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2026-02-25 - 10:48
[ 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 rack0slot2.osadl.org (updated Wed Feb 25, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
138366025949,7sleep50-21swapper/519:02:365
138361625848,7sleep60-21swapper/619:01:576
1384138994842,5cyclictest1502382-21latency_hist20:05:017
138352724737,7sleep40-21swapper/419:00:424
138413899440,42cyclictest1425962-21latency_hist19:25:017
1384132994139,2cyclictest1502771-21kworker/u16:0+flush-8:020:15:245
1384133994038,1cyclictest1822402-21kworker/u16:3+flush-8:022:45:006
1384132994038,2cyclictest1398488-21kworker/u16:3+events_unbound21:35:295
1384132994037,2cyclictest1822402-21kworker/u16:3+events_unbound23:25:035
13836622405,31sleep70-21swapper/719:02:387
1384138993937,1cyclictest941rcuc/700:04:557
1384132993836,2cyclictest1822402-21kworker/u16:3+events_unbound23:09:195
1384132993735,2cyclictest2027347-21kworker/u16:4+events_unbound00:17:315
1384132993735,2cyclictest1822402-21kworker/u16:3+events_unbound23:51:185
1384132993735,2cyclictest1822402-21kworker/u16:3+events_unbound23:51:185
1384132993634,2cyclictest1894616-21kworker/u16:1+events_unbound23:16:235
1384132993634,2cyclictest1811718-21kworker/u16:2+events_unbound22:28:285
1384132993634,2cyclictest1701611-21kworker/u16:0+events_unbound21:52:035
1384132993634,2cyclictest1701611-21kworker/u16:0+events_unbound21:52:035
1384132993634,2cyclictest1626751-21kworker/u16:2+events_unbound21:17:265
1384132993533,2cyclictest1858716-21kworker/u16:0+events_unbound23:02:465
1384132993432,2cyclictest2098983-21kworker/u16:3+events_unbound00:29:505
1384132993432,2cyclictest2027347-21kworker/u16:4+events_unbound00:22:155
1384132993432,2cyclictest1822402-21kworker/u16:3+events_unbound22:52:365
1384132993432,2cyclictest1747614-21kworker/u16:5+events_unbound22:04:035
1384132993432,2cyclictest1701611-21kworker/u16:0+events_unbound21:42:355
1384132993432,2cyclictest1578974-21kworker/u16:1+events_unbound21:12:355
1384132993432,2cyclictest1398488-21kworker/u16:3+events_unbound21:46:065
1384133993331,2cyclictest1398488-21kworker/u16:3+flush-8:019:45:006
1384133993331,2cyclictest1398488-21kworker/u16:3+flush-8:019:45:006
1384132993331,2cyclictest1955112-21kworker/u16:2+events_unbound23:30:355
1384132993331,2cyclictest1822402-21kworker/u16:3+events_unbound23:22:325
1384132993331,2cyclictest1822402-21kworker/u16:3+events_unbound00:03:195
1384132993331,2cyclictest1811718-21kworker/u16:2+flush-8:022:40:235
1384132993331,2cyclictest1626751-21kworker/u16:2+events_unbound21:27:465
1384132993331,2cyclictest1398488-21kworker/u16:3+events_unbound21:07:245
1384129993331,2cyclictest1760195-21kworker/u16:1+flush-8:022:05:154
1384138993226,5cyclictest1473743-21latency_hist19:50:007
1384132993230,2cyclictest1918945-21kworker/u16:4+events_unbound23:11:515
1384132993230,2cyclictest1918945-21kworker/u16:4+events_unbound23:11:515
1384132993230,2cyclictest1811718-21kworker/u16:2+flush-8:022:45:435
1384132993230,2cyclictest1774337-21kworker/u16:0+events_unbound22:23:515
1384132993230,2cyclictest1747614-21kworker/u16:5+events_unbound22:10:225
1384132993230,2cyclictest1578974-21kworker/u16:1+events_unbound21:20:205
1384132993228,2cyclictest1955112-21kworker/u16:2+events_unbound23:43:295
1384138993127,3cyclictest124-21kswapd022:59:267
1384132993129,2cyclictest1955112-21kworker/u16:2+events_unbound23:45:585
1384132993129,2cyclictest1894616-21kworker/u16:1+events_unbound00:14:575
1384132993129,2cyclictest1843734-21kworker/u16:4+events_unbound22:39:095
1384132993129,2cyclictest1578974-21kworker/u16:1+events_unbound20:57:125
1384132993129,2cyclictest1398488-21kworker/u16:3+flush-8:019:30:255
1384129993129,2cyclictest1374710-21kworker/u16:1+flush-8:019:30:274
1384129993128,2cyclictest1894616-21kworker/u16:1+events_unbound00:00:234
1384138993029,0cyclictest0-21swapper/721:05:187
1384133993028,2cyclictest1760195-21kworker/u16:1+flush-8:022:15:266
1384133993027,2cyclictest1760195-21kworker/u16:1+flush-8:022:05:066
1384133993027,2cyclictest1559963-21kworker/u16:0+flush-8:021:00:316
1384132993028,2cyclictest1822402-21kworker/u16:3+events_unbound00:07:415
1384132993028,2cyclictest1733796-21kworker/u16:2+events_unbound21:59:315
1384132993028,2cyclictest1578974-21kworker/u16:1+events_unbound20:53:305
1384133992927,2cyclictest2098634-21kworker/u16:2+flush-8:000:25:546
1384133992927,2cyclictest1822402-21kworker/u16:3+events_unbound23:26:076
1384132992927,2cyclictest1760195-21kworker/u16:1+flush-8:022:16:125
1384132992927,2cyclictest1626751-21kworker/u16:2+events_unbound21:30:385
1384129992926,2cyclictest2098634-21kworker/u16:2+flush-8:000:25:154
1384133992826,2cyclictest2027347-21kworker/u16:4+flush-8:000:24:556
1384133992826,2cyclictest1733796-21kworker/u16:2+events_unbound22:01:506
1384132992826,2cyclictest1894616-21kworker/u16:1+events_unbound23:56:335
1384132992826,2cyclictest1747614-21kworker/u16:5+events_unbound22:07:245
1384132992826,2cyclictest1578974-21kworker/u16:1+events_unbound21:00:385
1384132992826,2cyclictest1398488-21kworker/u16:3+flush-8:019:16:075
1384132992826,2cyclictest1398488-21kworker/u16:3+events_unbound19:38:395
1384132992825,2cyclictest1858716-21kworker/u16:0+events_unbound22:55:095
1384129992826,2cyclictest1955112-21kworker/u16:2+flush-8:023:30:264
1384133992725,2cyclictest1955112-21kworker/u16:2+events_unbound23:30:206
1384132992725,2cyclictest1435877-21kworker/u16:2+events_unbound20:03:265
1384132992725,2cyclictest1435877-21kworker/u16:2+events_unbound19:49:395
1384132992725,2cyclictest1398488-21kworker/u16:3+events_unbound19:42:105
1384132992725,2cyclictest1398488-21kworker/u16:3+events_unbound19:42:105
1384133992624,2cyclictest1822402-21kworker/u16:3+events_unbound23:10:166
1384133992624,2cyclictest1822402-21kworker/u16:3+events_unbound23:10:166
1384132992624,2cyclictest1822402-21kworker/u16:3+events_unbound22:31:575
1384132992624,2cyclictest1822402-21kworker/u16:3+events_unbound22:31:575
1384132992624,2cyclictest1355293-21kworker/u16:0+events_unbound19:09:395
1384133992524,1cyclictest1858716-21kworker/u16:0+events_unbound22:51:596
1384133992523,2cyclictest1578974-21kworker/u16:1+flush-8:021:49:556
1384132992523,2cyclictest2027347-21kworker/u16:4+events_unbound00:31:535
1384132992523,2cyclictest2027347-21kworker/u16:4+events_unbound00:31:535
1384132992523,2cyclictest1894616-21kworker/u16:1+events_unbound23:36:055
1384132992523,2cyclictest1398488-21kworker/u16:3+events_unbound20:09:105
1384133992422,2cyclictest1858716-21kworker/u16:0+events_unbound22:46:066
1384132992422,2cyclictest1435877-21kworker/u16:2+events_unbound19:58:275
1384132992422,2cyclictest1398488-21kworker/u16:3+events_unbound20:13:385
1384132992422,2cyclictest1398488-21kworker/u16:3+events_unbound19:53:385
1384132992422,2cyclictest1398488-21kworker/u16:3+events_unbound19:24:115
1384132992422,2cyclictest1374710-21kworker/u16:1+flush-8:019:25:165
1384129992421,2cyclictest1398488-21kworker/u16:3+flush-8:019:25:264
1384138992322,0cyclictest0-21swapper/720:05:157
1384138992317,5cyclictest1906478-21latency_hist23:04:597
1384133992322,1cyclictest1822402-21kworker/u16:3+events_unbound00:00:276
1384133992321,2cyclictest2027347-21kworker/u16:4+flush-8:000:34:596
1384133992321,2cyclictest2027347-21kworker/u16:4+flush-8:000:34:596
1384132992321,2cyclictest1559963-21kworker/u16:0+events_unbound20:49:395
1384132992321,2cyclictest1559963-21kworker/u16:0+events_unbound20:38:035
1384132992321,2cyclictest1398488-21kworker/u16:3+events_unbound20:42:275
1384129992321,2cyclictest1733796-21kworker/u16:2+events_unbound21:50:244
1384129992321,2cyclictest1733796-21kworker/u16:2+events_unbound21:50:244
1384133992219,2cyclictest1894616-21kworker/u16:1+events_unbound23:40:026
1384132992220,2cyclictest1398488-21kworker/u16:3+events_unbound20:31:275
1384132992220,2cyclictest1398488-21kworker/u16:3+events_unbound20:24:385
1384132992220,2cyclictest1374710-21kworker/u16:1+flush-8:019:10:485
1384138992116,4cyclictest1978823-21latency_hist23:35:007
1384133992119,2cyclictest1435877-21kworker/u16:2+flush-8:019:55:206
1384132992119,2cyclictest1532618-21kworker/u16:1+events_unbound20:28:155
1384129992112,9cyclictest0-21swapper/419:55:274
1384138992015,4cyclictest1033-21rs:main7
1384138992014,5cyclictest1483278-21latency_hist19:55:007
1384133992018,2cyclictest1398488-21kworker/u16:3+flush-8:019:10:196
1384133992017,2cyclictest1955112-21kworker/u16:2+flush-8:023:45:006
1384138991913,5cyclictest1713571-21latency_hist21:45:007
1384133991917,2cyclictest1398488-21kworker/u16:3+flush-8:021:05:166
1384129991917,2cyclictest1894616-21kworker/u16:1+flush-8:000:14:554
1384129991917,2cyclictest1398488-21kworker/u16:3+flush-8:020:20:234
1384129991917,2cyclictest1398488-21kworker/u16:3+events_unbound21:30:124
1384138991814,3cyclictest124-21kswapd023:40:127
1384133991816,2cyclictest1822402-21kworker/u16:3+events_unbound23:58:386
1384133991816,2cyclictest1811718-21kworker/u16:2+events_unbound22:38:036
1384133991816,2cyclictest1747614-21kworker/u16:5+events_unbound22:27:186
1384133991816,2cyclictest1398488-21kworker/u16:3+flush-8:021:10:156
1384129991815,3cyclictest1760195-21kworker/u16:1+flush-8:022:25:174
138413899178,8cyclictest0-21swapper/722:15:267
1384138991712,4cyclictest650-21systemd-journal20:25:007
1384138991711,5cyclictest1607534-21latency_hist21:00:017
1384133991715,2cyclictest1398488-21kworker/u16:3+flush-8:019:20:276
1384133991715,2cyclictest1398488-21kworker/u16:3+events_unbound20:35:156
138413899169,6cyclictest0-21swapper/722:40:297
138413899167,8cyclictest0-21swapper/723:55:197
138413899167,8cyclictest0-21swapper/723:15:197
138413899166,9cyclictest0-21swapper/722:05:217
1384138991613,2cyclictest1267-21snmpd21:50:577
1384138991613,2cyclictest1267-21snmpd21:50:577
1384138991612,3cyclictest124-21kswapd022:05:007
1384133991614,2cyclictest2074800-21kworker/u16:0+flush-8:000:15:156
1384133991613,2cyclictest1398488-21kworker/u16:3+events_unbound20:05:116
1384129991613,2cyclictest1894616-21kworker/u16:1+flush-8:023:54:594
1384129991613,2cyclictest1894616-21kworker/u16:1+flush-8:023:54:594
1384129991613,2cyclictest1398488-21kworker/u16:3+flush-8:019:50:264
138412999160,15cyclictest1559083-21xargs20:30:284
138413899156,8cyclictest0-21swapper/722:45:247
138413899156,8cyclictest0-21swapper/721:10:197
138413899156,8cyclictest0-21swapper/700:10:227
1384138991511,3cyclictest1267-21snmpd22:21:497
1384133991513,2cyclictest1822402-21kworker/u16:3+flush-8:023:50:296
1384133991513,2cyclictest1822402-21kworker/u16:3+flush-8:023:50:296
1384133991513,2cyclictest1811718-21kworker/u16:2+events_unbound23:00:026
1384133991513,2cyclictest1578974-21kworker/u16:1+events_unbound21:51:116
1384133991513,2cyclictest1578974-21kworker/u16:1+events_unbound21:51:116
1384133991513,2cyclictest1331051-21kworker/u16:2+flush-8:019:05:196
138413399150,1cyclictest0-21swapper/623:35:216
138413899147,6cyclictest0-21swapper/721:55:027
138413899147,6cyclictest0-21swapper/721:30:127
138413899147,6cyclictest0-21swapper/721:15:257
138413899146,7cyclictest0-21swapper/723:05:197
138413899146,7cyclictest0-21swapper/722:31:537
138413899146,7cyclictest0-21swapper/722:31:537
138413899144,9cyclictest0-21swapper/723:20:237
1384138991411,2cyclictest0-21swapper/700:30:257
1384138991411,2cyclictest0-21swapper/700:30:257
1384138991410,3cyclictest1267-21snmpd20:45:177
138413899140,1cyclictest0-21swapper/719:10:257
1384133991412,2cyclictest1398488-21kworker/u16:3+flush-8:021:35:276
1384133991412,2cyclictest1398488-21kworker/u16:3+flush-8:021:20:386
1384133991412,2cyclictest1374710-21kworker/u16:1+flush-8:019:20:016
1384133991411,2cyclictest1578974-21kworker/u16:1+flush-8:021:55:066
138413399140,14cyclictest0-21swapper/623:05:236
1384129991413,1cyclictest0-21swapper/423:41:514
1384129991413,1cyclictest0-21swapper/423:26:344
1384129991413,1cyclictest0-21swapper/423:18:034
1384129991413,1cyclictest0-21swapper/421:45:214
1384129991413,1cyclictest0-21swapper/400:17:574
138412999140,1cyclictest0-21swapper/421:40:374
138412999140,1cyclictest0-21swapper/400:20:224
138412999140,14cyclictest0-21swapper/423:36:484
138412999140,14cyclictest0-21swapper/422:49:404
138412999140,14cyclictest0-21swapper/422:33:164
138412999140,14cyclictest0-21swapper/422:33:164
138412999140,14cyclictest0-21swapper/422:04:064
138412999140,14cyclictest0-21swapper/421:35:534
138413899139,3cyclictest1966148-21ssh23:28:587
138413899139,3cyclictest1714183-21ssh21:45:127
138413899139,3cyclictest1267-21snmpd19:25:457
138413899136,6cyclictest0-21swapper/723:50:137
138413899136,6cyclictest0-21swapper/723:50:137
138413899136,6cyclictest0-21swapper/723:46:597
138413899136,6cyclictest0-21swapper/721:20:367
138413899136,6cyclictest0-21swapper/700:05:427
138413899135,7cyclictest0-21swapper/723:35:167
138413899135,7cyclictest0-21swapper/723:11:417
138413899135,7cyclictest0-21swapper/723:11:417
138413899135,7cyclictest0-21swapper/722:35:177
138413899135,7cyclictest0-21swapper/722:25:157
138413899135,7cyclictest0-21swapper/721:35:167
138413899135,7cyclictest0-21swapper/700:25:187
138413899135,7cyclictest0-21swapper/700:15:147
138413899134,8cyclictest924-21NetworkManager22:10:277
138413899134,8cyclictest0-21swapper/722:50:177
138413899130,4cyclictest2094394-21ssh00:20:197
138413899130,11cyclictest1608701-21cat21:00:157
138413899130,11cyclictest1267-21snmpd19:05:427
138413399139,3cyclictest1532618-21kworker/u16:1+flush-8:020:30:176
1384133991311,2cyclictest1894616-21kworker/u16:1+events_unbound23:15:306
1384133991311,2cyclictest1559963-21kworker/u16:0+flush-8:020:50:306
1384133991311,2cyclictest1398488-21kworker/u16:3+flush-8:020:21:026
1384133991311,2cyclictest1398488-21kworker/u16:3+events_unbound20:45:156
138413399130,1cyclictest0-21swapper/621:27:576
138413399130,0cyclictest0-21swapper/622:10:316
138412999139,3cyclictest1894616-21kworker/u16:1+flush-8:023:55:004
138412999138,4cyclictest1570507-21cat20:40:144
1384129991312,1cyclictest0-21swapper/423:06:134
1384129991312,1cyclictest0-21swapper/422:43:034
1384129991312,1cyclictest0-21swapper/422:38:104
1384129991312,1cyclictest0-21swapper/422:21:464
1384129991312,1cyclictest0-21swapper/422:13:444
1384129991311,2cyclictest1822402-21kworker/u16:3+flush-8:023:20:264
1384129991311,2cyclictest1398488-21kworker/u16:3+events_unbound19:20:154
1384129991310,2cyclictest1398488-21kworker/u16:3+flush-8:021:10:174
138412999130,13cyclictest0-21swapper/422:57:524
138412999130,12cyclictest0-21swapper/419:15:064
138412999130,0cyclictest0-21swapper/400:30:344
138412999130,0cyclictest0-21swapper/400:30:344
138413899129,2cyclictest1267-21snmpd20:22:587
138413899129,2cyclictest1267-21snmpd19:55:437
138413899129,2cyclictest0-21swapper/720:30:007
138413899128,3cyclictest1267-21snmpd20:14:437
138413899128,3cyclictest1267-21snmpd19:17:307
1384138991211,0cyclictest0-21swapper/720:35:017
138413899120,10cyclictest1437864-21kthreadcore19:30:197
138413399129,2cyclictest1398488-21kworker/u16:3+events_unbound21:40:126
1384133991211,1cyclictest0-21swapper/622:30:526
1384133991211,1cyclictest0-21swapper/622:30:526
1384133991211,1cyclictest0-21swapper/621:32:516
1384133991210,2cyclictest1918945-21kworker/u16:4+flush-8:023:24:556
1384133991210,2cyclictest1858716-21kworker/u16:0+flush-8:022:56:056
1384133991210,2cyclictest1398488-21kworker/u16:3+flush-8:019:25:256
138413399120,12cyclictest0-21swapper/619:39:486
138413399120,12cyclictest0-21swapper/600:09:146
1384129991211,1cyclictest0-21swapper/422:54:334
1384129991211,1cyclictest0-21swapper/421:56:144
1384129991211,1cyclictest0-21swapper/420:27:094
1384129991210,2cyclictest1398488-21kworker/u16:3+events_unbound20:45:234
138412999120,1cyclictest0-21swapper/420:57:254
138413899119,1cyclictest1454670-21munin-run19:40:007
138413899117,3cyclictest1267-21snmpd19:42:017
138413899117,3cyclictest1267-21snmpd19:42:017
138413899115,5cyclictest6184-21gvfs-afc-volume20:40:127
138413899111,9cyclictest0-21swapper/720:50:287
138413899110,4cyclictest1526058-21kthreadcore20:15:227
138413399119,2cyclictest1502771-21kworker/u16:0+events_unbound20:15:156
138413399119,2cyclictest1398488-21kworker/u16:3+flush-8:020:00:266
138413399119,2cyclictest1398488-21kworker/u16:3+events_unbound19:45:176
1384133991110,1cyclictest0-21swapper/600:13:016
138412999116,4cyclictest1787029-21tune2fs22:15:134
1384129991110,1cyclictest0-21swapper/420:52:414
1384129991110,1cyclictest0-21swapper/419:40:104
1384129991110,1cyclictest0-21swapper/419:40:104
138413399109,1cyclictest0-21swapper/620:40:496
138413399108,2cyclictest1626751-21kworker/u16:2+flush-8:021:15:396
138413399108,2cyclictest0-21swapper/620:27:166
138412999109,1cyclictest0-21swapper/423:01:114
138412999109,1cyclictest0-21swapper/421:00:254
138412999105,4cyclictest1560907-21cat20:35:144
13841339998,1cyclictest0-21swapper/620:10:426
13841339998,1cyclictest0-21swapper/619:30:026
13841339997,2cyclictest1760195-21kworker/u16:1+events_unbound22:22:586
13841299998,1cyclictest0-21swapper/423:46:544
13841299998,1cyclictest0-21swapper/421:06:344
13841299997,2cyclictest1894616-21kworker/u16:1+flush-8:023:10:174
13841299997,2cyclictest1894616-21kworker/u16:1+flush-8:023:10:174
13841299995,3cyclictest1453803-21proc_pri19:35:264
13841299990,8cyclictest2060363-21timerwakeupswit00:05:284
13841299987,1cyclictest1435877-21kworker/u16:2+events_unbound20:10:124
13841299987,1cyclictest0-21swapper/419:11:104
13841299987,1cyclictest0-21swapper/419:07:134
13841299986,1cyclictest0-21swapper/421:15:204
13841299984,3cyclictest1671949-21cut21:25:204
13841299984,3cyclictest1653717-21/usr/sbin/munin21:20:114
13841299983,4cyclictest1499342-21tr20:00:204
13841339975,1cyclictest0-21swapper/620:55:186
13841339972,4cyclictest1474146-21cpu19:50:126
13841299974,2cyclictest1503722-21irqcore20:05:164
13841299972,4cyclictest1464637-21grep19:45:124
13841299960,5cyclictest1521935-21cpu20:15:124
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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