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2026-09-13 - 10:35
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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 Sun Sep 13, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25752210314,17sleep025770-21munin-node23:13:250
185089910015,75cyclictest16218-21sendmail_mailst22:43:280
18508999914,75cyclictest30407-21idleruntime23:28:070
968729814,16sleep09032-21munin-node00:03:260
2372729814,17sleep023754-21df_inode23:07:590
18508999814,74cyclictest10793-21munin-node22:28:010
745529714,16sleep07458-21df_inode20:37:590
2272429615,16sleep022725-21unixbench_singl19:43:400
665529514,16sleep06696-21awk22:13:380
18508999514,71cyclictest3159-21seq23:43:200
299429414,16sleep02992-21ntp_states20:23:230
18508999415,69cyclictest31308-21sshd20:12:030
18508999415,69cyclictest28317-21sshd01:02:060
18508999415,69cyclictest14228-21munin-node22:38:070
104329414,23sleep0842-21munin-node23:38:000
456129314,15sleep04592-21iostat23:48:070
444429315,16sleep04445-21iostat_ios20:28:110
3201529314,16sleep032019-21hddtemp_smartct23:33:080
2414329314,16sleep024173-21munin-node21:28:270
18508999314,70cyclictest17749-21sendmail_mailqu21:08:300
18508999314,70cyclictest10999-21seq00:08:040
18508999313,71cyclictest25303-21aten_r4power_en00:52:570
3239129214,16sleep032392-21smart_hda21:53:350
2566129214,16sleep025659-21ntp_states19:53:230
18508999214,69cyclictest26908-21df_abs21:37:580
18508999214,41cyclictest269972sleep019:58:040
1422329214,16sleep014250-21perl00:18:050
2428229114,16sleep024280-21ntp_states00:48:230
2181829114,16sleep021824-21munin-run23:02:420
18508999115,67cyclictest22023-21munin-node00:43:310
18508999114,68cyclictest9309-21runrttasks20:43:110
18508999114,67cyclictest22198-21perl21:23:050
18508999114,67cyclictest17322-21fschecks_count22:48:010
18508999113,69cyclictest7832-21interrupts23:58:080
1292629114,16sleep012924-21ntp_states00:13:270
1140429114,16sleep011435-21cat20:48:380
416829014,15sleep04232-21cpu22:07:550
2609929014,16sleep026100-21users21:33:400
18508999015,66cyclictest1109-21munin-node20:18:110
18508999014,67cyclictest20470-21munin-node00:37:560
18508999014,67cyclictest12509-21munin-node20:53:070
18508998915,67cyclictest2583-21munin-node22:02:540
18508998915,65cyclictest5632-21munin-node20:33:180
18508998914,66cyclictest790-21munin-node21:57:540
18508998914,66cyclictest3568-21runrttasks21:17:030
18508998914,66cyclictest28426-21aten_r4power_cu23:22:520
18508998914,66cyclictest20257-21aten_r4power_vo19:37:530
18508998914,65cyclictest28370-21aten_r4power_vo20:02:540
1554528914,19sleep015357-21munin-node21:02:540
18508998815,64cyclictest17459-21grep00:28:030
18508998815,63cyclictest28715-21idleruntime21:43:080
18508998814,65cyclictest19615-21switchtime00:33:380
18508998814,65cyclictest19342-21swap19:33:330
18508998814,65cyclictest12247-21aten_r4power_en22:32:530
18508998814,64cyclictest8260-21sort22:18:360
18508998814,64cyclictest5889-21basename23:52:530
18508998814,38cyclictest15847-21fschecks_time00:23:050
18508998814,37cyclictest13741-21munin-node20:58:070
1941928614,15sleep00-21swapper22:53:280
18508998614,63cyclictest9232-21chrt22:23:020
18508998614,63cyclictest20528-21fschecks_time21:18:030
18508998614,62cyclictest31502-21munin-node20:13:200
18508998614,36cyclictest23510-21cut19:47:550
18508998514,34cyclictest26804-21munin-node23:18:270
18508998414,61cyclictest24632-21munin-node21:47:500
1752628416,51sleep017562-21ps19:28:110
2325328013,14sleep00-21swapper23:06:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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