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2026-07-10 - 07:38
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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 Fri Jul 10, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22266382950,1sleep72226639-21grep20:55:057
201490625747,7sleep40-21swapper/419:07:344
2015355995250,2cyclictest2015114-21kworker/u16:5+events_unbound19:35:024
201494325040,7sleep50-21swapper/519:08:075
201482224915,29sleep70-21swapper/719:06:247
2015367994139,2cyclictest2754775-21kworker/u16:0+events_unbound00:39:376
2015367994038,2cyclictest2620548-21kworker/u16:0+events_unbound23:49:176
2015367994038,2cyclictest2583442-21kworker/u16:3+events_unbound23:26:376
2015355994038,2cyclictest2546801-21kworker/u16:2+events_unbound23:54:484
2015355994037,2cyclictest2262849-21kworker/u16:4+events_unbound21:29:494
2015367993836,2cyclictest2681374-21kworker/u16:5+events_unbound00:23:376
2015367993836,2cyclictest2400012-21kworker/u16:5+events_unbound22:23:066
2015355993836,2cyclictest2620548-21kworker/u16:0+events_unbound00:07:364
2015355993835,2cyclictest2262849-21kworker/u16:4+events_unbound21:23:574
26644422370,0sleep72664444-21cut23:55:127
201536899370,35cyclictest2595650-21latency_hist23:29:477
2015367993735,2cyclictest2681374-21kworker/u16:5+events_unbound00:12:096
2015367993735,2cyclictest2583442-21kworker/u16:3+events_unbound23:59:046
2015367993735,2cyclictest2262849-21kworker/u16:4+events_unbound21:38:496
2015355993735,2cyclictest2396787-21kworker/u16:1+events_unbound22:07:224
2015355993735,2cyclictest2362382-21kworker/u16:3+events_unbound22:16:414
2015355993735,2cyclictest2230350-21kworker/u16:0+events_unbound21:53:444
201486923726,8sleep60-21swapper/619:07:036
2015367993634,2cyclictest2697150-21kworker/u16:1+events_unbound00:31:016
2015367993634,2cyclictest2509601-21kworker/u16:1+events_unbound22:54:096
2015367993634,2cyclictest2473473-21kworker/u16:0+events_unbound23:01:306
2015367993634,2cyclictest2362382-21kworker/u16:3+events_unbound22:04:016
2015367993634,2cyclictest2362382-21kworker/u16:3+events_unbound22:04:016
2015367993634,2cyclictest2338843-21kworker/u16:1+events_unbound21:56:366
2015367993634,2cyclictest2262849-21kworker/u16:4+events_unbound21:44:136
2015355993634,2cyclictest2583442-21kworker/u16:3+events_unbound23:50:534
2015355993634,2cyclictest2583442-21kworker/u16:3+events_unbound23:45:094
2015355993634,2cyclictest2396787-21kworker/u16:1+flush-8:022:10:204
2015355993634,2cyclictest2362382-21kworker/u16:3+events_unbound22:24:304
2015355993633,2cyclictest2015114-21kworker/u16:5+flush-8:020:30:164
2015355993633,2cyclictest2015114-21kworker/u16:5+events_unbound20:39:494
2015367993533,2cyclictest2583442-21kworker/u16:3+events_unbound23:51:136
2015367993533,2cyclictest2424431-21kworker/u16:6+events_unbound22:47:096
2015355993533,2cyclictest2396787-21kworker/u16:1+events_unbound22:43:284
2015355993533,2cyclictest2396787-21kworker/u16:1+events_unbound22:43:284
2015367993432,2cyclictest2509601-21kworker/u16:1+events_unbound22:57:146
2015367993432,2cyclictest2473473-21kworker/u16:0+events_unbound23:13:046
2015367993432,2cyclictest2362382-21kworker/u16:3+events_unbound22:12:336
2015367993432,2cyclictest2230350-21kworker/u16:0+events_unbound21:53:016
2015367993432,2cyclictest2214164-21kworker/u16:1+events_unbound21:13:526
2015355993432,2cyclictest2735351-21kworker/u16:2+flush-8:000:27:324
2015355993432,2cyclictest2546801-21kworker/u16:2+events_unbound00:03:574
2015355993432,2cyclictest2473473-21kworker/u16:0+events_unbound23:13:124
2015355993431,3cyclictest2362382-21kworker/u16:3+events_unbound22:30:244
2015367993331,2cyclictest2362382-21kworker/u16:3+events_unbound22:08:376
2015367993331,2cyclictest1986037-21kworker/u16:0+events_unbound19:19:186
2015367993330,2cyclictest2164478-21kworker/u16:2+events_unbound21:15:006
2015355993331,2cyclictest2681374-21kworker/u16:5+events_unbound00:31:244
2015355993331,2cyclictest2620548-21kworker/u16:0+events_unbound00:13:044
2015355993331,2cyclictest2546801-21kworker/u16:2+events_unbound23:21:564
2015355993331,2cyclictest2546801-21kworker/u16:2+events_unbound23:21:564
2015355993331,2cyclictest2473473-21kworker/u16:0+events_unbound23:07:124
2015355993331,2cyclictest2400012-21kworker/u16:5+events_unbound22:27:444
2015355993331,2cyclictest2077365-21kworker/u16:0+events_unbound20:20:054
2015367993230,2cyclictest2396787-21kworker/u16:1+events_unbound22:28:416
2015367993230,2cyclictest2266670-21kworker/u16:5+events_unbound21:31:466
2015367993230,2cyclictest2230350-21kworker/u16:0+events_unbound21:23:186
2015355993230,2cyclictest2754775-21kworker/u16:0+events_unbound00:38:564
2015355993230,2cyclictest2583442-21kworker/u16:3+events_unbound23:40:124
2015355993230,2cyclictest2314234-21kworker/u16:2+events_unbound21:49:334
2015355993230,2cyclictest2230350-21kworker/u16:0+events_unbound21:28:004
2015355993230,2cyclictest2214164-21kworker/u16:1+events_unbound21:13:224
2015355993229,2cyclictest2473473-21kworker/u16:0+events_unbound22:59:004
2015367993129,2cyclictest2620548-21kworker/u16:0+events_unbound00:00:366
2015367993129,2cyclictest1941842-21kworker/u16:2+events_unbound19:32:186
2015355993129,2cyclictest2583442-21kworker/u16:3+events_unbound23:26:494
25126232300,1chrt0-21swapper/522:55:075
2015367993028,2cyclictest2583442-21kworker/u16:3+events_unbound00:07:106
2015367993028,2cyclictest2400012-21kworker/u16:5+events_unbound23:22:066
2015367993028,2cyclictest2400012-21kworker/u16:5+events_unbound23:22:066
2015367993028,2cyclictest2338843-21kworker/u16:1+events_unbound21:45:146
2015367993028,2cyclictest2164478-21kworker/u16:2+events_unbound20:44:296
2015367993028,2cyclictest2077365-21kworker/u16:0+events_unbound20:18:296
2015367993028,2cyclictest1301755-21kworker/u16:1+events_unbound19:23:176
2015355993028,2cyclictest2681374-21kworker/u16:5+events_unbound00:16:164
2015355993028,2cyclictest2530675-21kworker/u16:3+events_unbound23:01:214
2015355993028,2cyclictest2400012-21kworker/u16:5+events_unbound22:35:214
2015355993028,2cyclictest2230350-21kworker/u16:0+events_unbound22:02:254
2015355993028,2cyclictest2230350-21kworker/u16:0+events_unbound22:02:254
2015355993028,2cyclictest2230350-21kworker/u16:0+events_unbound21:43:104
2015355993028,2cyclictest1941842-21kworker/u16:2+events_unbound20:00:174
2015355993027,2cyclictest2400012-21kworker/u16:5+events_unbound22:44:484
23223402290,1chrt2322341-21kthreadcore21:35:117
2015367992927,2cyclictest2681374-21kworker/u16:5+events_unbound00:18:306
2015367992927,2cyclictest2473473-21kworker/u16:0+events_unbound23:05:526
2015367992927,2cyclictest2400012-21kworker/u16:5+events_unbound22:38:336
2015367992927,2cyclictest2314234-21kworker/u16:2+events_unbound22:16:066
2015367992927,2cyclictest2015114-21kworker/u16:5+events_unbound20:52:286
2015367992927,2cyclictest1941842-21kworker/u16:2+events_unbound19:52:186
2015367992926,2cyclictest2052527-21kworker/u16:3+events_unbound20:10:016
2015355992927,2cyclictest2583442-21kworker/u16:3+events_unbound23:31:234
2015355992927,2cyclictest2473473-21kworker/u16:0+events_unbound22:52:254
2015355992927,2cyclictest2262849-21kworker/u16:4+events_unbound21:16:444
2015355992927,2cyclictest2230350-21kworker/u16:0+flush-8:021:39:474
2015355992926,2cyclictest2543731-21kworker/u16:1+events_unbound23:34:484
2015355992925,3cyclictest2015114-21kworker/u16:5+flush-8:020:50:134
2015367992826,2cyclictest2620548-21kworker/u16:0+events_unbound23:41:306
2015367992826,2cyclictest2583442-21kworker/u16:3+events_unbound23:35:546
2015367992826,2cyclictest2015114-21kworker/u16:5+flush-8:020:35:066
2015355992826,2cyclictest2543731-21kworker/u16:1+events_unbound23:17:124
2015355992826,2cyclictest2338843-21kworker/u16:1+events_unbound21:55:104
2015355992825,2cyclictest2052527-21kworker/u16:3+flush-8:019:45:134
2015355992825,2cyclictest2052527-21kworker/u16:3+flush-8:019:45:134
2015367992725,2cyclictest2400012-21kworker/u16:5+events_unbound22:30:106
2015367992725,2cyclictest2234787-21kworker/u16:3+events_unbound21:00:486
2015367992725,2cyclictest2052527-21kworker/u16:3+events_unbound20:06:186
2015367992725,2cyclictest2015114-21kworker/u16:5+events_unbound19:59:186
2015355992725,2cyclictest2164478-21kworker/u16:2+events_unbound20:25:124
2015355992725,2cyclictest1941842-21kworker/u16:2+flush-8:019:54:574
2015367992624,2cyclictest2543731-21kworker/u16:1+events_unbound23:18:156
2015367992624,2cyclictest2292194-21kworker/u16:1+events_unbound21:28:116
2015367992523,2cyclictest2697150-21kworker/u16:1+events_unbound00:25:156
2015367992523,2cyclictest1941842-21kworker/u16:2+flush-8:019:35:206
2015367992522,2cyclictest2015114-21kworker/u16:5+events_unbound19:45:026
2015367992522,2cyclictest2015114-21kworker/u16:5+events_unbound19:45:026
2015355992523,2cyclictest2681374-21kworker/u16:5+events_unbound00:23:534
2015355992523,2cyclictest2214164-21kworker/u16:1+flush-8:021:05:134
24844382240,1chrt2484439-21sh22:42:437
24844382240,1chrt2484439-21sh22:42:437
2015367992422,2cyclictest2015114-21kworker/u16:5+flush-8:020:20:106
2015355992422,2cyclictest2214164-21kworker/u16:1+events_unbound20:55:164
2015355992422,2cyclictest1941842-21kworker/u16:2+events_unbound19:40:584
2015355992421,2cyclictest2126724-21kworker/u16:1+flush-8:020:10:034
26315542230,1chrt2631555-21sh23:43:267
2015367992321,2cyclictest2424431-21kworker/u16:6+flush-8:022:40:276
2015367992321,2cyclictest2424431-21kworker/u16:6+flush-8:022:40:276
2015367992321,2cyclictest2400012-21kworker/u16:5+events_unbound23:32:436
2015367992320,2cyclictest2164478-21kworker/u16:2+flush-8:020:30:026
2015355992321,2cyclictest2052527-21kworker/u16:3+flush-8:020:05:204
2015368992217,4cyclictest2766921-21latency_hist00:39:467
2015368992217,4cyclictest2522215-21latency_hist22:59:477
2015368992217,4cyclictest2145866-21latency_hist20:14:487
2015367992220,2cyclictest2052527-21kworker/u16:3+events_unbound20:01:256
2015367992219,2cyclictest2234787-21kworker/u16:3+flush-8:021:04:576
2015355992220,2cyclictest1941842-21kworker/u16:2+events_unbound19:14:474
2015355992219,2cyclictest1301755-21kworker/u16:1+events_unbound19:20:034
2015367992119,2cyclictest2077365-21kworker/u16:0+events_unbound19:44:336
2015367992018,2cyclictest2164478-21kworker/u16:2+flush-8:020:45:496
2015367992018,2cyclictest1986037-21kworker/u16:0+events_unbound19:25:126
2015355992017,2cyclictest2015114-21kworker/u16:5+events_unbound20:35:044
2015368991915,3cyclictest1274-21snmpd21:57:387
2015368991914,4cyclictest2351001-21latency_hist21:49:467
2015368991914,4cyclictest2314233-21latency_hist21:34:477
201536899190,17cyclictest2510048-21latency_hist22:54:477
2015368991814,3cyclictest1274-21snmpd20:35:337
2015367991816,2cyclictest2164478-21kworker/u16:2+events_unbound20:27:216
2015355991816,2cyclictest2015114-21kworker/u16:5+events_unbound20:46:424
2015355991816,2cyclictest1941842-21kworker/u16:2+events_unbound19:50:094
2015368991714,2cyclictest1274-21snmpd21:21:317
201536899169,5cyclictest2058086-21latency_hist19:29:487
2015368991612,3cyclictest1274-21snmpd23:59:567
2015368991610,5cyclictest648-21systemd-journal00:19:477
2015367991614,2cyclictest2214164-21kworker/u16:1+events_unbound20:55:336
201536899157,7cyclictest6064-21gmain23:02:437
2015368991512,2cyclictest0-21swapper/720:44:487
201536899149,4cyclictest2743696-21cat00:30:027
201536899149,4cyclictest2363199-21latency_hist21:54:477
2015368991412,1cyclictest2265304-21turbostat21:14:467
2015368991411,2cyclictest1274-21snmpd22:38:217
201536899140,12cyclictest2645795-21cat23:50:037
2015363991413,1cyclictest0-21swapper/521:55:555
2015355991413,1cyclictest0-21swapper/419:30:154
2015355991412,2cyclictest2052527-21kworker/u16:3+events_unbound19:27:234
201536899138,4cyclictest2078593-21tune2fs19:40:017
201536899136,6cyclictest6240-21gvfs-afc-volume20:50:137
201536899136,6cyclictest6064-21gmain19:20:047
2015367991311,2cyclictest1986037-21kworker/u16:0+events_unbound19:12:496
201536399130,13cyclictest0-21swapper/521:18:245
201536399130,12cyclictest0-21swapper/523:49:545
2015355991311,2cyclictest1986037-21kworker/u16:0+events_unbound19:15:084
201536899129,2cyclictest2620071-21ssh23:39:467
201536899129,2cyclictest2413247-21tune2fs22:15:067
201536899129,2cyclictest1274-21snmpd19:46:147
201536899129,2cyclictest1274-21snmpd19:46:147
201536899129,2cyclictest1274-21snmpd00:24:547
201536899128,3cyclictest1274-21snmpd23:23:137
201536899128,3cyclictest1274-21snmpd23:23:137
201536899128,3cyclictest1274-21snmpd21:44:477
201536899128,3cyclictest1274-21snmpd20:18:037
201536899128,3cyclictest1274-21snmpd20:00:147
201536899128,3cyclictest1274-21snmpd19:36:537
201536899128,3cyclictest1274-21snmpd19:10:107
201536899127,4cyclictest648-21systemd-journal22:24:487
201536899127,4cyclictest1274-21snmpd19:52:207
201536899126,5cyclictest2707067-21cat00:15:027
2015368991210,1cyclictest0-21swapper/721:15:187
2015368991210,1cyclictest0-21swapper/700:10:007
201536899120,11cyclictest1274-21snmpd19:57:057
201536899120,11cyclictest1081-21ntpd19:31:537
2015363991211,1cyclictest0-21swapper/523:39:395
2015363991211,1cyclictest0-21swapper/522:35:205
2015363991211,1cyclictest0-21swapper/521:40:005
2015363991211,1cyclictest0-21swapper/519:25:035
2015363991211,1cyclictest0-21swapper/500:11:215
2015363991211,1cyclictest0-21swapper/500:02:025
201536399120,12cyclictest0-21swapper/522:09:195
201536399120,12cyclictest0-21swapper/521:51:305
201536399120,12cyclictest0-21swapper/521:47:055
201536399120,12cyclictest0-21swapper/521:31:105
201536399120,11cyclictest0-21swapper/520:14:525
201536399120,0cyclictest0-21swapper/521:35:355
2015355991210,2cyclictest2077365-21kworker/u16:0+events_unbound20:16:184
201536899118,2cyclictest1274-21snmpd22:45:487
201536899118,2cyclictest1274-21snmpd22:30:327
201536899118,2cyclictest1274-21snmpd20:40:037
201536899118,2cyclictest1274-21snmpd00:05:297
201536899117,3cyclictest1274-21snmpd21:25:257
201536899117,3cyclictest1274-21snmpd20:25:247
201536899117,3cyclictest1274-21snmpd20:05:277
201536899116,4cyclictest2164421-21ntpq20:20:127
201536899112,8cyclictest2410570-21ssh22:11:537
2015368991111,0cyclictest0-21swapper/723:48:557
201536899110,9cyclictest1274-21snmpd23:29:557
201536899110,10cyclictest1274-21snmpd22:05:417
201536899110,10cyclictest1274-21snmpd21:07:197
2015363991110,1cyclictest0-21swapper/523:28:565
2015363991110,1cyclictest0-21swapper/522:00:205
2015363991110,1cyclictest0-21swapper/522:00:205
2015363991110,1cyclictest0-21swapper/521:06:535
2015363991110,1cyclictest0-21swapper/520:45:085
201536399110,1cyclictest0-21swapper/519:55:475
201536399110,11cyclictest0-21swapper/521:26:455
201536399110,11cyclictest0-21swapper/520:11:145
201536399110,11cyclictest0-21swapper/520:00:505
201536399110,11cyclictest0-21swapper/519:19:035
201536399110,0cyclictest0-21swapper/523:11:075
201536899107,2cyclictest1274-21snmpd23:10:407
201536899107,2cyclictest1274-21snmpd22:22:237
201536899106,4cyclictest1959208-21gmain21:00:127
201536899106,3cyclictest1274-21snmpd20:32:217
201536899105,4cyclictest2568113-21ntpq23:15:167
201536899104,5cyclictest6240-21gvfs-afc-volume21:59:587
201536899104,5cyclictest6240-21gvfs-afc-volume21:59:587
201536899104,4cyclictest2026517-21grep19:14:507
201536399109,1cyclictest0-21swapper/523:06:045
201536399109,1cyclictest0-21swapper/522:41:105
201536399109,1cyclictest0-21swapper/522:41:105
201536399109,1cyclictest0-21swapper/522:20:315
201536399109,1cyclictest0-21swapper/522:17:505
201536399109,1cyclictest0-21swapper/520:41:595
201536399109,1cyclictest0-21swapper/520:21:385
201536399109,1cyclictest0-21swapper/519:49:485
201536399109,1cyclictest0-21swapper/519:12:075
20153689996,2cyclictest0-21swapper/723:04:517
20153639998,1cyclictest0-21swapper/523:19:475
20153639998,1cyclictest0-21swapper/523:19:475
20153639998,1cyclictest0-21swapper/521:22:205
20153639998,1cyclictest0-21swapper/520:55:325
20153639998,1cyclictest0-21swapper/520:32:035
20153639987,1cyclictest0-21swapper/523:15:135
20153639987,1cyclictest0-21swapper/523:01:025
20153639987,1cyclictest0-21swapper/522:52:505
20153639987,1cyclictest0-21swapper/522:47:005
20153639987,1cyclictest0-21swapper/520:35:125
20153639980,8cyclictest0-21swapper/520:29:285
20153559987,1cyclictest0-21swapper/421:00:444
20153639976,1cyclictest0-21swapper/520:07:375
20153639976,1cyclictest0-21swapper/500:19:425
20153639965,1cyclictest0-21swapper/522:26:215
20153639965,1cyclictest0-21swapper/519:39:425
20153639963,2cyclictest6624-21sshd20:54:175
20153639963,2cyclictest27652792sleep500:36:465
20153639962,3cyclictest2632680-21sshd-session23:44:475
20153639962,2cyclictest0-21swapper/523:32:115
20153639960,5cyclictest5785-21gnome-shell19:23:575
20153639960,5cyclictest1-21systemd19:34:475
20153639960,3cyclictest0-21swapper/523:58:485
20153639960,1cyclictest0-21swapper/522:14:335
20153639960,1cyclictest0-21swapper/500:30:225
20153639960,1cyclictest0-21swapper/500:25:275
20153639960,1cyclictest0-21swapper/500:07:475
20153639952,2cyclictest24492772sleep522:29:525
20153639950,4cyclictest2728086-21chrt00:20:515
20153639950,4cyclictest2628854-21taskset23:40:115
20153639950,4cyclictest2233958-21chrt20:59:515
20153639950,4cyclictest2096287-21taskset19:45:165
20153639950,4cyclictest2096287-21taskset19:45:165
20153639950,4cyclictest2086939-21sshd-session19:40:175
20153639950,3cyclictest0-21swapper/521:10:085
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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