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2026-07-01 - 19:05
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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 Wed Jul 01, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2940821860,4sleep1938099cyclictest12:32:021
1171621660,4sleep0937599cyclictest13:21:270
1691521560,3sleep1938099cyclictest11:15:331
3168921420,3sleep1938099cyclictest14:13:311
1068911070,3ptp4l401ktimersoftd/308:56:363
126902660,2sleep00-21swapper/012:48:350
84552640,1sleep00-21swapper/013:16:450
233992620,2sleep20-21swapper/209:26:342
58622610,4sleep0937599cyclictest13:46:480
106891610,1ptp4l401ktimersoftd/313:26:423
9390996053,4cyclictest41-21ksoftirqd/310:56:283
235232590,3sleep341-21ksoftirqd/312:26:383
9390995748,4cyclictest41-21ksoftirqd/310:46:303
106891570,1ptp4l401ktimersoftd/312:51:053
106891570,1ptp4l401ktimersoftd/312:14:323
106891550,1ptp4l401ktimersoftd/314:04:053
9390995435,3cyclictest41-21ksoftirqd/311:06:333
9380995422,5cyclictest25-21ksoftirqd/113:41:191
116492540,1sleep20-21swapper/212:15:202
106891540,1ptp4l401ktimersoftd/314:07:463
9390995342,6cyclictest41-21ksoftirqd/313:11:303
160932530,2sleep10-21swapper/113:57:091
160932530,2sleep10-21swapper/113:57:091
9390995022,7cyclictest41-21ksoftirqd/311:46:313
9390995021,8cyclictest41-21ksoftirqd/312:41:463
9390994942,4cyclictest41-21ksoftirqd/313:01:293
9380994925,7cyclictest25-21ksoftirqd/113:41:461
9380994920,5cyclictest25-21ksoftirqd/114:16:411
9390994824,4cyclictest41-21ksoftirqd/310:21:343
9380994823,4cyclictest25-21ksoftirqd/111:11:161
9380994817,7cyclictest25-21ksoftirqd/114:31:201
9390994725,7cyclictest41-21ksoftirqd/311:46:163
9390994722,4cyclictest41-21ksoftirqd/312:22:193
9390994722,4cyclictest41-21ksoftirqd/311:38:473
9390994721,4cyclictest41-21ksoftirqd/312:55:023
9380994723,4cyclictest25-21ksoftirqd/113:06:191
9380994720,9cyclictest25-21ksoftirqd/112:16:341
9380994718,5cyclictest25-21ksoftirqd/112:06:171
90242474,32sleep10-21swapper/108:58:061
106891470,1ptp4l401ktimersoftd/313:40:343
9390994632,6cyclictest41-21ksoftirqd/313:41:473
9390994622,4cyclictest41-21ksoftirqd/312:37:003
9390994614,8cyclictest41-21ksoftirqd/312:16:323
938099464,7cyclictest9752-21apt-get09:01:171
938099464,7cyclictest25-21ksoftirqd/114:21:441
9380994622,4cyclictest25-21ksoftirqd/110:41:431
9380994619,7cyclictest25-21ksoftirqd/111:26:221
9380994619,5cyclictest25-21ksoftirqd/111:16:441
9380994618,4cyclictest25-21ksoftirqd/114:06:421
9380994617,7cyclictest25-21ksoftirqd/113:21:421
9380994614,9cyclictest25-21ksoftirqd/110:26:291
939099457,7cyclictest41-21ksoftirqd/310:41:323
9390994521,4cyclictest41-21ksoftirqd/314:16:023
939099451,8cyclictest13553-21ssh13:21:463
9390994513,9cyclictest41-21ksoftirqd/314:26:393
9380994533,3cyclictest25-21ksoftirqd/111:53:261
9380994523,8cyclictest25-21ksoftirqd/110:01:341
9380994522,4cyclictest25-21ksoftirqd/111:01:161
9380994521,4cyclictest25-21ksoftirqd/112:37:291
9380994520,5cyclictest25-21ksoftirqd/109:06:331
9380994519,8cyclictest25-21ksoftirqd/113:46:351
9380994518,4cyclictest25-21ksoftirqd/111:41:331
9380994517,9cyclictest25-21ksoftirqd/112:11:171
9390994421,4cyclictest41-21ksoftirqd/311:21:053
9380994421,4cyclictest25-21ksoftirqd/109:51:141
9380994419,4cyclictest25-21ksoftirqd/110:46:421
9380994419,4cyclictest25-21ksoftirqd/109:16:441
9380994417,9cyclictest25-21ksoftirqd/112:41:471
9380994417,5cyclictest25-21ksoftirqd/110:06:331
9380994415,10cyclictest25-21ksoftirqd/114:01:381
9390994319,4cyclictest41-21ksoftirqd/313:51:233
9390994319,4cyclictest41-21ksoftirqd/313:51:233
9390994318,4cyclictest41-21ksoftirqd/312:07:453
9390994315,8cyclictest41-21ksoftirqd/313:06:423
9390994310,2cyclictest121rcu_preempt14:24:553
938099433,8cyclictest25-21ksoftirqd/113:26:331
9380994322,6cyclictest25-21ksoftirqd/109:11:331
9380994320,4cyclictest25-21ksoftirqd/109:31:411
9380994320,11cyclictest25-21ksoftirqd/111:26:171
9380994319,4cyclictest25-21ksoftirqd/110:11:281
9380994319,4cyclictest25-21ksoftirqd/110:11:281
9380994318,8cyclictest25-21ksoftirqd/113:31:341
9380994318,4cyclictest25-21ksoftirqd/111:38:061
9380994317,4cyclictest25-21ksoftirqd/113:51:401
9380994317,4cyclictest25-21ksoftirqd/113:51:401
9380994316,9cyclictest25-21ksoftirqd/110:21:151
9380994313,8cyclictest25-21ksoftirqd/111:02:371
106891430,1ptp4l401ktimersoftd/312:35:223
939099427,7cyclictest41-21ksoftirqd/314:16:373
9390994233,3cyclictest41-21ksoftirqd/313:56:383
9390994233,3cyclictest41-21ksoftirqd/313:56:383
9390994218,4cyclictest41-21ksoftirqd/311:05:203
9390994217,4cyclictest41-21ksoftirqd/312:06:103
9390994215,6cyclictest41-21ksoftirqd/311:51:313
9390994215,10cyclictest41-21ksoftirqd/313:16:313
9390994214,10cyclictest41-21ksoftirqd/309:16:433
938099427,6cyclictest25-21ksoftirqd/112:21:441
938099425,6cyclictest25-21ksoftirqd/112:51:421
9380994219,4cyclictest25-21ksoftirqd/109:36:411
9380994218,4cyclictest25-21ksoftirqd/112:26:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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