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2025-11-19 - 21:27
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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 highest latencies:
System rack4slot2.osadl.org (updated Wed Nov 19, 2025 12:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74507680,0irq/46-4a10000020677-1kworker/u3:207:06:240
222299910584,0cyclictest22129-21/usr/sbin/munin10:14:150
222299910484,0cyclictest14919-21df_inode09:53:540
222299910382,0cyclictest1909-21/usr/sbin/munin10:49:260
222299910375,0cyclictest2877-21df09:18:580
222299910370,0cyclictest0-21swapper08:34:030
222299910278,0cyclictest17536-1kworker/u3:008:29:190
222299910273,0cyclictest8958-21runrttasks09:35:360
222299910269,0cyclictest12271-21runrttasks08:10:380
222299910183,0cyclictest9350-21/usr/sbin/munin08:04:130
222299910181,0cyclictest5402-21/usr/sbin/munin12:34:240
222299910181,0cyclictest27464-21users07:19:310
222299910175,0cyclictest30058-1kworker/u3:010:43:320
222299910080,0cyclictest26622-21/usr/sbin/munin10:28:580
222299910079,0cyclictest26825-21runrttasks08:53:550
222299910079,0cyclictest19314-21sshd10:05:560
222299910079,0cyclictest16683-21fw_forwarded_lo08:24:020
222299910078,0cyclictest1561-21/usr/sbin/munin09:14:180
222299910076,0cyclictest29740-1kworker/u3:109:07:100
22229999982,0cyclictest20410-21/usr/sbin/munin10:09:140
22229999980,0cyclictest24227-21munin-node07:13:350
22229999979,0cyclictest23846-21irqstats11:54:070
22229999979,0cyclictest19970-21/usr/sbin/munin11:43:430
22229999976,0cyclictest25031-21/usr/sbin/munin11:59:220
22229999881,0cyclictest4957-21meminfo09:24:120
22229999881,0cyclictest11674-21fw_forwarded_lo09:44:120
22229999879,0cyclictest7867-21apt-get11:08:400
22229999879,0cyclictest13027-21/usr/sbin/munin11:24:360
22229999878,0cyclictest2548-21/usr/sbin/munin07:43:400
22229999877,0cyclictest10013-21irqstats09:39:100
22229999874,0cyclictest9142-1kworker/u3:011:15:410
22229999779,0cyclictest6992-21/usr/sbin/munin07:54:300
22229999779,0cyclictest32107-21fw_conntrack09:09:010
22229999779,0cyclictest30885-21users07:29:330
22229999778,0cyclictest867-21/usr/sbin/munin07:38:410
22229999778,0cyclictest5064-21meminfo10:59:120
22229999778,0cyclictest28463-21runrttasks12:08:380
22229999778,0cyclictest1916-21pluginstate12:24:260
22229999778,0cyclictest18173-21apt-get11:38:410
22229999777,0cyclictest3331-21meminfo10:54:100
22229999777,0cyclictest30681-21meminfo10:39:110
22229999776,0cyclictest8725-21runrttasks07:59:320
22229999776,0cyclictest11318-21/usr/sbin/munin11:19:060
22229999775,0cyclictest16453-21runrttasks11:33:380
22229999774,0cyclictest32618-21/usr/sbin/munin12:19:200
22229999773,0cyclictest14216-1kworker/u3:209:53:250
22229999771,0cyclictest32450-21ls07:34:300
22229999770,0cyclictest16956-21memory09:59:130
22229999680,0cyclictest25005-21df08:48:450
22229999677,0cyclictest6489-21diskstats11:03:570
22229999677,0cyclictest3569-21ntp_states12:29:190
22229999676,0cyclictest28438-21df_inode07:24:030
22229999675,0cyclictest28232-21apt-get08:58:400
22229999675,0cyclictest22067-21/usr/sbin/munin11:49:050
22229999674,0cyclictest7641-21https09:33:260
22229999670,0cyclictest22324-21threads08:39:260
22229999578,0cyclictest23668-21cut10:19:000
22229999578,0cyclictest14637-21grep08:18:440
22229999578,0cyclictest13307-21irqstats08:14:090
22229999577,0cyclictest30777-21meminfo12:14:100
22229999576,0cyclictest4327-21grep07:48:420
22229999574,0cyclictest27219-21fw_forwarded_lo12:04:020
22229999574,0cyclictest24041-21munin-node07:13:280
22229999572,0cyclictest24686-21cat08:48:250
22229999568,0cyclictest14718-21runrttasks11:28:310
22229999476,0cyclictest25536-21meminfo10:24:110
22229999475,0cyclictest28345-21apt-get10:33:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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