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2025-11-23 - 13:29
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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 Sun Nov 23, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
478823090,5sleep30-21swapper/320:13:103
1629521690,3sleep0618599cyclictest00:23:090
3112921580,3sleep1619199cyclictest01:14:571
177391740,7ptp4l401ktimersoftd/323:47:223
57702704,10sleep00-21swapper/020:13:410
78992680,2sleep30-21swapper/300:48:213
6185996550,9cyclictest9-21ksoftirqd/000:08:050
99642620,2sleep20-21swapper/222:28:122
233122610,2sleep10-21swapper/101:06:461
6197996054,3cyclictest33-21ksoftirqd/200:18:052
319012600,3sleep20-21swapper/200:03:192
177391580,1ptp4l401ktimersoftd/323:51:473
177391580,1ptp4l401ktimersoftd/323:00:373
6201995747,6cyclictest41-21ksoftirqd/321:13:023
6197995749,5cyclictest33-21ksoftirqd/222:18:022
177391570,1ptp4l401ktimersoftd/301:42:213
59692554,10sleep20-21swapper/220:16:172
6197995449,3cyclictest33-21ksoftirqd/223:13:042
6197995448,3cyclictest33-21ksoftirqd/200:28:052
6197995447,4cyclictest33-21ksoftirqd/221:18:022
6197995346,4cyclictest33-21ksoftirqd/221:23:032
60602534,38sleep10-21swapper/120:17:291
6197995246,3cyclictest33-21ksoftirqd/222:03:042
6197995246,3cyclictest33-21ksoftirqd/222:03:042
6197995042,4cyclictest33-21ksoftirqd/220:33:012
618599501,11cyclictest18342-21sed23:13:100
177391500,2ptp4l15469-21kworker/3:023:27:203
6197994941,4cyclictest33-21ksoftirqd/221:03:042
618599485,8cyclictest13855-21timedrift23:43:230
6197994739,4cyclictest33-21ksoftirqd/223:43:062
618599467,7cyclictest18077-21gltestperf21:48:070
618599464,7cyclictest23315-21cut22:43:130
618599463,18cyclictest9885-21sed23:03:210
618599456,7cyclictest12989-21phc2sys20:28:100
618599455,7cyclictest25611-21rm23:21:570
618599452,17cyclictest25986-21irqrtprio00:33:140
91862440,2sleep10-21swapper/100:14:021
618599443,6cyclictest939-21python22:18:130
6197994335,4cyclictest33-21ksoftirqd/221:48:042
618599425,5cyclictest9-21ksoftirqd/023:51:520
618599424,7cyclictest29004-21rm23:24:200
618599423,6cyclictest9-21ksoftirqd/022:41:190
618599423,5cyclictest9-21ksoftirqd/001:29:270
618599423,5cyclictest9-21ksoftirqd/001:29:270
618599422,6cyclictest9-21ksoftirqd/020:23:080
6201994131,5cyclictest41-21ksoftirqd/323:08:043
6197994135,3cyclictest33-21ksoftirqd/223:52:522
618599414,8cyclictest4884-21basename01:23:060
618599413,5cyclictest24834-21hddtemp_smartct01:08:140
618599412,5cyclictest9-21ksoftirqd/000:15:320
618599410,6cyclictest0-21swapper/001:41:490
618599405,8cyclictest31812-21irqrtprio21:08:100
177391400,1ptp4l401ktimersoftd/323:39:353
177391400,1ptp4l401ktimersoftd/322:53:083
6197993934,3cyclictest33-21ksoftirqd/223:22:562
6197993933,3cyclictest33-21ksoftirqd/223:58:092
6197993933,3cyclictest33-21ksoftirqd/223:07:562
6197993933,3cyclictest33-21ksoftirqd/200:23:052
6197993929,8cyclictest33-21ksoftirqd/221:43:212
6197993925,3cyclictest33-21ksoftirqd/222:23:202
6197993924,12cyclictest33-21ksoftirqd/201:08:182
6197993914,4cyclictest33-21ksoftirqd/222:53:162
618599392,5cyclictest9-21ksoftirqd/001:20:160
177391390,1ptp4l401ktimersoftd/323:57:553
177391390,1ptp4l401ktimersoftd/322:22:323
177391390,1ptp4l401ktimersoftd/320:18:083
177391390,1ptp4l401ktimersoftd/300:25:493
6201993828,5cyclictest41-21ksoftirqd/300:58:053
6197993833,3cyclictest33-21ksoftirqd/223:03:082
6197993825,3cyclictest33-21ksoftirqd/222:13:092
6197993822,13cyclictest33-21ksoftirqd/221:08:082
618599383,7cyclictest9-21ksoftirqd/000:00:520
618599382,5cyclictest0-21swapper/023:37:440
177391380,1ptp4l401ktimersoftd/320:53:183
177391380,1ptp4l401ktimersoftd/301:26:453
177391380,1ptp4l401ktimersoftd/301:22:163
177391380,1ptp4l401ktimersoftd/300:44:163
177391380,1ptp4l401ktimersoftd/300:34:153
177391380,1ptp4l401ktimersoftd/300:31:393
177391380,0ptp4l401ktimersoftd/323:18:203
6197993732,3cyclictest33-21ksoftirqd/201:38:082
6197993732,3cyclictest33-21ksoftirqd/200:48:112
6197993729,4cyclictest33-21ksoftirqd/220:48:042
618599374,7cyclictest9-21ksoftirqd/022:58:190
618599373,5cyclictest9-21ksoftirqd/000:03:130
618599372,5cyclictest9-21ksoftirqd/022:31:020
177391370,1ptp4l401ktimersoftd/323:03:343
177391370,1ptp4l401ktimersoftd/322:28:223
177391370,1ptp4l401ktimersoftd/321:58:093
177391370,1ptp4l401ktimersoftd/321:58:093
177391370,1ptp4l401ktimersoftd/321:18:253
177391370,1ptp4l401ktimersoftd/301:16:153
177391370,1ptp4l401ktimersoftd/301:03:443
177391370,1ptp4l401ktimersoftd/300:41:353
177391370,0ptp4l401ktimersoftd/322:24:363
177391370,0ptp4l401ktimersoftd/301:10:143
177391370,0ptp4l401ktimersoftd/300:04:593
6197993630,3cyclictest33-21ksoftirqd/223:18:032
6197993630,3cyclictest33-21ksoftirqd/221:58:042
6197993630,3cyclictest33-21ksoftirqd/221:58:042
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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