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2026-09-22 - 12:07
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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: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack3slot7.osadl.org (updated Tue Sep 22, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/013659-21kworker/0:218:55:050
166909816913cyclictest32307-21munin-node23:20:040
166909816613cyclictest26209-21munin-node19:30:070
166909816412cyclictest11427-21aten2.4_r3power20:25:310
166909815913cyclictest30817-21munin-node19:45:050
166909815813cyclictest18427-21munin-node22:35:370
166909815712cyclictest24668-21if_eth022:55:080
166909815711cyclictest9159-21munin-node22:05:370
166909815613cyclictest16686-21munin-node19:00:000
166909815513cyclictest32566-21aten2.4_r3power21:35:130
166909815513cyclictest13890-21sensors22:20:100
166909815413cyclictest18464-21munin-node20:50:140
166909815413cyclictest15920-21munin-node20:40:230
166909815412cyclictest20398-21aten2.4_r3power22:40:190
166909815313cyclictest1872-21munin-node19:55:200
166909815312cyclictest1381-21munin-node23:25:030
166909815213cyclictest29894-21aten2.4_r3power23:10:310
166909815213cyclictest22857-21runrttasks22:49:230
166909815113cyclictest6078-21munin-node21:55:040
166909815113cyclictest4928-21unixbench_singl21:50:190
166909815013cyclictest9203-21munin-node20:20:120
166909815012cyclictest24626-21runrttasks21:10:020
166909815012cyclictest18612-21df19:05:100
166909814922cyclictest16686-21munin-node19:35:030
166909814813cyclictest29389-21df19:40:090
166909814812cyclictest26163-21munin-node21:15:260
166909814811cyclictest15579-21cpu22:25:150
166909814811cyclictest10568-21latency_hist23:54:530
166909814713cyclictest6466-21df_inode20:10:170
166909814712cyclictest11242-21nfs_client22:10:220
166909814613cyclictest2792-21runrttasks21:07:020
166909814612cyclictest30932-21df23:15:120
166909814612cyclictest20713-21cpuspeed19:10:300
166909814612cyclictest10848-21df23:55:110
166909814513cyclictest29242-21munin-node21:25:040
166909814513cyclictest29163-21latency_hist21:24:530
166909814513cyclictest2792-21runrttasks22:51:240
166909814512cyclictest17099-21aten2.4_r3power22:30:120
166909814512cyclictest17082-21df20:45:110
166909814414cyclictest3739-21aten2.4-expect20:00:310
166909814412cyclictest7607-21latency_hist20:14:540
166909814412cyclictest4817-21cpu20:05:150
166909814412cyclictest28155-21nfs_client23:05:230
166909814412cyclictest23179-21mailstats19:20:070
166909814411cyclictest22432-21cstates19:15:370
166909814411cyclictest18884-21nfs_client00:20:250
166909814312cyclictest2792-21runrttasks23:37:120
166909814312cyclictest20143-21aten2.4_r3power00:25:130
166909814113cyclictest24656-21munin-node19:25:290
166909814113cyclictest15316-21munin-node00:10:200
166909814113cyclictest13730-21latency_hist00:04:550
166909814113cyclictest12523-21aten2.4-expect20:30:130
166909814112cyclictest32495-21df19:50:130
166909814112cyclictest12527-21df_inode22:15:160
166909814112cyclictest12223-21munin-node00:00:210
166909814013cyclictest7623-21munin-node22:00:200
166909814013cyclictest2792-21runrttasks20:55:210
166909814013cyclictest17707-21cstates00:15:380
166909814012cyclictest26592-21nfs_client23:00:220
166909814012cyclictest1476-21if_eth021:40:050
166909814012cyclictest14473-21aten2.4_r3power20:35:280
166909813925cyclictest21831-21df_inode21:00:170
166909813912cyclictest7596-21mailstats23:45:030
166909813912cyclictest2792-21runrttasks21:34:470
166909813911cyclictest2860-21latency_hist21:44:540
166909813812cyclictest6072-21mailstats23:40:060
166909813811cyclictest2969-21sendmail_mailtr23:30:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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