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2026-02-27 - 14:34
[ 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 all highest latencies:
System rack1slot2.osadl.org (updated Fri Feb 27, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31724737,0sleep10-21swapper/107:12:311
46623727,0sleep20-21swapper/207:14:122
63123526,0sleep30-21swapper/307:16:063
34223026,0sleep00-21swapper/007:12:460
8305060,0irq/26-0000:00:19163-21munin-run08:36:222
7269966,0cyclictest83050irq/26-0000:00:10:03:282
7259960,0cyclictest9810-21ssh11:22:191
339960,0migration/330753-21sh10:41:293
339960,0migration/329999-21sh09:26:353
339960,0migration/323991-21sh09:41:273
339960,0migration/321659-21rt-features07:26:423
339960,0migration/317019-21kthreadcore11:46:403
339960,0migration/316315-21sh11:07:343
339960,0migration/313511-21sh09:32:403
339960,0migration/310103-21sh11:23:073
29805060,0irq/28-eth0-rx-6871-21memory12:16:413
29805060,0irq/28-eth0-rx-30769-21perl07:36:353
29805060,0irq/28-eth0-rx-12400-21perl11:26:363
29805060,0irq/28-eth0-rx-1125-21ssh11:01:363
179960,0migration/124539-21sh12:26:481
149960,0migration/05201-21munin-node11:41:340
149960,0migration/030819-21kthreadcore11:16:400
8305050,0irq/26-0000:00:0-21swapper/208:06:222
7269950,0cyclictest0-21swapper/212:35:502
7269950,0cyclictest0-21swapper/212:19:452
7259955,0cyclictest0-21swapper/112:12:561
7259955,0cyclictest0-21swapper/112:02:501
7259955,0cyclictest0-21swapper/110:29:591
7259955,0cyclictest0-21swapper/110:06:391
7259953,0cyclictest3571-21lldpd10:12:551
7259953,0cyclictest23747-21awk07:31:371
7259950,0cyclictest0-21swapper/112:24:081
7259950,0cyclictest0-21swapper/112:24:081
7259950,0cyclictest0-21swapper/111:37:091
7259950,0cyclictest0-21swapper/110:48:261
7259950,0cyclictest0-21swapper/109:38:261
7259950,0cyclictest0-21swapper/109:28:491
7259950,0cyclictest0-21swapper/109:25:581
7249954,0cyclictest26791-21ssh12:31:330
339950,0migration/33399-21kthreadcore09:06:413
339950,0migration/330501-21kthreadcore10:21:403
339950,0migration/330234-21irqrtprio11:36:403
339950,0migration/328058-21kthreadcore10:56:413
339950,0migration/326693-21aten_r1power_fr11:16:333
339950,0migration/325828-21latency10:16:413
339950,0migration/318807-21taskset08:32:243
339950,0migration/31865-21kthreadcore09:46:403
339950,0migration/31804-21runrttasks12:33:453
339950,0migration/317874-21latency_hist11:11:233
339950,0migration/316795-21munin-node10:51:383
339950,0migration/316634-21fschecks_time08:56:353
339950,0migration/31221-21kthreadcore08:21:403
339950,0migration/311978-21kthreadcore08:51:393
339950,0migration/311406-21unixbench-2d10:26:473
329950,0watchdog/317179-21sh12:24:303
329950,0watchdog/317179-21sh12:24:303
329950,0watchdog/316009-21ssh09:52:423
329950,0watchdog/30-21swapper/312:36:343
329950,0watchdog/30-21swapper/309:16:463
29815050,0irq/29-eth0-tx-8980-21munin-node09:51:352
29815050,0irq/29-eth0-tx-8741-21kthreadcore09:31:392
29815050,0irq/29-eth0-tx-4243-21ssh10:25:342
29815050,0irq/29-eth0-tx-31611-21ssh10:58:182
29815050,0irq/29-eth0-tx-29249-21ssh10:37:542
29815050,0irq/29-eth0-tx-26613-21munin-node08:41:420
29815050,0irq/29-eth0-tx-22887-21munin-node08:16:400
29815050,0irq/29-eth0-tx-18839-21iostat09:56:382
29815050,0irq/29-eth0-tx-12723-21ssh11:44:092
29815050,0irq/29-eth0-tx-10588-21if_err_eth012:21:382
29815050,0irq/29-eth0-tx-10588-21if_err_eth012:21:382
29815050,0irq/29-eth0-tx-0-21swapper/211:26:442
29815050,0irq/29-eth0-tx-0-21swapper/210:15:242
29815050,0irq/29-eth0-tx-0-21swapper/009:16:340
29815050,0irq/29-eth0-tx-0-21swapper/009:13:550
29815050,0irq/29-eth0-tx-0-21swapper/008:48:330
29815050,0irq/29-eth0-tx-0-21swapper/007:56:420
29815050,0irq/29-eth0-tx-0-21swapper/007:36:510
29805050,0irq/28-eth0-rx-2494-21ssh10:06:303
29805050,0irq/28-eth0-rx-17018-21kthreadcore10:31:413
29805050,0irq/28-eth0-rx-10160-21kthreadcore11:41:423
29805050,0irq/28-eth0-rx-0-21swapper/312:42:233
29805050,0irq/28-eth0-rx-0-21swapper/312:12:073
29805050,0irq/28-eth0-rx-0-21swapper/311:56:593
29805050,0irq/28-eth0-rx-0-21swapper/310:46:413
29805050,0irq/28-eth0-rx-0-21swapper/309:36:433
29805050,0irq/28-eth0-rx-0-21swapper/309:21:393
29805050,0irq/28-eth0-rx-0-21swapper/308:06:343
259950,0migration/27335-21taskset08:46:402
259950,0migration/26820-21kthreadcore08:26:392
259950,0migration/23308-21kthreadcore09:46:402
259950,0migration/232119-21kthreadcore07:36:382
259950,0migration/229470-21sh11:52:462
259950,0migration/227531-21kthreadcore09:41:392
259950,0migration/226013-21ntp_offset10:16:422
259950,0migration/217873-21latency_hist11:11:232
259950,0migration/213837-21kthreadcore11:06:412
19150,0ktimersoftd/10-21swapper/112:35:291
179950,0migration/18471-21taskset08:06:321
179950,0migration/15434-21kthreadcore12:16:401
179950,0migration/13346-21kthreadcore08:01:391
179950,0migration/132363-21munin-node10:01:421
179950,0migration/129956-21latency_hist08:21:221
179950,0migration/122398-21cpuspeed_turbos10:36:331
179950,0migration/121718-21kthreadcore12:06:411
179950,0migration/11954-21kthreadcore07:36:391
179950,0migration/118748-21kthreadcore08:11:401
179950,0migration/114047-21kthreadcore07:46:391
179950,0migration/113907-21irqrtprio09:16:401
169950,0watchdog/121015-21if_eth1.210:16:381
149950,0migration/09477-21kthreadcore10:26:400
149950,0migration/08412-21kthreadcore08:26:400
149950,0migration/08185-21taskset12:18:240
149950,0migration/06360-21kernelversion07:41:390
149950,0migration/05915-21kthreadcore11:01:410
149950,0migration/05043-21kthreadcore08:01:400
149950,0migration/04551-21taskset08:24:250
149950,0migration/04490-21kthreadcore07:16:380
149950,0migration/04287-21sh11:39:500
149950,0migration/0412-21kthreadcore11:56:390
149950,0migration/029002-21kthreadcore10:01:400
149950,0migration/028471-21latency_hist10:21:230
149950,0migration/026821-21kthreadcore12:11:390
149950,0migration/025658-21kthreadcore09:21:390
149950,0migration/024957-21gltestperf09:41:360
149950,0migration/023301-21if_eth1.310:36:370
149950,0migration/022688-21kthreadcore08:36:390
149950,0migration/021728-21munin-node08:11:430
149950,0migration/021164-21hwlatdetect11:31:380
149950,0migration/019711-21kthreadcore11:11:390
149950,0migration/018934-21irqcore09:56:380
149950,0migration/016022-21aten2.4-expect08:56:340
149950,0migration/015018-21kthreadcore12:41:400
149950,0migration/014634-21timerandwakeup07:21:460
149950,0migration/012914-21kthreadcore12:01:420
149950,0migration/011899-21kthreadcore11:06:400
149950,0migration/011694-21kthreadcore09:51:390
149950,0migration/011512-21cpuspeed_turbos10:11:350
149950,0migration/011431-21latency_hist11:26:230
149950,0migration/010655-21sh12:39:040
8305040,0irq/26-0000:00:0-21swapper/210:06:232
7269943,0cyclictest23944-21awk08:16:382
7269943,0cyclictest0-21swapper/209:06:372
7259944,0cyclictest0-21swapper/111:27:321
7259944,0cyclictest0-21swapper/110:43:131
7259944,0cyclictest0-21swapper/108:32:411
7259944,0cyclictest0-21swapper/107:21:541
7259943,0cyclictest6257-21awk11:41:391
7259943,0cyclictest5837-21awk07:41:371
7259943,0cyclictest3571-21lldpd11:07:261
7259943,0cyclictest3571-21lldpd08:53:551
7259943,0cyclictest3571-21lldpd08:26:231
7259943,0cyclictest3524-21snmpd09:13:071
7259943,0cyclictest3524-21snmpd07:54:511
7259943,0cyclictest3524-21snmpd07:27:061
7259943,0cyclictest3524-21snmpd07:19:211
7259943,0cyclictest27713-21awk11:16:371
7259943,0cyclictest27551-21awk07:56:381
7259943,0cyclictest25472-21awk10:56:381
7259943,0cyclictest19124-21awk11:11:381
7259943,0cyclictest18669-21awk09:56:371
7259943,0cyclictest14886-21awk11:46:381
7249943,0cyclictest3571-21lldpd10:44:560
7249943,0cyclictest3571-21lldpd09:38:550
7249943,0cyclictest30061-21sadc09:06:220
7249943,0cyclictest25528-21awk10:56:390
7249943,0cyclictest20949-21awk10:16:370
7249943,0cyclictest20279-21awk07:51:390
7249943,0cyclictest13175-21awk07:46:380
7249942,0cyclictest23867-21kworker/0:110:31:400
7249941,0cyclictest0-21swapper/007:31:330
7249940,0cyclictest15493-21munin-node07:26:340
339940,0migration/3583-21taskset07:58:063
339940,0migration/326943-21kthreadcore07:31:403
339940,0migration/326175-21taskset08:39:013
339940,0migration/32320-21irqcore07:16:373
339940,0migration/320484-21taskset11:31:363
339940,0migration/314573-21kthreadcore07:46:393
339940,0migration/314322-21diskmemload12:02:293
339940,0migration/311051-21latency09:11:403
329940,0watchdog/324875-21kthreadcore07:51:413
329940,0watchdog/30-21swapper/312:26:383
329940,0watchdog/30-21swapper/312:06:343
329940,0watchdog/30-21swapper/310:36:383
329940,0watchdog/30-21swapper/310:01:263
329940,0watchdog/30-21swapper/308:49:253
329940,0watchdog/30-21swapper/308:20:453
29815040,0irq/29-eth0-tx-8533-21telnet08:06:330
29815040,0irq/29-eth0-tx-28764-21munin-node11:36:492
29815040,0irq/29-eth0-tx-0-21swapper/212:07:372
29815040,0irq/29-eth0-tx-0-21swapper/212:01:362
29815040,0irq/29-eth0-tx-0-21swapper/211:46:302
29815040,0irq/29-eth0-tx-0-21swapper/211:33:422
29815040,0irq/29-eth0-tx-0-21swapper/211:01:362
29815040,0irq/29-eth0-tx-0-21swapper/210:46:382
29815040,0irq/29-eth0-tx-0-21swapper/210:42:032
29815040,0irq/29-eth0-tx-0-21swapper/210:26:292
29815040,0irq/29-eth0-tx-0-21swapper/209:38:492
29815040,0irq/29-eth0-tx-0-21swapper/209:26:342
29815040,0irq/29-eth0-tx-0-21swapper/209:23:332
29815040,0irq/29-eth0-tx-0-21swapper/008:51:340
29805040,0irq/28-eth0-rx-11316-21kthreadcore07:21:393
29805040,0irq/28-eth0-rx-0-21swapper/311:53:033
29805040,0irq/28-eth0-rx-0-21swapper/310:11:483
29805040,0irq/28-eth0-rx-0-21swapper/309:56:303
29805040,0irq/28-eth0-rx-0-21swapper/309:01:353
29805040,0irq/28-eth0-rx-0-21swapper/308:02:363
29805040,0irq/28-eth0-rx-0-21swapper/307:41:223
259940,0migration/2788-21kthreadcore11:56:402
259940,0migration/231483-21kthreadcore08:41:392
259940,0migration/229342-21kthreadcore12:11:402
259940,0migration/226757-21aten_r1power_vo11:16:342
259940,0migration/226189-21runrttasks08:39:122
259940,0migration/222192-21kthreadcore07:51:402
259940,0migration/218387-21unixbench_multi12:41:482
259940,0migration/216384-21kthreadcore10:31:412
259940,0migration/216140-21munin-node08:11:352
259940,0migration/215069-21kthreadcore09:16:402
259940,0migration/212107-21aten_r1power_po07:46:342
259940,0migration/210460-21kthreadcore07:41:402
249940,0watchdog/26164-21grep12:36:382
249940,0watchdog/22817-21ssh11:21:262
249940,0watchdog/2191602sleep212:26:382
249940,0watchdog/21407-21diskstats07:16:332
249940,0watchdog/211229-21munin-node09:11:422
249940,0watchdog/20-21swapper/210:51:382
179940,0migration/15621-21taskset11:57:151
179940,0migration/14851-21kthreadcore09:46:401
179940,0migration/132167-21kthreadcore08:21:391
179940,0migration/132045-21kthreadcore10:21:411
179940,0migration/130423-21sh09:06:351
179940,0migration/126704-21aten_r1power_fr08:41:331
179940,0migration/118529-21kthreadcore10:31:421
179940,0migration/118016-21kthreadcore10:51:401
179940,0migration/116413-21kthreadcore12:41:411
179940,0migration/112424-21kthreadcore09:51:401
169940,0watchdog/13791-21grep12:36:341
169940,0watchdog/10-21swapper/111:51:461
169940,0watchdog/10-21swapper/111:01:421
149940,0migration/06348-21kthreadcore11:21:400
7269932,0cyclictest29675-21grep07:56:392
7269932,0cyclictest2303-21awk08:01:382
7269932,0cyclictest16041-21grep07:26:342
7259933,0cyclictest3571-21lldpd09:41:251
7259932,0cyclictest27654-21kthreadcore09:01:411
7259932,0cyclictest12572-21grep09:31:421
7249933,0cyclictest28496-21kworker/0:212:06:340
7249933,0cyclictest28496-21kworker/0:211:51:240
7249933,0cyclictest28496-21kworker/0:211:46:260
7249933,0cyclictest28496-21kworker/0:210:51:280
7249933,0cyclictest28496-21kworker/0:210:46:300
7249933,0cyclictest25617-21kworker/0:112:26:340
7249933,0cyclictest25617-21kworker/0:112:21:240
7249933,0cyclictest25617-21kworker/0:112:21:240
7249933,0cyclictest23867-21kworker/0:110:06:280
7249933,0cyclictest23867-21kworker/0:109:46:380
7249933,0cyclictest23867-21kworker/0:109:26:300
7249933,0cyclictest23867-21kworker/0:109:06:300
7249933,0cyclictest23867-21kworker/0:108:31:300
7249932,0cyclictest3571-21lldpd09:31:250
29805030,0irq/28-eth0-rx-0-21swapper/308:41:333
29805030,0irq/28-eth0-rx-0-21swapper/308:26:343
29805030,0irq/28-eth0-rx-0-21swapper/308:11:233
27130,0ktimersoftd/20-21swapper/208:57:462
249930,0watchdog/20-21swapper/209:01:422
249930,0watchdog/20-21swapper/208:51:332
249930,0watchdog/20-21swapper/208:21:332
19130,0ktimersoftd/10-21swapper/108:57:461
169930,0watchdog/10-21swapper/111:34:261
169930,0watchdog/10-21swapper/108:49:251
169930,0watchdog/10-21swapper/108:36:331
7269921,0cyclictest0-21swapper/207:21:222
249920,0watchdog/20-21swapper/207:31:332
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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