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2026-04-06 - 23:39
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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 100 highest latencies:
System rack4slot2.osadl.org (updated Mon Apr 06, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502460,0irq/46-4a10000030724-1kworker/u3:207:03:100
31585999678,0cyclictest9454-21/usr/sbin/munin10:41:530
31585999576,0cyclictest15386-21/usr/sbin/munin11:01:070
31585999576,0cyclictest10466-21fschecks_time09:11:180
31585999378,0cyclictest17871-21/usr/sbin/munin09:31:480
31585999374,0cyclictest10334-21df_abs10:46:100
31585999359,0cyclictest0-21swapper09:01:500
31585999279,0cyclictest30777-21/usr/sbin/munin10:11:200
31585999273,0cyclictest15003-21runrttasks12:35:190
31585999271,0cyclictest0-21swapper12:16:390
31585999259,0cyclictest0-21swapper11:56:430
31585999258,0cyclictest0-21swapper09:36:140
31585999257,0cyclictest0-21swapper08:31:420
31585999159,0cyclictest0-21swapper07:51:450
31585999073,0cyclictest32279-21latency_hist11:50:560
31585999068,0cyclictest28728-21runrttasks10:05:480
31585999068,0cyclictest23950-21cstates09:51:070
31585999068,0cyclictest18153-21runrttasks11:08:060
31585999059,0cyclictest0-21swapper11:21:050
31585999059,0cyclictest0-21swapper07:06:440
31585999058,0cyclictest0-21swapper07:46:270
31585999058,0cyclictest0-21swapper07:41:460
31585999057,0cyclictest0-21swapper12:01:320
31585999057,0cyclictest0-21swapper08:56:270
31585998969,0cyclictest1202-21runrttasks08:44:120
31585998967,0cyclictest21846-21runrttasks11:20:160
31585998967,0cyclictest11317-21runrttasks12:22:550
31585998962,0cyclictest0-21swapper08:04:030
31585998957,0cyclictest0-21swapper12:26:050
31585998956,0cyclictest0-21swapper08:26:270
31585998956,0cyclictest0-21swapper08:06:410
31585998950,0cyclictest0-21swapper07:36:440
31585998875,0cyclictest13364-21cron09:20:510
31585998871,0cyclictest24132-21fschecks_count08:16:170
31585998866,0cyclictest0-21swapper11:36:360
31585998857,0cyclictest0-21swapper09:41:440
31585998769,0cyclictest5494-21/usr/sbin/munin10:31:280
31585998768,0cyclictest13746-21df_abs09:21:110
31585998767,0cyclictest4466-21runrttasks10:27:530
31585998763,0cyclictest23100-21users09:46:510
31585998761,0cyclictest5171-21expr12:06:070
31585998761,0cyclictest0-21swapper11:47:470
31585998759,0cyclictest0-21swapper10:36:110
31585998759,0cyclictest0-21swapper07:11:470
31585998758,0cyclictest0-21swapper10:56:060
31585998669,0cyclictest16719-21runrttasks09:30:290
31585998668,0cyclictest9438-21users07:31:530
31585998664,0cyclictest6907-21df_abs07:26:090
31585998659,0cyclictest0-21swapper10:06:240
31585998657,0cyclictest0-21swapper08:46:100
31585998656,0cyclictest0-21swapper07:21:370
31585998654,0cyclictest0-21swapper09:06:160
31585998653,0cyclictest0-21swapper10:21:430
31585998572,0cyclictest32370-21wget10:16:020
31585998571,0cyclictest8199-21runrttasks12:15:320
31585998567,0cyclictest29163-21df_abs11:41:110
31585998564,0cyclictest23282-21runrttasks08:13:150
31585998564,0cyclictest18260-21runrttasks07:59:040
31585998563,0cyclictest26801-21runrttasks11:33:580
31585998552,0cyclictest0-21swapper11:26:380
31585998457,0cyclictest0-21swapper08:51:110
31585998453,0cyclictest25918-21fw_forwarded_lo08:21:230
31585998364,0cyclictest3236-21latency_hist07:15:570
31585998362,0cyclictest30601-21runrttasks08:36:020
31585998356,0cyclictest0-21swapper11:11:490
31585998260,0cyclictest25433-21latency_hist09:55:560
31585998164,0cyclictest13115-21seq10:53:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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