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2026-03-30 - 08:41
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot4.osadl.org (updated Mon Mar 30, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
58672790,5sleep30-21swapper/320:17:553
1997499619,46cyclictest29939-21head21:32:522
1996199594,49cyclictest0-21swapper/023:27:290
19981995818,34cyclictest638-21runrttasks18:57:243
1997499587,45cyclictest27321-21ssh22:55:282
1997499587,45cyclictest27321-21ssh22:55:282
1997499583,49cyclictest17044-21ssh23:23:582
19981995722,28cyclictest9105-21tune2fs19:07:383
1997499575,46cyclictest23115-21ssh21:24:202
19974995710,41cyclictest1684-21/usr/sbin/munin20:12:482
19981995621,29cyclictest6518-21cat21:02:403
1997499568,41cyclictest12617-21/usr/sbin/munin21:52:472
1997499566,13cyclictest16945-21ps21:58:312
1997499564,14cyclictest0-21swapper/222:04:492
19974995617,33cyclictest27156-21if_eth222:12:352
19974995615,36cyclictest26572-21ssh21:28:372
19974995615,35cyclictest31767-21ssh23:01:502
19981995523,27cyclictest13166-21crond21:12:213
1997499556,43cyclictest0-21swapper/220:47:532
1997499556,42cyclictest5921-21ssh23:09:332
19974995541,9cyclictest0-21swapper/221:51:202
1997499554,45cyclictest0-21swapper/222:47:582
1997499554,45cyclictest0-21swapper/221:15:002
1997499554,45cyclictest0-21swapper/220:29:112
1996599554,44cyclictest0-21swapper/120:58:311
1996599554,14cyclictest0-21swapper/122:51:381
1996599553,46cyclictest26757-21ssh20:47:231
1996599553,46cyclictest26757-21ssh20:47:231
195222556,15sleep20-21swapper/218:10:032
19981995416,33cyclictest8884-21unixbench_singl23:12:503
1997499549,40cyclictest0-21swapper/222:19:322
1997499545,42cyclictest0-21swapper/221:09:012
1996599544,44cyclictest0-21swapper/122:07:371
1996599544,43cyclictest0-21swapper/120:13:321
1998199533,44cyclictest21138-21wc18:12:443
19981995317,30cyclictest14986-21ls19:22:443
19981995316,31cyclictest14208-21uname21:12:433
1997499538,39cyclictest17227-21cpu22:42:312
1997499533,43cyclictest0-21swapper/223:42:072
1997499533,43cyclictest0-21swapper/223:42:072
19974995315,33cyclictest11529-21ssh22:34:142
19974995311,36cyclictest0-21swapper/222:12:152
1996199534,43cyclictest0-21swapper/023:23:280
19981995222,25cyclictest24364-21ls20:42:513
19981995222,25cyclictest24364-21ls20:42:513
19981995217,29cyclictest4834-21ls23:07:483
19981995216,31cyclictest2183-21cut20:57:333
1997499528,37cyclictest31606-21/usr/sbin/munin20:52:462
1997499524,12cyclictest0-21swapper/221:19:402
1997499523,7cyclictest26659-21ssh20:47:212
1997499523,7cyclictest26659-21ssh20:47:212
19974995212,34cyclictest0-21swapper/222:26:382
19974995212,34cyclictest0-21swapper/222:26:382
19974995211,35cyclictest6860-21kworker/2:221:07:102
19974995211,35cyclictest5037-21timerwakeupswit21:42:502
1996599527,39cyclictest0-21swapper/120:49:511
1996599524,42cyclictest0-21swapper/123:37:161
1996599524,42cyclictest0-21swapper/120:24:521
1996599524,41cyclictest0-21swapper/123:29:371
1996599524,41cyclictest0-21swapper/121:40:301
1996599524,41cyclictest0-21swapper/121:40:301
1996599524,41cyclictest0-21swapper/121:09:311
19965995214,33cyclictest14832-21sh22:38:111
1996199524,42cyclictest0-21swapper/018:43:160
1996199524,41cyclictest0-21swapper/023:41:570
1996199524,41cyclictest0-21swapper/023:41:570
19981995120,26cyclictest31000-21cut20:52:363
1998199512,18cyclictest382-21systemd-journal22:42:193
19981995118,28cyclictest31373-21sh20:07:353
19981995117,29cyclictest21831-21cut19:42:243
19981995117,28cyclictest19249-21unixbench-2d19:32:543
19981995113,8cyclictest540-21ntpd23:37:413
19981995113,8cyclictest540-21ntpd23:37:413
19981995111,7cyclictest27912-21seq21:31:303
1997499519,5cyclictest0-21swapper/222:40:282
1997499517,10cyclictest7736-21ssh22:29:162
1997499517,10cyclictest7736-21ssh22:29:162
1997499516,39cyclictest32405-21/usr/sbin/munin21:37:322
1997499516,39cyclictest32405-21/usr/sbin/munin21:37:322
1997499514,41cyclictest0-21swapper/223:18:282
1997499514,41cyclictest0-21swapper/223:15:182
1997499514,40cyclictest0-21swapper/223:30:472
1997499514,11cyclictest0-21swapper/220:58:212
19974995114,31cyclictest9404-21ls20:22:502
19974995113,33cyclictest7953-21crond20:22:222
1996599514,6cyclictest0-21swapper/122:43:481
1996599514,41cyclictest0-21swapper/123:07:281
1996599514,41cyclictest0-21swapper/122:25:191
1996599514,41cyclictest0-21swapper/122:25:191
1996599514,41cyclictest0-21swapper/122:00:291
1996599514,41cyclictest0-21swapper/121:48:101
1996599514,41cyclictest0-21swapper/120:29:011
1996599514,40cyclictest0-21swapper/121:43:101
19965995134,11cyclictest0-21swapper/122:21:291
1996599513,42cyclictest0-21swapper/123:21:391
19965995114,31cyclictest18069-21sshd23:26:081
19965995111,33cyclictest0-21swapper/121:27:211
1996199519,37cyclictest0-21swapper/020:38:150
1996199518,36cyclictest0-21swapper/020:22:540
195062518,37sleep10-21swapper/118:09:501
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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