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2026-06-29 - 06:37
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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 100 highest latencies:
System rackbslot6.osadl.org (updated Mon Jun 29, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1068911790,5ptp4l401ktimersoftd/320:55:263
2727521390,3sleep02621499cyclictest23:05:530
26232996712,21cyclictest17336-21sed00:35:153
119202670,2sleep30-21swapper/301:35:283
208292660,5sleep22622799cyclictest01:12:302
110272660,4sleep12621999cyclictest01:02:211
93902650,3sleep30-21swapper/322:35:133
26232996413,22cyclictest24025-21sh23:03:433
26232996413,22cyclictest24025-21sh23:03:433
237452630,3sleep22622799cyclictest23:03:142
237452630,3sleep22622799cyclictest23:03:142
85502600,2sleep10-21swapper/121:25:181
220042580,4sleep2311rcuc/201:45:462
147262580,2sleep30-21swapper/301:39:573
4342570,2sleep30-21swapper/300:50:513
253572540,3sleep3401ktimersoftd/301:50:133
26214995224,5cyclictest9-21ksoftirqd/022:20:210
258832524,10sleep10-21swapper/120:56:591
94862490,2sleep30-21swapper/323:55:063
26214994934,3cyclictest9-21ksoftirqd/001:02:480
26214994922,6cyclictest9-21ksoftirqd/000:25:100
26214994824,4cyclictest9-21ksoftirqd/002:10:350
26214994822,4cyclictest9-21ksoftirqd/023:31:100
20972480,2sleep10-21swapper/101:25:381
119802480,2sleep20-21swapper/223:56:222
26214994720,7cyclictest9-21ksoftirqd/021:30:060
26214994720,5cyclictest9-21ksoftirqd/023:47:300
26214994719,7cyclictest9-21ksoftirqd/000:58:100
26214994719,7cyclictest9-21ksoftirqd/000:58:100
26214994719,7cyclictest9-21ksoftirqd/000:15:460
26214994719,6cyclictest9-21ksoftirqd/002:21:330
26214994718,6cyclictest9-21ksoftirqd/001:40:250
2621499467,3cyclictest9-21ksoftirqd/001:39:570
2621499464,7cyclictest5089-21apt-get01:30:010
26214994635,3cyclictest9-21ksoftirqd/002:07:180
26214994620,7cyclictest9-21ksoftirqd/001:28:480
26214994619,5cyclictest9-21ksoftirqd/023:18:070
26214994617,6cyclictest9-21ksoftirqd/001:11:450
2621499456,3cyclictest9-21ksoftirqd/023:39:120
2621499456,3cyclictest9-21ksoftirqd/020:59:500
2621499456,3cyclictest9-21ksoftirqd/000:00:200
2621499455,6cyclictest9-21ksoftirqd/000:20:180
26214994535,3cyclictest9-21ksoftirqd/021:04:540
26214994521,4cyclictest9-21ksoftirqd/000:30:080
26214994520,4cyclictest9-21ksoftirqd/023:29:160
26214994519,5cyclictest9-21ksoftirqd/022:55:130
26214994517,6cyclictest9-21ksoftirqd/000:35:380
26214994516,7cyclictest9-21ksoftirqd/023:20:190
2621499451,3cyclictest121rcu_preempt00:40:240
2621499443,9cyclictest9-21ksoftirqd/002:25:210
26214994432,3cyclictest9-21ksoftirqd/000:11:120
26214994422,3cyclictest9-21ksoftirqd/000:47:350
26214994420,3cyclictest9-21ksoftirqd/001:16:550
26214994418,5cyclictest9-21ksoftirqd/001:21:000
26214994417,7cyclictest9-21ksoftirqd/023:56:450
26214994417,7cyclictest9-21ksoftirqd/000:05:350
26214994416,6cyclictest9-21ksoftirqd/001:07:460
26214994412,7cyclictest9-21ksoftirqd/001:51:570
2621499437,3cyclictest9-21ksoftirqd/023:40:090
26214994332,3cyclictest9-21ksoftirqd/000:50:000
26214994330,3cyclictest9-21ksoftirqd/022:09:520
2621499432,8cyclictest9-21ksoftirqd/023:50:090
2621499432,7cyclictest21659-21ssh23:00:170
2621499432,7cyclictest21659-21ssh23:00:170
26214994319,4cyclictest9-21ksoftirqd/001:59:480
2621499426,3cyclictest9-21ksoftirqd/020:59:510
2621499425,3cyclictest9-21ksoftirqd/022:50:100
26214994210,3cyclictest9-21ksoftirqd/023:12:240
2621499416,6cyclictest9-21ksoftirqd/022:00:150
2621499413,5cyclictest9-21ksoftirqd/021:15:190
2621499413,5cyclictest9-21ksoftirqd/021:15:190
26214994129,3cyclictest9-21ksoftirqd/002:19:010
2621499411,9cyclictest9-21ksoftirqd/021:34:540
26219994030,7cyclictest25-21ksoftirqd/100:24:551
2621499407,3cyclictest9-21ksoftirqd/021:40:190
2621499401,8cyclictest9-21ksoftirqd/001:45:160
26214994013,7cyclictest9-21ksoftirqd/021:45:110
26219993931,4cyclictest25-21ksoftirqd/102:00:101
2621499398,7cyclictest9-21ksoftirqd/022:35:200
2621499396,3cyclictest9-21ksoftirqd/022:25:060
2621499395,3cyclictest9-21ksoftirqd/022:30:040
2621499394,7cyclictest9-21ksoftirqd/022:19:530
2621499394,3cyclictest9-21ksoftirqd/002:00:330
26214993915,7cyclictest9-21ksoftirqd/021:49:570
26214993914,10cyclictest9-21ksoftirqd/022:40:100
106891390,1ptp4l401ktimersoftd/323:46:553
106891390,1ptp4l401ktimersoftd/323:40:323
106891390,1ptp4l401ktimersoftd/301:45:243
106891390,1ptp4l401ktimersoftd/301:21:453
106891390,1ptp4l401ktimersoftd/300:14:383
2621499386,7cyclictest9-21ksoftirqd/021:55:110
2621499386,7cyclictest9-21ksoftirqd/021:20:110
2621499386,3cyclictest9-21ksoftirqd/021:24:510
2621499382,4cyclictest9-21ksoftirqd/022:10:120
106891380,1ptp4l401ktimersoftd/323:33:083
106891380,1ptp4l401ktimersoftd/323:25:573
106891380,1ptp4l401ktimersoftd/323:12:573
106891380,1ptp4l401ktimersoftd/302:25:443
106891380,1ptp4l401ktimersoftd/302:21:063
106891380,1ptp4l401ktimersoftd/302:12:093
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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