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2025-12-01 - 09:39
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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 Mon Dec 01, 2025 01:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28276212420,9sleep028274-21aten_r7power_cu19:05:110
294599919043,30cyclictest3650irq/20-4900000022:37:090
294599918510,42cyclictest1424-21nginx23:08:390
294599918159,12cyclictest101ktimersoftd/021:40:340
294599916747,14cyclictest10150irq/55-4a10000021:25:420
29459991665,14cyclictest5293-21apt-get21:52:100
294599916454,21cyclictest31441-21/usr/sbin/munin19:15:400
294599916444,18cyclictest10150irq/55-4a10000020:20:420
294599916424,15cyclictest20294-21/usr/sbin/munin22:45:440
294599916355,14cyclictest10150irq/55-4a10000023:25:240
294599916227,27cyclictest8843-21latency_hist00:10:040
294599916049,15cyclictest10150irq/55-4a10000022:40:220
29459991598,25cyclictest29994-21seq21:18:170
294599915925,15cyclictest10250irq/56-4a10000022:57:560
294599915850,13cyclictest10150irq/55-4a10000000:35:030
294599915836,29cyclictest3650irq/20-4900000000:37:120
294599915746,29cyclictest101ktimersoftd/023:15:310
294599915727,29cyclictest10250irq/56-4a10000020:48:260
29459991548,41cyclictest27688-21fw_forwarded_lo21:10:270
29459991547,13cyclictest14422-21apt-get22:27:100
294599915446,20cyclictest7731-21runrttasks19:50:270
294599915247,21cyclictest5584-21netstat23:56:050
294599915244,12cyclictest10150irq/55-4a10000020:15:520
294599915152,15cyclictest4298-21mailstats19:35:470
294599915148,14cyclictest10150irq/55-4a10000000:17:040
294599915143,13cyclictest10150irq/55-4a10000023:45:510
294599915043,18cyclictest6160-21latency_hist19:45:020
294599914948,16cyclictest20336-21awk20:40:350
294599914942,17cyclictest7398-21runrttasks00:03:230
294599914846,13cyclictest10150irq/55-4a10000019:10:240
294599914843,19cyclictest3388-21runrttasks19:33:020
294599914748,12cyclictest10150irq/55-4a10000000:11:420
294599914742,19cyclictest12346-21runrttasks00:22:530
294599914742,13cyclictest10150irq/55-4a10000022:17:020
294599914742,13cyclictest10150irq/55-4a10000020:30:390
294599914657,11cyclictest101ktimersoftd/000:26:440
294599914652,10cyclictest101ktimersoftd/020:50:250
294599914640,20cyclictest31008-21runrttasks21:21:070
29459991456,27cyclictest1327-21lldpd20:05:510
29459991456,19cyclictest1406-21awk23:40:360
294599914444,17cyclictest565-21runrttasks21:30:190
294599914338,23cyclictest9341-21users19:55:490
294599914253,13cyclictest101ktimersoftd/023:10:290
294599914232,30cyclictest0-21swapper/023:35:390
294599914143,12cyclictest10150irq/55-4a10000022:12:230
294599914122,14cyclictest21539-21/usr/sbin/munin22:50:470
29459991237,20cyclictest4285-21wget21:45:170
249642975,79sleep024988-21aten_r7power_cu21:00:140
136872945,74sleep013692-21ntpq22:20:400
165672935,77sleep016581-21open_files22:30:440
29459999136,42cyclictest10250irq/56-4a10000020:57:410
165812915,74sleep016598-21ntpq20:25:360
29459999019,34cyclictest792-21haveged20:15:040
29459998842,12cyclictest10150irq/55-4a10000023:50:230
29459998827,28cyclictest10250irq/56-4a10000020:37:370
29459998333,16cyclictest9734-21df22:05:210
2945999828,18cyclictest1356-21snmpd19:28:380
2945999818,36cyclictest2799-21munin-run21:40:020
29459998045,19cyclictest10150irq/55-4a10000023:20:210
29459998027,34cyclictest31044-21wget23:30:160
29459997937,30cyclictest3650irq/20-4900000019:20:250
29459997858,12cyclictest101ktimersoftd/019:46:430
29459997833,31cyclictest10250irq/56-4a10000020:01:430
2945999777,57cyclictest80512sleep021:59:080
246512776,59sleep0101ktimersoftd/023:00:520
29459997524,17cyclictest8655-21ntpq22:00:360
29459997227,32cyclictest0-21swapper/021:05:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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