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2025-12-23 - 10:41
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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 Mon Dec 22, 2025 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2447322239187,19sleep10-21swapper/107:09:021
2444142230200,20sleep30-21swapper/307:05:303
2446812225197,18sleep20-21swapper/207:08:232
2445732220191,19sleep00-21swapper/007:06:550
24506099694,64cyclictest422221-21kworker/u8:1+efi_rts_wq12:05:033
245050996862,4cyclictest500531-21latency_hist12:05:010
245054996459,3cyclictest431264-21chrome10:45:011
245060995955,2cyclictest483125-21CacheThread_Blo11:45:003
245054995249,2cyclictest415231-21apt-get10:25:071
245050995251,0cyclictest515366-21awk12:20:160
245060995151,0cyclictest515365-21awk12:20:163
245050995045,3cyclictest483128-21chrome11:45:010
245060994742,3cyclictest301988-21latency_hist08:15:003
245056994743,3cyclictest464185-21kworker/u8:2+flush-179:011:35:022
245054994542,2cyclictest244496-21kworker/u8:1+flush-179:007:20:011
245056994441,2cyclictest439984-21kworker/2:1+pm12:05:042
245056994439,3cyclictest276484-21chrome07:45:012
245056994436,2cyclictest409281-21kworker/u8:3+flush-179:010:25:062
245054994340,2cyclictest251755-21kworker/u8:2+flush-179:008:10:151
245060994138,2cyclictest507741-21kworker/u8:2+events_unbound12:40:003
245056994138,2cyclictest426527-21kworker/u8:0+flush-179:010:40:152
245054994137,2cyclictest276523-21/usr/share/muni07:45:001
245050994135,4cyclictest525415-21latency_hist12:35:020
245056994038,1cyclictest439984-21kworker/2:1+pm12:35:102
245056994038,1cyclictest227576-21kworker/2:3+pm07:50:502
245056994037,2cyclictest452453-21kworker/u8:0+flush-179:011:15:152
245056994037,2cyclictest439984-21kworker/2:1+pm11:10:402
245060993934,4cyclictest478819-21/usr/share/muni11:40:023
245056993937,1cyclictest439984-21kworker/2:1+pm11:51:012
245056993937,1cyclictest439984-21kworker/2:1+pm11:24:332
245056993937,1cyclictest393312-21kworker/2:0+pm10:05:502
245056993937,1cyclictest393312-21kworker/2:0+pm10:05:502
245056993937,1cyclictest293151-21kworker/2:0+pm08:55:102
245056993937,1cyclictest293151-21kworker/2:0+pm08:51:062
245056993936,2cyclictest422221-21kworker/u8:1+flush-179:011:25:162
245056993936,2cyclictest227576-21kworker/2:3+pm07:30:022
245056993936,2cyclictest227576-21kworker/2:3+pm07:10:012
245054993936,2cyclictest347929-21kworker/u8:1+flush-179:009:30:151
245054993934,4cyclictest332439-21/usr/share/muni08:50:011
245050993937,1cyclictest349252-21kworker/0:2+pm10:33:470
245060993836,1cyclictest271278-21kworker/3:0+pm08:15:093
245056993836,1cyclictest439984-21kworker/2:1+pm12:10:432
245056993836,1cyclictest393312-21kworker/2:0+pm10:46:042
245056993836,1cyclictest393312-21kworker/2:0+pm10:35:112
245056993836,1cyclictest393312-21kworker/2:0+pm10:15:472
245056993836,1cyclictest393312-21kworker/2:0+pm10:01:282
245056993836,1cyclictest343110-21kworker/2:2+pm09:45:122
245056993836,1cyclictest343110-21kworker/2:2+pm09:26:032
245056993836,1cyclictest343110-21kworker/2:2+pm09:05:062
245056993836,1cyclictest293151-21kworker/2:0+pm08:15:052
245056993835,2cyclictest439984-21kworker/2:1+pm12:26:292
245056993835,2cyclictest343110-21kworker/2:2+pm09:56:042
245056993835,2cyclictest318711-21kworker/u8:0+flush-179:009:00:272
245056993835,2cyclictest293151-21kworker/2:0+pm08:30:062
245056993835,2cyclictest293151-21kworker/2:0+pm08:10:492
245056993835,2cyclictest293151-21kworker/2:0+pm08:05:042
245056993835,2cyclictest227576-21kworker/2:3+pm07:25:012
24505499380,37cyclictest0-21swapper/110:12:201
245050993836,1cyclictest507910-21kworker/0:2+pm12:35:270
245050993831,4cyclictest426527-21kworker/u8:0+flush-179:010:50:140
245060993734,2cyclictest333696-1kworker/3:1H+kblockd10:40:283
245060993734,2cyclictest333696-1kworker/3:1H+kblockd10:35:393
245060993734,2cyclictest150420-1kworker/3:0H+kblockd08:50:103
245060993734,2cyclictest150420-1kworker/3:0H+kblockd08:38:273
245060993734,2cyclictest150420-1kworker/3:0H+kblockd07:43:363
245060993734,2cyclictest150420-1kworker/3:0H+kblockd07:34:363
245060993733,2cyclictest150420-1kworker/3:0H+kblockd07:55:043
245060993731,5cyclictest333696-1kworker/3:1H+kblockd10:34:243
245056993735,1cyclictest439984-21kworker/2:1+pm11:57:052
245056993735,1cyclictest393312-21kworker/2:0+pm10:10:162
245056993735,1cyclictest343110-21kworker/2:2+pm09:35:072
245056993735,1cyclictest293151-21kworker/2:0+pm08:45:292
245056993735,1cyclictest293151-21kworker/2:0+pm08:25:002
245056993734,2cyclictest343110-21kworker/2:2+pm09:50:052
24505699370,13cyclictest511770-31munin-graph12:15:492
245054993734,2cyclictest4126553-1kworker/1:0H+kblockd12:17:011
245054993734,2cyclictest4126553-1kworker/1:0H+kblockd11:35:041
245054993734,2cyclictest4126553-1kworker/1:0H+kblockd11:00:011
245054993734,2cyclictest4126553-1kworker/1:0H+kblockd10:50:151
245054993734,2cyclictest4126553-1kworker/1:0H+kblockd07:36:031
245054993733,3cyclictest346834-21apt-get09:05:131
245050993734,2cyclictest3711525-1kworker/0:2H+kblockd11:50:040
245050993734,2cyclictest3711525-1kworker/0:2H+kblockd11:02:520
245050993734,2cyclictest3711525-1kworker/0:2H+kblockd10:38:000
245050993734,2cyclictest3711525-1kworker/0:2H+kblockd09:08:100
245060993634,2cyclictest333696-1kworker/3:1H+kblockd11:12:193
245060993634,1cyclictest333696-1kworker/3:1H+kblockd09:59:143
245060993634,1cyclictest333696-1kworker/3:1H+kblockd09:01:093
245060993634,1cyclictest271278-21kworker/3:0+pm08:21:463
245060993634,1cyclictest150420-1kworker/3:0H+kblockd08:42:093
245060993634,1cyclictest150420-1kworker/3:0H+kblockd08:32:133
245060993633,2cyclictest333696-1kworker/3:1H+kblockd12:04:253
245060993633,2cyclictest150420-1kworker/3:0H+kblockd08:45:143
245060993632,3cyclictest253738-21python307:15:283
245060993631,3cyclictest465608-21/usr/share/muni11:25:023
245060993631,3cyclictest312505-21apt-get08:25:123
245056993634,1cyclictest439984-21kworker/2:1+pm11:02:232
245056993634,1cyclictest393312-21kworker/2:0+pm10:50:102
245056993634,1cyclictest343110-21kworker/2:2+pm09:18:522
245056993634,1cyclictest343110-21kworker/2:2+pm09:18:522
245056993634,1cyclictest2587331-1kworker/2:0H+kblockd12:01:252
245056993634,1cyclictest227576-21kworker/2:3+pm07:55:282
245056993634,1cyclictest227576-21kworker/2:3+pm07:35:102
245056993634,1cyclictest227576-21kworker/2:3+pm07:21:472
245056993633,2cyclictest343110-21kworker/2:2+pm09:40:102
245056993633,2cyclictest343110-21kworker/2:2+pm09:30:042
245056993633,2cyclictest293151-21kworker/2:0+pm08:35:122
245056993633,2cyclictest2587331-1kworker/2:0H+kblockd11:45:132
245056993633,1cyclictest2587331-1kworker/2:0H+kblockd08:01:252
245054993634,1cyclictest515205-21kworker/u8:0+flush-179:012:30:131
245054993634,1cyclictest4126553-1kworker/1:0H+kblockd12:20:131
245054993634,1cyclictest4126553-1kworker/1:0H+kblockd12:05:271
245054993634,1cyclictest4126553-1kworker/1:0H+kblockd12:00:001
245054993634,1cyclictest327745-21kworker/1:1+pm09:16:491
245054993634,1cyclictest327745-21kworker/1:1+pm09:16:491
245054993632,3cyclictest452517-21latency_hist11:10:001
245054993632,2cyclictest4126553-1kworker/1:0H+kblockd11:50:011
245054993632,2cyclictest4126553-1kworker/1:0H+kblockd10:30:281
245050993634,2cyclictest3711525-1kworker/0:2H+kblockd10:19:570
245050993634,1cyclictest3711525-1kworker/0:2H+kblockd12:29:320
245050993634,1cyclictest3711525-1kworker/0:2H+kblockd11:07:360
245050993634,1cyclictest3711525-1kworker/0:2H+kblockd10:42:110
245050993634,1cyclictest3711525-1kworker/0:2H+kblockd08:35:220
245050993634,1cyclictest3711525-1kworker/0:2H+kblockd07:48:120
245050993634,1cyclictest3711525-1kworker/0:2H+kblockd07:22:050
245050993634,1cyclictest1318-21snmpd07:29:120
245050993633,2cyclictest3711525-1kworker/0:2H+kblockd09:51:550
245060993534,1cyclictest452442-21kworker/3:0+pm11:57:433
245060993534,1cyclictest333696-1kworker/3:1H+kblockd10:17:173
245060993533,1cyclictest333696-1kworker/3:1H+kblockd12:12:483
245060993533,1cyclictest333696-1kworker/3:1H+kblockd11:33:033
245060993533,1cyclictest333696-1kworker/3:1H+kblockd11:22:023
245060993533,1cyclictest333696-1kworker/3:1H+kblockd10:52:523
245060993533,1cyclictest150420-1kworker/3:0H+kblockd08:00:553
245060993533,1cyclictest150420-1kworker/3:0H+kblockd07:53:253
245060993532,2cyclictest333696-1kworker/3:1H+kblockd09:45:453
245056993533,1cyclictest439984-21kworker/2:1+pm12:30:582
245056993533,1cyclictest2587331-1kworker/2:0H+kblockd11:05:282
245056993532,2cyclictest369260-21kworker/u8:0+flush-179:010:30:052
245056993532,2cyclictest227576-21kworker/2:3+pm07:40:052
245056993531,2cyclictest2587331-1kworker/2:0H+kblockd09:20:032
245054993533,1cyclictest4126553-1kworker/1:0H+kblockd12:00:561
245054993533,1cyclictest4126553-1kworker/1:0H+kblockd10:15:381
245054993533,1cyclictest379598-21kworker/1:0+pm11:42:411
245054993532,2cyclictest4126553-1kworker/1:0H+kblockd08:55:121
245054993529,4cyclictest465383-21latency_hist11:25:001
245054993527,3cyclictest244496-21kworker/u8:1+events_unbound07:10:141
245050993534,1cyclictest3711525-1kworker/0:2H+kblockd12:08:050
245050993533,2cyclictest3711525-1kworker/0:2H+kblockd09:17:420
245050993533,2cyclictest3711525-1kworker/0:2H+kblockd09:17:420
245050993533,2cyclictest3711525-1kworker/0:2H+kblockd08:04:540
245050993533,1cyclictest3711525-1kworker/0:2H+kblockd11:33:080
245050993533,1cyclictest3711525-1kworker/0:2H+kblockd10:08:520
245050993533,1cyclictest3711525-1kworker/0:2H+kblockd10:08:520
245050993533,1cyclictest3711525-1kworker/0:2H+kblockd09:58:380
245050993533,1cyclictest3711525-1kworker/0:2H+kblockd09:46:000
245050993533,1cyclictest3711525-1kworker/0:2H+kblockd09:22:100
245050993533,1cyclictest3711525-1kworker/0:2H+kblockd08:34:570
245050993533,1cyclictest3711525-1kworker/0:2H+kblockd08:16:510
245050993533,1cyclictest3711525-1kworker/0:2H+kblockd07:18:440
245050993533,1cyclictest3711525-1kworker/0:2H+kblockd07:11:030
245050993533,1cyclictest263031-21kworker/0:1+pm07:55:270
245050993532,2cyclictest3711525-1kworker/0:2H+kblockd10:57:280
245050993532,2cyclictest3711525-1kworker/0:2H+kblockd10:46:320
245060993433,1cyclictest333696-1kworker/3:1H+kblockd12:19:593
245060993433,1cyclictest333696-1kworker/3:1H+kblockd09:43:403
245060993433,1cyclictest333696-1kworker/3:1H+kblockd08:58:393
245060993433,1cyclictest150420-1kworker/3:0H+kblockd07:39:093
245060993432,1cyclictest333696-1kworker/3:1H+kblockd09:05:463
245060993432,1cyclictest150420-1kworker/3:0H+kblockd07:27:113
245060993431,2cyclictest333696-1kworker/3:1H+kblockd12:29:193
245060993431,2cyclictest333696-1kworker/3:1H+kblockd11:50:103
245060993430,3cyclictest336081-21kworker/u8:3+events_unbound09:15:153
245060993430,3cyclictest336081-21kworker/u8:3+events_unbound09:15:153
245060993423,10cyclictest1318-21snmpd11:06:013
245056993430,2cyclictest1318-21snmpd12:20:212
24505699340,3cyclictest352959-31munin-html09:10:342
245054993433,1cyclictest0-21swapper/111:25:121
245054993432,1cyclictest4126553-1kworker/1:0H+kblockd10:24:101
245054993432,1cyclictest4126553-1kworker/1:0H+kblockd09:12:111
245054993432,1cyclictest327745-21kworker/1:1+pm09:23:401
245054993431,2cyclictest4126553-1kworker/1:0H+kblockd10:04:051
245050993433,1cyclictest3711525-1kworker/0:2H+kblockd09:32:160
245050993433,1cyclictest3711525-1kworker/0:2H+kblockd08:52:100
245050993433,1cyclictest3711525-1kworker/0:2H+kblockd08:49:450
245050993432,1cyclictest3711525-1kworker/0:2H+kblockd11:26:450
245050993432,1cyclictest3711525-1kworker/0:2H+kblockd08:59:120
245050993429,4cyclictest340969-21/usr/share/muni09:00:010
4399752330,1chrt439967-21/usr/share/muni10:55:013
245060993331,1cyclictest333696-1kworker/3:1H+kblockd10:06:273
245060993331,1cyclictest333696-1kworker/3:1H+kblockd10:06:273
245060993330,2cyclictest333696-1kworker/3:1H+kblockd11:04:013
245060993330,2cyclictest271187-21kworker/u8:1+events_unbound07:45:283
245056993331,1cyclictest439984-21kworker/2:1+pm11:30:442
245056993331,1cyclictest293151-21kworker/2:0+pm08:27:312
24505699331,31cyclictest253984-31munin-graph07:15:462
245054993331,1cyclictest4126553-1kworker/1:0H+kblockd09:25:291
245054993330,2cyclictest4126553-1kworker/1:0H+kblockd08:15:041
245054993329,2cyclictest4126553-1kworker/1:0H+kblockd12:10:151
245050993332,1cyclictest3711525-1kworker/0:2H+kblockd10:22:220
245050993331,1cyclictest288944-21kworker/0:0+pm08:20:210
245050993330,2cyclictest3711525-1kworker/0:2H+kblockd11:19:010
245050993328,4cyclictest511700-31munin-html12:15:320
245060993231,1cyclictest333696-1kworker/3:1H+kblockd11:36:103
245060993229,2cyclictest150420-1kworker/3:0H+kblockd07:20:103
245056993230,1cyclictest1318-21snmpd10:24:302
245054993231,1cyclictest210456-21kworker/1:0+pm08:36:091
245054993230,1cyclictest1318-21snmpd07:50:541
245054993229,2cyclictest4126553-1kworker/1:0H+kblockd10:40:161
245054993229,2cyclictest4126553-1kworker/1:0H+kblockd08:41:041
245054993228,2cyclictest4126553-1kworker/1:0H+kblockd11:30:161
245050993230,1cyclictest3711525-1kworker/0:2H+kblockd11:39:510
245050993230,1cyclictest3711525-1kworker/0:2H+kblockd10:13:340
245050993230,1cyclictest3711525-1kworker/0:2H+kblockd08:28:060
245050993230,1cyclictest3711525-1kworker/0:2H+kblockd07:36:340
245050993230,1cyclictest1318-21snmpd12:10:330
245050993230,1cyclictest1318-21snmpd11:56:150
245050993229,2cyclictest3711525-1kworker/0:2H+kblockd07:30:470
245060993130,1cyclictest333696-1kworker/3:1H+kblockd10:14:103
245060993129,1cyclictest333696-1kworker/3:1H+kblockd09:30:103
245060993129,1cyclictest222909-21kworker/3:0+pm07:14:453
245060993129,1cyclictest1318-21snmpd10:22:183
245060993129,1cyclictest1318-21snmpd10:01:143
245060993128,2cyclictest333696-1kworker/3:1H+kblockd09:39:433
245056993129,1cyclictest439984-21kworker/2:1+pm11:40:582
245056993129,1cyclictest1318-21snmpd08:40:442
245054993130,1cyclictest1318-21snmpd09:36:041
245054993130,0cyclictest1318-21snmpd11:17:141
245054993129,1cyclictest4126553-1kworker/1:0H+kblockd09:40:431
245054993129,1cyclictest329663-21awk08:45:141
245054993129,1cyclictest1318-21snmpd11:45:111
245054993129,1cyclictest1318-21snmpd10:40:001
245054993129,1cyclictest1318-21snmpd07:22:061
245054993128,2cyclictest1318-21snmpd12:25:281
245054993128,2cyclictest1318-21snmpd08:05:431
245050993130,1cyclictest3711525-1kworker/0:2H+kblockd11:41:570
245050993129,1cyclictest3711525-1kworker/0:2H+kblockd11:23:500
245050993129,1cyclictest3711525-1kworker/0:2H+kblockd10:29:110
245050993129,1cyclictest1318-21snmpd10:02:380
245050993129,1cyclictest1318-21snmpd09:35:400
245050993129,1cyclictest1318-21snmpd09:29:370
245050993129,1cyclictest1318-21snmpd08:41:080
245050993127,3cyclictest297737-21munin-update08:10:270
245060993029,1cyclictest333696-1kworker/3:1H+kblockd12:30:283
245060993029,0cyclictest1318-21snmpd08:09:433
245060993028,1cyclictest333696-1kworker/3:1H+kblockd09:24:253
245060993026,2cyclictest431200-13chrome10:45:013
245054993029,1cyclictest1318-21snmpd09:02:151
245054993029,1cyclictest1318-21snmpd07:42:391
245054993028,1cyclictest454280-21awk11:10:111
245054993028,1cyclictest4126553-1kworker/1:0H+kblockd07:31:171
245054993028,1cyclictest1318-21snmpd08:33:321
245050993030,0cyclictest1318-21snmpd08:08:210
245050993029,1cyclictest3711525-1kworker/0:2H+kblockd09:43:180
245050993028,2cyclictest3711525-1kworker/0:2H+kblockd11:13:170
245050993028,1cyclictest1318-21snmpd07:41:480
245050993026,2cyclictest3711525-1kworker/0:2H+kblockd09:11:400
245060992928,1cyclictest333696-1kworker/3:1H+kblockd10:25:273
245056992928,1cyclictest2587331-1kworker/2:0H+kblockd10:55:212
245054992927,1cyclictest1318-21snmpd09:56:351
245050992927,1cyclictest3711525-1kworker/0:2H+kblockd07:52:260
245054992828,0cyclictest1318-21snmpd09:50:561
245054992826,1cyclictest1318-21snmpd08:28:501
245054992826,1cyclictest1318-21snmpd08:21:321
245054992825,2cyclictest4126553-1kworker/1:0H+kblockd09:45:061
245054992726,1cyclictest1318-21snmpd08:01:101
245054992725,1cyclictest1318-21snmpd10:07:441
245054992725,1cyclictest1318-21snmpd10:07:441
245054992624,1cyclictest287728-21awk07:55:161
245054992623,2cyclictest4126553-1kworker/1:0H+kblockd07:25:391
24505499261,24cyclictest525842-21snmp_ryswitch2.12:35:021
245060992524,0cyclictest1318-21snmpd09:27:133
245060992522,2cyclictest333696-1kworker/3:1H+kblockd09:51:253
245060992321,1cyclictest64742-21isc-net-000011:17:463
245054992318,4cyclictest1318-21snmpd11:01:401
245060992117,3cyclictest340409-21kworker/u8:2+events_unbound09:10:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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