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2026-01-28 - 00:18
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #a, slot #5

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 highest latencies:
System rackaslot5s.osadl.org (updated Tue Jan 27, 2026 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
811170,0rcu_preempt3-21ksoftirqd/009:44:050
811110,0rcu_preempt3-21ksoftirqd/012:24:470
811110,0rcu_preempt19-21ksoftirqd/109:00:091
81990,0rcu_preempt3-21ksoftirqd/008:30:020
81990,0rcu_preempt29990-21ssh09:54:301
81990,0rcu_preempt0-21swapper/111:31:241
81960,0rcu_preempt26084-21rm10:55:121
81920,0rcu_preempt19-21ksoftirqd/110:20:231
81790,0rcu_preempt19-21ksoftirqd/109:46:081
81760,0rcu_preempt54-21kswapd011:03:390
81760,0rcu_preempt19-21ksoftirqd/107:39:451
81750,0rcu_preempt3-21ksoftirqd/011:09:150
81740,0rcu_preempt851-21rngd09:44:311
81740,0rcu_preempt19-21ksoftirqd/112:35:051
81730,0rcu_preempt3-21ksoftirqd/011:41:220
81720,0rcu_preempt3-21ksoftirqd/011:19:520
81720,0rcu_preempt3-21ksoftirqd/010:44:440
81720,0rcu_preempt19-21ksoftirqd/111:59:451
81710,0rcu_preempt3-21ksoftirqd/008:15:110
81700,0rcu_preempt3-21ksoftirqd/012:37:290
81690,0rcu_preempt19-21ksoftirqd/112:25:081
81690,0rcu_preempt19-21ksoftirqd/111:25:061
81680,0rcu_preempt19-21ksoftirqd/109:19:511
81680,0rcu_preempt19-21ksoftirqd/109:19:511
11017996828,0cyclictest23301-21apt-get09:14:550
81670,0rcu_preempt3-21ksoftirqd/008:50:020
81660,0rcu_preempt3-21ksoftirqd/009:55:090
81660,0rcu_preempt3-21ksoftirqd/008:40:090
81660,0rcu_preempt19-21ksoftirqd/107:25:021
81640,0rcu_preempt3-21ksoftirqd/011:30:090
11017996420,0cyclictest25437-1kworker/0:2H10:22:440
11017996326,0cyclictest25437-1kworker/0:2H10:24:590
11017996324,0cyclictest30379-1kworker/0:0H10:35:390
11017996320,0cyclictest0-21swapper/012:08:140
81620,0rcu_preempt3-21ksoftirqd/008:25:080
11017996225,0cyclictest8880-1kworker/0:1H12:33:490
81610,0rcu_preempt851-21rngd10:49:350
81610,0rcu_preempt3-21ksoftirqd/007:50:100
81610,0rcu_preempt3-21ksoftirqd/007:30:110
81610,0rcu_preempt3-21ksoftirqd/007:30:110
81610,0rcu_preempt19-21ksoftirqd/112:16:251
81610,0rcu_preempt19-21ksoftirqd/110:59:501
81610,0rcu_preempt19-21ksoftirqd/109:55:101
11017996027,0cyclictest2347-21munin-node0
11017996027,0cyclictest19098-21ssh09:10:060
81590,0rcu_preempt3-21ksoftirqd/012:00:010
81590,0rcu_preempt2681-21kworker/0:010:12:310
81590,0rcu_preempt19-21ksoftirqd/111:50:541
81590,0rcu_preempt19-21ksoftirqd/111:47:211
81590,0rcu_preempt19-21ksoftirqd/111:21:181
81590,0rcu_preempt19-21ksoftirqd/110:52:261
11017995927,0cyclictest18122-21diskmemload12:19:500
11017995927,0cyclictest18122-21diskmemload12:19:500
81580,0rcu_preempt19-21ksoftirqd/108:19:431
11017995828,0cyclictest1470-21runrttasks10:19:160
11017995825,0cyclictest28522-21ssh09:20:000
11017995825,0cyclictest28522-21ssh09:20:000
81570,0rcu_preempt3-21ksoftirqd/009:24:560
11017995727,0cyclictest14450-21aten_rapower_en11:49:560
11017995727,0cyclictest14111-21ssh11:16:030
81560,0rcu_preempt3-21ksoftirqd/012:15:030
81560,0rcu_preempt19-21ksoftirqd/111:39:371
11017995625,0cyclictest6628-1kworker/0:2H11:46:200
11017995623,0cyclictest10050irq/346-484840010:03:580
81550,0rcu_preempt851-21rngd10:45:041
11017995526,0cyclictest11522-21munin-node0
81540,0rcu_preempt3-21ksoftirqd/011:14:060
81540,0rcu_preempt19-21ksoftirqd/111:15:491
81540,0rcu_preempt19-21ksoftirqd/109:29:561
11017995424,0cyclictest1682-1kworker/0:0H11:39:120
81530,0rcu_preempt3-21ksoftirqd/010:57:300
81530,0rcu_preempt3-21ksoftirqd/007:10:010
81530,0rcu_preempt3-21ksoftirqd/007:05:090
81530,0rcu_preempt19-21ksoftirqd/107:24:431
11017995326,0cyclictest16532-1kworker/0:2H11:56:240
11017995325,0cyclictest24199-1kworker/0:0H11:29:130
81520,0rcu_preempt3-21ksoftirqd/009:00:080
81520,0rcu_preempt27250-21ping08:10:020
81520,0rcu_preempt19-21ksoftirqd/112:05:131
81520,0rcu_preempt19-21ksoftirqd/110:41:181
81520,0rcu_preempt19-21ksoftirqd/110:11:481
11017995228,0cyclictest54-21kswapd008:19:550
11017995225,0cyclictest22738-1kworker/0:1H10:52:440
11017995225,0cyclictest21371-21ntpq09:45:090
11017995224,0cyclictest7223-21sshd09:30:270
81510,0rcu_preempt19-21ksoftirqd/109:34:591
81510,0rcu_preempt19-21ksoftirqd/108:20:131
206292510,0chrt10050irq/346-484840007:37:070
11017995124,0cyclictest27637-21dpkg07:59:530
11017995122,0cyclictest4289-21ssh10:33:590
11017995121,0cyclictest28004-21ssh09:51:530
81500,0rcu_preempt3-21ksoftirqd/007:58:390
81500,0rcu_preempt19-21ksoftirqd/111:54:551
11017995023,0cyclictest14475-21apt-get07:19:520
81480,0rcu_preempt19-21ksoftirqd/107:09:591
11018994832,0cyclictest0-21swapper/108:24:551
11018994831,0cyclictest18122-21diskmemload11:39:531
11018994830,0cyclictest815-21ssh09:24:551
11017994830,0cyclictest14309-21ping07:44:560
11017994827,0cyclictest18122-21diskmemload10:05:090
11017994826,0cyclictest14309-21ping07:40:110
81470,0rcu_preempt27621-21kworker/1:008:05:441
81470,0rcu_preempt19-21ksoftirqd/108:00:121
11018994731,0cyclictest23314-21ssh09:14:551
11018994731,0cyclictest17755-21apt-get07:29:531
11018994731,0cyclictest17755-21apt-get07:29:531
11017994730,0cyclictest6738-21apt-get08:34:560
10050470,0irq/346-48484003-21ksoftirqd/008:08:160
81460,0rcu_preempt19-21ksoftirqd/110:04:361
81460,0rcu_preempt16843-21diskstats09:05:000
11018994632,0cyclictest7878-21ssh11:10:041
11018994631,0cyclictest2365-21ssh11:04:541
11018994631,0cyclictest1730-21apt-get12:09:541
11018994630,0cyclictest32597-21apt-get10:29:561
11018994630,0cyclictest18419-21ssh09:09:551
11018994627,0cyclictest0-21swapper/108:34:561
11018994623,0cyclictest21581-21ssh12:29:541
10050460,0irq/346-48484003-21ksoftirqd/007:26:410
81450,0rcu_preempt19-21ksoftirqd/108:54:241
11018994531,0cyclictest8390-21kworker/1:212:19:541
11018994531,0cyclictest8390-21kworker/1:212:19:541
11018994531,0cyclictest18127-21runrttasks10:15:001
11018994530,0cyclictest0-21swapper/110:34:561
11017994520,0cyclictest9610-1kworker/0:2H08:46:540
81440,0rcu_preempt19-21ksoftirqd/107:15:001
81440,0rcu_preempt12988-21df_abs07:14:570
11018994429,0cyclictest0-21swapper/108:09:551
11018994427,0cyclictest5956-21munin-node1
11018994427,0cyclictest0-21swapper/110:04:551
11018994419,0cyclictest21244-21ssh07:40:011
81430,0rcu_preempt19-21ksoftirqd/107:55:001
11018994328,0cyclictest27658-21ssh10:24:541
11018994327,0cyclictest0-21swapper/109:04:551
11018994327,0cyclictest0-21swapper/108:44:551
11018994227,0cyclictest22904-21munin-node1
11018994224,0cyclictest24337-21apt-get07:49:551
11017994227,0cyclictest13327-21apt-get08:54:540
11018994124,0cyclictest13334-21taskset08:54:561
11018994122,0cyclictest9122-21munin-node1
81390,0rcu_preempt19-21ksoftirqd/107:05:271
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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