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2026-02-24 - 21:03
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack1slot2.osadl.org (updated Tue Feb 24, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1507227776,0sleep10-21swapper/107:14:301
15291995757,0cyclictest11810-21md0_resync08:42:311
15290994949,0cyclictest11809-21md1_resync08:42:310
1503323026,0sleep00-21swapper/007:14:010
1500222824,0sleep20-21swapper/207:13:392
1483122723,0sleep30-21swapper/307:11:433
15292991616,0cyclictest2028-21md1_raid108:42:312
15292991111,0cyclictest83050irq/26-0000:00:11:46:482
152929999,0cyclictest83050irq/26-0000:00:10:36:352
152929988,0cyclictest29080-21awk09:51:242
152929977,0cyclictest83050irq/26-0000:00:09:59:102
8305060,0irq/26-0000:00:5570-21df07:31:213
8305060,0irq/26-0000:00:4017-21ntp_states07:26:263
8305060,0irq/26-0000:00:2498-21crond12:41:082
8305060,0irq/26-0000:00:24212-21ps07:21:243
8305060,0irq/26-0000:00:24212-21ps07:21:243
8305060,0irq/26-0000:00:18808-21port_sshpriv07:36:283
8305060,0irq/26-0000:00:17588-21python08:41:293
8305060,0irq/26-0000:00:16789-21iostat_ios09:06:243
8305060,0irq/26-0000:00:14934-21perl08:21:223
8305060,0irq/26-0000:00:13661-21forks10:01:222
339960,0migration/36109-21kthreadcore10:31:293
339960,0migration/329300-21kthreadcore08:06:263
339960,0migration/316867-21sh11:32:473
29815060,0irq/29-eth0-tx-8288-21munin-node09:01:270
29815060,0irq/29-eth0-tx-800-21munin-node08:56:230
29815060,0irq/29-eth0-tx-3524-21snmpd07:18:020
29815060,0irq/29-eth0-tx-2225-21munin-node07:51:290
29805060,0irq/28-eth0-rx-26849-21kthreadcore10:26:283
29805060,0irq/28-eth0-rx-22523-21kthreadcore07:41:243
29805060,0irq/28-eth0-rx-16808-21python09:41:303
29805060,0irq/28-eth0-rx-14287-21strings09:01:273
27160,0ktimersoftd/20-21swapper/208:35:142
259960,0migration/2312-21kthreadcore10:11:252
259960,0migration/2312-21kthreadcore10:11:252
152929966,0cyclictest83050irq/26-0000:00:11:11:252
152929966,0cyclictest0-21swapper/211:00:162
152929960,0cyclictest0-21swapper/211:31:292
152929960,0cyclictest0-21swapper/208:54:562
152929960,0cyclictest0-21swapper/208:20:412
152929960,0cyclictest0-21swapper/208:14:532
152919960,0cyclictest93282sleep107:54:461
152919960,0cyclictest0-21swapper/109:36:461
152909966,0cyclictest0-21swapper/009:16:200
152909960,0cyclictest0-21swapper/009:33:220
152909960,0cyclictest0-21swapper/008:04:070
149960,0migration/06716-21kthreadcore08:36:250
149960,0migration/02998-21sh10:49:060
149960,0migration/029429-21sh10:08:190
8305050,0irq/26-0000:00:691-21munin-node11:26:252
8305050,0irq/26-0000:00:6560-21tr12:06:202
8305050,0irq/26-0000:00:5073-21ssh11:06:572
8305050,0irq/26-0000:00:4743-21kthreadcore08:11:263
8305050,0irq/26-0000:00:4093-21irqcore12:41:262
8305050,0irq/26-0000:00:3402-21grep09:16:252
8305050,0irq/26-0000:00:31522-21sh11:22:222
8305050,0irq/26-0000:00:31189-21ssh10:26:322
8305050,0irq/26-0000:00:30303-21cut07:46:253
8305050,0irq/26-0000:00:29290-21python09:11:303
8305050,0irq/26-0000:00:27340-21open_files11:56:292
8305050,0irq/26-0000:00:22824-21grep10:06:222
8305050,0irq/26-0000:00:22203-21cat11:16:332
8305050,0irq/26-0000:00:20294-21if_eth1.209:46:232
8305050,0irq/26-0000:00:19273-21df_abs10:41:212
8305050,0irq/26-0000:00:17075-21grep11:51:282
8305050,0irq/26-0000:00:16743-21sort09:26:232
8305050,0irq/26-0000:00:15865-21perl12:11:212
8305050,0irq/26-0000:00:1251-21diskstats08:56:193
8305050,0irq/26-0000:00:1217-21ssh09:36:102
8305050,0irq/26-0000:00:11299-21kthreadcore07:56:253
8305050,0irq/26-0000:00:10864-21sed10:51:342
8305050,0irq/26-0000:00:0-21swapper/308:36:223
8305050,0irq/26-0000:00:0-21swapper/307:51:203
8305050,0irq/26-0000:00:0-21swapper/307:16:323
8305050,0irq/26-0000:00:0-21swapper/212:01:252
339950,0migration/39908-21proc_pri11:46:293
339950,0migration/35808-21taskset12:05:443
339950,0migration/35608-21taskset10:12:353
339950,0migration/35608-21taskset10:12:353
339950,0migration/33384-21taskset08:33:373
339950,0migration/330546-21cpuspeed_turbos09:16:193
339950,0migration/330307-21latency_hist11:06:083
339950,0migration/328144-21kthreadcore12:36:253
339950,0migration/321626-21timerandwakeup12:11:333
339950,0migration/311347-21kthreadcore08:16:253
329950,0watchdog/34189-21awk10:51:193
329950,0watchdog/323681-21grep10:41:273
329950,0watchdog/322966-21sh10:21:593
329950,0watchdog/322535-21sshd11:16:433
329950,0watchdog/319347-21python10:56:313
329950,0watchdog/313075-21perl11:51:233
329950,0watchdog/30-21swapper/311:01:233
329950,0watchdog/30-21swapper/308:01:263
29815050,0irq/29-eth0-tx-30170-21kthreadcore09:31:262
29815050,0irq/29-eth0-tx-26144-21ssh12:16:252
29815050,0irq/29-eth0-tx-21697-21stty11:01:172
29815050,0irq/29-eth0-tx-19948-21munin-node07:41:190
29815050,0irq/29-eth0-tx-18648-21tr11:36:202
29815050,0irq/29-eth0-tx-17716-21munin-node12:31:292
29815050,0irq/29-eth0-tx-10990-21fschecks_time09:41:212
29815050,0irq/29-eth0-tx-0-21swapper/212:26:122
29815050,0irq/29-eth0-tx-0-21swapper/211:41:192
29805050,0irq/28-eth0-rx-7411-21fschecks_count09:21:213
29805050,0irq/28-eth0-rx-32610-21ssh09:34:113
29805050,0irq/28-eth0-rx-29326-21irqcore09:51:253
29805050,0irq/28-eth0-rx-25905-21kthreadcore12:16:253
29805050,0irq/28-eth0-rx-1680-21kthreadcore12:21:263
29805050,0irq/28-eth0-rx-15553-21ssh10:36:283
29805050,0irq/28-eth0-rx-0-21swapper/312:44:303
29805050,0irq/28-eth0-rx-0-21swapper/312:09:463
29805050,0irq/28-eth0-rx-0-21swapper/311:58:183
29805050,0irq/28-eth0-rx-0-21swapper/311:26:263
29805050,0irq/28-eth0-rx-0-21swapper/310:10:523
29805050,0irq/28-eth0-rx-0-21swapper/309:56:253
29805050,0irq/28-eth0-rx-0-21swapper/309:46:253
29805050,0irq/28-eth0-rx-0-21swapper/309:40:463
29805050,0irq/28-eth0-rx-0-21swapper/308:51:243
259950,0migration/28256-21irqrtprio09:21:242
259950,0migration/27293-21aten_r1power_fr10:16:192
259950,0migration/232213-21kthreadcore07:26:232
259950,0migration/229504-21kthreadcore10:46:242
259950,0migration/223265-21cpuspeed_turbos09:11:202
259950,0migration/218928-21sendmail_mailtr07:36:292
259950,0migration/216079-21aten_r1power_fr10:21:182
179950,0migration/19842-21latency08:36:261
179950,0migration/131396-21gltestperf11:06:241
179950,0migration/130571-21kthreadcore11:41:261
179950,0migration/127270-21latency_hist07:46:081
179950,0migration/126018-21kthreadcore09:11:261
179950,0migration/123171-21sh12:15:151
179950,0migration/119983-21fschecks_time09:46:211
179950,0migration/116850-21munin-node09:26:241
169950,0watchdog/18649-21ssh11:29:191
169950,0watchdog/123543-21grep10:06:271
169950,0watchdog/112895-21kthreadcore10:36:271
152929955,0cyclictest83050irq/26-0000:00:12:24:272
152919955,0cyclictest0-21swapper/111:50:281
152919955,0cyclictest0-21swapper/110:47:431
152919955,0cyclictest0-21swapper/108:08:191
152919950,0cyclictest0-21swapper/110:30:321
152919950,0cyclictest0-21swapper/110:12:521
152919950,0cyclictest0-21swapper/110:12:521
152919950,0cyclictest0-21swapper/109:08:041
152909955,0cyclictest0-21swapper/009:42:590
152909954,0cyclictest25009-21ssh10:41:280
152909950,0cyclictest0-21swapper/011:12:500
152909950,0cyclictest0-21swapper/009:14:550
149950,0migration/09984-21kthreadcore09:56:270
149950,0migration/06423-21if_eth1.307:31:240
149950,0migration/06359-21kthreadcore12:41:270
149950,0migration/05800-21kthreadcore10:31:280
149950,0migration/0381-21kthreadcore07:26:230
149950,0migration/03715-21kthreadcore10:11:260
149950,0migration/03715-21kthreadcore10:11:260
149950,0migration/030239-21df_abs12:01:210
149950,0migration/029440-21kthreadcore12:36:250
149950,0migration/029091-21kthreadcore08:06:260
149950,0migration/029024-21kthreadcore08:51:240
149950,0migration/027772-21kthreadcore12:16:260
149950,0migration/02662-21pmu-power08:31:290
149950,0migration/025402-21taskset12:33:560
149950,0migration/021112-21kthreadcore09:46:240
149950,0migration/020585-21kthreadcore08:46:250
149950,0migration/018884-21switchtime11:51:350
149950,0migration/018644-21cpuspeed_turbos11:36:200
149950,0migration/017513-21kthreadcore07:36:250
149950,0migration/017142-21irqcore09:26:250
149950,0migration/016496-21kthreadcore10:56:250
149950,0migration/012618-21kthreadcore08:16:250
149950,0migration/010817-21fschecks_time10:36:230
8305040,0irq/26-0000:00:1907-21fschecks_time10:31:242
8305040,0irq/26-0000:00:0-21swapper/308:46:163
8305040,0irq/26-0000:00:0-21swapper/308:26:273
329940,0watchdog/317797-21kthreadcore10:01:273
329940,0watchdog/30-21swapper/310:16:233
29815040,0irq/29-eth0-tx-0-21swapper/009:06:210
29805040,0irq/28-eth0-rx-19316-21kthreadcore12:31:283
29805040,0irq/28-eth0-rx-0-21swapper/312:26:183
29805040,0irq/28-eth0-rx-0-21swapper/311:42:163
29805040,0irq/28-eth0-rx-0-21swapper/311:36:163
29805040,0irq/28-eth0-rx-0-21swapper/311:22:193
29805040,0irq/28-eth0-rx-0-21swapper/311:11:203
29805040,0irq/28-eth0-rx-0-21swapper/310:46:143
29805040,0irq/28-eth0-rx-0-21swapper/309:26:103
259940,0migration/29702-21aten_r1power_cu07:56:192
259940,0migration/28941-21kthreadcore07:31:262
259940,0migration/226538-21kthreadcore07:21:252
259940,0migration/226538-21kthreadcore07:21:252
259940,0migration/222361-21kthreadcore08:46:262
259940,0migration/220734-21fschecks_time07:41:202
249940,0watchdog/28316-21sh09:01:192
249940,0watchdog/2224072sleep207:19:142
249940,0watchdog/219411-21kthreadcore08:21:262
249940,0watchdog/20-21swapper/208:01:262
179940,0migration/19300-21df_abs12:26:211
179940,0migration/18742-21latency_hist12:26:081
179940,0migration/16934-21aten_r1power_en11:11:201
179940,0migration/15237-21fschecks_time09:56:221
179940,0migration/14058-21pmu-power07:26:271
179940,0migration/13912-21kthreadcore08:56:241
179940,0migration/130411-21kernelversion08:31:251
179940,0migration/124561-21cpu11:21:211
179940,0migration/122034-21sh11:01:191
179940,0migration/119359-21kthreadcore11:16:261
179940,0migration/118634-21kthreadcore07:16:371
179940,0migration/116483-21missed_timers09:41:261
179940,0migration/115922-21kthreadcore07:36:251
179940,0migration/113532-21fschecks_time10:56:201
179940,0migration/112894-21kthreadcore11:31:261
179940,0migration/112689-21kthreadcore10:16:261
179940,0migration/111944-21runrttasks07:31:371
179940,0migration/111735-21kthreadcore07:56:251
179940,0migration/111724-21kthreadcore09:21:251
169940,0watchdog/1403-21ssh09:34:551
169940,0watchdog/115543-21kthreadcore11:51:271
169940,0watchdog/10-21swapper/112:16:191
169940,0watchdog/10-21swapper/112:02:551
169940,0watchdog/10-21swapper/108:21:261
152929943,0cyclictest3524-21snmpd08:57:302
152929943,0cyclictest3524-21snmpd08:09:442
152929943,0cyclictest22156-21uniq08:26:232
152919944,0cyclictest0-21swapper/110:43:461
152919944,0cyclictest0-21swapper/109:03:301
152919943,0cyclictest7906-21awk08:16:221
152919943,0cyclictest5111-21awk10:51:221
152919943,0cyclictest3524-21snmpd12:46:031
152919943,0cyclictest3524-21snmpd12:31:331
152919943,0cyclictest3524-21snmpd10:04:311
152919943,0cyclictest3524-21snmpd08:29:001
152919943,0cyclictest3524-21snmpd07:43:291
152919943,0cyclictest3524-21snmpd07:21:291
152919943,0cyclictest3524-21snmpd07:21:291
152919943,0cyclictest31448-21awk09:16:231
152919943,0cyclictest29028-21awk09:51:241
152919943,0cyclictest27599-21awk12:36:231
152919943,0cyclictest19431-21awk11:36:221
152919943,0cyclictest17091-21awk10:21:231
152909943,0cyclictest8264-21awk10:16:230
152909943,0cyclictest6531-21sadc08:16:070
152909943,0cyclictest3524-21snmpd08:00:140
152909943,0cyclictest16741-21awk11:16:230
152909943,0cyclictest12588-21sadc10:56:070
152909943,0cyclictest0-21swapper/007:21:190
152909943,0cyclictest0-21swapper/007:21:190
149940,0migration/06634-21sendmail_mailtr12:21:300
149940,0migration/06173-21kthreadcore11:46:250
149940,0migration/032657-21kthreadcore11:41:270
149940,0migration/031472-21idleruntime11:06:250
149940,0migration/026570-21kthreadcore08:26:280
149940,0migration/024212-21sh10:25:240
149940,0migration/015996-21kthreadcore08:21:250
149940,0migration/012747-21sensors_volt12:06:310
249930,0watchdog/20-21swapper/209:06:352
249930,0watchdog/20-21swapper/207:46:182
17129233,0sleep021299-21kworker/0:211:33:330
179930,0migration/16187-21diskmemload12:06:101
169930,0watchdog/10-21swapper/108:46:461
169930,0watchdog/10-21swapper/108:01:261
152929932,0cyclictest4915-21awk08:36:232
152929932,0cyclictest3371-21awk07:51:232
152919933,0cyclictest0-21swapper/110:34:281
152919932,0cyclictest26256-21grep08:51:191
152919932,0cyclictest22180-21awk11:56:241
152919930,0cyclictest32158-21diskstats08:11:211
152909933,0cyclictest3571-21lldpd09:53:230
152909933,0cyclictest0-21swapper/011:21:120
152909932,0cyclictest4208-21kthreadcore11:26:260
152909932,0cyclictest2347-21awk09:36:220
152909932,0cyclictest22036-21grep11:56:220
152909932,0cyclictest20654-21kthreadcore12:11:260
152909932,0cyclictest14394-21awk10:01:250
152909932,0cyclictest10206-21grep12:26:260
152909930,0cyclictest7508-21perl09:21:210
152909930,0cyclictest27290-21munin-node07:46:200
149930,0migration/032077-21sh10:27:510
149930,0migration/028585-21sh11:01:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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