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2025-12-04 - 04:50
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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 rack5slot7.osadl.org (updated Thu Dec 04, 2025 00:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23718224020,13sleep021549-1kworker/u3:017:36:060
246009916728,54cyclictest23054-21aten_r5power_vo20:05:550
246009916512,44cyclictest13514-21apt-get22:50:410
246009916511,26cyclictest20818-21/usr/sbin/munin21:36:550
246009916217,37cyclictest9517-21users22:37:110
246009916213,46cyclictest18200-21ssh21:27:000
246009916210,67cyclictest30600-21users20:27:060
246009916116,19cyclictest10700-21apt-get21:05:470
246009915934,48cyclictest0-21swapper21:04:430
246009915915,42cyclictest5467-21df22:26:060
246009915913,61cyclictest19898-21df_inode19:56:150
24600991589,59cyclictest22246-21ssh20:02:350
246009915815,50cyclictest15513-21ssh21:19:420
246009915715,20cyclictest16687-21memory19:46:410
24600991569,45cyclictest4712-21sshd20:47:000
246009915614,60cyclictest12828-21irqstats21:11:270
246009915612,22cyclictest18435-21ssh19:51:450
246009915315,24cyclictest25555-21users20:12:100
246009915314,27cyclictest8821-21sh21:00:010
246009915311,22cyclictest18135-21ssh23:04:330
246009910522,58cyclictest29241-21apt-get22:00:420
246009910510,72cyclictest27570-21sh21:55:320
246009910213,27cyclictest4077-21missed_timers22:21:430
246009910213,25cyclictest28321-21ssh20:21:120
24600991019,69cyclictest31464-21latency_hist18:15:210
246009910018,60cyclictest15524-21fw_conntrack22:56:210
246009910016,43cyclictest6588-21users20:52:070
246009910016,22cyclictest19140-21apt-get21:30:390
246009910010,26cyclictest27344-21ssh21:54:520
24600999918,60cyclictest26325-21apt-get20:15:490
24600999916,45cyclictest14868-21fw_conntrack19:41:280
24600999914,65cyclictest594-21awk22:11:300
24600999817,42cyclictest2279-21apt-get20:40:430
24600999817,41cyclictest18761-21fw_conntrack23:06:180
2460099979,65cyclictest25838-21grep21:50:270
24600999723,56cyclictest0-21swapper20:38:160
24600999716,45cyclictest0-21swapper22:30:520
24600999714,22cyclictest16562-21grep21:22:000
24600999712,63cyclictest6766-21missed_timers18:56:120
24600999711,47cyclictest12365-21ls22:46:390
24600999618,60cyclictest30553-21munin-run18:10:220
24600999616,60cyclictest2233-21fw_conntrack22:16:200
24600999614,51cyclictest0-21swapper20:34:500
24600999529,48cyclictest0-21swapper21:44:160
24600999513,44cyclictest25741-21irqstats17:45:330
24600999510,65cyclictest12265-21ps19:26:220
2460099949,47cyclictest12648-21/usr/sbin/munin19:30:320
24600999428,52cyclictest31686-21wc22:07:010
24600999426,52cyclictest0-21swapper18:44:450
24600999411,61cyclictest9928-21wc19:15:250
24600999214,59cyclictest14347-21diskmemload22:41:580
24600999212,61cyclictest28137-21wc17:55:470
24600999133,38cyclictest10799-21grep19:20:250
24600999112,62cyclictest28909-21grep18:00:440
24600999014,60cyclictest0-21swapper18:26:150
24600999014,54cyclictest2996-21df_inode18:35:590
24600999014,40cyclictest11533-21sort19:21:270
24600999012,26cyclictest27293-21df17:50:550
24600999011,61cyclictest32454-21/usr/sbin/munin18:21:200
24600999010,62cyclictest14019-21grep19:36:160
24600998915,21cyclictest2116-21fw_conntrack18:31:020
24600998914,26cyclictest5145-21ls18:46:230
24600998912,27cyclictest31572-21http18:15:410
24600998911,27cyclictest7494-21sed19:00:540
24600998818,22cyclictest8339-21df19:05:530
24600998815,24cyclictest25379-21sort17:41:250
24600998716,24cyclictest5711-21df_inode18:51:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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