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2026-06-07 - 15:26
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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 Sun Jun 07, 2026 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73502460,0irq/45-4a10000020507-21kworker/0:107:07:070
227319910484,0cyclictest18633-21diskstats10:05:260
227319910481,0cyclictest4232-21irqstats12:30:520
227319910468,0cyclictest11685-21df_abs08:10:190
227319910278,0cyclictest6673-21diskstats11:05:260
227319910270,0cyclictest0-21swapper08:55:510
227319910175,0cyclictest24707-1kworker/u3:208:51:450
227319910174,0cyclictest27148-1kworker/u3:212:07:420
227319910171,0cyclictest2848-21latency_hist07:45:050
227319910081,0cyclictest28858-21df_inode10:35:210
227319910076,0cyclictest19720-21runrttasks08:33:480
227319910067,0cyclictest0-21swapper10:26:060
22731999981,0cyclictest24780-21munin-node07:15:150
22731999981,0cyclictest22788-21diskstats11:50:250
22731999979,0cyclictest2359-21fschecks_count12:25:300
22731999979,0cyclictest22258-21/usr/sbin/munin08:40:400
22731999978,0cyclictest24171-21ntp_states08:45:570
22731999977,0cyclictest7431-21users07:56:100
22731999974,0cyclictest18453-1kworker/u3:011:38:500
22731999966,0cyclictest0-21swapper11:45:440
22731999879,0cyclictest19997-21/usr/sbin/munin10:10:520
22731999878,0cyclictest19534-21fw_conntrack11:40:380
22731999878,0cyclictest10224-21fw_conntrack08:05:340
22731999876,0cyclictest0-21swapper09:50:100
22731999873,0cyclictest349-21rt-features10:46:000
22731999872,0cyclictest5659-21sort07:51:060
22731999781,0cyclictest26940-21wget07:20:110
22731999780,0cyclictest24538-21/usr/sbin/munin10:21:070
22731999778,0cyclictest745-21fw_forwarded_lo12:20:370
22731999778,0cyclictest15652-21/usr/sbin/munin11:30:090
22731999778,0cyclictest12556-21runrttasks11:20:260
22731999777,0cyclictest5560-21runrttasks12:35:150
22731999777,0cyclictest30440-21sshd12:11:290
22731999777,0cyclictest10237-21perl09:40:340
22731999773,0cyclictest521-21runrttasks09:48:390
22731999769,0cyclictest22823-21latency_hist07:10:050
22731999679,0cyclictest14000-21/usr/sbin/munin11:25:100
22731999677,0cyclictest5119-21fw_forwarded_lo11:00:380
22731999677,0cyclictest3248-21diskstats10:55:250
22731999677,0cyclictest31220-21df12:15:180
22731999677,0cyclictest13455-21df_abs08:15:220
22731999677,0cyclictest10379-21memory11:15:520
22731999676,0cyclictest4837-21/usr/sbin/munin09:25:130
22731999676,0cyclictest3254-21seq07:45:250
22731999676,0cyclictest27891-21unixbench_singl10:31:030
22731999676,0cyclictest26368-21fw_conntrack12:00:410
22731999676,0cyclictest1978-21/usr/sbin/munin09:15:560
22731999675,0cyclictest452-21snmpd11:55:200
22731999675,0cyclictest3303-21fschecks_count09:20:270
22731999674,0cyclictest1550-21/usr/sbin/munin10:50:260
22731999672,0cyclictest30741-21fw_forwarded_lo10:40:350
22731999672,0cyclictest12-21ksoftirqd/009:10:100
22731999669,0cyclictest31957-21wget07:35:110
22731999669,0cyclictest29405-21seq07:25:580
22731999581,0cyclictest15944-21runrttasks08:21:090
22731999578,0cyclictest20102-21/usr/sbin/munin08:35:110
22731999578,0cyclictest17445-21/usr/sbin/munin08:26:040
22731999577,0cyclictest8443-21fschecks_time11:10:310
22731999577,0cyclictest8362-21df_inode08:00:210
22731999576,0cyclictest8383-21diskstats09:35:280
22731999574,0cyclictest30880-21memory07:30:490
22731999574,0cyclictest16927-21runrttasks10:00:250
22731999569,0cyclictest28780-21cstates09:00:150
22731999478,0cyclictest15189-21df_inode09:55:210
22731999477,0cyclictest30441-21runrttasks09:05:130
22731999476,0cyclictest22031-21diskstats10:15:240
22731999475,0cyclictest6893-21irqstats09:30:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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