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2025-06-18 - 01:20
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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 all highest latencies:
System rackbslot2.osadl.org (updated Tue Jun 17, 2025 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32642552231202,19sleep00-21swapper/007:09:480
32642312231181,41sleep30-21swapper/307:09:313
32640832228198,19sleep20-21swapper/207:07:422
32641922227171,20sleep10-21swapper/107:09:011
34811302630,1chrt3481121-21snmp_wanswitch.11:20:041
3264419995549,3cyclictest3399280-21chrome09:45:000
3264425995322,30cyclictest3424484-21kworker/u8:1+flush-179:010:25:061
3264434995247,3cyclictest3519698-21kworker/u8:0+flush-179:012:35:103
3264425995247,3cyclictest3290854-21/usr/share/muni07:40:081
3264425995111,39cyclictest3437347-21kworker/u8:2+flush-179:010:40:061
3264419995046,3cyclictest3394762-21kworker/u8:0+flush-179:010:10:050
3264419995045,3cyclictest3376047-21kworker/u8:2+flush-179:009:20:050
3264434994844,3cyclictest3524664-21kworker/u8:1+flush-179:012:15:063
3264434994844,2cyclictest3337388-21kworker/u8:1+events_unbound08:40:093
3264434994643,2cyclictest3424484-21kworker/u8:1+flush-179:010:15:263
3264419994641,4cyclictest3246364-21kworker/u8:4+flush-179:007:15:060
3264419994639,5cyclictest3325281-21/usr/share/muni08:20:100
3264419994631,14cyclictest3325040-21kworker/u8:3+flush-179:008:25:160
3264434994541,3cyclictest3306180-21kworker/u8:1+events_unbound08:15:083
3264419994539,4cyclictest3459740-21ntpq10:55:040
3264419994539,4cyclictest2896588-21apache212:35:130
3264434994340,2cyclictest3306180-21kworker/u8:1+events_unbound08:00:093
3264434994339,3cyclictest3445922-21kworker/u8:3+events_unbound12:15:013
3264419994339,3cyclictest3295146-21chrome07:45:010
3264434994238,3cyclictest3359097-21kworker/u8:1+flush-179:009:40:273
3264434994238,3cyclictest3288152-21kworker/u8:0+flush-179:008:10:103
3264419994237,4cyclictest3496366-21apt-get11:35:160
3264419994237,3cyclictest3445922-21kworker/u8:3+flush-179:012:15:070
3264434994138,3cyclictest3510795-21kworker/u8:1+flush-179:012:00:043
3264434994138,2cyclictest3359097-21kworker/u8:1+flush-179:009:00:093
3264434994134,5cyclictest3485415-21/usr/share/muni11:25:023
3264429994138,2cyclictest3322626-21kworker/2:2+pm10:20:432
3264429994136,4cyclictest3467012-31munin-html11:00:292
3264429994135,4cyclictest3380533-21diskstats09:20:162
3264434994037,2cyclictest3519698-21kworker/u8:0+flush-179:012:20:273
3264434994035,3cyclictest3532149-21kworker/u8:2+events_unbound12:30:143
3264429994038,1cyclictest3515418-21kworker/2:3+pm12:24:422
3264429994038,1cyclictest3322626-21kworker/2:2+pm11:31:562
3264429994038,1cyclictest3322626-21kworker/2:2+pm10:25:292
3264429994037,2cyclictest3322626-21kworker/2:2+pm08:25:272
3264429994035,4cyclictest3286773-21ntpq07:35:032
3264425994036,3cyclictest3295143-21CacheThread_Blo07:45:011
3264419994035,3cyclictest3346315-21python308:45:320
3264434993936,2cyclictest3376047-21kworker/u8:2+flush-179:009:20:093
3264434993935,3cyclictest3403032-21kworker/u8:3+flush-179:009:55:093
3264434993935,3cyclictest3288152-21kworker/u8:0+flush-179:008:45:053
3264434993935,3cyclictest3288152-21kworker/u8:0+events_unbound08:30:243
3264434993935,2cyclictest3420097-21kworker/u8:4+flush-179:010:10:053
3264434993935,2cyclictest3282065-21kworker/u8:1+events_unbound07:40:103
3264429993937,1cyclictest3322626-21kworker/2:2+pm10:16:002
3264429993937,1cyclictest3322626-21kworker/2:2+pm09:46:242
3264429993937,1cyclictest3224894-21kworker/2:0+pm08:16:302
3264429993937,1cyclictest3224894-21kworker/2:0+pm07:20:422
3264429993936,2cyclictest3322626-21kworker/2:2+pm10:30:032
3264429993936,2cyclictest3322626-21kworker/2:2+pm09:30:042
3264429993936,2cyclictest3322626-21kworker/2:2+pm09:25:142
3264429993936,2cyclictest3224894-21kworker/2:0+pm07:15:032
3264429993929,1cyclictest1272-21snmpd09:55:472
3264425993937,1cyclictest3277388-21kworker/1:2+pm07:59:591
3264419993936,2cyclictest3359097-21kworker/u8:1+flush-179:009:00:050
3264419993934,4cyclictest3256158-1kworker/0:1H+kblockd10:45:030
3264434993835,2cyclictest3519698-21kworker/u8:0+flush-179:012:05:153
3264434993835,2cyclictest3484753-21kworker/u8:0+flush-179:011:30:053
3264434993835,2cyclictest3445922-21kworker/u8:3+events_unbound11:45:093
3264434993835,2cyclictest3359097-21kworker/u8:1+flush-179:009:30:223
3264434993835,2cyclictest3130190-1kworker/3:2H+kblockd11:38:053
3264434993833,3cyclictest3232403-21kworker/u8:0+events_unbound07:10:113
3264429993837,1cyclictest3322626-21kworker/2:2+pm10:55:172
3264429993836,1cyclictest3515418-21kworker/2:3+pm12:15:562
3264429993836,1cyclictest3322626-21kworker/2:2+pm11:16:422
3264429993836,1cyclictest3322626-21kworker/2:2+pm08:46:052
3264429993835,2cyclictest3322626-21kworker/2:2+pm08:20:012
3264429993835,2cyclictest3224894-21kworker/2:0+pm07:30:182
3264429993828,9cyclictest1272-21snmpd10:53:182
3264425993834,3cyclictest3519698-21kworker/u8:0+flush-179:012:35:151
3264419993833,2cyclictest3256158-1kworker/0:1H+kblockd09:55:000
3264434993734,2cyclictest3331188-21kworker/u8:2+flush-179:008:50:153
3264434993733,3cyclictest3359097-21kworker/u8:1+flush-179:009:35:153
3264434993732,4cyclictest3514669-31munin-html11:55:303
3264429993736,1cyclictest3322626-21kworker/2:2+pm09:50:122
3264429993735,1cyclictest3322626-21kworker/2:2+pm11:35:172
3264429993735,1cyclictest3322626-21kworker/2:2+pm11:05:042
3264429993735,1cyclictest3322626-21kworker/2:2+pm09:35:072
3264429993735,1cyclictest3322626-21kworker/2:2+pm09:10:542
3264429993735,1cyclictest3322626-21kworker/2:2+pm09:05:182
3264429993735,1cyclictest3224894-21kworker/2:0+pm07:50:202
3264429993734,2cyclictest2897027-1kworker/2:1H+kblockd11:20:392
3264429993733,2cyclictest2897027-1kworker/2:1H+kblockd08:50:042
3264429993731,5cyclictest3519885-21/usr/share/muni12:05:032
3264425993734,2cyclictest3260269-1kworker/1:0H+kblockd11:12:101
3264425993734,2cyclictest3260269-1kworker/1:0H+kblockd10:22:461
3264419993735,1cyclictest1272-21snmpd11:45:340
3264419993734,2cyclictest3390264-21kworker/0:0+pm11:05:150
3264419993734,2cyclictest3256158-1kworker/0:1H+kblockd08:06:350
3264419993732,3cyclictest3256158-1kworker/0:1H+kblockd11:25:030
3264434993633,2cyclictest3282065-21kworker/u8:1+flush-179:007:45:123
3264434993631,3cyclictest3130190-1kworker/3:2H+kblockd09:50:143
3264434993630,4cyclictest3384437-21ntpq09:25:163
3264429993634,1cyclictest3322626-21kworker/2:2+pm11:40:122
3264429993634,1cyclictest3322626-21kworker/2:2+pm09:15:042
3264429993634,1cyclictest3322626-21kworker/2:2+pm08:57:212
3264429993634,1cyclictest2897027-1kworker/2:1H+kblockd10:00:502
3264429993634,1cyclictest2897027-1kworker/2:1H+kblockd07:58:382
3264429993633,2cyclictest3224894-21kworker/2:0+pm08:10:042
3264429993633,2cyclictest2897027-1kworker/2:1H+kblockd08:00:382
3264429993631,4cyclictest3485413-21/usr/share/muni11:25:012
3264425993634,1cyclictest3260269-1kworker/1:0H+kblockd12:20:371
3264425993634,1cyclictest3260269-1kworker/1:0H+kblockd12:16:341
3264425993634,1cyclictest3260269-1kworker/1:0H+kblockd09:47:471
3264425993634,1cyclictest3260269-1kworker/1:0H+kblockd07:19:051
3264425993633,2cyclictest3260269-1kworker/1:0H+kblockd10:17:241
3264425993633,2cyclictest3260269-1kworker/1:0H+kblockd08:45:321
3264425993633,2cyclictest3260269-1kworker/1:0H+kblockd08:45:001
3264425993633,2cyclictest3260269-1kworker/1:0H+kblockd08:26:511
3264425993633,2cyclictest3260269-1kworker/1:0H+kblockd08:05:151
3264419993634,1cyclictest3390264-21kworker/0:0+pm12:04:230
3264419993634,1cyclictest3256158-1kworker/0:1H+kblockd09:13:160
3264419993634,1cyclictest3256158-1kworker/0:1H+kblockd08:14:100
3264419993633,2cyclictest3256158-1kworker/0:1H+kblockd12:23:250
3264419993633,2cyclictest3256158-1kworker/0:1H+kblockd10:37:360
3264419993633,2cyclictest3256158-1kworker/0:1H+kblockd09:30:450
3264419993632,3cyclictest3256158-1kworker/0:1H+kblockd07:50:030
3264419993631,3cyclictest3288152-21kworker/u8:0+flush-179:007:45:010
3264419993630,4cyclictest3398976-21latency_hist09:45:000
3264434993533,1cyclictest3130190-1kworker/3:2H+kblockd11:42:233
3264434993533,1cyclictest3130190-1kworker/3:2H+kblockd10:41:443
3264434993533,1cyclictest3130190-1kworker/3:2H+kblockd10:08:243
3264434993532,2cyclictest3437347-21kworker/u8:2+flush-179:010:35:163
3264434993532,2cyclictest3428903-21kworker/3:0+pm10:55:223
3264434993532,2cyclictest3331188-21kworker/u8:2+flush-179:008:55:053
3264434993532,2cyclictest3130190-1kworker/3:2H+kblockd12:25:403
3264434993532,2cyclictest3130190-1kworker/3:2H+kblockd07:28:033
3264434993531,3cyclictest3484753-21kworker/u8:0+events_unbound11:50:043
3264434993531,3cyclictest3450286-21kworker/u8:1+events_unbound11:15:163
3264429993533,2cyclictest2897027-1kworker/2:1H+kblockd11:51:402
3264429993533,1cyclictest3537062-21kworker/2:1+pm12:30:272
3264429993533,1cyclictest3322626-21kworker/2:2+pm11:45:182
3264429993533,1cyclictest3322626-21kworker/2:2+pm09:40:162
3264429993533,1cyclictest3224894-21kworker/2:0+pm07:14:392
3264429993533,1cyclictest2897027-1kworker/2:1H+kblockd12:37:362
3264429993533,1cyclictest2897027-1kworker/2:1H+kblockd11:59:312
3264429993533,1cyclictest2897027-1kworker/2:1H+kblockd10:14:132
3264429993532,2cyclictest3322626-21kworker/2:2+pm10:40:022
3264429993532,2cyclictest3224894-21kworker/2:0+pm07:40:132
3264429993532,2cyclictest2897027-1kworker/2:1H+kblockd11:15:002
3264429993532,2cyclictest2897027-1kworker/2:1H+kblockd09:02:422
326442999351,2cyclictest3315975-31munin-html08:05:332
326442999351,1cyclictest3337401-31munin-graph08:31:092
3264425993534,1cyclictest3260269-1kworker/1:0H+kblockd09:30:291
3264425993533,2cyclictest3260269-1kworker/1:0H+kblockd10:39:261
3264425993533,1cyclictest3260269-1kworker/1:0H+kblockd11:48:141
3264425993533,1cyclictest3260269-1kworker/1:0H+kblockd11:06:491
3264425993533,1cyclictest3260269-1kworker/1:0H+kblockd09:07:361
3264425993532,2cyclictest3260269-1kworker/1:0H+kblockd11:00:191
3264425993532,2cyclictest3260269-1kworker/1:0H+kblockd08:30:031
3264425993531,3cyclictest3372524-21gpgv09:15:001
3264419993533,1cyclictest3256158-1kworker/0:1H+kblockd11:53:040
3264419993533,1cyclictest3256158-1kworker/0:1H+kblockd11:03:190
3264419993532,2cyclictest3256158-1kworker/0:1H+kblockd12:32:390
3264419993532,2cyclictest3256158-1kworker/0:1H+kblockd11:57:030
3264419993532,2cyclictest3256158-1kworker/0:1H+kblockd10:50:550
3264419993532,2cyclictest3256158-1kworker/0:1H+kblockd07:58:160
3264419993531,2cyclictest3256158-1kworker/0:1H+kblockd10:00:590
3264419993530,3cyclictest3273791-21/usr/share/muni07:20:080
3264434993431,2cyclictest3130190-1kworker/3:2H+kblockd11:14:193
3264434993431,2cyclictest3130190-1kworker/3:2H+kblockd10:31:563
3264434993430,2cyclictest3130190-1kworker/3:2H+kblockd07:36:383
3264429993433,1cyclictest3322626-21kworker/2:2+pm10:39:032
3264429993432,1cyclictest3322626-21kworker/2:2+pm10:46:002
3264429993432,1cyclictest3224894-21kworker/2:0+pm07:25:372
3264429993432,1cyclictest2897027-1kworker/2:1H+kblockd08:39:372
3264429993431,2cyclictest3224894-21kworker/2:0+pm07:45:012
3264425993433,1cyclictest3354654-21kworker/1:0+pm09:26:211
3264425993432,1cyclictest3260269-1kworker/1:0H+kblockd12:34:001
3264425993432,1cyclictest3260269-1kworker/1:0H+kblockd11:18:471
3264425993432,1cyclictest3260269-1kworker/1:0H+kblockd10:13:471
3264425993432,1cyclictest3260269-1kworker/1:0H+kblockd09:21:491
3264425993432,1cyclictest3260269-1kworker/1:0H+kblockd07:53:051
3264425993432,1cyclictest3260269-1kworker/1:0H+kblockd07:11:301
3264425993431,2cyclictest3260269-1kworker/1:0H+kblockd07:30:041
3264419993432,1cyclictest3320500-21kworker/0:0+pm08:15:100
3264419993432,1cyclictest3256158-1kworker/0:1H+kblockd11:18:090
3264419993432,1cyclictest3256158-1kworker/0:1H+kblockd08:04:120
3264419993431,2cyclictest3256158-1kworker/0:1H+kblockd10:42:450
3264419993431,2cyclictest3225277-21kworker/0:2+pm07:40:010
3264419993430,3cyclictest3502085-21kworker/u8:2+flush-179:012:05:060
3264419993430,3cyclictest3288152-21kworker/u8:0+flush-179:009:05:070
3264419993430,2cyclictest3256158-1kworker/0:1H+kblockd12:25:160
3264434993330,3cyclictest3450286-21kworker/u8:1+flush-179:011:05:253
3264434993330,2cyclictest1272-21snmpd09:16:513
3264434993330,2cyclictest1272-21snmpd09:10:153
3264434993330,1cyclictest1272-21snmpd07:17:203
3264434993329,3cyclictest3463483-21kworker/u8:2+events_unbound11:00:063
3264434993329,3cyclictest3325363-21awk08:20:013
3264425993331,1cyclictest3354654-21kworker/1:0+pm09:16:381
3264425993331,1cyclictest3260269-1kworker/1:0H+kblockd11:52:471
3264425993331,1cyclictest3260269-1kworker/1:0H+kblockd10:33:531
3264425993331,1cyclictest3260269-1kworker/1:0H+kblockd09:36:011
3264425993331,1cyclictest3260269-1kworker/1:0H+kblockd08:56:321
3264425993330,2cyclictest3459587-21snmp_ryswitch2.10:55:021
3264425993330,2cyclictest3260269-1kworker/1:0H+kblockd11:40:171
3264425993328,3cyclictest3416925-21ntpq10:05:051
3264419993331,1cyclictest3390264-21kworker/0:0+pm11:42:020
3264419993331,1cyclictest3256158-1kworker/0:1H+kblockd08:32:130
3264419993331,1cyclictest3256158-1kworker/0:1H+kblockd07:30:240
3264419993330,2cyclictest3480968-21awk11:20:020
3264419993330,2cyclictest3256158-1kworker/0:1H+kblockd10:30:470
3264419993330,2cyclictest3256158-1kworker/0:1H+kblockd09:16:020
3264419993328,4cyclictest3403032-21kworker/u8:3+flush-179:010:25:160
3264434993231,0cyclictest1272-21snmpd07:58:573
3264434993230,1cyclictest1272-21snmpd09:08:563
3264434993229,2cyclictest3445922-21kworker/u8:3+events_unbound11:21:053
3264434993229,2cyclictest3130190-1kworker/3:2H+kblockd10:26:543
3264434993229,2cyclictest3130190-1kworker/3:2H+kblockd07:31:483
3264434993228,3cyclictest3401066-21ThreadPoolForeg09:45:113
3264434993228,2cyclictest1272-21snmpd07:20:023
3264429993230,1cyclictest3345900-31munin-html08:40:342
3264429993228,3cyclictest3322626-21kworker/2:2+pm12:00:052
3264429993211,20cyclictest3540681-31munin-graph12:25:552
326442999320,1cyclictest3419876-31munin-html10:05:322
3264425993230,1cyclictest3453526-21awk10:45:171
3264425993230,1cyclictest3286824-21awk07:35:041
3264425993230,1cyclictest3260269-1kworker/1:0H+kblockd12:00:011
3264425993230,1cyclictest3260269-1kworker/1:0H+kblockd09:59:161
3264425993230,1cyclictest3260269-1kworker/1:0H+kblockd09:53:311
3264425993230,1cyclictest3260269-1kworker/1:0H+kblockd08:51:271
3264425993230,1cyclictest3260269-1kworker/1:0H+kblockd08:05:001
3264425993230,1cyclictest1272-21snmpd09:01:571
3264425993230,1cyclictest1272-21snmpd08:39:131
3264425993230,1cyclictest1272-21snmpd08:22:041
3264425993229,2cyclictest3260269-1kworker/1:0H+kblockd08:11:081
3264425993228,3cyclictest3260269-1kworker/1:0H+kblockd10:00:251
3264425993228,3cyclictest1115879-21isc-net-000111:35:031
3264419993230,1cyclictest3256158-1kworker/0:1H+kblockd09:51:150
3264419993230,1cyclictest1272-21snmpd09:37:570
3264419993229,2cyclictest3256158-1kworker/0:1H+kblockd10:16:360
3264419993229,2cyclictest3256158-1kworker/0:1H+kblockd08:35:260
3264419993229,2cyclictest3256158-1kworker/0:1H+kblockd07:25:030
3264419993228,3cyclictest3288152-21kworker/u8:0+events_unbound08:55:090
3264434993129,1cyclictest1272-21snmpd07:53:403
3264434993129,1cyclictest1115878-21isc-net-000010:48:313
3264434993128,2cyclictest3288152-21kworker/u8:0+events_unbound08:25:023
3264434993128,2cyclictest1272-21snmpd10:50:083
3264434993125,4cyclictest3416236-21latency_hist10:05:003
3264425993129,1cyclictest1272-21snmpd11:30:511
3264425993129,1cyclictest1272-21snmpd07:29:361
3264419993130,1cyclictest1272-21snmpd10:23:560
3264419993129,1cyclictest3256158-1kworker/0:1H+kblockd10:05:430
3264419993128,2cyclictest3256158-1kworker/0:1H+kblockd11:33:170
3264419993127,2cyclictest3256158-1kworker/0:1H+kblockd11:10:040
3264419993125,4cyclictest3264579-21/usr/share/muni07:10:120
3264434993028,1cyclictest36029-21ntpd08:07:553
3264429993029,0cyclictest1272-21snmpd12:14:142
3264425993028,1cyclictest3260269-1kworker/1:0H+kblockd12:10:281
3264425993028,1cyclictest1272-21snmpd10:53:291
3264425993028,1cyclictest1272-21snmpd07:20:181
3264419993030,0cyclictest3526981-21awk12:10:200
3264419993029,1cyclictest3377178-21kworker/0:2+pm09:27:260
3264419993016,2cyclictest1272-21snmpd08:53:080
3264434992929,0cyclictest1272-21snmpd10:20:173
3264434992928,0cyclictest1272-21snmpd08:37:053
3264425992928,1cyclictest0-21swapper/109:42:211
3264425992928,0cyclictest1272-21snmpd11:55:291
3264425992927,1cyclictest1272-21snmpd12:06:001
3264425992927,1cyclictest1272-21snmpd11:29:571
3264425992926,2cyclictest3260269-1kworker/1:0H+kblockd12:27:211
3264419992924,4cyclictest3344160-21apt-get08:40:120
3264425992823,4cyclictest3320931-21/usr/share/muni08:15:051
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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