+events_unbound10:35:081
285309799584,36cyclictest2966944-21ssh10:45:141
2853097995836,7cyclictest2960693-21kworker/u4:6+events_unbound10:40:361
2853097995746,8cyclictest53-21kswapd010:20:011
2853097995746,8cyclictest53-21kswapd010:20:001
2853096995746,7cyclictest3001991-21aten_r7power_po11:25:150
2853097995649,5cyclictest37-21kcompactd011:50:201
2853096995649,5cyclictest2993353-21sshd11:15:180
2853096995649,5cyclictest2941752-21/usr/sbin/munin10:15:370
2853096995649,5cyclictest2941752-21/usr/sbin/munin10:15:360
2853096995648,6cyclictest3025928-21kworker/u4:7+events_unbound11:56:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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