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2024-12-22 - 07:01
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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
Characteristics of the highest latencies:
System rackbslot1.osadl.org (updated Sat Dec 21, 2024 12:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
36526572203180,14sleep20-21swapper/207:08:152
36525192200176,14sleep10-21swapper/107:06:371
36527812187163,14sleep30-21swapper/307:09:533
36525582187163,14sleep00-21swapper/007:07:040
373820821510,2sleep23738205-21ntpq08:45:062
370185521400,2sleep23451167-21ThreadPoolForeg08:04:082
370185521400,2sleep23451167-21ThreadPoolForeg08:04:072
388535721390,2sleep23885204-21chrome11:45:032
3652956991101,93cyclictest3789270-21chrome09:45:022
36529619910199,1cyclictest431rcuc/307:45:013
365296199696,62cyclictest3451163-21chrome08:45:023
3652956996156,4cyclictest3844858-21ThreadPoolForeg10:55:032
3652956996055,3cyclictest3820995-21kworker/u8:2+events_unbound10:40:342
3652955996051,4cyclictest3693219-21latency_hist07:55:011
3652954995954,4cyclictest3671408-21/usr/share/muni07:30:220
3652956995550,4cyclictest3735069-21apt-get08:40:192
3652956995550,4cyclictest3641543-21kworker/u8:2+events_unbound07:40:212
3652956995451,2cyclictest3671568-21kworker/u8:3+flush-179:007:30:332
3652956995450,3cyclictest3773053-21kworker/u8:0+events_unbound09:25:082
3652956995450,3cyclictest3735910-21kworker/u8:6+events_unbound09:15:232
3652956995440,2cyclictest3684618-21chrome07:45:022
3652956995350,2cyclictest3820995-21kworker/u8:2+events_unbound11:15:302
3652961995241,10cyclictest3827866-21kworker/u8:3+flush-179:010:36:463
3652956995248,3cyclictest3871384-21kworker/u8:1+events_unbound11:55:012
3652956995247,4cyclictest3692928-21kworker/u8:2+flush-179:008:56:142
3652956995247,4cyclictest3692928-21kworker/u8:2+flush-179:008:56:142
3652954995249,2cyclictest3837295-21/usr/share/muni10:45:030
3652956995046,2cyclictest3900608-21kworker/u8:0+events_unbound12:17:022
3652956995045,4cyclictest3692928-21kworker/u8:2+flush-179:009:10:362
3652956995023,26cyclictest1804658-13Chrome_IOThread10:51:462
3652955995047,2cyclictest3641543-21kworker/u8:2+flush-179:007:35:211
3652956994844,3cyclictest3735910-21kworker/u8:6+events_unbound09:20:322
3652956994843,3cyclictest3641543-21kworker/u8:2+events_unbound07:35:222
3652955994844,3cyclictest3708017-21kworker/u8:3+flush-179:008:25:061
3652955994831,15cyclictest3714607-1kworker/1:1H+kblockd11:50:021
3652961994742,4cyclictest3689105-21/usr/share/muni07:50:083
3652956994742,4cyclictest3742516-21/usr/share/muni08:50:162
3652961994642,3cyclictest3688492-21kworker/u8:4+events_unbound07:58:293
3652956994642,3cyclictest3887796-21kworker/u8:2+events_unbound11:50:252
3652956994642,3cyclictest3887796-21kworker/u8:2+events_unbound11:50:252
3652956994642,3cyclictest3779822-21kworker/u8:2+events_unbound09:35:232
3652956994642,3cyclictest3648082-21kworker/u8:0+flush-179:007:15:112
3652954994638,6cyclictest3901101-21/usr/share/muni12:05:150
3652961994541,3cyclictest3692928-21kworker/u8:2+events_unbound09:13:063
3652956994542,2cyclictest3621299-21kworker/u8:4+events_unbound07:25:012
3652956994541,3cyclictest3839339-21kworker/u8:1+events_unbound10:50:002
3652956994541,3cyclictest3621299-21kworker/u8:4+flush-179:007:10:092
3652956994540,4cyclictest3760151-21latency_hist09:10:012
3652956994540,4cyclictest3760151-21latency_hist09:10:012
365295599459,35cyclictest3692928-21kworker/u8:2+efi_rts_wq08:55:461
365295599459,35cyclictest3692928-21kworker/u8:2+efi_rts_wq08:55:461
3652955994540,3cyclictest3812555-21/usr/share/muni10:15:031
3652954994530,13cyclictest2770529-1kworker/0:1H+kblockd12:23:560
3652956994442,2cyclictest3855454-21kworker/u8:4+flush-179:011:10:232
3652956994441,2cyclictest3911997-21kworker/u8:4+events_unbound12:25:172
3652956994441,2cyclictest3670822-21kworker/u8:1+events_unbound08:10:322
3652954994438,5cyclictest3451167-21ThreadPoolForeg07:20:190
3652954994436,7cyclictest1804738-13Compositor11:45:370
3652954994430,12cyclictest1276-21snmpd09:17:420
3652961994340,2cyclictest3788605-21kworker/u8:3+events_unbound10:00:393
3652956994340,2cyclictest3871384-21kworker/u8:1+flush-179:012:05:112
3652956994340,2cyclictest3871384-21kworker/u8:1+events_unbound11:31:482
3652956994340,2cyclictest3708017-21kworker/u8:3+flush-179:008:35:222
3652956994327,15cyclictest1804734-21ThreadPoolForeg11:35:342
365295499431,40cyclictest1804639-21b6371458964395708:35:180
3652961994239,2cyclictest3641543-21kworker/u8:2+events_unbound07:15:063
3652961994238,3cyclictest3805463-21/usr/share/muni10:05:093
3652961994238,3cyclictest3670822-21kworker/u8:1+events_unbound07:41:313
3652961994228,3cyclictest3923459-21kworker/u8:1+events_unbound12:35:303
3652956994238,2cyclictest3662501-21kworker/2:1+pm07:25:142
3652955994237,4cyclictest3876089-21/usr/share/muni11:35:071
365295599421,40cyclictest3451163-21chrome12:24:191
3652954994236,4cyclictest3800985-21/usr/share/muni10:00:100
3652961994137,3cyclictest3764633-21/usr/share/muni09:15:053
3652961994137,3cyclictest3648082-21kworker/u8:0+events_unbound07:11:123
3652961994137,2cyclictest1804698-21Chrome_ChildIOT10:34:443
3652961994129,2cyclictest3837341-1kworker/3:0H+kblockd12:23:363
3652956994138,2cyclictest3887796-21kworker/u8:2+events_unbound12:30:082
3652956994137,3cyclictest3773053-21kworker/u8:0+events_unbound09:58:062
3652956994136,4cyclictest1804734-21ThreadPoolForeg09:30:102
3652956994135,2cyclictest3670822-21kworker/u8:1+flush-179:008:15:492
3652956994127,13cyclictest3784327-21kworker/2:1+pm09:43:122
3652954994136,3cyclictest3651130-21kworker/0:1+pm08:05:220
3652954994135,3cyclictest3751288-21kworker/0:2+pm10:24:440
3652954994134,4cyclictest3817712-21kworker/0:1+pm10:29:030
365295499412,37cyclictest1804734-21ThreadPoolForeg09:45:010
3652961994037,3cyclictest3788606-21kworker/u8:4+events_unbound09:55:283
3652961994035,4cyclictest3671413-21/usr/share/muni07:30:083
3652961994033,4cyclictest3844607-21/usr/share/muni10:55:023
3652956994038,2cyclictest3812041-21kworker/u8:1+events_unbound10:25:122
3652956994037,2cyclictest3784327-21kworker/2:1+pm11:42:142
3652956994037,2cyclictest3784327-21kworker/2:1+pm11:01:132
3652956994037,2cyclictest3773053-21kworker/u8:0+events_unbound10:00:292
3652956994036,3cyclictest3912246-21munin-update12:20:332
3652956994032,3cyclictest3797474-21kworker/u8:5+events_unbound10:30:152
3652955994037,2cyclictest3812055-21kworker/u8:2+flush-179:010:15:021
3652955994027,1cyclictest2854065-21isc-net-000011:02:191
3652954994031,7cyclictest3923769-21/usr/share/muni12:35:150
37802452390,1chrt3780246-21systemd-run09:35:000
3652961993931,3cyclictest3900608-21kworker/u8:0+events_unbound12:10:283
3652961993930,8cyclictest1276-21snmpd10:15:083
3652956993937,1cyclictest3784327-21kworker/2:1+pm11:07:182
3652956993937,1cyclictest3722211-21kworker/2:2+pm08:31:342
3652956993936,2cyclictest3907566-21kworker/2:0+pm12:38:122
3652956993936,2cyclictest3887716-21kworker/2:0+pm12:00:362
3652956993936,2cyclictest3887716-21kworker/2:0+pm12:00:362
3652956993936,2cyclictest3784327-21kworker/2:1+pm11:21:232
3652956993936,2cyclictest3784327-21kworker/2:1+pm10:15:282
3652956993936,2cyclictest3710601-21kworker/2:0+pm08:20:172
3652956993936,2cyclictest3662501-21kworker/2:1+pm07:52:132
3652956993935,3cyclictest3773053-21kworker/u8:0+events_unbound10:11:362
3652956993933,4cyclictest3791981-21/usr/share/muni09:50:152
3652956993911,27cyclictest1804731-21chrome09:01:452
3652954993936,2cyclictest3844328-21kworker/0:0+pm11:14:230
3652954993934,3cyclictest2770529-1kworker/0:1H+kblockd11:56:020
3652954993934,3cyclictest2770529-1kworker/0:1H+kblockd11:53:250
3652954993934,3cyclictest2770529-1kworker/0:1H+kblockd11:53:250
3652954993934,3cyclictest2770529-1kworker/0:1H+kblockd10:53:170
3652954993933,3cyclictest2770529-1kworker/0:1H+kblockd08:30:490
3652954993926,12cyclictest2770529-1kworker/0:1H+kblockd07:27:280
3652961993835,2cyclictest3845037-21kworker/3:0+pm11:33:473
3652961993835,2cyclictest3797474-21kworker/u8:5+events_unbound10:28:063
3652961993835,2cyclictest3721022-21kworker/u8:1+flush-179:008:38:333
3652961993835,2cyclictest3579532-1kworker/3:1H+kblockd08:00:043
3652961993835,2cyclictest3579532-1kworker/3:1H+kblockd08:00:043
3652961993834,2cyclictest3579532-1kworker/3:1H+kblockd10:20:553
3652956993836,1cyclictest3784327-21kworker/2:1+pm10:23:112
3652956993836,1cyclictest3662501-21kworker/2:1+pm08:06:192
3652956993836,1cyclictest3662501-21kworker/2:1+pm07:55:102
3652956993835,2cyclictest3784327-21kworker/2:1+pm11:28:222
3652956993834,3cyclictest3899885-21kworker/2:2+pm12:10:342
3652955993835,2cyclictest3714607-1kworker/1:1H+kblockd10:35:191
3652955993835,2cyclictest3505316-1kworker/1:2H+kblockd08:07:231
3652954993835,2cyclictest2770529-1kworker/0:1H+kblockd12:25:300
3652954993835,2cyclictest2770529-1kworker/0:1H+kblockd08:20:330
3652954993834,3cyclictest2770529-1kworker/0:1H+kblockd11:41:380
3652954993834,3cyclictest2770529-1kworker/0:1H+kblockd10:31:380
3652954993832,4cyclictest2770529-1kworker/0:1H+kblockd08:12:470
38056862370,1chrt0-21swapper/210:05:062
3652961993734,3cyclictest3741877-21kworker/u8:0+events_unbound09:00:383
3652961993734,2cyclictest3837341-1kworker/3:0H+kblockd11:58:153
3652961993734,2cyclictest3837341-1kworker/3:0H+kblockd11:51:053
3652961993734,2cyclictest3837341-1kworker/3:0H+kblockd11:51:043
3652961993734,2cyclictest3837341-1kworker/3:0H+kblockd11:28:053
3652961993734,2cyclictest3837341-1kworker/3:0H+kblockd11:10:313
3652961993734,2cyclictest3721022-21kworker/u8:1+events_unbound08:31:553
3652961993734,2cyclictest3579532-1kworker/3:1H+kblockd08:24:003
3652961993733,3cyclictest3779822-21kworker/u8:2+events_unbound09:36:533
3652961993731,5cyclictest3808028-21/usr/share/muni10:10:043
3652961993731,5cyclictest3451166-21ThreadPoolForeg09:40:283
3652956993734,2cyclictest3784327-21kworker/2:1+pm10:35:592
365295599374,24cyclictest1804731-21chrome08:00:041
365295599374,24cyclictest1804731-21chrome08:00:031
3652955993734,2cyclictest3907700-1kworker/1:0H+kblockd12:25:111
3652955993734,2cyclictest3714607-1kworker/1:1H+kblockd11:51:331
3652955993734,2cyclictest3714607-1kworker/1:1H+kblockd11:51:331
3652955993734,2cyclictest3714607-1kworker/1:1H+kblockd10:55:041
3652955993734,2cyclictest3714607-1kworker/1:1H+kblockd09:20:161
3652955993734,2cyclictest3684314-21kworker/1:2+pm08:14:381
3652955993733,3cyclictest3714607-1kworker/1:1H+kblockd09:19:431
3652955993733,2cyclictest3714607-1kworker/1:1H+kblockd10:20:091
3652955993733,2cyclictest3714607-1kworker/1:1H+kblockd09:45:081
3652955993730,6cyclictest1804734-21ThreadPoolForeg11:55:291
3652954993734,2cyclictest2770529-1kworker/0:1H+kblockd12:01:420
3652954993734,2cyclictest2770529-1kworker/0:1H+kblockd12:01:420
3652954993734,2cyclictest2770529-1kworker/0:1H+kblockd10:13:220
3652954993734,2cyclictest2770529-1kworker/0:1H+kblockd09:47:280
3652954993734,2cyclictest2770529-1kworker/0:1H+kblockd08:57:310
3652954993734,2cyclictest2770529-1kworker/0:1H+kblockd08:57:310
3652954993734,2cyclictest2770529-1kworker/0:1H+kblockd08:46:040
3652954993734,2cyclictest2770529-1kworker/0:1H+kblockd07:57:580
3652954993734,2cyclictest2770529-1kworker/0:1H+kblockd07:49:560
3652954993734,2cyclictest2770529-1kworker/0:1H+kblockd07:38:380
3652954993732,3cyclictest2770529-1kworker/0:1H+kblockd09:03:530
3652954993729,5cyclictest3796091-21munin-update09:55:170
3652961993634,1cyclictest3579532-1kworker/3:1H+kblockd08:51:423
3652961993633,2cyclictest3579532-1kworker/3:1H+kblockd09:22:073
3652961993632,3cyclictest3579532-1kworker/3:1H+kblockd07:27:023
3652955993634,1cyclictest3714607-1kworker/1:1H+kblockd08:42:131
3652955993634,1cyclictest3714607-1kworker/1:1H+kblockd08:39:421
3652955993633,2cyclictest3714607-1kworker/1:1H+kblockd11:28:221
3652955993633,2cyclictest3714607-1kworker/1:1H+kblockd11:15:311
3652955993633,2cyclictest3714607-1kworker/1:1H+kblockd10:40:321
3652955993633,2cyclictest3714607-1kworker/1:1H+kblockd08:45:201
3652955993633,2cyclictest3714607-1kworker/1:1H+kblockd08:17:381
3652955993633,2cyclictest3505316-1kworker/1:2H+kblockd07:35:001
3652955993633,2cyclictest1804658-13Chrome_IOThread08:54:231
3652955993633,1cyclictest3714607-1kworker/1:1H+kblockd10:05:011
3652955993632,3cyclictest1265-21openvpn11:11:201
3652955993629,5cyclictest3824124-21/usr/share/muni10:30:071
3652955993625,10cyclictest1276-21snmpd09:27:341
3652955993621,14cyclictest1276-21snmpd09:34:071
3652954993633,2cyclictest2770529-1kworker/0:1H+kblockd12:17:300
3652954993633,2cyclictest2770529-1kworker/0:1H+kblockd11:17:280
3652954993633,2cyclictest2770529-1kworker/0:1H+kblockd11:05:310
3652954993633,2cyclictest2770529-1kworker/0:1H+kblockd09:11:210
3652954993633,2cyclictest2770529-1kworker/0:1H+kblockd08:19:370
3652954993633,1cyclictest2770529-1kworker/0:1H+kblockd09:50:290
3652954993632,3cyclictest2770529-1kworker/0:1H+kblockd09:39:380
3652954993632,3cyclictest2770529-1kworker/0:1H+kblockd09:21:530
3652954993632,3cyclictest2770529-1kworker/0:1H+kblockd08:41:330
3652954993632,2cyclictest2770529-1kworker/0:1H+kblockd09:27:030
3652954993631,4cyclictest3621299-21kworker/u8:4+flush-179:007:16:240
3652954993630,5cyclictest3849116-21/usr/share/muni11:00:050
3652954993630,4cyclictest2770529-1kworker/0:1H+kblockd08:05:000
3652954993630,4cyclictest2770529-1kworker/0:1H+kblockd08:05:000
3652954993629,5cyclictest1804735-21ThreadPoolForeg10:55:290
3652961993533,1cyclictest3579532-1kworker/3:1H+kblockd09:53:193
3652961993533,1cyclictest3579532-1kworker/3:1H+kblockd09:30:543
3652961993532,2cyclictest3837341-1kworker/3:0H+kblockd11:47:013
3652961993532,2cyclictest3837341-1kworker/3:0H+kblockd11:36:493
3652961993532,2cyclictest3837341-1kworker/3:0H+kblockd11:22:353
3652961993532,2cyclictest3837341-1kworker/3:0H+kblockd11:00:303
3652961993532,2cyclictest3688492-21kworker/u8:4+events_unbound08:05:183
3652961993532,2cyclictest3579532-1kworker/3:1H+kblockd08:29:583
3652961993529,4cyclictest3901267-21/usr/share/muni12:05:043
3652961993518,11cyclictest1804738-13Compositor10:48:113
3652956993534,1cyclictest3710601-21kworker/2:0+pm08:25:052
3652955993533,1cyclictest3714607-1kworker/1:1H+kblockd12:08:131
3652955993529,4cyclictest3756044-21/usr/share/muni09:05:011
3652955993529,4cyclictest3756044-21/usr/share/muni09:05:001
3652954993533,1cyclictest2770529-1kworker/0:1H+kblockd11:39:230
3652954993532,2cyclictest3651130-21kworker/0:1+pm07:52:470
3652954993532,2cyclictest2770529-1kworker/0:1H+kblockd10:19:330
3652954993531,3cyclictest2770529-1kworker/0:1H+kblockd12:13:290
3652954993531,3cyclictest2770529-1kworker/0:1H+kblockd10:08:480
3652954993531,2cyclictest2770529-1kworker/0:1H+kblockd11:20:010
3652954993530,3cyclictest3820995-21kworker/u8:2+events_unbound10:40:180
3652954993530,3cyclictest1804735-21ThreadPoolForeg12:32:280
3652954993527,6cyclictest3681094-21apt-get07:40:150
3652954993524,8cyclictest3828486-21/usr/share/muni10:35:020
3652961993432,2cyclictest3871384-21kworker/u8:1+events_unbound11:40:223
3652961993432,1cyclictest3732568-21kworker/3:2+pm09:49:583
3652961993432,1cyclictest3579532-1kworker/3:1H+kblockd07:20:123
3652961993431,2cyclictest3579532-1kworker/3:1H+kblockd09:05:043
3652961993431,2cyclictest3579532-1kworker/3:1H+kblockd09:05:043
3652961993431,2cyclictest3451170-20Compositor11:09:283
3652961993430,3cyclictest1804697-21ThreadPoolForeg10:50:143
3652961993429,4cyclictest3710888-21/usr/share/muni08:15:133
3652955993432,1cyclictest3714607-1kworker/1:1H+kblockd09:40:101
3652955993431,2cyclictest3714607-1kworker/1:1H+kblockd10:53:341
3652955993431,2cyclictest3714607-1kworker/1:1H+kblockd09:11:231
3652955993431,2cyclictest3505316-1kworker/1:2H+kblockd07:46:011
3652954993431,2cyclictest2770529-1kworker/0:1H+kblockd08:26:590
3652954993430,3cyclictest2770529-1kworker/0:1H+kblockd11:25:220
3652961993330,2cyclictest3451168-20Chrome_ChildIOT12:33:163
3652961993328,4cyclictest1804735-21ThreadPoolForeg09:27:243
3652955993331,1cyclictest3505316-1kworker/1:2H+kblockd07:11:161
3652955993330,2cyclictest3907700-1kworker/1:0H+kblockd12:30:351
3652955993330,2cyclictest3505316-1kworker/1:2H+kblockd07:25:041
3652955993330,2cyclictest1804731-21chrome10:00:011
3652955993330,2cyclictest1804637-21ChromeDriver15:20:431
3652955993329,3cyclictest3657731-21/usr/share/muni07:15:041
3652955993328,4cyclictest3724043-21/usr/share/muni08:30:161
3652954993330,2cyclictest2770529-1kworker/0:1H+kblockd08:53:580
3652954993329,3cyclictest1804718-13VizCompositorTh07:13:140
3652954993329,2cyclictest1804694-21Chrome_DevTools09:08:340
3652954993329,2cyclictest1804694-21Chrome_DevTools09:08:330
3652961993230,1cyclictest3837341-1kworker/3:0H+kblockd12:01:173
3652961993230,1cyclictest3837341-1kworker/3:0H+kblockd12:01:173
3652961993230,1cyclictest3579532-1kworker/3:1H+kblockd08:41:083
3652961993229,2cyclictest3837341-1kworker/3:0H+kblockd12:20:013
3652955993229,2cyclictest3451168-20Chrome_ChildIOT10:46:281
3652955993229,2cyclictest2854065-21isc-net-000010:03:181
3652955993229,2cyclictest1804637-21ChromeDriver15:20:431
3652955993229,2cyclictest1276-21snmpd12:02:021
3652955993229,2cyclictest1276-21snmpd12:02:021
3652955993229,2cyclictest1276-21snmpd09:53:101
3652955993219,12cyclictest1804634-21chromedriver07:20:581
3652955993215,15cyclictest3864837-21/usr/share/muni11:20:011
3652954993230,1cyclictest1276-21snmpd11:34:170
3652961993128,2cyclictest3837341-1kworker/3:0H+kblockd12:29:393
3652961993128,2cyclictest1804717-13Chrome_ChildIOT08:59:253
3652961993128,2cyclictest1804717-13Chrome_ChildIOT08:59:253
3652961993128,2cyclictest1276-21snmpd08:11:203
3652961993127,3cyclictest3864105-21kworker/u8:1+events_unbound11:16:533
3652955993129,1cyclictest3714607-1kworker/1:1H+kblockd09:36:481
3652955993129,1cyclictest1276-21snmpd12:39:031
3652955993125,4cyclictest3871736-21/usr/share/muni11:30:151
3652955993118,12cyclictest3680271-21snmp_ryswitch.c07:40:031
365295599311,29cyclictest3451163-21chrome09:00:231
3652961993027,2cyclictest1804658-13Chrome_IOThread10:41:453
3652955993028,1cyclictest3871532-21kworker/1:1+pm11:44:041
3652955993028,1cyclictest1276-21snmpd11:07:391
3652955993024,5cyclictest1804738-13Compositor08:20:201
3652955993023,3cyclictest1276-21snmpd12:17:031
3652961992926,2cyclictest1804736-13Chrome_ChildIOT07:39:253
3652955992723,3cyclictest3903663-21/usr/share/muni12:10:021
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