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2025-09-16 - 04:43
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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 376 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Tue Sep 16, 2025 00:44:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151153990,0ktimers/0273351sleep19:00:050
1514670,0ktimers/0201241sleep21:04:520
2801599455129,0cyclictest0-21swapper19:54:430
280159944935,0cyclictest22164-21munin-run21:14:290
1514420,0ktimers/0316521sleep21:56:260
1514320,0ktimers/0307241sleep00:24:290
2801599431107,0cyclictest26685-21cut21:34:450
2801599431104,0cyclictest0-21swapper20:19:410
2801599428120,0cyclictest0-21swapper19:07:560
2801599425108,0cyclictest25413-21latency_hist23:59:340
1514240,0ktimers/083491chrt20:04:460
280159942193,0cyclictest0-21swapper23:44:380
2801599421110,0cyclictest0-21swapper20:09:410
280159941897,0cyclictest1654-21snmpd20:16:380
2801599416114,0cyclictest28691-21idleruntime-cro21:44:240
280159941481,0cyclictest17792-21munin-node23:25:540
280159941472,0cyclictest27424-21latency_hist00:09:330
280159941395,0cyclictest2780-21cron22:14:230
2801599412135,0cyclictest0-21swapper20:49:280
2801599412105,0cyclictest31338-21pluginstate00:25:550
2801599410108,0cyclictest0-21swapper21:29:400
280159940866,0cyclictest32164-21idleruntime21:59:540
1514080,0ktimers/0149841sleep20:35:220
280159940792,0cyclictest0-21swapper21:49:430
2801599407133,0cyclictest23361-21munin-node21:19:350
2801599407117,0cyclictest0-21swapper19:19:240
2801599406107,0cyclictest0-21swapper20:54:420
2801599405102,0cyclictest9965-21processes22:45:540
2801599403110,0cyclictest0-21swapper23:01:310
2801599403106,0cyclictest1927-21runrttasks19:30:000
280159940274,0cyclictest7129-21cron22:34:230
2801599402104,0cyclictest0-21swapper19:24:570
2801599401109,0cyclictest0-21swapper23:07:560
2801599400120,0cyclictest30969-21munin-node19:21:040
2801599400108,0cyclictest8455-21ntp_states22:39:540
2801599400102,0cyclictest29560-21sshd00:18:340
2801599399107,0cyclictest0-21swapper21:15:130
280159939893,0cyclictest0-21swapper00:04:340
280159939879,0cyclictest6035-21munin-run19:54:310
2801599398105,0cyclictest0-21swapper00:31:030
280159939789,0cyclictest14743-21chrt20:34:300
2801599397100,0cyclictest24220-21sendmail23:54:240
280159939599,0cyclictest7870-21wc20:01:230
2801599394113,0cyclictest0-21swapper20:40:320
280159939338,0cyclictest19223-21munin-node23:30:280
2801599392124,0cyclictest11952-21ls22:55:370
2801599391113,0cyclictest1654-21snmpd19:46:390
2801599391111,0cyclictest0-21swapper19:35:000
2801599391110,0cyclictest20234-21wget23:35:220
2801599391101,0cyclictest0-21swapper22:19:410
280159938999,0cyclictest0-21swapper23:57:250
2801599387104,0cyclictest25194-21wget21:26:160
280159938644,0cyclictest12751-21grep20:24:540
2801599386132,0cyclictest0-21swapper22:34:560
280159938590,0cyclictest0-21swapper22:18:200
2801599382102,0cyclictest16093-21sed23:15:110
280159938193,0cyclictest0-21swapper21:03:050
2801599380113,0cyclictest0-21swapper23:23:170
2801599378116,0cyclictest0-21swapper22:28:390
280159937727,0cyclictest1927-21runrttasks20:54:540
280159937663,0cyclictest14885-21aten_r3power_cu23:09:410
2801599376105,0cyclictest11482-21munin-run22:54:320
280159937492,0cyclictest0-21swapper19:11:540
2801599374116,0cyclictest0-21swapper21:46:310
280159936931,0cyclictest1654-21snmpd22:08:010
2801599368101,0cyclictest0-21swapper19:44:310
1513670,0ktimers/0210841sleep23:39:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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