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2025-12-31 - 16:13
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 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 792 highest latencies:
System rack7slot8.osadl.org (updated Wed Dec 31, 2025 13:44:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10736221928,59sleep00-21swapper/007:09:590
108049916937,13cyclictest10250irq/56-4a10000008:49:080
108049916541,20cyclictest206712chrt09:52:110
108049916443,108cyclictest12189-21runrttasks07:15:130
108049916347,96cyclictest10150irq/55-4a10000010:55:220
108049916222,26cyclictest14699-21wget07:25:150
108049916120,18cyclictest15644-21latency_hist09:35:030
108049916027,18cyclictest1305-21snmpd08:06:510
10804991597,23cyclictest11230-21grep09:15:430
108049915940,107cyclictest22632-21gpgv12:10:040
10804991578,16cyclictest1988-21chrt08:41:300
108049915736,109cyclictest24753-21sshd12:15:410
108049915735,19cyclictest28934-21runrttasks12:32:300
108049915621,31cyclictest10250irq/56-4a10000008:34:040
108049915534,16cyclictest40062chrt08:50:140
108049915527,22cyclictest1305-21snmpd11:47:440
10804991546,39cyclictest1305-21snmpd07:36:450
108049915439,18cyclictest10097-21apt-key11:20:150
108049915438,19cyclictest27607-21runrttasks10:20:260
108049915427,15cyclictest9442-21sshd09:10:030
108049915345,14cyclictest10150irq/55-4a10000011:10:440
108049915345,14cyclictest10150irq/55-4a10000007:40:420
108049915344,100cyclictest29925-21sort08:25:030
108049915341,12cyclictest10150irq/55-4a10000011:40:020
108049915334,19cyclictest29725-21ntpq12:35:380
108049915331,16cyclictest6200-21aten_r7power_en11:05:130
108049915327,18cyclictest23413-21fw_forwarded_lo12:10:490
108049915243,15cyclictest2420-21/usr/sbin/munin10:50:370
108049915243,15cyclictest20869-21find12:00:550
10804991518,32cyclictest19823-21diskstats07:45:220
108049915133,16cyclictest22500-21aten_r7power_vo10:00:150
108049915133,12cyclictest10150irq/55-4a10000007:10:190
108049915128,17cyclictest30168-21df_inode08:25:210
10804991508,18cyclictest24750-21munin-run10:10:020
108049915046,13cyclictest10150irq/55-4a10000007:50:250
108049914966,66cyclictest101ktimersoftd/011:15:250
108049914940,17cyclictest32003-21seq10:38:160
108049914934,17cyclictest1428-21sshd10:45:300
108049914934,11cyclictest10150irq/55-4a10000010:25:350
108049914933,16cyclictest18740-21runrttasks11:53:520
108049914925,13cyclictest10150irq/55-4a10000012:25:490
108049914924,15cyclictest12029-21sshd09:20:040
108049914841,14cyclictest3650irq/20-4900000008:00:500
108049914833,17cyclictest754-21systemd-journal11:40:290
10804991477,19cyclictest16084-21diskstats07:30:220
108049914749,13cyclictest19028-21grep11:55:140
108049914725,26cyclictest0-21swapper/008:10:130
10804991468,19cyclictest1305-21snmpd08:57:040
108049914644,13cyclictest10150irq/55-4a10000010:12:230
108049914643,16cyclictest633-21runrttasks10:41:530
108049914634,11cyclictest0-21swapper/009:41:030
10804991457,16cyclictest29856-21seq10:30:130
10804991456,46cyclictest28225-21apt-get08:17:080
108049914546,12cyclictest10150irq/55-4a10000008:00:010
108049914537,14cyclictest13704-21seq11:33:230
108049914534,22cyclictest754-21systemd-journal10:00:020
108049914532,19cyclictest754-21systemd-journal07:21:280
108049914529,17cyclictest499-21chrt08:35:450
108049914513,41cyclictest2010-21node12:24:480
10804991448,30cyclictest805-21rs:main0
108049914413,33cyclictest6038-21cron11:05:010
108049914343,16cyclictest1276-21runrttasks10:15:350
108049914340,14cyclictest13789-21processes09:25:460
108049914239,17cyclictest11593-21/usr/sbin/munin11:25:160
108049914235,11cyclictest10150irq/55-4a10000009:00:220
10804991407,16cyclictest9718-21chrt09:10:180
108049913832,19cyclictest16343-21mailstats09:35:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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