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2025-12-27 - 09:55
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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 50 highest latencies:
System rack7slot8.osadl.org (updated Sat Dec 27, 2025 01:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15209221331,52sleep00-21swapper/019:05:020
164719917048,31cyclictest3650irq/20-4900000020:20:050
164719915833,34cyclictest8950irq/40-mmc122:52:120
164719915748,13cyclictest10150irq/55-4a10000019:35:410
164719915643,29cyclictest3650irq/20-4900000021:35:260
164719915636,13cyclictest4957-21seq20:28:410
164719915546,13cyclictest10150irq/55-4a10000023:55:190
16471991545,19cyclictest16972-21/usr/sbin/munin19:10:410
164719915447,13cyclictest10150irq/55-4a10000022:49:330
16471991538,16cyclictest28027-21apt-get19:57:090
164719915246,19cyclictest21393-21runrttasks19:26:350
164719915246,18cyclictest31615-21runrttasks00:17:080
164719915143,20cyclictest20686-21runrttasks23:35:250
164719914947,17cyclictest17341-21runrttasks23:20:490
164719914757,11cyclictest101ktimersoftd/020:45:370
164719914656,12cyclictest101ktimersoftd/022:30:300
164719914558,11cyclictest101ktimersoftd/019:20:190
164719914540,25cyclictest0-21swapper/022:40:110
164719914127,36cyclictest0-21swapper/021:55:110
164719913339,19cyclictest10150irq/55-4a10000023:50:180
17997211411,90sleep017998-21df_inode19:15:210
3255021119,88sleep032532-21apt-get22:17:100
561721086,90sleep05636-21apt-config20:30:180
24704210512,79sleep024710-21ntp_states21:45:430
122121025,84sleep0904-21/usr/sbin/munin00:25:370
2555821006,82sleep025609-21date19:45:030
1530921005,83sleep01305-21snmpd21:08:480
144632996,80sleep014461-21diskstats23:10:360
29992976,78sleep02997-21diskstats20:20:350
181552945,76sleep018160-21df23:25:180
3235329216,64sleep0101ktimersoftd/000:20:310
16471999240,41cyclictest10250irq/56-4a10000020:13:500
16471999240,33cyclictest12091-21cat20:55:290
16471999136,28cyclictest10250irq/56-4a10000022:04:150
208142905,73sleep020815-21fw_forwarded_lo21:30:290
16471999051,26cyclictest101ktimersoftd/020:03:470
37032895,74sleep03705-21irqstats00:35:310
16471998832,41cyclictest10250irq/56-4a10000020:05:530
221622865,70sleep022164-21fw_conntrack19:30:260
16471998452,15cyclictest10150irq/55-4a10000021:50:320
16471998451,16cyclictest10150irq/55-4a10000022:25:290
16471998443,28cyclictest10250irq/56-4a10000023:15:140
16471998355,12cyclictest25682-21aten_r7power_cu19:45:120
16471998347,27cyclictest0-21swapper/023:05:240
16471998336,13cyclictest681-21wget22:20:140
16471998326,40cyclictest1305-21snmpd22:57:130
16471998251,14cyclictest10150irq/55-4a10000021:15:220
16471998124,20cyclictest29794-21df_inode00:10:200
16471998059,13cyclictest101ktimersoftd/020:35:370
16471997960,11cyclictest101ktimersoftd/021:25:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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