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2026-07-24 - 01:03
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot4.osadl.org (updated Thu Jul 23, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3257526012,17sleep10-21swapper/106:33:271
50899587,45cyclictest0-21swapper/110:24:291
50899584,17cyclictest0-21swapper/108:42:411
209752580,4sleep011-21rcuc/011:36:580
518995716,35cyclictest2650-21sendmail_mailqu11:55:292
3231825711,15sleep00-21swapper/006:30:400
52999554,45cyclictest0-21swapper/310:31:093
52999554,45cyclictest0-21swapper/310:31:093
52999554,44cyclictest0-21swapper/309:50:083
52999554,44cyclictest0-21swapper/309:50:083
518995521,28cyclictest10555-21sort08:25:292
51899552,46cyclictest23459-21grep09:30:312
518995514,35cyclictest564-21dbus-daemon08:45:092
518995514,34cyclictest29922-21unixbench_multi11:05:372
50899554,45cyclictest0-21swapper/109:23:401
50399554,45cyclictest0-21swapper/008:54:200
52999545,43cyclictest0-21swapper/310:26:103
529995414,35cyclictest18622-21swap08:40:383
518995414,34cyclictest14545-21ntpq10:45:292
518995414,33cyclictest1199-21load08:00:302
518995414,33cyclictest1199-21load08:00:302
50899545,7cyclictest0-21swapper/109:10:081
50399542,7cyclictest11520-21df11:25:170
52999533,45cyclictest0-21swapper/307:54:213
518995324,24cyclictest32655-21/usr/sbin/munin09:00:252
518995324,24cyclictest32655-21/usr/sbin/munin09:00:252
51899532,46cyclictest24835-21sort10:15:352
51899532,44cyclictest31797-21head07:55:312
51899532,44cyclictest31797-21head07:55:312
518995316,31cyclictest30080-21timerandwakeup08:55:382
518995316,31cyclictest30080-21timerandwakeup08:55:382
50899535,42cyclictest0-21swapper/110:31:491
50899535,42cyclictest0-21swapper/110:31:491
50899534,43cyclictest0-21swapper/111:52:011
508995311,36cyclictest0-21swapper/110:56:331
50399534,43cyclictest0-21swapper/010:46:580
50399533,44cyclictest0-21swapper/008:50:010
52999524,42cyclictest0-21swapper/310:44:413
52999524,42cyclictest0-21swapper/309:57:093
529995213,34cyclictest4720-21latency_hist06:45:113
51899525,15cyclictest0-21swapper/211:25:052
518995217,29cyclictest31157-21timerandwakeup09:40:372
518995217,29cyclictest26881-21latency09:35:262
518995215,32cyclictest643-21runrttasks07:06:222
518995215,31cyclictest580-21ksmtuned07:38:282
50899525,6cyclictest0-21swapper/111:31:271
50899525,41cyclictest0-21swapper/109:40:261
50899524,42cyclictest0-21swapper/110:51:081
508995210,37cyclictest0-21swapper/109:55:551
50399523,44cyclictest30625-21ssh10:24:330
50399523,44cyclictest0-21swapper/009:04:360
50399523,44cyclictest0-21swapper/009:04:360
50399523,43cyclictest0-21swapper/010:06:390
50399523,43cyclictest0-21swapper/009:20:500
503995212,33cyclictest0-21swapper/009:27:220
52999514,41cyclictest0-21swapper/311:51:183
518995119,27cyclictest15759-21ksmtuned07:13:272
518995117,28cyclictest6812-21kernelversion10:35:242
518995116,30cyclictest14836-21sh10:02:392
518995116,29cyclictest643-21runrttasks10:10:432
518995116,29cyclictest11952-21awk09:15:242
518995115,31cyclictest6244-21timerwakeupswit09:50:392
518995114,32cyclictest15614-21ls11:30:222
518995113,31cyclictest21879-21if_eth208:45:242
50899514,41cyclictest0-21swapper/110:45:041
50899514,41cyclictest0-21swapper/109:04:441
50899514,41cyclictest0-21swapper/109:04:441
50899513,42cyclictest0-21swapper/112:03:071
50899513,42cyclictest0-21swapper/111:15:171
50899513,10cyclictest0-21swapper/109:19:101
508995112,33cyclictest0-21swapper/110:16:561
50399515,40cyclictest0-21swapper/011:22:280
50399513,43cyclictest0-21swapper/010:12:190
50399513,43cyclictest0-21swapper/009:41:000
50399513,43cyclictest0-21swapper/009:07:320
50399513,42cyclictest0-21swapper/011:57:270
50399513,42cyclictest0-21swapper/009:34:440
50399513,41cyclictest0-21swapper/009:52:200
503995112,6cyclictest0-21swapper/009:39:100
503995112,33cyclictest0-21swapper/010:00:210
51899504,21cyclictest0-21swapper/210:40:292
51899502,42cyclictest5557-21sed08:10:392
51899502,16cyclictest15682-21kernelversion09:20:252
518995016,29cyclictest5118-21timerandwakeup09:05:372
518995016,28cyclictest3493-21sh11:15:052
518995016,28cyclictest10816-21sh09:14:252
518995015,29cyclictest17823-21sshd10:06:012
50899504,41cyclictest0-21swapper/111:10:081
50899504,40cyclictest0-21swapper/111:20:371
50899504,40cyclictest0-21swapper/108:50:061
50899503,42cyclictest0-21swapper/110:28:491
50899503,42cyclictest0-21swapper/110:08:091
50899503,41cyclictest0-21swapper/108:35:511
50899503,11cyclictest0-21swapper/109:37:001
508995016,29cyclictest27549-21switchtime11:45:331
508995012,32cyclictest0-21swapper/110:12:431
50399505,39cyclictest0-21swapper/010:25:230
50399505,38cyclictest0-21swapper/011:14:020
50399504,40cyclictest0-21swapper/011:41:370
50399504,40cyclictest0-21swapper/010:52:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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