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2026-05-05 - 05:10
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack4slot2.osadl.org (updated Tue May 05, 2026 00:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502790,0irq/46-4a10000012-21ksoftirqd/019:00:400
16080999577,0cyclictest16799-21/usr/sbin/munin19:05:280
16080999378,0cyclictest13949-21/usr/sbin/munin23:40:230
16080999268,0cyclictest8054-21runrttasks20:14:290
16080999267,0cyclictest17247-21fw_forwarded_lo20:40:160
16080999154,0cyclictest3616-21if_err_eth021:35:190
16080999073,0cyclictest24142-21/usr/sbin/munin21:00:230
16080999071,0cyclictest8270-21aten_r4power_cu20:14:540
16080999071,0cyclictest725-21unixbench_singl19:50:420
16080998971,0cyclictest4845-21aten_r4power_cu21:39:540
16080998971,0cyclictest18892-21fschecks_time20:45:120
16080998966,0cyclictest31784-21runrttasks00:32:460
16080998965,0cyclictest27488-21fw_forwarded_lo21:10:180
16080998964,0cyclictest3234-21/usr/sbin/munin19:59:580
16080998964,0cyclictest27024-21ls19:34:500
16080998869,0cyclictest5536-21runrttasks20:05:350
16080998869,0cyclictest22002-21aten_r4power_vo22:29:560
16080998866,0cyclictest11097-21runrttasks23:31:190
16080998865,0cyclictest9687-21runrttasks23:28:480
16080998864,0cyclictest28838-21basename19:39:570
16080998770,0cyclictest11977-21/usr/sbin/munin22:00:090
16080998766,0cyclictest12785-21runrttasks23:36:030
16080998763,0cyclictest14100-21/usr/sbin/munin20:30:370
16080998665,0cyclictest26723-21runrttasks00:18:080
16080998664,0cyclictest4214-21runrttasks23:10:550
16080998664,0cyclictest29970-21runrttasks00:26:510
16080998662,0cyclictest20014-21seq22:24:180
16080998661,0cyclictest26950-21ls19:34:480
16080998650,0cyclictest15890-21seq20:35:360
16080998564,0cyclictest23242-21runrttasks20:57:490
16080998562,0cyclictest23820-21cstates19:25:000
16080998549,0cyclictest20872-21missed_timers00:00:340
16080998547,0cyclictest10263-21diskstats20:20:070
16080998468,0cyclictest17666-21sensors_temp23:50:380
16080998467,0cyclictest2992-21munin-run21:34:460
16080998465,0cyclictest18172-1kworker/u3:223:57:390
16080998464,0cyclictest21776-21sendmail20:54:450
16080998464,0cyclictest21043-21sendmail_mailst19:15:380
16080998464,0cyclictest1039-21seq21:27:570
16080998463,0cyclictest13042-21runrttasks20:28:180
16080998462,0cyclictest30997-21irqstats22:55:230
16080998462,0cyclictest16823-21aten_r4power_cu22:14:550
16080998462,0cyclictest15576-21interrupts22:10:190
16080998368,0cyclictest284-21ntpd19:54:510
16080998363,0cyclictest28442-21runrttasks00:23:160
16080998363,0cyclictest0-21swapper21:51:360
16080998362,0cyclictest21465-21runrttasks22:27:160
16080998361,0cyclictest11399-21runrttasks21:58:450
16080998359,0cyclictest22367-21/usr/sbin/munin00:05:140
16080998348,0cyclictest2227-21grep23:05:430
16080998347,0cyclictest30611-21cpu19:44:590
16080998264,0cyclictest27605-21latency22:45:240
16080998262,0cyclictest26913-21/usr/sbin/munin21:09:470
16080998259,0cyclictest24697-21users22:35:420
16080998256,0cyclictest0-21swapper23:48:190
16080998248,0cyclictest7899-21chrt23:23:030
16080998167,0cyclictest6039-21runrttasks23:16:440
16080998165,0cyclictest6837-21seq21:45:060
16080998164,0cyclictest22256-21fschecks_count19:20:110
16080998160,0cyclictest25226-21munin-run00:14:470
16080998158,0cyclictest31531-21/usr/sbin/munin21:20:460
16080998158,0cyclictest28959-21ls21:15:010
16080998061,0cyclictest19636-21seq19:11:220
16080998059,0cyclictest309-21/usr/sbin/munin23:00:270
16080998059,0cyclictest29058-21diskstats22:50:100
16080998059,0cyclictest25906-21latency22:40:220
16080997959,0cyclictest13352-21runrttasks22:04:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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