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2026-06-22 - 19:57
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rackdslot3.osadl.org (updated Mon Jun 22, 2026 12:45:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
147052234169,22sleep10-21swapper/107:06:191
139491231169,50phc2sys0-21swapper/307:06:043
146962205172,22sleep20-21swapper/207:06:122
149492203170,22sleep00-21swapper/007:09:270
36092530,3sleep20-21swapper/210:05:222
1499725236,8sleep10-21swapper/107:10:001
139391460,39ptp4l0-21swapper/307:10:013
226102420,1sleep30-21swapper/307:25:143
139391420,0ptp4l401ktimersoftd/309:53:103
139391420,0ptp4l401ktimersoftd/308:36:363
139391410,0ptp4l401ktimersoftd/312:00:273
15288994035,3cyclictest2079-21cron10:05:000
139391400,0ptp4l401ktimersoftd/312:25:253
15291993833,3cyclictest41-21ksoftirqd/307:50:013
15291993731,4cyclictest41-21ksoftirqd/309:45:343
15290993731,4cyclictest33-21ksoftirqd/211:00:242
15290993731,4cyclictest33-21ksoftirqd/209:30:322
15289993731,3cyclictest551-21rs:main1
249282360,2chrt0-21swapper/109:45:121
15290993631,3cyclictest33-21ksoftirqd/211:13:472
15290993630,4cyclictest33-21ksoftirqd/207:26:492
15289993630,4cyclictest25-21ksoftirqd/111:52:001
15288993630,4cyclictest9-21ksoftirqd/009:59:560
15291993529,4cyclictest41-21ksoftirqd/312:12:043
15291993529,4cyclictest41-21ksoftirqd/310:39:023
15291993529,4cyclictest41-21ksoftirqd/310:30:123
15291993529,4cyclictest41-21ksoftirqd/307:21:333
15290993529,4cyclictest33-21ksoftirqd/209:29:532
15290993529,4cyclictest33-21ksoftirqd/207:59:112
15289993529,4cyclictest25-21ksoftirqd/110:05:101
15289993529,4cyclictest25-21ksoftirqd/109:52:311
15289993529,4cyclictest25-21ksoftirqd/108:57:471
15289993529,4cyclictest25-21ksoftirqd/108:18:581
15289993529,4cyclictest25-21ksoftirqd/108:05:561
15289993529,4cyclictest25-21ksoftirqd/107:46:011
15289993529,4cyclictest25-21ksoftirqd/107:43:131
15289993528,5cyclictest25-21ksoftirqd/112:31:241
15288993529,4cyclictest9-21ksoftirqd/011:27:290
15288993529,4cyclictest9-21ksoftirqd/008:29:580
15291993429,3cyclictest41-21ksoftirqd/311:10:003
15291993429,3cyclictest41-21ksoftirqd/307:42:283
15291993428,4cyclictest41-21ksoftirqd/312:23:443
15291993428,4cyclictest41-21ksoftirqd/311:43:443
15291993428,4cyclictest41-21ksoftirqd/310:09:463
15291993428,4cyclictest41-21ksoftirqd/309:10:313
15291993411,20cyclictest25717-21sed07:30:183
15291993411,20cyclictest12673-21cut09:20:003
15290993429,3cyclictest33-21ksoftirqd/212:12:302
15290993429,3cyclictest33-21ksoftirqd/211:20:092
15290993429,3cyclictest33-21ksoftirqd/210:17:542
15290993428,4cyclictest33-21ksoftirqd/211:36:262
15290993428,4cyclictest33-21ksoftirqd/210:57:422
15290993428,4cyclictest33-21ksoftirqd/208:50:382
15290993428,4cyclictest33-21ksoftirqd/208:34:402
15290993428,4cyclictest33-21ksoftirqd/208:22:332
15290993428,4cyclictest33-21ksoftirqd/207:52:572
15289993429,3cyclictest25-21ksoftirqd/111:25:081
15289993429,3cyclictest25-21ksoftirqd/108:55:001
15289993428,4cyclictest25-21ksoftirqd/111:07:321
15289993428,4cyclictest25-21ksoftirqd/108:46:221
15289993428,4cyclictest25-21ksoftirqd/108:12:011
15288993428,4cyclictest9-21ksoftirqd/012:00:590
15288993428,4cyclictest9-21ksoftirqd/011:58:540
15288993428,4cyclictest9-21ksoftirqd/011:16:420
15288993428,4cyclictest9-21ksoftirqd/010:06:330
15291993328,3cyclictest41-21ksoftirqd/307:55:123
15291993327,4cyclictest41-21ksoftirqd/312:16:313
15291993327,4cyclictest41-21ksoftirqd/312:16:313
15291993327,4cyclictest41-21ksoftirqd/311:19:053
15291993327,4cyclictest41-21ksoftirqd/308:17:483
15291993327,4cyclictest41-21ksoftirqd/308:05:583
15291993327,3cyclictest41-21ksoftirqd/308:55:003
15290993328,3cyclictest33-21ksoftirqd/210:01:012
15290993327,4cyclictest33-21ksoftirqd/212:32:342
15290993327,4cyclictest33-21ksoftirqd/211:50:382
15290993327,4cyclictest33-21ksoftirqd/210:46:472
15290993327,4cyclictest33-21ksoftirqd/210:41:102
15290993327,4cyclictest33-21ksoftirqd/210:24:052
15290993327,4cyclictest33-21ksoftirqd/209:36:032
15290993327,4cyclictest33-21ksoftirqd/208:39:592
15290993327,4cyclictest33-21ksoftirqd/208:11:582
15289993328,3cyclictest25-21ksoftirqd/107:52:241
15289993327,4cyclictest25-21ksoftirqd/111:47:031
15289993327,4cyclictest25-21ksoftirqd/110:42:331
15289993327,4cyclictest25-21ksoftirqd/109:32:251
15289993327,4cyclictest25-21ksoftirqd/109:19:121
15289993327,4cyclictest25-21ksoftirqd/108:31:151
15289993327,4cyclictest25-21ksoftirqd/108:03:551
15289993327,4cyclictest25-21ksoftirqd/107:32:591
15288993328,3cyclictest9-21ksoftirqd/012:22:240
15288993328,3cyclictest9-21ksoftirqd/011:30:460
15288993328,3cyclictest9-21ksoftirqd/008:57:360
15288993328,3cyclictest9-21ksoftirqd/007:54:070
15288993327,4cyclictest9-21ksoftirqd/010:16:170
15288993327,4cyclictest9-21ksoftirqd/010:10:070
15288993327,4cyclictest9-21ksoftirqd/008:53:200
15288993327,4cyclictest9-21ksoftirqd/008:13:530
15288993327,4cyclictest9-21ksoftirqd/007:47:490
15288993326,5cyclictest9-21ksoftirqd/010:59:090
15288993326,5cyclictest9-21ksoftirqd/010:24:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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