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2026-05-09 - 15:20
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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 highest latencies:
System rack4slot3.osadl.org (updated Sat May 09, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
123879915615,75cyclictest14095-21munin-node09:04:500
123879915414,67cyclictest25826-21munin-node09:39:580
123879915014,40cyclictest5452-21users10:15:310
123879914414,72cyclictest19313-21munin-node09:19:560
31304210114,74sleep031305-21sshd08:15:560
1607129713,71sleep016079-21smartctl09:09:570
3268129613,15sleep032697-21sendmail_mailqu10:00:200
12387999614,72cyclictest23116-21munin-node09:30:280
1814429514,15sleep018142-21ntp_states12:35:140
1415729514,15sleep014149-21latency_hist12:24:350
1215529515,17sleep03321-21lldpd07:18:330
981529413,15sleep09232-21munin-node08:50:100
1770829414,16sleep017710-21irqstats07:35:040
157129414,15sleep01625-21latency10:05:070
12387999414,70cyclictest32382-21ls11:39:580
12387999314,70cyclictest19147-21aten_r4power_cu12:39:440
12387999314,69cyclictest22360-21hostname11:09:440
642729214,16sleep06431-21hddtemp_smartct10:19:590
2763729214,15sleep027640-21ntp_states08:05:150
1869229214,16sleep03321-21lldpd09:18:150
12387999214,69cyclictest1316-21munin-node11:44:450
12387999115,67cyclictest3568-21runrttasks11:56:030
12387999115,66cyclictest4373-21munin-node08:35:120
12387999115,66cyclictest30395-21munin-node11:34:480
12387999114,68cyclictest3716-21swap11:50:240
12387999114,68cyclictest3568-21runrttasks09:34:490
12387999114,68cyclictest16554-21rt-features10:50:200
12387999114,68cyclictest11635-21munin-node12:15:120
12387999114,41cyclictest15866-21munin-node07:29:510
973529014,15sleep09739-21hddtemp_smartct12:09:560
2410929015,16sleep024112-21df_inode11:14:490
2095029013,15sleep021004-21perl11:04:550
12387999015,66cyclictest9276-21sh12:09:320
12387999015,38cyclictest3568-21runrttasks12:29:560
12387999014,67cyclictest27348-21tune2fs09:44:540
12387999014,66cyclictest30026-21runrttasks09:53:070
12387998915,64cyclictest6559-21needreboot08:40:110
12387998915,64cyclictest28653-21aten_r4power_en08:09:430
12387998914,67cyclictest21287-21munin-node12:45:090
12387998914,66cyclictest12406-21munin-node07:19:590
812728814,60sleep08128-21irqstats10:25:030
3229528814,15sleep032296-21irqstats08:20:030
1378528816,16sleep012386-21cyclictest09:02:550
12387998815,63cyclictest21750-21chrt07:47:200
12387998814,65cyclictest15125-21munin-node12:25:260
12387998814,65cyclictest112772sleep008:54:590
12387998814,64cyclictest24547-21sensors07:55:210
12387998714,64cyclictest29825-21runrttasks11:30:470
12387998714,64cyclictest14027-21munin-node07:25:190
12387998714,64cyclictest13316-21rt-features10:40:200
12387998714,37cyclictest10657-21runrttasks10:33:120
229928613,15sleep00-21swapper08:27:230
12387998615,62cyclictest3568-21runrttasks08:49:330
12387998614,63cyclictest2934-21munin-node08:29:520
12387998614,63cyclictest21323-21processes09:25:200
1762828514,58sleep017629-21diskstats10:54:510
12387998515,61cyclictest3568-21runrttasks11:04:190
12387998515,35cyclictest14949-21sendmail_mailqu10:45:210
12387998514,62cyclictest3568-21runrttasks10:35:240
12387998514,62cyclictest3452-21munin-node10:10:130
12387998413,63cyclictest19381-21latency07:40:060
2843228313,14sleep00-21swapper11:27:420
12387998315,58cyclictest3250-21snmpd07:50:220
12387998315,58cyclictest24632-21munin-node09:54:420
721828114,15sleep00-21swapper12:00:570
12387998113,32cyclictest26043-21open_files08:00:170
12387997914,56cyclictest26963-21sshd11:23:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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