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2025-10-19 - 01:40
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Sat Oct 18, 2025 12:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151152120,0ktimers/0221601sleep06:56:380
1514480,0ktimers/09871sleep10:22:240
1514390,0ktimers/099911sleep08:32:340
230559943373,0cyclictest8414-21chrt10:56:460
2305599433105,0cyclictest20119-21munin-run11:51:140
230559942760,0cyclictest21511-21sort09:26:230
2305599427117,0cyclictest27183-21grep12:22:370
230559942474,0cyclictest2397-21expr07:57:350
230559942360,0cyclictest23696-21ntp_offset12:07:140
230559941332,0cyclictest28365-21runrttasks07:27:110
230559941235,0cyclictest2013-21sendmail-mta10:27:130
230559941048,0cyclictest0-21swapper07:21:360
2305599410106,0cyclictest18196-21sort09:11:210
230559940976,0cyclictest13124-21awk08:47:190
1514090,0ktimers/070351sleep08:18:030
230559940792,0cyclictest23743-21latency07:02:510
230559940757,0cyclictest23052-21cyclictest09:46:310
230559940657,0cyclictest24672-21cron09:41:130
230559940598,0cyclictest0-21swapper11:06:320
230559940380,0cyclictest0-21swapper09:44:190
230559940129,0cyclictest3292-21runrttasks10:32:340
230559939963,0cyclictest23052-21cyclictest09:21:390
230559939896,0cyclictest29253-21apt-get10:01:540
230559939830,0cyclictest1316-21awk07:52:390
230559939773,0cyclictest130150irq/15-NE200008:41:310
230559939729,0cyclictest27085-21sshd09:51:550
2305599397130,0cyclictest0-21swapper11:36:420
2305599396128,0cyclictest14099-21nfs_client11:22:270
230559939567,0cyclictest35-1kworker/0:1H-kblockd12:06:110
230559939461,0cyclictest1654-21snmpd10:43:510
230559939459,0cyclictest14893-21cron08:56:150
230559939448,0cyclictest0-21swapper07:17:230
230559939441,0cyclictest24687-21ls12:11:430
230559939068,0cyclictest16120-21hostname11:32:100
230559939031,0cyclictest893-21jbd2/sda1-811:26:210
230559938929,0cyclictest15273-21grep08:57:150
230559938734,0cyclictest8182-21cron10:56:140
230559938673,0cyclictest30986-21wc07:38:010
230559938669,0cyclictest893-21jbd2/sda1-812:31:130
230559938660,0cyclictest32603-21nfs_client07:47:350
2305599386122,0cyclictest0-21swapper10:11:260
2305599386109,0cyclictest23052-21cyclictest11:57:380
2305599385135,0cyclictest0-21swapper10:11:180
2305599385112,0cyclictest0-21swapper08:12:540
230559938476,0cyclictest0-21swapper12:21:120
230559938228,0cyclictest19687-21grep09:17:200
230559938174,0cyclictest10099-21aten_r3power_po11:03:040
230559938079,0cyclictest0-21swapper07:11:020
230559938074,0cyclictest13585-21sshd11:20:540
2305599379112,0cyclictest10904-21wget08:37:110
230559937841,0cyclictest4081-21chrt10:36:470
2305599378113,0cyclictest4382-21tr08:07:110
2305599378106,0cyclictest32555-21needreboot10:17:420
1513770,0ktimers/0300001sleep07:33:140
230559937636,0cyclictest29010-21cron10:01:130
230559937635,0cyclictest19273-21sort09:16:180
2305599376106,0cyclictest0-21swapper10:47:230
230559937468,0cyclictest7649-21aten_r3power_vo08:22:130
230559937367,0cyclictest22864-21cut09:32:150
230559937366,0cyclictest18170-21ntp_states11:41:440
230559937329,0cyclictest893-21jbd2/sda1-811:11:260
230559937174,0cyclictest25522-21latency07:12:550
230559937094,0cyclictest0-21swapper07:42:540
230559937079,0cyclictest20773-21needreboot11:52:460
230559937064,0cyclictest3842-21chrt08:03:060
230559936056,0cyclictest0-21swapper09:01:320
230559935869,0cyclictest8486-21munin-node08:27:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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