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2023-12-04 - 07:40
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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 all highest latencies:
System rack4slot2.osadl.org (updated Mon Dec 04, 2023 00:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74501950,0irq/46-4a1000002469-21runrttasks19:01:220
28539910668,0cyclictest0-21swapper23:15:520
2853999979,0cyclictest14235-21df21:10:000
2853999576,0cyclictest9514-21memory19:21:270
2853999575,0cyclictest22605-21grep21:35:240
2853999575,0cyclictest1494-21users20:31:460
2853999476,0cyclictest2101-21df00:09:260
2853999476,0cyclictest19530-21irqstats19:49:550
2853999474,0cyclictest30867-21modprobe23:52:570
2853999376,0cyclictest16128-21irqstats19:40:030
2853999375,0cyclictest4346-21apt-get00:19:120
2853999276,0cyclictest31756-21perl22:14:360
2853999276,0cyclictest19450-21runrttasks21:27:230
2853999274,0cyclictest3521-21munin-run20:39:010
2853999273,0cyclictest28193-21seq23:44:420
2853999264,0cyclictest0-21swapper23:54:510
2853999175,0cyclictest12356-21df19:29:330
2853999174,0cyclictest14370-21awk23:00:150
2853999172,0cyclictest17999-21seq23:11:430
2853999171,0cyclictest2756-21ls22:24:480
2853999073,0cyclictest11906-21diskstats22:54:340
2853999072,0cyclictest17267-21runrttasks19:44:160
2853998971,0cyclictest6048-21diskstats22:34:410
2853998971,0cyclictest32229-21/usr/sbin/munin23:59:330
2853998969,0cyclictest29109-21cron20:19:000
2853998872,0cyclictest556-21apt-get22:19:160
2853998871,0cyclictest5403-21chrt22:32:530
2853998871,0cyclictest23428-21apt-get23:31:060
2853998871,0cyclictest17040-21meminfo21:20:110
2853998869,0cyclictest7874-21mailstats19:15:170
2853998869,0cyclictest11936-21runrttasks19:28:510
2853998770,0cyclictest15794-21runrttasks21:15:200
2853998760,0cyclictest0-21swapper21:54:120
2853998669,0cyclictest10961-21fschecks_time20:59:430
2853998668,0cyclictest24437-21fw_forwarded_lo21:44:500
2853998569,0cyclictest15627-21memory23:04:580
2853998568,0cyclictest29449-21meminfo22:04:480
2853998568,0cyclictest27945-21lldpd20:09:040
2853998568,0cyclictest22986-21/usr/sbin/munin20:00:030
2853998567,0cyclictest26206-21mailstats23:35:160
2853998565,0cyclictest19252-1kworker/u3:423:19:310
2853998468,0cyclictest26240-21modprobe21:53:590
2853998467,0cyclictest13977-21grep19:34:250
2853998466,0cyclictest16891-1kworker/u3:119:54:270
2853998464,0cyclictest8901-21aten_r4power_en20:54:250
2853998464,0cyclictest479-21runrttasks21:59:150
2853998367,0cyclictest8533-21fschecks_time22:44:350
2853998367,0cyclictest4922-21seq20:41:240
2853998367,0cyclictest3711-21ntp_states19:05:230
2853998367,0cyclictest30375-21users20:20:220
2853998268,0cyclictest30799-21runrttasks22:11:160
2853998266,0cyclictest6806-21chrt19:13:560
2853998265,0cyclictest7165-21users00:25:250
2853998263,0cyclictest7422-21diskstats20:49:350
2853998254,0cyclictest0-21swapper20:12:050
2853998066,0cyclictest20136-21df_inode21:29:440
2853998063,0cyclictest6008-21load20:45:010
2853998063,0cyclictest12540-21sed21:04:370
2853997761,0cyclictest22204-21diskstats23:24:450
2853997750,0cyclictest0-21swapper00:33:400
2853997660,0cyclictest31216-21df20:24:360
2853997550,0cyclictest0-21swapper23:41:180
2853997153,0cyclictest9965-21basename22:49:250
2853997045,0cyclictest0-21swapper00:04:220
2853996448,0cyclictest479-21runrttasks21:39:310
2853996437,0cyclictest0-21swapper22:41:250
2853995936,0cyclictest0-21swapper00:17:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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