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2025-01-15 - 07:55
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Data to construct the above plot have been generated using the RT test utility cyclictest.

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 rackbslot2.osadl.org (updated Tue Jan 14, 2025 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22829212237207,20sleep30-21swapper/307:05:573
22831532232211,11sleep00-21swapper/007:08:470
22830652226197,18sleep10-21swapper/107:07:411
22831502225195,19sleep20-21swapper/207:08:462
2283428996258,3cyclictest2408316-21kworker/u8:4+events_unbound09:35:062
228342599625,56cyclictest2481474-21kworker/u8:1+efi_rts_wq11:12:541
2283421995651,3cyclictest2417151-21chrome09:45:010
2283425995551,3cyclictest2481474-21kworker/u8:1+flush-179:011:55:051
2283428995249,2cyclictest2309482-21kworker/u8:3+flush-179:008:25:062
228343299510,51cyclictest2481474-21kworker/u8:1+efi_rts_wq11:12:543
2283425995047,2cyclictest2374111-21kworker/u8:0+events_unbound09:25:091
2283428994845,2cyclictest2374111-21kworker/u8:0+events_unbound09:05:072
2283425994743,3cyclictest2374111-21kworker/u8:0+flush-179:009:15:051
2283428994642,3cyclictest2378368-21kworker/u8:1+flush-179:010:55:052
2283428994641,3cyclictest2378368-21kworker/u8:1+events_unbound09:45:002
2283428994641,3cyclictest2378368-21kworker/u8:1+events_unbound09:45:002
2283421994641,4cyclictest2434047-21/usr/share/muni10:05:060
2283421994639,5cyclictest2412604-21latency_hist09:40:010
2283432994539,4cyclictest2412844-21/usr/share/muni09:40:043
2283432994539,4cyclictest2412844-21/usr/share/muni09:40:043
25335872440,1chrt2533429-21/usr/share/muni12:10:023
2283432994437,5cyclictest2520578-21systemd-journal10:45:013
2283432994429,13cyclictest2014036-1kworker/3:0H+kblockd09:15:143
2283428994440,3cyclictest2309482-21kworker/u8:3+flush-179:008:00:092
2283425994439,4cyclictest2417179-21ThreadPoolForeg09:45:091
2283425994439,3cyclictest2426659-21kworker/u8:4+events_unbound10:15:091
2283421994441,1cyclictest2465856-13chrome10:45:010
2283428994340,2cyclictest2493498-21kworker/u8:0+events_unbound12:15:082
2283432994238,3cyclictest2361729-21/usr/share/muni08:40:083
2283432994235,5cyclictest2366021-21/usr/share/muni08:45:153
2283428994239,2cyclictest2477133-21kworker/u8:3+flush-179:011:20:012
2283428994239,2cyclictest2378368-21kworker/u8:1+flush-179:010:35:072
2283428994239,2cyclictest2378368-21kworker/u8:1+flush-179:010:35:072
2283425994238,3cyclictest2289934-21kworker/u8:1+flush-179:007:35:151
2283428994138,2cyclictest2305156-21kworker/u8:2+flush-179:007:55:052
2283425994137,3cyclictest2318319-21latency_hist07:50:001
2283428994037,2cyclictest2448169-21kworker/2:2+pm11:55:042
2283428994037,2cyclictest2382467-21kworker/2:2+pm10:10:152
2283428994037,2cyclictest2351427-21kworker/2:1+pm08:45:092
2283428994036,2cyclictest2541510-21kworker/2:2+pm12:25:012
2283428994035,4cyclictest2525690-21/usr/share/muni12:00:032
2283425994032,7cyclictest2218968-1kworker/1:0H+kblockd08:43:271
2283421994034,3cyclictest2228329-1kworker/0:1H+kblockd11:20:040
2283421994023,12cyclictest2344691-21cat08:20:020
2283432993935,3cyclictest2403676-21kworker/u8:2+flush-179:010:05:063
2283432993934,4cyclictest2401533-1kworker/3:1H+kblockd09:35:013
2283432993932,5cyclictest2353223-21/usr/share/muni08:30:093
2283428993937,1cyclictest2448169-21kworker/2:2+pm10:46:192
2283428993937,1cyclictest2448169-21kworker/2:2+pm10:30:512
2283428993937,1cyclictest2283296-21kworker/2:0+pm07:35:302
2283428993936,2cyclictest2448169-21kworker/2:2+pm11:15:002
2283428993936,2cyclictest2448169-21kworker/2:2+pm11:00:422
2283428993936,2cyclictest2378368-21kworker/u8:1+events_unbound10:50:082
2283428993936,2cyclictest2309482-21kworker/u8:3+flush-179:007:50:052
2283428993935,3cyclictest2493498-21kworker/u8:0+flush-179:011:25:032
2283425993936,2cyclictest2493498-21kworker/u8:0+flush-179:011:40:051
2283425993933,5cyclictest2366082-21CacheThread_Blo08:45:011
2283421993934,3cyclictest2228329-1kworker/0:1H+kblockd12:15:030
2283421993933,4cyclictest2228329-1kworker/0:1H+kblockd07:50:030
2283421993931,6cyclictest2283849-21ntpq07:10:040
2283432993834,3cyclictest2401533-1kworker/3:1H+kblockd09:58:063
2283432993834,2cyclictest2014036-1kworker/3:0H+kblockd07:11:013
2283432993833,3cyclictest2014036-1kworker/3:0H+kblockd08:20:453
2283432993831,5cyclictest2309815-21/usr/share/muni07:40:023
2283428993837,1cyclictest2382467-21kworker/2:2+pm09:31:412
2283428993836,1cyclictest2541510-21kworker/2:2+pm12:20:152
2283428993836,1cyclictest2448169-21kworker/2:2+pm11:50:032
2283428993836,1cyclictest2448169-21kworker/2:2+pm11:36:042
2283428993836,1cyclictest2351427-21kworker/2:1+pm08:32:002
2283428993836,1cyclictest2324632-21kworker/2:0+pm08:16:012
2283428993835,2cyclictest2541510-21kworker/2:2+pm12:35:182
2283428993835,2cyclictest2448169-21kworker/2:2+pm11:45:022
2283428993835,2cyclictest2382467-21kworker/2:2+pm09:15:022
2283428993834,3cyclictest2456685-21kworker/u8:4+flush-179:011:40:082
2283428993834,3cyclictest2421823-21apt-get09:50:092
2283428993834,3cyclictest1861127-1kworker/2:2H+kblockd11:30:032
2283428993834,2cyclictest2441245-21kworker/2:1+pm10:20:032
2283428993833,4cyclictest2277631-21kworker/u8:4+flush-179:007:20:012
2283425993834,3cyclictest2557673-21apt-get12:40:001
2283425993834,2cyclictest2218968-1kworker/1:0H+kblockd12:05:041
2283425993831,6cyclictest2537698-21/usr/share/muni12:15:031
2283421993834,2cyclictest2228329-1kworker/0:1H+kblockd11:00:060
2283421993834,2cyclictest2228329-1kworker/0:1H+kblockd07:50:010
2283421993834,2cyclictest2228329-1kworker/0:1H+kblockd07:31:250
2283432993734,2cyclictest2401533-1kworker/3:1H+kblockd09:52:043
2283432993734,2cyclictest2014036-1kworker/3:0H+kblockd08:56:293
2283432993734,2cyclictest2014036-1kworker/3:0H+kblockd07:37:123
2283432993734,1cyclictest2014036-1kworker/3:0H+kblockd07:16:243
2283432993733,3cyclictest2401533-1kworker/3:1H+kblockd11:49:473
2283432993733,2cyclictest2014036-1kworker/3:0H+kblockd07:55:153
2283428993736,1cyclictest2324632-21kworker/2:0+pm08:11:262
2283428993735,1cyclictest2541510-21kworker/2:2+pm12:33:092
2283428993735,1cyclictest2382467-21kworker/2:2+pm10:07:332
2283428993735,1cyclictest2382467-21kworker/2:2+pm09:45:132
2283428993735,1cyclictest2382467-21kworker/2:2+pm09:25:012
2283428993735,1cyclictest2351427-21kworker/2:1+pm09:00:132
2283428993735,1cyclictest2283296-21kworker/2:0+pm07:40:042
2283428993735,1cyclictest2283296-21kworker/2:0+pm07:31:132
2283428993734,2cyclictest2382467-21kworker/2:2+pm09:20:152
2283428993734,2cyclictest2283296-21kworker/2:0+pm07:45:052
2283428993733,3cyclictest2277631-21kworker/u8:4+flush-179:007:10:062
2283428993726,10cyclictest2309482-21kworker/u8:3+flush-179:008:05:102
2283425993736,1cyclictest2352770-21kworker/1:1+pm08:35:231
2283425993733,3cyclictest2239452-21kworker/u8:3+flush-179:007:16:221
2283425993733,2cyclictest2481474-21kworker/u8:1+flush-179:012:20:151
2283421993736,1cyclictest2469029-21kworker/0:1+pm12:10:220
2283421993735,1cyclictest2469029-21kworker/0:1+pm11:07:450
2283421993734,2cyclictest2228329-1kworker/0:1H+kblockd12:30:060
2283421993734,2cyclictest2228329-1kworker/0:1H+kblockd10:40:560
2283421993734,2cyclictest2228329-1kworker/0:1H+kblockd09:05:280
2283421993734,1cyclictest2228329-1kworker/0:1H+kblockd08:00:550
2283421993733,3cyclictest2228329-1kworker/0:1H+kblockd10:50:060
2283421993733,3cyclictest2223616-21kworker/0:1+pm08:56:190
2283421993730,4cyclictest2339684-21latency_hist08:15:000
2283421993722,10cyclictest2228329-1kworker/0:1H+kblockd08:30:020
2283432993633,2cyclictest2401533-1kworker/3:1H+kblockd12:26:513
2283432993633,2cyclictest2401533-1kworker/3:1H+kblockd12:24:373
2283432993633,2cyclictest2401533-1kworker/3:1H+kblockd11:39:163
2283432993633,2cyclictest2401533-1kworker/3:1H+kblockd10:55:153
2283432993633,2cyclictest2401533-1kworker/3:1H+kblockd10:21:073
2283432993633,2cyclictest2014036-1kworker/3:0H+kblockd09:05:273
2283432993633,2cyclictest2014036-1kworker/3:0H+kblockd08:36:563
2283432993633,2cyclictest2014036-1kworker/3:0H+kblockd08:11:473
2283432993633,2cyclictest2014036-1kworker/3:0H+kblockd07:21:293
2283432993632,3cyclictest2456685-21kworker/u8:4+flush-179:011:31:043
2283432993632,3cyclictest2401533-1kworker/3:1H+kblockd09:47:383
2283432993632,3cyclictest2014036-1kworker/3:0H+kblockd08:00:043
2283432993632,3cyclictest2014036-1kworker/3:0H+kblockd07:50:043
2283432993631,3cyclictest2401533-1kworker/3:1H+kblockd11:40:143
2283432993631,3cyclictest2014036-1kworker/3:0H+kblockd07:30:033
2283432993627,0cyclictest1272-21snmpd09:27:483
228343299361,33cyclictest2314091-13Chrome_IOThread07:45:113
2283428993635,1cyclictest2351427-21kworker/2:1+pm08:36:222
2283428993634,1cyclictest2448169-21kworker/2:2+pm12:06:042
2283428993634,1cyclictest2448169-21kworker/2:2+pm10:40:042
2283428993634,1cyclictest2283296-21kworker/2:0+pm07:25:142
2283428993634,1cyclictest1861127-1kworker/2:2H+kblockd10:00:592
2283428993634,1cyclictest1861127-1kworker/2:2H+kblockd07:15:502
2283428993633,2cyclictest2378368-21kworker/u8:1+events_unbound10:25:052
2283428993633,2cyclictest2322279-21kworker/u8:4+events_unbound09:10:012
2283428993633,2cyclictest1861127-1kworker/2:2H+kblockd09:55:042
2283425993634,1cyclictest2300662-21kworker/1:0+pm08:16:161
2283425993633,2cyclictest2456685-21kworker/u8:4+flush-179:011:25:051
2283425993633,2cyclictest2218968-1kworker/1:0H+kblockd12:35:011
2283425993633,2cyclictest2218968-1kworker/1:0H+kblockd12:10:381
2283425993633,2cyclictest2218968-1kworker/1:0H+kblockd07:20:041
2283425993632,3cyclictest2481474-21kworker/u8:1+events_unbound11:05:071
2283425993631,3cyclictest2322851-21/usr/share/muni07:55:141
2283421993634,1cyclictest2228329-1kworker/0:1H+kblockd09:00:170
2283421993633,2cyclictest2228329-1kworker/0:1H+kblockd12:01:250
2283421993633,2cyclictest2228329-1kworker/0:1H+kblockd10:10:270
2283421993633,2cyclictest2228329-1kworker/0:1H+kblockd10:01:330
2283421993632,3cyclictest2228329-1kworker/0:1H+kblockd09:50:060
2283421993632,2cyclictest2228329-1kworker/0:1H+kblockd08:45:010
2283421993632,2cyclictest2228329-1kworker/0:1H+kblockd07:55:140
2283421993629,6cyclictest2368741-21awk08:45:170
2283432993533,2cyclictest2401533-1kworker/3:1H+kblockd10:36:403
2283432993533,2cyclictest2401533-1kworker/3:1H+kblockd10:36:403
2283432993533,1cyclictest2401533-1kworker/3:1H+kblockd10:25:183
2283432993533,1cyclictest2401533-1kworker/3:1H+kblockd10:12:173
2283432993532,2cyclictest2401533-1kworker/3:1H+kblockd12:05:183
2283432993532,2cyclictest2401533-1kworker/3:1H+kblockd10:32:323
2283432993532,2cyclictest2014036-1kworker/3:0H+kblockd09:11:043
2283432993532,2cyclictest2014036-1kworker/3:0H+kblockd09:04:113
2283432993532,2cyclictest2014036-1kworker/3:0H+kblockd07:27:243
2283428993533,1cyclictest2351427-21kworker/2:1+pm08:50:352
2283428993532,2cyclictest1861127-1kworker/2:2H+kblockd10:15:032
2283428993531,3cyclictest2309482-21kworker/u8:3+events_unbound08:40:022
2283425993534,1cyclictest2300662-21kworker/1:0+pm07:32:011
2283425993534,1cyclictest2218968-1kworker/1:0H+kblockd11:16:211
2283425993531,3cyclictest2456685-21kworker/u8:4+flush-179:011:35:091
2283421993533,2cyclictest2228329-1kworker/0:1H+kblockd10:16:350
2283421993533,1cyclictest2228329-1kworker/0:1H+kblockd09:55:500
2283421993533,1cyclictest2223616-21kworker/0:1+pm07:42:270
2283421993532,2cyclictest2228329-1kworker/0:1H+kblockd12:21:010
2283421993532,2cyclictest2228329-1kworker/0:1H+kblockd11:51:320
2283421993532,2cyclictest2228329-1kworker/0:1H+kblockd11:30:030
2283421993532,2cyclictest2228329-1kworker/0:1H+kblockd07:28:190
2283421993530,4cyclictest1918610-21apache207:15:140
2283432993432,1cyclictest2401533-1kworker/3:1H+kblockd11:00:163
2283432993431,2cyclictest2401533-1kworker/3:1H+kblockd12:31:233
2283432993431,2cyclictest2401533-1kworker/3:1H+kblockd10:15:473
2283432993430,3cyclictest2401533-1kworker/3:1H+kblockd11:55:053
2283428993433,1cyclictest2532887-21kworker/2:1+pm12:12:062
2283428993431,2cyclictest2448169-21kworker/2:2+pm11:05:032
2283428993431,2cyclictest2351427-21kworker/2:1+pm08:55:022
228342899341,2cyclictest2348321-31munin-graph08:20:532
2283425993432,1cyclictest2218968-1kworker/1:0H+kblockd12:00:261
2283425993431,2cyclictest2218968-1kworker/1:0H+kblockd07:40:091
2283425993429,4cyclictest2450289-21ntpq10:25:041
2283421993432,1cyclictest2469029-21kworker/0:1+pm11:48:350
2283421993432,1cyclictest2223616-21kworker/0:1+pm09:26:070
2283421993431,2cyclictest2228329-1kworker/0:1H+kblockd11:30:000
2283421993431,2cyclictest2228329-1kworker/0:1H+kblockd10:25:300
2283421993429,4cyclictest2228329-1kworker/0:1H+kblockd08:53:520
2283421993429,4cyclictest1272-21snmpd09:42:250
2283421993429,4cyclictest1272-21snmpd09:42:250
2283421993429,3cyclictest2349034-21cat08:25:020
2283421993420,9cyclictest1272-21snmpd08:05:330
2283432993330,2cyclictest2014036-1kworker/3:0H+kblockd09:23:343
2283432993329,2cyclictest2401533-1kworker/3:1H+kblockd10:50:583
2283432993325,6cyclictest2537706-21/usr/share/muni12:15:053
2283425993331,1cyclictest2218968-1kworker/1:0H+kblockd07:10:361
2283425993330,2cyclictest2322279-21kworker/u8:4+flush-179:008:55:041
2283421993326,5cyclictest2513216-31munin-graph11:40:380
2283432993230,1cyclictest2461873-21awk10:40:033
2283432993230,1cyclictest2429187-21kworker/3:2+pm10:03:313
2283432993230,1cyclictest2349074-21awk08:25:013
2283432993230,1cyclictest1313581-21isc-net-000008:07:173
2283432993230,1cyclictest0-21swapper/311:05:133
2283432993229,2cyclictest2401533-1kworker/3:1H+kblockd11:17:153
2283432993229,2cyclictest2014036-1kworker/3:0H+kblockd08:50:573
2283428993230,1cyclictest2448169-21kworker/2:2+pm11:13:232
2283425993230,1cyclictest1272-21snmpd08:52:141
2283425993229,2cyclictest2218968-1kworker/1:0H+kblockd11:45:011
2283425993229,2cyclictest2218968-1kworker/1:0H+kblockd07:55:001
2283425993227,4cyclictest2335379-21munin-update08:10:041
228342599321,1cyclictest281ktimers/110:30:151
2283421993231,1cyclictest2223616-21kworker/0:1+pm07:38:200
2283421993230,1cyclictest2507337-21awk11:35:140
2283421993229,2cyclictest2397170-21awk09:20:030
2283421993229,2cyclictest2228329-1kworker/0:1H+kblockd08:16:400
2283421993228,4cyclictest1272-21snmpd10:37:350
2283421993228,4cyclictest1272-21snmpd10:37:350
2283421993224,7cyclictest2487625-21awk11:10:150
2283432993130,1cyclictest1313581-21isc-net-000012:36:173
2283432993129,1cyclictest2528493-21awk12:00:173
2283432993129,1cyclictest2496241-21awk11:20:163
2283432993128,2cyclictest2014036-1kworker/3:0H+kblockd08:17:013
2283432993126,3cyclictest2497941-21/usr/share/muni11:25:093
2283425993130,0cyclictest1272-21snmpd09:21:331
2283425993129,1cyclictest2353379-21awk08:30:021
2283425993129,1cyclictest1313581-21isc-net-000011:31:171
2283425993129,1cyclictest1272-21snmpd12:28:501
2283425993129,1cyclictest1272-21snmpd11:20:421
2283425993129,1cyclictest1272-21snmpd11:04:121
2283425993129,1cyclictest1272-21snmpd10:21:051
2283425993129,1cyclictest1272-21snmpd09:40:161
2283425993129,1cyclictest1272-21snmpd09:40:161
2283425993129,1cyclictest1272-21snmpd09:05:061
2283425993129,1cyclictest1272-21snmpd09:01:511
2283425993128,2cyclictest2218968-1kworker/1:0H+kblockd08:00:511
2283425993127,3cyclictest2218968-1kworker/1:0H+kblockd08:05:031
2283425993125,5cyclictest2465212-21munin-limits10:40:281
2283421993129,2cyclictest1272-21snmpd09:33:540
2283421993129,1cyclictest2223616-21kworker/0:1+pm07:22:190
2283421993129,1cyclictest1272-21snmpd12:25:410
2283421993129,1cyclictest1272-21snmpd09:17:270
2283421993128,2cyclictest2228329-1kworker/0:1H+kblockd12:00:000
2283421993128,2cyclictest2228329-1kworker/0:1H+kblockd11:15:070
2283432993030,0cyclictest1272-21snmpd11:51:163
2283425993028,1cyclictest2390402-21awk09:10:161
2283425993028,1cyclictest2351349-21awk08:25:151
2283425993027,2cyclictest2439739-21awk10:10:151
2283425993026,3cyclictest2457319-21/usr/share/muni10:35:031
2283425993026,3cyclictest2457319-21/usr/share/muni10:35:031
2283425993025,4cyclictest2297407-21ntpq07:25:051
2283421993028,1cyclictest1272-21snmpd09:11:420
2283421993024,4cyclictest2532654-21ntpq12:05:160
2283432992926,2cyclictest2401533-1kworker/3:1H+kblockd09:30:253
2283425992928,0cyclictest36029-21ntpd08:24:281
2283425992928,0cyclictest1272-21snmpd10:56:061
2283425992928,0cyclictest1272-21snmpd10:47:091
2283425992928,0cyclictest1272-21snmpd10:02:521
2283425992928,0cyclictest1272-21snmpd09:51:491
2283425992927,1cyclictest1272-21snmpd10:50:421
2283425992927,1cyclictest1272-21snmpd09:36:011
2283425992924,4cyclictest2425007-21/usr/share/muni09:55:021
2283421992926,2cyclictest2228329-1kworker/0:1H+kblockd10:20:010
2283425992826,1cyclictest2517225-21awk11:50:011
2283425992825,2cyclictest2434144-21df_inode10:05:021
2283421992826,1cyclictest1272-21snmpd10:30:290
2283421992823,4cyclictest2557928-21/usr/sbin/munin12:40:010
2283421992726,1cyclictest2469029-21kworker/0:1+pm10:58:460
2283421992523,1cyclictest2228329-1kworker/0:1H+kblockd08:36:240
2283425992420,3cyclictest2403676-21kworker/u8:2+flush-179:009:30:051
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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