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2026-05-25 - 03:14
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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 highest latencies:
System rack7slot8.osadl.org (updated Sun May 24, 2026 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16044221731,52sleep00-21swapper/007:07:230
1641699139114,15cyclictest0-21swapper/007:10:040
11187212322,12sleep011191-21df08:55:180
13934211415,12sleep0101ktimersoftd/009:05:460
12981211414,11sleep012982-21/usr/sbin/munin11:10:140
31549211012,12sleep031550-21memory12:20:330
241121094,14sleep02412-21sshd12:31:510
2850021077,12sleep027584-21apt-get07:56:070
1949821065,13sleep019503-21irqstats11:35:280
2052721015,13sleep020562-21aten_r7power_vo11:40:110
16416999855,25cyclictest0-21swapper/011:16:440
239962976,12sleep023220-21apt-get11:50:420
16416999733,49cyclictest0-21swapper/012:10:340
87762966,78sleep07504-21apt-get10:52:050
16416999437,39cyclictest0-21swapper/010:26:300
261342935,12sleep026135-21df09:55:180
16416999254,25cyclictest101ktimersoftd/010:02:110
1641699918,63cyclictest4283-21apt08:30:010
16416998935,17cyclictest3761-21sshd12:37:170
16416998845,23cyclictest0-21swapper/012:27:010
16416998829,48cyclictest0-21swapper/008:50:110
16416998824,28cyclictest23720-21seq07:38:570
16416998733,39cyclictest0-21swapper/008:00:550
1641699868,43cyclictest7673-21ntp_states08:40:400
16416998645,26cyclictest3650irq/20-4900000011:45:400
16416998548,27cyclictest0-21swapper/009:10:230
16416998453,14cyclictest10150irq/55-4a10000010:30:190
16416998453,14cyclictest10150irq/55-4a10000007:45:390
16416998447,26cyclictest0-21swapper/009:15:220
16416998433,16cyclictest85-21hwrng07:30:500
16416998330,34cyclictest18056-21sshd07:15:340
16416998261,11cyclictest101ktimersoftd/008:30:480
16416998252,14cyclictest10150irq/55-4a10000012:00:170
16416998250,15cyclictest10150irq/55-4a10000009:50:210
16416998233,21cyclictest8725-21df_inode08:45:210
16416998231,16cyclictest20421-21sort07:25:160
16416998150,14cyclictest10150irq/55-4a10000009:40:170
16416998138,28cyclictest31683-21runrttasks08:09:520
16416998134,37cyclictest16287-21sshd11:22:170
16416998134,31cyclictest101ktimersoftd/009:20:150
16416998123,27cyclictest101ktimersoftd/008:15:010
16416998121,27cyclictest1260-21latency_hist10:25:030
16416998121,14cyclictest31188-21latency_hist10:15:040
16416998120,29cyclictest787-21haveged10:15:230
16416998120,14cyclictest25108-21latency_hist07:45:030
1641699808,20cyclictest18734-21fw_forwarded_lo09:25:280
16416998050,13cyclictest10150irq/55-4a10000010:45:400
16416998036,34cyclictest10250irq/56-4a10000007:20:380
16416998023,10cyclictest10150irq/55-4a10000009:30:520
16416997949,13cyclictest10150irq/55-4a10000011:55:250
16416997949,13cyclictest10150irq/55-4a10000010:35:190
16416997948,13cyclictest10150irq/55-4a10000011:25:140
16416997922,40cyclictest10495-21/usr/sbin/munin11:00:080
1641699789,18cyclictest27843-21ntp_states12:05:370
1641699788,34cyclictest12861-21latency_hist11:10:020
16416997850,19cyclictest819-21sshd08:15:200
16416997848,13cyclictest10150irq/55-4a10000009:45:190
16416997847,22cyclictest9638-21runrttasks10:55:380
16416997742,27cyclictest0-21swapper/008:20:300
16416997724,15cyclictest18167-21sshd11:30:170
16416997648,17cyclictest277022chrt07:55:080
16416997647,14cyclictest10150irq/55-4a10000009:35:400
16416997636,25cyclictest30992-21seq12:19:090
16416997631,31cyclictest101ktimersoftd/009:00:200
16416997558,11cyclictest101ktimersoftd/010:40:310
16416997551,17cyclictest29331-21/usr/sbin/munin10:05:450
16416997549,19cyclictest6036-21aten_r7power_cu08:35:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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