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2025-11-25 - 20:27
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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 Tue Nov 25, 2025 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22642890,5sleep32265-21wget01:23:343
24617997118,47cyclictest11291-21unixbench_multi04:48:510
24617997114,11cyclictest6720-21ssh04:43:180
24617996820,42cyclictest28264-21grep03:33:510
24617996819,43cyclictest32206-21/usr/sbin/munin02:43:450
24617996621,38cyclictest25952-21aten_rbpower_cu05:13:290
2461799657,52cyclictest0-21swapper/006:17:360
24617996521,37cyclictest30453-21/usr/sbin/munin04:28:390
24617996518,13cyclictest1695-21/usr/sbin/munin02:48:470
24617996517,13cyclictest17207-21/usr/sbin/munin02:03:550
24617996517,13cyclictest17207-21/usr/sbin/munin02:03:550
24617996318,39cyclictest922-21aten_rbpower_po03:43:300
24617996317,40cyclictest24712-21/usr/sbin/munin02:23:470
24617996317,40cyclictest15094-21taskset01:58:080
2461799629,47cyclictest22873-21kworker/0:006:07:110
24617996219,36cyclictest19846-21ntpq02:08:460
24617996219,36cyclictest19846-21ntpq02:08:460
24617996218,38cyclictest7375-21/usr/sbin/munin06:23:360
24617996216,40cyclictest22707-21latency_hist02:18:210
24617996215,40cyclictest3582-21/usr/sbin/munin02:53:330
24617996213,43cyclictest17893-21fschecks_count03:18:340
24617996213,43cyclictest17893-21fschecks_count03:18:340
24617996118,37cyclictest2213-21/usr/sbin/munin01:23:510
24617996117,38cyclictest9705-21/usr/sbin/munin01:43:390
24617996117,38cyclictest4714-21ntpdc03:48:420
24617996117,38cyclictest24715-21grep04:18:510
24617996117,38cyclictest24715-21grep04:18:510
24629996022,33cyclictest24714-21wc00:58:252
2461799609,44cyclictest32475-21ssh03:41:580
2461799604,50cyclictest0-21swapper/003:33:200
24617996018,36cyclictest7131-21/usr/sbin/munin03:53:490
24617996016,38cyclictest7824-21/usr/sbin/munin01:38:340
24617996016,38cyclictest3202-21runrttasks04:37:290
24617996016,37cyclictest28459-21/usr/sbin/munin02:33:420
24617996015,39cyclictest30332-21/usr/sbin/munin02:38:560
24617996015,39cyclictest19241-21ssh04:11:480
24617996014,40cyclictest4655-21memory06:18:360
24617995918,35cyclictest20299-21fschecks_count04:13:320
24617995917,36cyclictest433-21df01:18:360
24617995916,37cyclictest4087-21/usr/sbin/munin01:28:540
24617995916,37cyclictest31599-21ssh05:21:370
24617995916,37cyclictest29121-21ssh04:27:050
24617995916,37cyclictest28457-21sshd01:04:520
24617995916,36cyclictest10453-21df03:58:310
24617995916,11cyclictest12490-21ssh05:42:460
24617995915,38cyclictest15334-21/usr/sbin/munin01:58:460
24617995915,38cyclictest0-21swapper/005:45:050
24617995914,39cyclictest11582-21/usr/sbin/munin01:48:430
24617995914,38cyclictest0-21swapper/004:53:370
24617995913,40cyclictest5950-21/usr/sbin/munin01:33:420
24617995912,40cyclictest0-21swapper/004:59:280
24617995912,40cyclictest0-21swapper/004:59:280
24617995912,13cyclictest2016-21ssh05:25:250
24617995820,32cyclictest17133-21ssh03:17:330
24617995820,32cyclictest17133-21ssh03:17:330
24617995819,34cyclictest16436-21fschecks_count05:48:330
24617995818,34cyclictest22829-21/usr/sbin/munin02:18:470
24617995817,35cyclictest7111-21df04:43:310
24617995816,37cyclictest6638-21ssh05:33:280
24617995816,36cyclictest30995-21cpu01:13:350
24617995816,36cyclictest29760-21/usr/sbin/munin06:08:350
24617995816,36cyclictest23129-21diskstats05:58:310
24617995815,38cyclictest23830-21ssh05:08:470
24617995815,37cyclictest15591-21ssh04:05:490
24617995815,37cyclictest0-21swapper/003:24:130
24617995813,39cyclictest0-21swapper/003:04:200
2462999575,7cyclictest0-21swapper/204:14:592
24617995718,33cyclictest26589-21/usr/sbin/munin02:28:490
24617995716,36cyclictest4317-21sendmail_mailqu05:28:440
24617995716,13cyclictest21248-21ssh05:04:420
24617995716,13cyclictest21248-21ssh05:04:420
24617995714,37cyclictest0-21swapper/005:54:280
24617995714,37cyclictest0-21swapper/005:54:280
24617995712,39cyclictest0-21swapper/003:02:080
2462999567,43cyclictest0-21swapper/205:39:002
24617995614,37cyclictest29367-21perl01:08:370
24617995612,38cyclictest0-21swapper/003:09:140
2418725612,37sleep10-21swapper/100:56:091
24629995445,5cyclictest29-21ksoftirqd/205:28:172
2462999543,45cyclictest0-21swapper/206:16:232
2462999533,44cyclictest0-21swapper/203:13:402
2462999533,44cyclictest0-21swapper/203:13:402
2462999533,43cyclictest0-21swapper/204:20:222
2462999533,43cyclictest0-21swapper/204:20:222
2462999525,41cyclictest0-21swapper/205:33:042
24629995243,5cyclictest29-21ksoftirqd/203:48:192
2462999524,41cyclictest0-21swapper/206:05:262
2462999524,41cyclictest0-21swapper/202:58:502
2462999524,40cyclictest0-21swapper/204:45:082
2462999523,43cyclictest0-21swapper/205:16:592
24629995212,35cyclictest16681-21fschecks_time04:58:332
24629995212,35cyclictest16681-21fschecks_time04:58:332
2462999515,38cyclictest0-21swapper/204:02:442
2462999514,41cyclictest0-21swapper/204:12:152
2462999514,40cyclictest0-21swapper/203:35:202
2462999513,42cyclictest0-21swapper/206:12:562
2462999505,38cyclictest0-21swapper/203:50:032
2462999504,39cyclictest0-21swapper/205:04:182
2462999504,39cyclictest0-21swapper/205:04:182
2462999503,40cyclictest0-21swapper/205:58:072
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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