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2025-07-19 - 06:29
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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 rack4slot3.osadl.org (updated Sat Jul 19, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29626211217,21sleep029632-21idleruntime19:07:200
309069910514,81cyclictest5579-21ls22:52:240
2786210214,23sleep02834-21munin-node21:02:580
4444210114,16sleep04445-21users19:28:010
28480210114,26sleep028478-21ntp_states22:22:430
309069910024,66cyclictest23320-21munin-node22:07:230
16730210014,21sleep016757-21fw_packets20:07:250
981929914,16sleep09896-21ls19:47:010
712029714,17sleep07133-21if_err_eth021:17:250
3194929614,16sleep031969-21timerandwakeup22:32:570
30906999615,71cyclictest14866-21munin-node21:42:090
30906999614,73cyclictest25549-21timerandwakeup23:52:560
174429614,17sleep01777-21aten_r4power_en19:22:150
30906999514,72cyclictest28745-21switchtime00:02:540
30906999420,37cyclictest5730-21iostat00:32:280
2197029414,16sleep021988-21ntp_states22:02:400
1060429414,16sleep010605-21memory23:07:360
367929314,16sleep03682-21df21:07:150
30906999325,59cyclictest31768-21ls19:12:530
30906999314,69cyclictest23549-21open_files20:27:470
30906999214,68cyclictest4592-21munin-node22:47:580
1969329214,16sleep019700-21munin-run23:37:000
1535029214,17sleep014787-21munin-node20:02:390
30906999115,67cyclictest3430-21munin-node20:52:150
30906999114,70cyclictest31649-21ls00:12:350
30906999114,67cyclictest949-21switchtime19:17:530
30906999114,67cyclictest30741-21chrt00:09:290
30906999114,67cyclictest24899-21munin-node20:32:270
30906999114,67cyclictest11883-21tune2fs19:52:220
30906999114,67cyclictest10332sleep022:37:530
2977029113,15sleep029796-21fw_packets22:27:200
2818529114,16sleep028188-21iostat_ios20:42:300
30906999014,67cyclictest3533-21runrttasks21:56:010
30906999013,68cyclictest3533-21runrttasks20:51:560
1700429015,16sleep017006-21irqstats23:27:310
756928914,16sleep07572-21ntp_states00:37:440
30906998915,65cyclictest8963-21tail21:22:400
30906998915,65cyclictest17291-21seq21:47:520
30906998914,66cyclictest9110-21open_files23:02:440
30906998914,66cyclictest24604-21munin-node22:12:150
232128914,15sleep00-21swapper00:22:250
30906998815,64cyclictest2562-21sh22:42:440
30906998814,65cyclictest7672-21unixbench_singl19:37:590
30906998814,65cyclictest3430-21munin-node23:22:110
30906998814,64cyclictest22085-21open_files23:42:460
30906998814,64cyclictest12571-21chrt21:32:560
30906998813,66cyclictest21273-21munin-node20:22:150
1025528814,16sleep010268-21hddtemp_smartct19:47:220
30906998718,33cyclictest786-21munin-node20:57:400
30906998715,35cyclictest5144-21munin-node21:12:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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