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2026-03-04 - 00:19
[ 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 #1, slot #2

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.
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 376 highest latencies:
System rack1slot2s.osadl.org (updated Tue Mar 03, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1951223728,0sleep10-21swapper/107:02:031
1318023624,0sleep20-21swapper/206:57:362
304450350,0irq/25-eth10-21swapper/306:58:473
1918223329,0sleep00-21swapper/006:58:140
196229999,0cyclictest0-21swapper/209:02:472
339970,0migration/331512-21runrttasks11:09:283
35160,0ktimersoftd/30-21swapper/311:56:283
339960,0migration/39502-21sh09:16:173
339960,0migration/34113-21sh11:12:423
339960,0migration/331531-21sh11:30:433
339960,0migration/324743-21sh10:05:093
339960,0migration/324520-21sh10:46:233
339960,0migration/322513-21sh11:43:363
339960,0migration/320681-21munin-node07:02:403
339960,0migration/320681-21munin-node07:02:403
29725060,0irq/27-eth0-tx-23683-21munin-node08:42:460
29715060,0irq/26-eth0-rx-29102-21pmu-power12:27:453
27160,0ktimersoftd/20-21swapper/210:25:302
196229965,0cyclictest19011-21grep10:02:412
196219966,0cyclictest0-21swapper/110:17:481
196199963,0cyclictest0-21swapper/011:57:260
19160,0ktimersoftd/10-21swapper/110:25:301
149960,0migration/08640-21sh09:14:030
149960,0migration/031811-21rt-features09:07:470
149960,0migration/030879-21sh11:28:470
149960,0migration/014263-21sh11:37:570
149960,0migration/011302-21kthreadcore08:07:420
8215050,0irq/24-0000:00:24887-21latency_hist10:47:262
4150,0ktimersoftd/00-21swapper/010:13:130
339950,0migration/34682-21aten_r1power_en08:52:383
339950,0migration/34451-21kthreadcore08:02:413
339950,0migration/328111-21sshd07:55:583
339950,0migration/327235-21kthreadcore11:47:423
339950,0migration/325154-21diskmemload09:24:293
339950,0migration/322588-21taskset12:04:553
339950,0migration/322555-21munin-node11:02:473
339950,0migration/321305-21kthreadcore08:37:433
339950,0migration/314309-21needreboot10:57:443
339950,0migration/310817-21kthreadcore07:42:433
339950,0migration/310619-21fschecks_count09:37:383
29725050,0irq/27-eth0-tx-3131-21kthreadcore11:12:422
29725050,0irq/27-eth0-tx-2483-21hwlatdetect09:52:402
29725050,0irq/27-eth0-tx-21013-21cut11:42:432
29725050,0irq/27-eth0-tx-16152-21munin-node08:12:440
29725050,0irq/27-eth0-tx-15729-21munin-node12:02:462
29725050,0irq/27-eth0-tx-15393-21grep12:22:262
29725050,0irq/27-eth0-tx-11001-21expr09:17:402
29725050,0irq/27-eth0-tx-10429-21munin-node08:32:460
29725050,0irq/27-eth0-tx-0-21swapper/211:03:262
29725050,0irq/27-eth0-tx-0-21swapper/210:35:322
29725050,0irq/27-eth0-tx-0-21swapper/007:13:220
29715050,0irq/26-eth0-rx-32588-21chrt09:48:503
29715050,0irq/26-eth0-rx-27376-21munin-node09:27:403
29715050,0irq/26-eth0-rx-25680-21grep10:47:383
29715050,0irq/26-eth0-rx-24314-21ssh09:03:353
29715050,0irq/26-eth0-rx-23695-21aten_r1power_cu08:42:383
29715050,0irq/26-eth0-rx-18222-21ssh09:42:373
29715050,0irq/26-eth0-rx-14397-21ssh11:38:213
29715050,0irq/26-eth0-rx-12462-21cut11:57:443
29715050,0irq/26-eth0-rx-10532-21tr11:17:443
29715050,0irq/26-eth0-rx-0-21swapper/312:18:533
29715050,0irq/26-eth0-rx-0-21swapper/312:07:403
29715050,0irq/26-eth0-rx-0-21swapper/310:41:023
29715050,0irq/26-eth0-rx-0-21swapper/310:22:423
29715050,0irq/26-eth0-rx-0-21swapper/310:16:573
29715050,0irq/26-eth0-rx-0-21swapper/309:58:483
29715050,0irq/26-eth0-rx-0-21swapper/309:32:493
29715050,0irq/26-eth0-rx-0-21swapper/309:19:173
29715050,0irq/26-eth0-rx-0-21swapper/308:07:433
259950,0migration/28817-21kthreadcore08:52:442
259950,0migration/27314-21sh10:12:482
259950,0migration/231964-21latency_hist11:52:262
259950,0migration/228400-21kthreadcore11:47:422
259950,0migration/227428-21irqrtprio09:47:452
259950,0migration/227427-21kthreadcore08:17:432
259950,0migration/22736-21munin-node07:37:432
259950,0migration/224000-21taskset11:26:572
259950,0migration/223609-21latency_hist12:07:262
259950,0migration/216979-21sh10:00:472
259950,0migration/214732-21sh10:37:442
259950,0migration/214258-21timerandwakeup07:42:492
249950,0watchdog/28123-21vmstat09:12:492
196219955,0cyclictest17775-21diskmemload12:27:431
196219950,0cyclictest0-21swapper/111:54:361
196199955,0cyclictest0-21swapper/012:02:380
19150,0ktimersoftd/117775-21diskmemload09:46:261
179950,0migration/12350-21munin-node09:32:381
179950,0migration/117700-21kthreadcore11:42:421
179950,0migration/112179-21idleruntime08:57:401
179950,0migration/11119-21munin-node10:52:371
179950,0migration/110986-21taskset08:55:481
169950,0watchdog/115678-21ssh11:42:081
149950,0migration/09599-21timerwakeupswit08:27:490
149950,0migration/08612-21taskset09:33:390
149950,0migration/07507-21aten_r1power_en12:17:370
149950,0migration/07447-21sh10:54:110
149950,0migration/0618-21cpuspeed_turbos11:12:370
149950,0migration/0400-21taskset07:12:120
149950,0migration/03243-21taskset08:24:570
149950,0migration/031913-21munin-node09:47:510
149950,0migration/028392-21kthreadcore11:07:420
149950,0migration/027582-21kthreadcore12:07:430
149950,0migration/027345-21munin-node09:27:400
149950,0migration/027198-21kthreadcore11:47:420
149950,0migration/026760-21if_eth110:07:410
149950,0migration/026260-21dump-pmu-power07:07:270
149950,0migration/026260-21dump-pmu-power07:07:270
149950,0migration/025095-21kthreadcore07:27:430
149950,0migration/024119-21sh11:06:120
149950,0migration/023837-21switchtime09:02:490
149950,0migration/022558-21munin-node08:37:460
149950,0migration/021894-21aten_r1power_fr07:52:380
149950,0migration/021348-21kthreadcore11:42:430
149950,0migration/019601-21kthreadcore10:42:440
149950,0migration/018628-21fschecks_count09:42:390
149950,0migration/017356-21sh10:01:560
149950,0migration/017263-21kthreadcore12:22:410
149950,0migration/015489-21df_abs07:47:410
149950,0migration/015214-21proc_pri10:17:490
149950,0migration/010938-21taskset08:55:150
149950,0migration/010895-21fschecks_time09:17:400
8215040,0irq/24-0000:00:0-21swapper/208:27:262
4140,0ktimersoftd/00-21swapper/010:26:470
339940,0migration/332720-21kthreadcore08:47:423
339940,0migration/331731-21diskmemload10:28:033
339940,0migration/330668-21kthreadcore09:07:443
339940,0migration/329528-21kthreadcore07:07:433
339940,0migration/328817-21kthreadcore07:32:433
339940,0migration/313228-21kthreadcore10:17:443
29725040,0irq/27-eth0-tx-0-21swapper/212:27:282
29725040,0irq/27-eth0-tx-0-21swapper/212:17:312
29725040,0irq/27-eth0-tx-0-21swapper/212:12:392
29725040,0irq/27-eth0-tx-0-21swapper/211:37:342
29725040,0irq/27-eth0-tx-0-21swapper/211:32:542
29725040,0irq/27-eth0-tx-0-21swapper/211:19:382
29725040,0irq/27-eth0-tx-0-21swapper/210:52:392
29725040,0irq/27-eth0-tx-0-21swapper/210:17:402
29725040,0irq/27-eth0-tx-0-21swapper/209:37:262
29725040,0irq/27-eth0-tx-0-21swapper/209:32:332
29725040,0irq/27-eth0-tx-0-21swapper/007:37:450
29725040,0irq/27-eth0-tx-0-21swapper/007:32:430
29715040,0irq/26-eth0-rx-0-21swapper/312:23:473
29715040,0irq/26-eth0-rx-0-21swapper/312:12:423
29715040,0irq/26-eth0-rx-0-21swapper/311:32:413
29715040,0irq/26-eth0-rx-0-21swapper/311:22:523
29715040,0irq/26-eth0-rx-0-21swapper/310:52:303
29715040,0irq/26-eth0-rx-0-21swapper/310:32:563
29715040,0irq/26-eth0-rx-0-21swapper/310:07:453
29715040,0irq/26-eth0-rx-0-21swapper/309:52:423
29715040,0irq/26-eth0-rx-0-21swapper/308:17:433
29715040,0irq/26-eth0-rx-0-21swapper/307:51:523
29715040,0irq/26-eth0-rx-0-21swapper/307:17:403
259940,0migration/28796-21sh10:57:302
259940,0migration/23567-21kthreadcore07:12:412
259940,0migration/229167-21kthreadcore11:27:422
259940,0migration/228339-21kthreadcore10:27:422
259940,0migration/228127-21kthreadcore10:07:432
259940,0migration/227946-21runrttasks07:54:012
259940,0migration/227086-21fschecks_time07:07:392
259940,0migration/226985-21fschecks_count09:27:382
259940,0migration/226736-21kthreadcore10:47:422
259940,0migration/220513-21kthreadcore09:42:432
249940,0watchdog/232006-21timerwakeupswit09:07:492
249940,0watchdog/229346-21python08:42:492
249940,0watchdog/225871-21seq07:03:092
249940,0watchdog/225871-21seq07:03:092
249940,0watchdog/221822-21smartctl08:12:492
249940,0watchdog/211544-21cut07:17:452
249940,0watchdog/20-21swapper/211:58:162
249940,0watchdog/20-21swapper/207:47:452
196229943,0cyclictest3556-21lldpd08:12:222
196229943,0cyclictest3556-21lldpd07:23:522
196229943,0cyclictest3514-21snmpd08:49:192
196229943,0cyclictest3514-21snmpd08:25:192
196229943,0cyclictest25818-21awk11:07:402
196229943,0cyclictest12324-21awk08:57:412
196229943,0cyclictest11408-21awk08:32:422
196229940,0cyclictest0-21swapper/209:24:312
196219944,0cyclictest0-21swapper/112:22:311
196219943,0cyclictest3556-21lldpd12:03:241
196219943,0cyclictest3556-21lldpd11:30:241
196219943,0cyclictest3556-21lldpd10:58:241
196219943,0cyclictest3556-21lldpd10:51:241
196219943,0cyclictest3556-21lldpd10:05:521
196219943,0cyclictest3556-21lldpd09:54:221
196219943,0cyclictest3556-21lldpd07:42:521
196219943,0cyclictest3556-21lldpd07:07:521
196219943,0cyclictest3241-21irqbalance11:02:441
196219943,0cyclictest3241-21irqbalance10:14:251
196219943,0cyclictest3241-21irqbalance09:26:151
196219943,0cyclictest26964-21awk09:07:411
196219943,0cyclictest2075-21awk10:32:401
196219943,0cyclictest18110-21awk10:42:421
196219943,0cyclictest1275-21awk11:12:391
196219943,0cyclictest10664-21awk09:57:411
196219943,0cyclictest10328-21awk08:07:401
196199944,0cyclictest0-21swapper/011:24:290
196199943,0cyclictest8597-21awk11:57:410
196199943,0cyclictest8454-21munin-node07:42:400
196199943,0cyclictest8454-21awk07:17:430
196199943,0cyclictest3556-21lldpd09:53:230
196199943,0cyclictest26028-21awk10:47:400
196199943,0cyclictest18767-21awk10:02:400
196199940,0cyclictest14152-21munin-node07:22:440
179940,0migration/16932-21kthreadcore09:12:431
179940,0migration/16636-21kthreadcore08:27:431
179940,0migration/132075-21sh11:11:071
179940,0migration/131312-21swap10:27:471
179940,0migration/130818-21kthreadcore07:57:431
179940,0migration/130272-21latency_hist08:47:261
179940,0migration/127524-21kthreadcore10:07:431
179940,0migration/126309-21aten2.4-expect09:47:411
179940,0migration/124875-21irqcore12:07:411
179940,0migration/122168-21kthreadcore07:02:431
179940,0migration/122168-21kthreadcore07:02:431
179940,0migration/11730-21aten_r1power_cu07:37:381
179940,0migration/116161-21kthreadcore07:22:431
179940,0migration/115689-21needreboot09:17:451
179940,0migration/113765-21kthreadcore11:17:451
169940,0watchdog/18133-21perl07:17:411
169940,0watchdog/128496-21switchtime08:17:491
169940,0watchdog/121198-21kthreadcore08:12:451
169940,0watchdog/112891-21memory12:17:441
169940,0watchdog/10-21swapper/111:57:441
169940,0watchdog/10-21swapper/109:02:411
169940,0watchdog/10-21swapper/108:02:411
169940,0watchdog/10-21swapper/107:12:411
149940,0migration/09885-21kthreadcore11:17:430
149940,0migration/06625-21sh12:15:520
149940,0migration/031510-21kthreadcore07:57:430
149940,0migration/029911-21kthreadcore10:27:420
149940,0migration/02851-21aten_r1power_po08:02:360
149940,0migration/024257-21sh09:22:490
339930,0migration/317842-21kthreadcore08:12:443
29715030,0irq/26-eth0-rx-0-21swapper/308:59:453
29715030,0irq/26-eth0-rx-0-21swapper/308:32:373
29715030,0irq/26-eth0-rx-0-21swapper/308:24:383
29715030,0irq/26-eth0-rx-0-21swapper/307:57:373
29715030,0irq/26-eth0-rx-0-21swapper/307:42:093
29715030,0irq/26-eth0-rx-0-21swapper/307:27:373
29715030,0irq/26-eth0-rx-0-21swapper/307:22:293
259930,0migration/229053-21kthreadcore07:32:442
249930,0watchdog/20-21swapper/208:02:412
196229932,0cyclictest17881-21awk08:37:402
196229932,0cyclictest1718-21sensors07:57:472
196219932,0cyclictest684-21sensors07:32:481
196219932,0cyclictest3556-21lldpd11:47:541
196219932,0cyclictest3514-21snmpd08:34:401
196219932,0cyclictest32157-21df_inode12:12:371
196219932,0cyclictest27457-21awk09:27:401
196219932,0cyclictest2694-21sensors08:22:481
196219932,0cyclictest17926-21awk08:37:401
196219932,0cyclictest12306-21kthreadcore09:37:421
196199933,0cyclictest6171-21kworker/0:012:27:270
196199933,0cyclictest6171-21kworker/0:011:32:310
196199933,0cyclictest6171-21kworker/0:010:57:330
196199933,0cyclictest6171-21kworker/0:010:37:290
196199933,0cyclictest6171-21kworker/0:010:32:280
196199933,0cyclictest6171-21kworker/0:009:37:320
196199933,0cyclictest6171-21kworker/0:008:17:400
196199932,0cyclictest32628-21grep08:47:420
196199932,0cyclictest12252-21awk08:57:400
179930,0migration/12961-21kthreadcore11:32:411
179930,0migration/112451-21kthreadcore10:37:421
169930,0watchdog/123190-21ssh11:24:361
169930,0watchdog/10-21swapper/108:42:491
169930,0watchdog/10-21swapper/107:52:451
169930,0watchdog/10-21swapper/107:47:451
29715020,0irq/26-eth0-rx-0-21swapper/308:30:473
29715020,0irq/26-eth0-rx-0-21swapper/307:12:363
249920,0watchdog/20-21swapper/207:27:372
196219921,0cyclictest3241-21irqbalance07:27:351
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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