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2026-01-05 - 02:39
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot4.osadl.org (updated Sun Jan 04, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1621999864,51cyclictest0-21swapper/311:41:193
142082750,3sleep2281ktimersoftd/208:17:442
1621199702,62cyclictest16806-21/usr/sbin/munin06:58:032
16202996029,26cyclictest21-21ksoftirqd/112:02:381
1621999584,10cyclictest0-21swapper/308:19:573
16197995848,5cyclictest3-21ksoftirqd/011:42:390
1621999572,27cyclictest14770-21ntp_states10:43:053
1621199576,45cyclictest3759-21latency07:48:042
1621999564,46cyclictest0-21swapper/311:00:423
1621199563,16cyclictest0-21swapper/211:53:162
1621199563,16cyclictest0-21swapper/211:53:162
1620299564,45cyclictest0-21swapper/109:34:511
1619799564,19cyclictest0-21swapper/007:23:120
1619799564,19cyclictest0-21swapper/007:23:120
1621999554,45cyclictest0-21swapper/311:13:463
1621999552,48cyclictest20635-21ssh10:51:023
1620299554,45cyclictest0-21swapper/108:13:031
1619799555,44cyclictest0-21swapper/011:59:580
1621999544,44cyclictest0-21swapper/311:35:183
1621999544,44cyclictest0-21swapper/310:05:113
1621999543,45cyclictest0-21swapper/309:27:433
16211995423,27cyclictest4986-21/usr/sbin/munin09:08:042
16211995423,26cyclictest13922-21/usr/sbin/munin10:43:022
16211995423,26cyclictest11122-21ls10:38:102
1620299544,43cyclictest0-21swapper/109:28:521
1619799544,44cyclictest0-21swapper/010:58:500
1619799544,44cyclictest0-21swapper/009:24:020
1619799544,43cyclictest0-21swapper/012:09:180
1619799544,43cyclictest0-21swapper/011:15:490
1619799544,26cyclictest0-21swapper/009:54:100
1619799543,44cyclictest0-21swapper/011:11:490
1619799543,44cyclictest0-21swapper/011:11:490
1621999537,4cyclictest0-21swapper/309:53:513
1621999534,43cyclictest0-21swapper/309:19:323
1620299536,5cyclictest0-21swapper/110:59:001
1620299534,12cyclictest0-21swapper/112:27:181
1620299533,44cyclictest0-21swapper/111:03:521
1619799534,43cyclictest0-21swapper/011:54:580
1619799534,43cyclictest0-21swapper/011:54:580
1619799534,43cyclictest0-21swapper/009:02:220
1619799534,42cyclictest0-21swapper/011:27:490
1619799534,42cyclictest0-21swapper/010:27:570
1619799534,42cyclictest0-21swapper/010:27:570
1619799534,42cyclictest0-21swapper/010:21:500
1619799534,42cyclictest0-21swapper/009:45:310
1570425310,37sleep20-21swapper/206:54:442
36122524,10sleep10-21swapper/109:05:331
1621999524,41cyclictest0-21swapper/310:16:313
1621999522,44cyclictest11310-21ssh10:38:123
1621199529,37cyclictest23628-21unixbench_singl07:13:152
1621199523,44cyclictest9781-21grep09:13:102
16211995220,27cyclictest1431-21idleruntime11:07:562
16211995220,27cyclictest1431-21idleruntime11:07:562
16211995219,27cyclictest17805-21timerandwakeup09:23:132
16211995216,30cyclictest30237-21needreboot11:03:022
16211995215,32cyclictest20495-21cpu11:32:522
1620299524,42cyclictest0-21swapper/110:55:251
1620299524,42cyclictest0-21swapper/109:21:521
1620299524,22cyclictest0-21swapper/109:15:171
1620299524,12cyclictest0-21swapper/111:28:091
1620299524,11cyclictest0-21swapper/111:15:291
1620299523,42cyclictest0-21swapper/111:25:291
1619799525,41cyclictest0-21swapper/009:04:270
1619799524,42cyclictest0-21swapper/011:45:190
1619799524,42cyclictest0-21swapper/009:10:320
1619799524,42cyclictest0-21swapper/008:33:040
1619799524,41cyclictest0-21swapper/010:12:510
1619799524,41cyclictest0-21swapper/010:08:510
1619799524,11cyclictest0-21swapper/009:51:210
1619799523,43cyclictest0-21swapper/010:33:200
1621999514,6cyclictest0-21swapper/311:23:093
1621999514,42cyclictest0-21swapper/309:17:123
1621999514,11cyclictest0-21swapper/308:58:223
1621999513,42cyclictest20660-21wget07:07:583
1621999513,41cyclictest0-21swapper/311:53:253
1621999513,41cyclictest0-21swapper/311:53:253
1621999513,41cyclictest0-21swapper/309:06:023
1621199514,6cyclictest0-21swapper/210:14:362
16211995122,25cyclictest12436-21grep12:03:132
16211995119,26cyclictest0-21swapper/210:52:412
16211995117,28cyclictest7312-21/usr/sbin/munin11:58:092
16211995115,31cyclictest504-21unixbench_multi07:38:132
16211995114,31cyclictest540-21ntpd10:33:042
16211995114,31cyclictest15761-21if_eth210:02:592
16211995113,33cyclictest26499-21processes08:48:092
16211995111,35cyclictest7991-21timerwakeupswit07:58:132
16211995111,34cyclictest12923-21fschecks_time11:22:552
16211995110,36cyclictest29205-21unixbench-2d07:28:162
1620299514,41cyclictest0-21swapper/111:43:491
1620299514,41cyclictest0-21swapper/111:37:391
1620299514,41cyclictest0-21swapper/110:35:301
1620299514,41cyclictest0-21swapper/110:05:011
1620299514,40cyclictest0-21swapper/110:21:101
1620299514,40cyclictest0-21swapper/109:11:041
1620299513,42cyclictest0-21swapper/112:12:381
1619799514,41cyclictest0-21swapper/012:19:280
1619799514,41cyclictest0-21swapper/012:07:330
1619799514,41cyclictest0-21swapper/010:46:030
1619799514,41cyclictest0-21swapper/009:29:120
1619799514,41cyclictest0-21swapper/009:17:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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