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2026-04-13 - 19:39
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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 Apr 13, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10631997716,55cyclictest31812-21perl11:04:473
10631996420,38cyclictest17355-21timerwakeupswit10:45:023
1063199628,47cyclictest10354-21munin-plugin-st08:29:343
10631996112,42cyclictest30091-21ssh08:12:143
1063199600,54cyclictest31022-21ssh11:04:233
10631995920,12cyclictest5870-21timerwakeupswit10:30:013
10631995915,38cyclictest0-21swapper/309:27:183
10631995914,9cyclictest9587-21smart_sda09:10:033
10620995912,7cyclictest310962systemd-cgroups11:04:311
1063199589,42cyclictest9857-21ssh11:18:593
10631995815,36cyclictest28176-21grep09:34:533
10631995813,39cyclictest1934-21/usr/sbin/munin09:00:003
10631995813,39cyclictest1934-21/usr/sbin/munin09:00:003
10631995813,11cyclictest10109-21crond09:54:333
10631995812,40cyclictest5918-21timerandwakeup09:05:033
1062099582,17cyclictest4884-21ssh10:29:451
1024925811,17sleep20-21swapper/206:03:112
10631995715,36cyclictest13754-21users09:15:043
10631995715,11cyclictest0-21swapper/308:09:123
10631995714,10cyclictest0-21swapper/310:56:413
10631995713,37cyclictest31711-21diskstats08:14:493
10631995713,37cyclictest31711-21diskstats08:14:493
10631995712,39cyclictest30575-21switchtime10:20:003
10631995711,12cyclictest11224-21/usr/sbin/munin06:04:533
10631995710,40cyclictest905-21/usr/sbin/munin10:24:583
1062599579,42cyclictest0-21swapper/208:31:102
1063199569,40cyclictest14980-21ssh09:59:543
1063199564,46cyclictest0-21swapper/310:14:333
1063199564,45cyclictest0-21swapper/309:55:383
10631995616,34cyclictest3117-21cpu08:19:483
10631995613,38cyclictest1091-21ssh09:41:313
10631995613,37cyclictest30388-21ntp_states08:54:573
10631995613,37cyclictest14416-21diskstats11:24:453
10631995612,38cyclictest18512-21ksmtuned10:04:503
10631995611,39cyclictest2801-21/usr/sbin/munin09:45:033
1062599564,46cyclictest0-21swapper/208:56:032
10620995623,28cyclictest15605-21cat06:14:581
1061699564,45cyclictest0-21swapper/011:07:410
1063199554,45cyclictest0-21swapper/308:30:043
10631995518,31cyclictest12764-21hostname10:39:483
10631995518,31cyclictest12764-21hostname10:39:483
10631995510,40cyclictest16744-21kernelversion09:19:533
10631995510,39cyclictest20767-21ssh10:49:543
10620995516,33cyclictest638-21runrttasks06:11:561
1061699554,46cyclictest0-21swapper/011:19:300
1061699554,44cyclictest0-21swapper/008:39:510
1063199549,39cyclictest0-21swapper/310:34:363
10631995413,35cyclictest23061-21date08:45:023
10631995412,36cyclictest0-21swapper/308:50:403
10631995411,37cyclictest6121-21ssh11:14:073
10631995411,37cyclictest25801-21ssh09:31:223
10631995411,37cyclictest24953-21ssh10:13:373
1062099542,46cyclictest27668-21/usr/sbin/munin08:09:531
10620995417,31cyclictest23515-21diskmemload10:19:551
10620995417,31cyclictest11279-21aten_rbpower_po06:04:491
1061699544,43cyclictest0-21swapper/009:58:210
1063199538,39cyclictest0-21swapper/311:20:273
1063199537,39cyclictest24084-21idleruntime-cro06:39:373
1063199533,44cyclictest0-21swapper/308:39:423
10631995313,34cyclictest16245-21ssh08:35:513
10631995312,9cyclictest6663-21latency_hist07:19:363
10631995311,36cyclictest17989-21ssh11:29:363
10631995311,36cyclictest17989-21ssh11:29:363
1062599534,43cyclictest0-21swapper/210:56:312
10620995318,29cyclictest4398-21sshd08:20:101
10620995314,34cyclictest6708-21cut11:14:441
1062099531,46cyclictest3148-21/usr/sbin/munin07:10:021
1061699534,43cyclictest0-21swapper/011:10:500
1061699534,43cyclictest0-21swapper/009:24:230
1061699534,16cyclictest0-21swapper/008:37:040
1061699533,43cyclictest0-21swapper/009:03:130
1061699533,43cyclictest0-21swapper/009:03:130
10631995211,34cyclictest21868-21/usr/sbin/munin08:00:013
1062599524,42cyclictest0-21swapper/209:16:232
1062599524,41cyclictest0-21swapper/210:50:212
10620995222,25cyclictest5439-21idleruntime07:14:521
10620995218,29cyclictest20663-21cut07:54:561
10620995217,29cyclictest638-21runrttasks06:47:141
10620995216,31cyclictest22494-21aten_rbpower_po06:34:481
1061699528,38cyclictest0-21swapper/008:46:460
1061699524,42cyclictest0-21swapper/008:12:250
1061699524,41cyclictest0-21swapper/010:30:110
1061699524,24cyclictest0-21swapper/009:42:210
1063199519,9cyclictest10412-21munin-run07:29:363
10631995114,31cyclictest30411-21iostat_ios06:54:543
1062599515,7cyclictest0-21swapper/211:24:102
1062599514,40cyclictest0-21swapper/209:24:132
1062599513,6cyclictest0-21swapper/206:49:522
1062599513,6cyclictest0-21swapper/206:49:522
1062599513,42cyclictest0-21swapper/207:44:402
1062599513,41cyclictest0-21swapper/210:44:542
1062099515,16cyclictest0-21swapper/108:25:251
1062099513,15cyclictest0-21swapper/109:20:051
10620995119,27cyclictest638-21runrttasks07:05:571
10620995117,28cyclictest18402-21cpu08:39:471
10620995116,29cyclictest19823-21timerwakeupswit06:25:061
10620995114,5cyclictest0-21swapper/108:04:491
10620995113,5cyclictest0-21swapper/109:45:491
1061699513,10cyclictest0-21swapper/010:41:010
1061699513,10cyclictest0-21swapper/010:41:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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