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2026-08-07 - 00:41
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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 rack4slot1.osadl.org (updated Thu Aug 06, 2026 11:26:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1124499247241,4cyclictest32128-21find08:11:391
1124599218212,4cyclictest3928-21systemd-journal08:11:402
1670021420,3sleep3321rcuc/307:30:493
1670021420,3sleep3321rcuc/307:30:493
1985321290,3chrt0-21swapper/307:13:183
2513921270,2chrt25140-21benchlatencyplo08:00:130
2513921270,2chrt25140-21benchlatencyplo08:00:130
2513921270,2chrt25140-21benchlatencyplo08:00:130
1405221250,3sleep30-21swapper/308:06:083
1405221250,3sleep30-21swapper/308:06:083
2872921240,2sleep30-21swapper/308:11:193
2872921240,2sleep30-21swapper/308:11:193
1699821230,3sleep30-21swapper/311:18:183
1699821230,3sleep30-21swapper/311:18:183
1699821230,3sleep30-21swapper/311:18:183
596421160,4sleep3321rcuc/307:22:283
775821150,3sleep10-21swapper/110:36:241
775821150,3sleep10-21swapper/110:36:241
775821150,3sleep10-21swapper/110:36:241
1279721140,3sleep30-21swapper/307:33:553
1279721140,3sleep30-21swapper/307:33:553
1643921120,2chrt0-21swapper/110:45:121
1643921120,2chrt0-21swapper/110:45:121
1237421120,3sleep30-21swapper/307:19:383
1237421120,3sleep30-21swapper/307:19:383
617921100,1sleep10-21swapper/108:01:391
617921100,1sleep10-21swapper/108:01:391
734021090,4sleep07339-21benchlatencyplo07:54:410
734021090,4sleep07339-21benchlatencyplo07:54:410
1314821080,9sleep121-21ksoftirqd/111:14:511
1314821080,9sleep121-21ksoftirqd/111:14:511
39221050,2sleep30-21swapper/311:01:303
1132021050,3sleep30-21swapper/311:12:203
1132021050,3sleep30-21swapper/311:12:203
555921030,3sleep00-21swapper/007:26:040
2607621030,4sleep10-21swapper/107:24:441
952921000,2chrt0-21swapper/307:37:053
952921000,2chrt0-21swapper/307:37:053
952921000,2chrt0-21swapper/307:37:053
1289721000,9sleep012-21ksoftirqd/007:16:090
260292990,2sleep126028-21benchlatencyplo07:38:571
260292990,2sleep126028-21benchlatencyplo07:38:571
260292990,2sleep126028-21benchlatencyplo07:38:571
66782980,4sleep16674-21benchlatencyplo07:58:081
66782980,4sleep16674-21benchlatencyplo07:58:081
66782980,4sleep16674-21benchlatencyplo07:58:081
192702960,3sleep00-21swapper/009:01:370
198192950,3chrt0-21swapper/107:16:511
198192950,3chrt0-21swapper/107:16:511
293982920,6sleep30-21swapper/308:11:243
232322920,3sleep30-21swapper/307:45:473
232322920,3sleep30-21swapper/307:45:473
187712920,3sleep10-21swapper/108:10:131
187712920,3sleep10-21swapper/108:10:131
18572920,5sleep11856-21cut07:36:191
18572920,5sleep11856-21cut07:36:191
132172920,7chrt0-21swapper/307:51:423
132172920,7chrt0-21swapper/307:51:423
249562880,3chrt0-21swapper/310:53:263
283012860,3sleep30-21swapper/309:51:163
283012860,3sleep30-21swapper/309:51:163
170062830,3sleep117004-21benchlatencyplo07:30:521
170062830,3sleep117004-21benchlatencyplo07:30:521
310062820,3chrt31007-21benchlatencyplo07:18:070
310062820,3chrt31007-21benchlatencyplo07:18:070
80402770,3sleep08035-21benchlatencyplo08:01:500
80402770,3sleep08035-21benchlatencyplo08:01:500
24782770,4sleep1201rcuc/107:43:271
24782770,4sleep1201rcuc/107:43:271
7752750,3sleep30-21swapper/307:46:473
7752750,3sleep30-21swapper/307:46:473
134492720,3sleep00-21swapper/007:41:090
134492720,3sleep00-21swapper/007:41:090
134492720,3sleep00-21swapper/007:41:090
59132710,6sleep05912-21benchlatencyplo07:43:510
59132710,6sleep05912-21benchlatencyplo07:43:510
97082700,3sleep30-21swapper/310:05:153
97082700,3sleep30-21swapper/310:05:153
210192680,3sleep00-21swapper/008:06:500
210192680,3sleep00-21swapper/008:06:500
144772670,2chrt14471-21tr07:30:340
144772670,2chrt14471-21tr07:30:340
315982660,5chrt0-21swapper/308:00:563
315982660,5chrt0-21swapper/308:00:563
315982660,5chrt0-21swapper/308:00:563
75202640,3sleep30-21swapper/311:08:543
75202640,3sleep30-21swapper/311:08:543
106772640,2sleep30-21swapper/308:41:263
106772640,2sleep30-21swapper/308:41:263
165302590,2sleep216704-21ts2lt08:06:242
165302590,2sleep216704-21ts2lt08:06:242
155912580,4sleep10-21swapper/110:11:201
155912580,4sleep10-21swapper/110:11:201
315212570,2sleep131678-21ts2lt07:14:381
201972570,3sleep00-21swapper/007:48:580
201972570,3sleep00-21swapper/007:48:580
227142560,2sleep022723-21sh10:17:510
227142560,2sleep022723-21sh10:17:510
227142560,2sleep022723-21sh10:17:510
189982560,3chrt0-21swapper/007:34:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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