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2026-02-08 - 15:35
[ 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 Sun Feb 08, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1985825039,0sleep20-21swapper/207:13:562
1992224536,0sleep10-21swapper/107:14:431
1962723127,0sleep00-21swapper/007:11:140
1962022824,0sleep30-21swapper/307:11:093
8305060,0irq/26-0000:00:23205-21munin-plugin-st10:24:482
35160,0ktimersoftd/30-21swapper/311:26:133
339960,0migration/327018-21sh09:47:353
29805060,0irq/28-eth0-rx-30461-21kthreadcore12:20:093
29805060,0irq/28-eth0-rx-26186-21perl10:45:023
29805060,0irq/28-eth0-rx-20357-21grep07:59:483
29805060,0irq/28-eth0-rx-17256-21perl11:55:033
29805060,0irq/28-eth0-rx-0-21swapper/311:42:483
29805060,0irq/28-eth0-rx-0-21swapper/308:19:473
200049966,0cyclictest0-21swapper/110:15:091
149960,0migration/09686-21sh12:09:490
149960,0migration/0833-21sh12:04:300
149960,0migration/030725-21sh11:43:040
149960,0migration/026313-21sh12:18:070
149960,0migration/02220-21sh12:22:290
149960,0migration/019709-21sh12:33:080
149960,0migration/014102-21taskset10:18:230
149960,0migration/012230-21sh09:58:350
149960,0migration/012081-21sh11:14:420
8305050,0irq/26-0000:00:4087-21perf09:54:482
8305050,0irq/26-0000:00:22687-21if_eth1.310:05:052
339950,0migration/39672-21kthreadcore09:55:073
339950,0migration/39227-21kthreadcore11:30:063
339950,0migration/33488-21aten_r1power_fr12:25:013
339950,0migration/332340-21cpuspeed_turbos10:30:003
339950,0migration/33181-21fschecks_time08:10:023
339950,0migration/331533-21latency_hist11:44:493
339950,0migration/330842-21timerwakeupswit09:10:173
339950,0migration/329080-21munin-node08:50:053
339950,0migration/326894-21taskset07:16:343
339950,0migration/325653-21kthreadcore11:20:073
339950,0migration/321204-21sendmail_mailqu10:20:113
339950,0migration/320104-21if_eth111:00:053
339950,0migration/319238-21kthreadcore11:35:073
339950,0migration/318389-21kthreadcore10:00:063
339950,0migration/318376-21munin-node09:05:053
339950,0migration/316448-21munin-node10:55:103
339950,0migration/313065-21kthreadcore07:30:063
339950,0migration/312836-21taskset08:35:203
339950,0migration/312666-21kthreadcore12:10:073
329950,0watchdog/323253-21cut12:15:083
329950,0watchdog/31814-21users11:05:153
329950,0watchdog/30-21swapper/312:35:083
329950,0watchdog/30-21swapper/309:39:553
29815050,0irq/29-eth0-tx-9204-21ssh10:52:232
29815050,0irq/29-eth0-tx-7703-21kthreadcore11:10:062
29815050,0irq/29-eth0-tx-31407-21diskmemload11:03:092
29815050,0irq/29-eth0-tx-21820-21perl11:20:022
29815050,0irq/29-eth0-tx-16711-21munin-node07:35:090
29815050,0irq/29-eth0-tx-15732-21ssh11:53:242
29815050,0irq/29-eth0-tx-14451-21kthreadcore09:40:062
29815050,0irq/29-eth0-tx-1247-21munin-node12:05:052
29815050,0irq/29-eth0-tx-12403-21ssh09:59:072
29815050,0irq/29-eth0-tx-0-21swapper/212:35:432
29815050,0irq/29-eth0-tx-0-21swapper/211:46:272
29815050,0irq/29-eth0-tx-0-21swapper/211:38:212
29815050,0irq/29-eth0-tx-0-21swapper/211:16:112
29815050,0irq/29-eth0-tx-0-21swapper/009:14:590
29815050,0irq/29-eth0-tx-0-21swapper/008:55:040
29805050,0irq/28-eth0-rx-5610-21ssh10:13:403
29805050,0irq/28-eth0-rx-4872-21if_err_eth111:10:043
29805050,0irq/28-eth0-rx-3680-21kthreadcore10:50:063
29805050,0irq/28-eth0-rx-18405-21irqrtprio09:25:033
29805050,0irq/28-eth0-rx-0-21swapper/312:40:073
29805050,0irq/28-eth0-rx-0-21swapper/312:08:293
29805050,0irq/28-eth0-rx-0-21swapper/311:52:043
29805050,0irq/28-eth0-rx-0-21swapper/310:40:043
29805050,0irq/28-eth0-rx-0-21swapper/310:36:543
29805050,0irq/28-eth0-rx-0-21swapper/310:25:133
29805050,0irq/28-eth0-rx-0-21swapper/310:19:263
29805050,0irq/28-eth0-rx-0-21swapper/310:05:063
29805050,0irq/28-eth0-rx-0-21swapper/309:50:063
29805050,0irq/28-eth0-rx-0-21swapper/309:20:533
29805050,0irq/28-eth0-rx-0-21swapper/309:18:033
259950,0migration/25023-21kthreadcore09:15:062
259950,0migration/230559-21munin-node11:25:042
259950,0migration/230096-21kthreadcore12:20:092
259950,0migration/225877-21irqrtprio09:10:092
259950,0migration/225058-21munin-node11:59:592
259950,0migration/217803-21fschecks_time08:20:012
259950,0migration/213593-21sh10:16:552
259950,0migration/21220-21munin-node10:30:042
249950,0watchdog/2693-21kthreadcore11:05:072
249950,0watchdog/224991-21cut11:40:082
200059955,0cyclictest31407-21diskmemload12:44:482
200059950,0cyclictest0-21swapper/210:39:182
200049955,0cyclictest0-21swapper/110:56:561
200049950,0cyclictest0-21swapper/112:39:441
200049950,0cyclictest0-21swapper/111:06:051
200049950,0cyclictest0-21swapper/111:01:301
200039955,0cyclictest0-21swapper/010:45:100
200039950,0cyclictest0-21swapper/011:45:040
179950,0migration/19576-21taskset08:58:081
179950,0migration/13293-21munin-node09:35:021
179950,0migration/131180-21kthreadcore08:50:061
179950,0migration/126627-21processes08:00:101
179950,0migration/116759-21sh11:55:021
169950,0watchdog/116550-21sh09:24:391
169950,0watchdog/111328-21ssh09:55:591
149950,0migration/08077-21kthreadcore07:25:060
149950,0migration/07906-21kthreadcore11:30:060
149950,0migration/07886-21taskset11:49:490
149950,0migration/05206-21kthreadcore09:35:040
149950,0migration/04277-21fschecks_time12:25:030
149950,0migration/03782-21kthreadcore07:45:050
149950,0migration/032583-21kthreadcore08:05:060
149950,0migration/032310-21cpuspeed_turbos10:30:000
149950,0migration/029658-21kthreadcore08:50:060
149950,0migration/025983-21sh11:01:130
149950,0migration/024016-21fschecks_count10:25:010
149950,0migration/023199-21sendmail_mailqu10:40:100
149950,0migration/022601-21kthreadcore07:15:060
149950,0migration/022469-21kthreadcore08:45:060
149950,0migration/018759-21taskset11:15:140
149950,0migration/018604-21kthreadcore10:00:060
149950,0migration/016739-21latency_hist10:39:480
149950,0migration/014958-21fschecks_count11:35:020
149950,0migration/014755-21kthreadcore09:40:060
149950,0migration/01200-21kthreadcore12:40:070
149950,0migration/011972-21kthreadcore08:35:070
149950,0migration/010473-21kthreadcore09:20:090
8305040,0irq/26-0000:00:0-21swapper/307:39:483
339940,0migration/39091-21timerandwakeup08:55:133
339940,0migration/330842-21kthreadcore09:30:073
339940,0migration/330254-21kthreadcore08:05:053
339940,0migration/328228-21fschecks_time07:20:033
339940,0migration/317083-21kthreadcore12:30:093
339940,0migration/310808-21fschecks_time09:00:013
329940,0watchdog/38285-21nfs4_client07:25:073
329940,0watchdog/30-21swapper/311:15:073
329940,0watchdog/30-21swapper/308:45:073
329940,0watchdog/30-21swapper/307:55:033
329940,0watchdog/30-21swapper/307:39:033
29815040,0irq/29-eth0-tx-19453-21ssh09:44:482
29815040,0irq/29-eth0-tx-18992-21awk10:00:082
29815040,0irq/29-eth0-tx-13620-21kthreadcore12:30:082
29815040,0irq/29-eth0-tx-0-21swapper/212:24:592
29815040,0irq/29-eth0-tx-0-21swapper/211:54:522
29815040,0irq/29-eth0-tx-0-21swapper/211:30:062
29815040,0irq/29-eth0-tx-0-21swapper/210:44:592
29815040,0irq/29-eth0-tx-0-21swapper/210:40:182
29815040,0irq/29-eth0-tx-0-21swapper/210:26:222
29815040,0irq/29-eth0-tx-0-21swapper/210:09:582
29815040,0irq/29-eth0-tx-0-21swapper/209:29:552
29815040,0irq/29-eth0-tx-0-21swapper/209:25:242
29815040,0irq/29-eth0-tx-0-21swapper/008:30:100
29805040,0irq/28-eth0-rx-26619-21irqrtprio12:00:053
29805040,0irq/28-eth0-rx-0-21swapper/309:35:003
29805040,0irq/28-eth0-rx-0-21swapper/308:40:133
29805040,0irq/28-eth0-rx-0-21swapper/308:25:043
29805040,0irq/28-eth0-rx-0-21swapper/307:44:483
259940,0migration/29608-21aten2.4-expect07:30:002
259940,0migration/28889-21runrttasks07:25:182
259940,0migration/28258-21kthreadcore08:10:072
259940,0migration/26790-21fschecks_count08:35:022
259940,0migration/2517-21kthreadcore07:45:042
259940,0migration/22811-21aten_r1power_po08:55:002
259940,0migration/22588-21kthreadcore08:30:052
259940,0migration/219274-21fschecks_time12:15:032
259940,0migration/210384-21munin-node09:00:012
249940,0watchdog/221485-21perl08:45:032
249940,0watchdog/212218-21kthreadcore10:55:072
249940,0watchdog/20-21swapper/207:15:072
200059943,0cyclictest3571-21lldpd07:24:472
200059943,0cyclictest3524-21snmpd09:35:552
200059943,0cyclictest3524-21snmpd09:20:102
200059943,0cyclictest3524-21snmpd08:49:552
200059943,0cyclictest3524-21snmpd08:26:242
200059943,0cyclictest3524-21snmpd08:17:542
200059943,0cyclictest3524-21snmpd08:05:542
200059943,0cyclictest3524-21snmpd08:04:092
200059943,0cyclictest25070-21awk07:40:032
200059943,0cyclictest14494-21awk08:40:022
200059943,0cyclictest10996-21awk12:10:042
200049944,0cyclictest0-21swapper/111:10:391
200049943,0cyclictest3571-21lldpd11:14:511
200049943,0cyclictest3524-21snmpd11:34:131
200049943,0cyclictest3524-21snmpd10:48:271
200049943,0cyclictest3524-21snmpd10:40:271
200049943,0cyclictest3524-21snmpd10:24:561
200049943,0cyclictest3524-21snmpd08:41:541
200049943,0cyclictest3524-21snmpd08:10:241
200049943,0cyclictest32442-21awk08:30:031
200049943,0cyclictest28268-21awk12:20:061
200049943,0cyclictest2786-21awk10:50:041
200049943,0cyclictest22660-21awk10:05:051
200049943,0cyclictest11066-21awk09:00:031
200039944,0cyclictest0-21swapper/010:59:310
200039943,0cyclictest3524-21snmpd11:08:420
200039943,0cyclictest30506-21grep11:25:030
200039943,0cyclictest27435-21sadc08:04:480
200039943,0cyclictest22060-21awk11:20:040
179940,0migration/17439-21kthreadcore12:25:071
179940,0migration/15250-21sh10:12:401
179940,0migration/14470-21kthreadcore11:45:071
179940,0migration/132648-21kthreadcore12:40:071
179940,0migration/13101-21kthreadcore07:45:051
179940,0migration/126775-21kthreadcore11:40:081
179940,0migration/12634-21kthreadcore10:30:051
179940,0migration/125228-21fschecks_time09:10:051
179940,0migration/124650-21fschecks_time07:40:011
179940,0migration/123746-21kthreadcore11:20:061
179940,0migration/122789-21kthreadcore09:45:071
179940,0migration/122722-21kthreadcore07:15:061
179940,0migration/121466-21kthreadcore12:15:071
179940,0migration/121037-21kthreadcore09:05:061
179940,0migration/117514-21kthreadcore10:00:061
179940,0migration/117342-21kthreadcore11:35:061
179940,0migration/117244-21fschecks_count07:35:011
179940,0migration/112164-21irqcore09:40:051
179940,0migration/111855-21kthreadcore08:15:041
179940,0migration/11106-21proc_pri07:20:111
169940,0watchdog/16901-21chrt09:17:551
169940,0watchdog/130971-21kthreadcore09:30:071
169940,0watchdog/124166-21kthreadcore08:45:071
169940,0watchdog/118133-21iostat_ios09:25:031
169940,0watchdog/117045-21awk08:19:591
169940,0watchdog/114782-21kthreadcore07:55:031
169940,0watchdog/112683-21cut11:50:081
169940,0watchdog/112250-21cut10:35:071
169940,0watchdog/10-21swapper/112:34:281
169940,0watchdog/10-21swapper/112:00:401
169940,0watchdog/10-21swapper/110:20:031
149940,0migration/019847-21kthreadcore08:20:050
149940,0migration/018668-21irqrtprio09:05:050
149940,0migration/017998-21sh12:13:590
149940,0migration/017742-21kthreadcore07:55:040
329930,0watchdog/30-21swapper/308:19:593
29815030,0irq/29-eth0-tx-0-21swapper/009:10:030
29805030,0irq/28-eth0-rx-0-21swapper/308:30:003
29805030,0irq/28-eth0-rx-0-21swapper/307:50:003
29805030,0irq/28-eth0-rx-0-21swapper/307:50:003
200059932,0cyclictest3524-21snmpd07:52:092
200059932,0cyclictest3524-21snmpd07:52:092
200059932,0cyclictest18211-21awk09:05:042
200049933,0cyclictest3571-21lldpd11:27:521
200049933,0cyclictest28846-21awk08:05:041
200049932,0cyclictest8526-21sensors07:25:101
200049932,0cyclictest6768-21grep08:35:021
200049932,0cyclictest3571-21lldpd12:09:521
200049932,0cyclictest25085-21tail08:25:001
200049930,0cyclictest10247-21tune2fs07:30:021
200039933,0cyclictest7052-21awk07:50:020
200039933,0cyclictest7052-21awk07:50:020
200039933,0cyclictest11884-21kworker/0:109:50:010
200039932,0cyclictest5944-21ssh10:14:380
200039932,0cyclictest3524-21snmpd07:42:240
200039932,0cyclictest2827-21awk10:50:040
200039932,0cyclictest26610-21awk09:30:040
200039932,0cyclictest23791-21kthreadcore10:05:060
200039932,0cyclictest13461-21munin-node08:40:000
200039932,0cyclictest1198-21sensors07:20:110
200039932,0cyclictest10867-21awk08:15:030
200039931,0cyclictest20665-21if_eth109:45:050
200039930,0cyclictest9963-21munin-node09:00:010
200039930,0cyclictest23263-21cat10:24:480
200039930,0cyclictest205382sleep012:34:530
179930,0migration/110206-21kthreadcore07:50:041
179930,0migration/110206-21kthreadcore07:50:041
169930,0watchdog/10-21swapper/112:05:041
169930,0watchdog/10-21swapper/109:49:511
200059921,0cyclictest17685-21kworker/2:007:54:582
200059920,0cyclictest0-21swapper/207:34:532
200039921,0cyclictest3552-21lldpd08:24:480
200039920,0cyclictest0-21swapper/011:54:490
200039920,0cyclictest0-21swapper/009:24:480
200039920,0cyclictest0-21swapper/008:09:480
200039920,0cyclictest0-21swapper/007:29:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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