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2026-03-01 - 14:16
[ 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 792 highest latencies:
System rack1slot2.osadl.org (updated Sun Mar 01, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2936323626,0sleep10-21swapper/107:12:491
2942323526,0sleep20-21swapper/207:13:302
2604523222,0sleep30-21swapper/307:11:513
2951223127,0sleep00-21swapper/007:14:320
29755991212,0cyclictest3524-21snmpd12:29:140
297559970,0cyclictest7199-40yum-updatesd-he10:11:290
4160,0ktimersoftd/00-21swapper/011:50:420
35160,0ktimersoftd/322743-21cpu10:01:443
35160,0ktimersoftd/30-21swapper/311:50:423
339960,0migration/330772-21needreboot10:21:503
339960,0migration/317562-21sh12:26:503
339960,0migration/316152-21timerandwakeup10:31:583
339960,0migration/314922-21sh10:13:593
329960,0watchdog/329256-21cut09:46:443
29815060,0irq/29-eth0-tx-4860-21munin-node07:21:480
29815060,0irq/29-eth0-tx-19438-21munin-node08:16:490
29815060,0irq/29-eth0-tx-1427-21munin-node08:26:470
29805060,0irq/28-eth0-rx-32483-21cut10:06:503
29805060,0irq/28-eth0-rx-3011-21port_sshpriv11:01:543
29805060,0irq/28-eth0-rx-29568-21kthreadcore11:56:523
29805060,0irq/28-eth0-rx-12935-21perl08:11:443
29805060,0irq/28-eth0-rx-11891-21sensors_volt11:06:553
297569960,0cyclictest0-21swapper/107:46:471
297559965,0cyclictest19204-21crond08:16:320
149960,0migration/030476-21sh11:19:350
149960,0migration/029136-21kthreadcore09:26:510
149960,0migration/015923-21latency_hist08:36:320
149960,0migration/013032-21sh11:09:030
149960,0migration/012266-21kthreadcore07:46:500
8305050,0irq/26-0000:00:2061-21jbd2/md0-809:11:332
8305050,0irq/26-0000:00:20464-21crond12:11:332
4150,0ktimersoftd/00-21swapper/010:43:490
339950,0migration/38259-21taskset07:46:023
339950,0migration/33726-21kthreadcore09:11:493
339950,0migration/332131-21kthreadcore12:16:483
339950,0migration/331987-21kthreadcore08:01:483
339950,0migration/32728-21kthreadcore08:46:513
339950,0migration/325656-21munin-node09:01:533
339950,0migration/325626-21diskmemload11:36:463
339950,0migration/323498-21fschecks_time11:16:463
339950,0migration/323481-21munin-node08:41:443
339950,0migration/322401-21kthreadcore10:56:513
339950,0migration/319309-21kthreadcore11:31:503
339950,0migration/318390-21fschecks_time09:21:473
339950,0migration/312453-21sh12:22:143
339950,0migration/311199-21kthreadcore09:51:513
339950,0migration/31078-21ksmtuned08:25:173
339950,0migration/310402-21kthreadcore11:26:493
339950,0migration/310079-21kthreadcore12:41:493
329950,0watchdog/317159-21munin-node08:36:473
329950,0watchdog/312956-21iostat_ios09:36:483
329950,0watchdog/311292-21ssh10:50:363
29815050,0irq/29-eth0-tx-3284-21sendmail_mailst12:16:522
29815050,0irq/29-eth0-tx-22941-21munin-node07:56:490
29815050,0irq/29-eth0-tx-0-21swapper/212:29:442
29815050,0irq/29-eth0-tx-0-21swapper/212:01:452
29815050,0irq/29-eth0-tx-0-21swapper/211:20:192
29815050,0irq/29-eth0-tx-0-21swapper/211:12:192
29815050,0irq/29-eth0-tx-0-21swapper/211:06:372
29815050,0irq/29-eth0-tx-0-21swapper/210:56:342
29815050,0irq/29-eth0-tx-0-21swapper/009:06:510
29805050,0irq/28-eth0-rx-9743-21sendmail_mailqu12:01:533
29805050,0irq/28-eth0-rx-7093-21ssh11:25:333
29805050,0irq/28-eth0-rx-4512-21kthreadcore09:31:493
29805050,0irq/28-eth0-rx-31453-21cut07:36:503
29805050,0irq/28-eth0-rx-30686-21ssh12:34:583
29805050,0irq/28-eth0-rx-30396-21cut10:41:503
29805050,0irq/28-eth0-rx-2866-21kthreadcore11:41:493
29805050,0irq/28-eth0-rx-22628-21kthreadcore12:11:513
29805050,0irq/28-eth0-rx-22049-21kthreadcore09:41:503
29805050,0irq/28-eth0-rx-11114-21head08:06:523
29805050,0irq/28-eth0-rx-0-21swapper/312:40:183
29805050,0irq/28-eth0-rx-0-21swapper/312:11:113
29805050,0irq/28-eth0-rx-0-21swapper/310:53:533
29805050,0irq/28-eth0-rx-0-21swapper/310:53:533
29805050,0irq/28-eth0-rx-0-21swapper/310:37:413
29805050,0irq/28-eth0-rx-0-21swapper/310:17:153
29805050,0irq/28-eth0-rx-0-21swapper/310:00:303
29805050,0irq/28-eth0-rx-0-21swapper/309:26:453
297579955,0cyclictest0-21swapper/212:45:152
297579954,0cyclictest3524-21snmpd08:24:392
297579950,0cyclictest0-21swapper/212:12:462
297579950,0cyclictest0-21swapper/211:28:282
297569955,0cyclictest0-21swapper/112:21:541
297569950,0cyclictest0-21swapper/111:53:501
297559955,0cyclictest0-21swapper/011:31:540
297559955,0cyclictest0-21swapper/010:24:440
297559955,0cyclictest0-21swapper/008:22:050
297559950,0cyclictest0-21swapper/012:24:050
297559950,0cyclictest0-21swapper/010:29:180
297559950,0cyclictest0-21swapper/007:42:210
27150,0ktimersoftd/28715-21diskmemload11:50:422
259950,0migration/25404-21munin-node10:06:582
259950,0migration/230905-21sh12:35:332
259950,0migration/22672-21sh09:31:372
259950,0migration/216212-21sh09:18:582
179950,0migration/17365-21kthreadcore11:06:501
179950,0migration/132303-21missed_timers07:36:511
179950,0migration/13209-21kthreadcore07:41:481
179950,0migration/130316-21if_eth011:01:481
179950,0migration/117585-21kthreadcore08:36:481
179950,0migration/117356-21latency_hist09:21:331
179950,0migration/116682-21munin-node10:16:451
179950,0migration/114688-21kthreadcore10:31:511
179950,0migration/112383-21cpuspeed_turbos12:06:461
169950,0watchdog/130235-21taskset11:18:561
169950,0watchdog/129718-21chrt07:59:111
149950,0migration/08790-21kthreadcore08:06:490
149950,0migration/06614-21kthreadcore10:46:500
149950,0migration/06417-21kthreadcore12:01:490
149950,0migration/05146-21latency_hist09:51:330
149950,0migration/03613-21kthreadcore11:41:500
149950,0migration/029175-21sh11:01:420
149950,0migration/028754-21sh10:01:530
149950,0migration/024504-21munin-node12:31:500
149950,0migration/021472-21munin-node09:41:480
149950,0migration/019246-21kthreadcore09:56:500
149950,0migration/017630-21kthreadcore11:11:490
149950,0migration/017629-21irqrtprio10:16:480
149950,0migration/014667-21kthreadcore10:51:510
149950,0migration/014667-21kthreadcore10:51:510
149950,0migration/013864-21irqrtprio08:56:490
149950,0migration/012376-21fschecks_time09:36:450
149950,0migration/010251-21munin-node10:31:460
8305040,0irq/26-0000:00:0-21swapper/210:26:332
339940,0migration/36634-21irqrtprio08:51:493
339940,0migration/36013-21if_eth1.207:21:483
339940,0migration/32143-21kthreadcore07:16:513
339940,0migration/319310-21taskset09:00:153
329940,0watchdog/35671-21kthreadcore08:26:513
329940,0watchdog/30-21swapper/310:26:403
329940,0watchdog/30-21swapper/307:59:113
29815040,0irq/29-eth0-tx-29700-21ssh10:03:162
29815040,0irq/29-eth0-tx-10637-21ssh10:31:472
29815040,0irq/29-eth0-tx-0-21swapper/211:56:472
29815040,0irq/29-eth0-tx-0-21swapper/211:41:392
29815040,0irq/29-eth0-tx-0-21swapper/211:32:362
29815040,0irq/29-eth0-tx-0-21swapper/211:22:052
29815040,0irq/29-eth0-tx-0-21swapper/211:01:462
29815040,0irq/29-eth0-tx-0-21swapper/210:41:592
29815040,0irq/29-eth0-tx-0-21swapper/210:21:492
29815040,0irq/29-eth0-tx-0-21swapper/209:36:462
29815040,0irq/29-eth0-tx-0-21swapper/209:26:382
29815040,0irq/29-eth0-tx-0-21swapper/209:22:092
29815040,0irq/29-eth0-tx-0-21swapper/009:01:490
29805040,0irq/28-eth0-rx-0-21swapper/311:51:463
29805040,0irq/28-eth0-rx-0-21swapper/311:13:193
29805040,0irq/28-eth0-rx-0-21swapper/309:16:403
29805040,0irq/28-eth0-rx-0-21swapper/308:16:443
29805040,0irq/28-eth0-rx-0-21swapper/307:31:503
297579943,0cyclictest6776-21awk12:21:482
297579943,0cyclictest3571-21lldpd11:52:042
297579943,0cyclictest3571-21lldpd09:05:032
297579943,0cyclictest3571-21lldpd08:57:022
297579943,0cyclictest3571-21lldpd08:05:022
297579943,0cyclictest3571-21lldpd07:54:022
297579943,0cyclictest3571-21lldpd07:18:312
297579943,0cyclictest3524-21snmpd07:24:392
297579943,0cyclictest3250-21irqbalance10:51:392
297579943,0cyclictest3250-21irqbalance10:51:392
297579943,0cyclictest3250-21irqbalance10:36:392
297579943,0cyclictest3250-21irqbalance08:51:392
297579943,0cyclictest2760-21awk09:11:472
297579943,0cyclictest2341-21awk07:41:472
297579943,0cyclictest20393-21awk07:31:492
297579943,0cyclictest17232-21awk10:16:472
297579943,0cyclictest13241-21awk07:26:482
297579943,0cyclictest0-21swapper/211:36:502
297579940,0cyclictest0-21swapper/210:46:492
297569944,0cyclictest0-21swapper/112:34:591
297569944,0cyclictest0-21swapper/110:46:401
297569943,0cyclictest3571-21lldpd11:36:331
297569943,0cyclictest3524-21snmpd12:41:411
297569943,0cyclictest3524-21snmpd09:29:251
297569943,0cyclictest3524-21snmpd08:59:251
297569943,0cyclictest3524-21snmpd08:25:241
297569943,0cyclictest31294-21awk08:01:471
297569943,0cyclictest2859-21awk09:11:481
297569943,0cyclictest28372-21awk11:56:501
297569943,0cyclictest20417-21awk07:31:491
297569940,0cyclictest0-21swapper/110:23:111
297559944,0cyclictest0-21swapper/012:43:280
297559944,0cyclictest0-21swapper/010:38:270
297559943,0cyclictest2745-21awk09:11:470
297559943,0cyclictest26173-21awk11:36:490
297559943,0cyclictest24261-21awk08:41:470
297559943,0cyclictest18702-21awk09:21:490
297559943,0cyclictest16829-21awk07:51:470
297559940,0cyclictest26225-21idleruntime-cro07:36:320
297559940,0cyclictest0-21swapper/008:33:070
259940,0migration/29113-21kthreadcore10:11:492
259940,0migration/25285-21taskset09:51:432
259940,0migration/231343-21idleruntime08:46:472
259940,0migration/224898-21kthreadcore08:41:492
259940,0migration/223520-21fschecks_count07:56:452
259940,0migration/221502-21munin-node09:41:482
259940,0migration/219649-21kthreadcore08:36:492
259940,0migration/214336-21kthreadcore08:31:512
259940,0migration/213955-21taskset09:56:412
249940,0watchdog/232762-21iostat12:36:482
249940,0watchdog/229254-21tr09:46:442
249940,0watchdog/212510-21tr08:11:432
249940,0watchdog/20-21swapper/207:36:432
179940,0migration/16742-21munin-node08:51:501
179940,0migration/16718-21kthreadcore08:06:481
179940,0migration/16107-21fschecks_time09:51:461
179940,0migration/14659-21kthreadcore10:06:511
179940,0migration/14479-21taskset07:19:581
179940,0migration/132637-21kthreadcore10:41:501
179940,0migration/130503-21if_eth112:16:461
179940,0migration/12565-21kthreadcore12:36:501
179940,0migration/122432-21kthreadcore10:36:501
179940,0migration/121475-21fschecks_time10:56:471
179940,0migration/121169-21runrttasks09:58:251
179940,0migration/120756-21aten_r1power_cu12:11:451
179940,0migration/120301-21missed_timers12:26:511
179940,0migration/117589-21kthreadcore07:26:501
179940,0migration/114987-21kthreadcore11:46:521
179940,0migration/11494-21munin-node08:26:451
179940,0migration/114569-21latency08:31:511
179940,0migration/111871-21kthreadcore10:11:501
169940,0watchdog/19710-21ssh11:46:321
169940,0watchdog/19112-21ssh10:30:441
169940,0watchdog/129255-21tr09:46:441
169940,0watchdog/128682-21ssh09:46:281
169940,0watchdog/12741-21aten2.4-expect09:31:441
169940,0watchdog/116333-21ssh09:19:201
169940,0watchdog/10-21swapper/112:01:481
169940,0watchdog/10-21swapper/111:35:321
169940,0watchdog/10-21swapper/111:21:521
169940,0watchdog/10-21swapper/109:39:321
149940,0migration/08394-21kthreadcore09:51:500
149940,0migration/032422-21fschecks_time12:36:460
149940,0migration/030757-21fschecks_count08:01:440
149940,0migration/029705-21kthreadcore11:56:520
149940,0migration/029025-21diskmemload12:16:250
149940,0migration/02721-21kthreadcore12:16:490
149940,0migration/019434-21runrttasks12:08:430
8305030,0irq/26-0000:00:0-21swapper/208:16:322
329930,0watchdog/30-21swapper/307:26:473
29815030,0irq/29-eth0-tx-0-21swapper/009:16:360
29815030,0irq/29-eth0-tx-0-21swapper/007:26:440
29805030,0irq/28-eth0-rx-0-21swapper/309:06:523
29805030,0irq/28-eth0-rx-0-21swapper/308:32:363
29805030,0irq/28-eth0-rx-0-21swapper/307:56:133
297579932,0cyclictest3524-21snmpd07:47:092
297569932,0cyclictest5927-21if_err_eth1.207:21:481
297569932,0cyclictest3524-21snmpd07:55:091
297569932,0cyclictest29125-21grep10:01:571
297569932,0cyclictest29004-21kthreadcore09:06:501
297569932,0cyclictest23147-21kthreadcore09:01:501
297569932,0cyclictest13103-21awk10:51:501
297569932,0cyclictest13103-21awk10:51:501
297569932,0cyclictest12582-21cut11:26:491
297569930,0cyclictest14795-21tune2fs11:11:441
297559932,0cyclictest9576-21grep10:11:490
297559932,0cyclictest8898-21awk11:26:470
297559932,0cyclictest3857-21sensors07:16:550
297559932,0cyclictest24859-21sensors11:51:550
297559932,0cyclictest21675-21awk10:56:490
297559932,0cyclictest0-21swapper/008:51:450
297559930,0cyclictest3532-21perl09:31:460
297559930,0cyclictest32155-21perl11:21:460
297559930,0cyclictest27140-21perl07:36:450
259930,0migration/26046-21kthreadcore08:26:512
179930,0migration/124753-21kthreadcore08:41:491
169930,0watchdog/10-21swapper/108:11:431
329920,0watchdog/30-21swapper/307:46:433
297579920,0cyclictest0-21swapper/208:06:322
297569920,0cyclictest0-21swapper/108:46:351
297559921,0cyclictest3206-17auditd08:46:330
169920,0watchdog/10-21swapper/108:16:351
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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