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2025-12-22 - 00:41
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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 792 highest latencies:
System rackbslot2.osadl.org (updated Sun Dec 21, 2025 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31752852230200,20sleep20-21swapper/207:06:062
31754662226196,20sleep30-21swapper/307:08:243
31753222224195,19sleep10-21swapper/107:06:341
31754272221192,19sleep00-21swapper/007:07:530
3175759998479,3cyclictest3414370-21snmp_wlanswitch11:45:011
3175763995854,2cyclictest17550irq/16-i2c_designware.009:45:002
3175763995449,3cyclictest3206868-21chrome07:45:012
3175763995449,3cyclictest3206868-21chrome07:45:012
3175755995033,15cyclictest3371551-21/usr/share/muni10:55:030
3175767994934,2cyclictest3258323-21chrome08:45:023
3175763994844,3cyclictest3409541-21kworker/u8:4+events_unbound11:50:122
3175763994844,3cyclictest3409541-21kworker/u8:4+events_unbound11:50:122
3175763994832,15cyclictest3404743-21kworker/u8:3+flush-179:011:40:012
3175755994843,3cyclictest1307-21munin-node09:45:010
3175767994639,5cyclictest3228345-21/usr/share/muni08:10:133
3175759994540,4cyclictest3268032-21ntpq08:55:071
3175759994432,11cyclictest3116619-1kworker/1:1H+kblockd08:49:131
3175755994440,3cyclictest1307-21munin-node07:45:020
3175755994440,3cyclictest1307-21munin-node07:45:010
3175763994339,3cyclictest3439526-21kworker/u8:1+flush-179:012:20:152
3175763994339,3cyclictest3318366-21kworker/u8:1+flush-179:010:40:052
3175763994339,3cyclictest3179755-21kworker/u8:1+events_unbound07:25:062
3175763994238,3cyclictest3457390-21kworker/u8:0+events_unbound12:35:142
3175767994136,3cyclictest3283831-21latency_hist09:15:003
3175763994137,3cyclictest3426654-21kworker/u8:2+flush-179:012:10:142
3175763994137,3cyclictest3223482-21kworker/u8:2+flush-179:009:55:152
3175763994135,5cyclictest3284070-21/usr/share/muni09:15:092
3175763994038,1cyclictest3219266-21kworker/2:1+pm08:11:202
3175763994037,2cyclictest3321547-21kworker/2:0+pm10:30:572
3175763994036,3cyclictest3300560-21kworker/u8:0+flush-179:009:40:132
3175763993937,1cyclictest3418235-21kworker/2:0+pm12:01:002
3175763993937,1cyclictest3321547-21kworker/2:0+pm11:31:212
3175763993937,1cyclictest3219266-21kworker/2:1+pm09:20:532
3175763993937,1cyclictest3219266-21kworker/2:1+pm08:21:022
3175763993937,1cyclictest3153738-21kworker/2:0+pm07:30:122
3175763993936,2cyclictest3392252-21kworker/u8:3+flush-179:011:20:242
3175763993936,2cyclictest3375208-21kworker/u8:0+flush-179:011:10:042
3175763993936,2cyclictest3375208-21kworker/u8:0+flush-179:011:00:142
3175763993936,2cyclictest3321547-21kworker/2:0+pm10:45:072
3175763993936,2cyclictest3223482-21kworker/u8:2+flush-179:010:10:292
3175763993936,2cyclictest3219266-21kworker/2:1+pm08:55:032
3175759993937,1cyclictest3314417-21kworker/1:3+pm09:56:201
3175759993931,4cyclictest21250usb-storage07:10:091
3175755993936,2cyclictest3375208-21kworker/u8:0+flush-179:011:15:120
3175755993935,3cyclictest3409541-21kworker/u8:4+flush-179:012:00:100
3175755993934,4cyclictest3229394-21apt-get08:10:060
3175755993932,6cyclictest3375208-21kworker/u8:0+flush-179:011:35:270
3175767993836,1cyclictest3443943-21kworker/3:1+pm12:36:223
3175767993835,2cyclictest2950002-1kworker/3:1H+kblockd12:08:133
3175767993834,3cyclictest3301255-21/usr/share/muni09:35:093
3175767993830,6cyclictest3362425-21/usr/share/muni10:45:053
3175763993837,1cyclictest3321547-21kworker/2:0+pm10:01:002
3175763993836,1cyclictest3418235-21kworker/2:0+pm12:25:522
3175763993836,1cyclictest3321547-21kworker/2:0+pm10:25:102
3175763993836,1cyclictest3219266-21kworker/2:1+pm08:15:412
3175763993836,1cyclictest3219266-21kworker/2:1+pm08:15:402
3175763993836,1cyclictest3202527-21kworker/2:1+pm07:40:502
3175763993836,1cyclictest3153738-21kworker/2:0+pm07:15:452
3175763993835,2cyclictest3418235-21kworker/2:0+pm12:31:232
3175763993835,2cyclictest3321547-21kworker/2:0+pm11:06:082
3175763993835,2cyclictest3219266-21kworker/2:1+pm08:50:032
3175763993834,2cyclictest3409113-21kworker/2:2+pm11:45:042
3175763993834,2cyclictest2587331-1kworker/2:0H+kblockd11:55:472
3175763993833,2cyclictest3211047-21kworker/u8:0+flush-179:008:25:052
3175759993835,2cyclictest3116619-1kworker/1:1H+kblockd10:42:131
3175759993834,3cyclictest3457665-21/usr/share/muni12:35:151
3175759993831,5cyclictest3202621-21/usr/share/muni07:40:051
3175755993835,2cyclictest2981407-1kworker/0:0H+kblockd10:43:430
3175755993834,3cyclictest3266826-21kworker/u8:3+flush-179:009:05:150
3175767993735,1cyclictest3197357-21kworker/3:2+pm10:23:123
3175767993734,2cyclictest3211047-21kworker/u8:0+flush-179:007:50:063
3175767993734,2cyclictest2950002-1kworker/3:1H+kblockd10:19:433
3175767993734,2cyclictest2950002-1kworker/3:1H+kblockd07:56:393
3175763993735,1cyclictest3321547-21kworker/2:0+pm11:16:022
3175763993735,1cyclictest3321547-21kworker/2:0+pm10:50:482
3175763993735,1cyclictest3321547-21kworker/2:0+pm10:17:032
3175763993735,1cyclictest3219266-21kworker/2:1+pm08:35:542
3175763993734,2cyclictest3219266-21kworker/2:1+pm09:30:032
3175763993734,2cyclictest3208656-21kworker/2:2+pm07:55:042
3175763993734,2cyclictest2587331-1kworker/2:0H+kblockd12:16:282
317576399371,13cyclictest3279197-31munin-html09:05:362
3175759993734,2cyclictest3193027-21kworker/u8:0+events_unbound07:30:091
3175759993734,2cyclictest3116619-1kworker/1:1H+kblockd11:32:281
3175759993734,2cyclictest3116619-1kworker/1:1H+kblockd10:51:551
3175759993734,2cyclictest3116619-1kworker/1:1H+kblockd10:45:141
3175759993734,2cyclictest3116619-1kworker/1:1H+kblockd08:40:031
3175759993734,2cyclictest3116619-1kworker/1:1H+kblockd08:20:431
3175759993734,1cyclictest3116619-1kworker/1:1H+kblockd09:30:041
3175759993733,3cyclictest3329971-21apt-get10:05:141
3175759993733,2cyclictest3116619-1kworker/1:1H+kblockd07:45:101
3175759993733,2cyclictest3116619-1kworker/1:1H+kblockd07:45:101
3175755993734,2cyclictest3146542-21kworker/u8:0+flush-179:007:10:140
3175755993734,2cyclictest2981407-1kworker/0:0H+kblockd10:05:140
3175755993733,3cyclictest3452014-31munin-html12:25:290
3175755993733,3cyclictest3223482-21kworker/u8:2+flush-179:009:35:050
3175755993733,2cyclictest2981407-1kworker/0:0H+kblockd12:10:150
3175767993634,1cyclictest2950002-1kworker/3:1H+kblockd11:11:173
3175767993634,1cyclictest2950002-1kworker/3:1H+kblockd10:11:203
3175767993634,1cyclictest2950002-1kworker/3:1H+kblockd10:01:563
3175767993634,1cyclictest2950002-1kworker/3:1H+kblockd09:26:003
3175767993633,2cyclictest2950002-1kworker/3:1H+kblockd08:51:423
3175767993633,2cyclictest2950002-1kworker/3:1H+kblockd08:26:163
3175767993632,3cyclictest3423044-21/usr/share/muni11:55:133
3175763993635,1cyclictest3321547-21kworker/2:0+pm10:55:172
3175763993634,1cyclictest3321547-21kworker/2:0+pm11:25:282
3175763993634,1cyclictest3219266-21kworker/2:1+pm09:11:342
3175763993634,1cyclictest3219266-21kworker/2:1+pm08:48:042
3175763993634,1cyclictest3219266-21kworker/2:1+pm08:03:592
3175763993633,2cyclictest3211047-21kworker/u8:0+flush-179:008:40:052
3175763993633,2cyclictest3184716-21kworker/u8:2+flush-179:007:50:152
3175763993623,12cyclictest2587331-1kworker/2:0H+kblockd09:51:002
3175759993635,1cyclictest3116619-1kworker/1:1H+kblockd10:29:451
3175759993634,1cyclictest3116619-1kworker/1:1H+kblockd09:52:391
3175759993634,1cyclictest3116619-1kworker/1:1H+kblockd08:37:551
3175759993633,2cyclictest3116619-1kworker/1:1H+kblockd11:55:071
3175759993633,2cyclictest3116619-1kworker/1:1H+kblockd11:35:281
3175759993633,2cyclictest3116619-1kworker/1:1H+kblockd11:11:151
3175759993633,1cyclictest3116619-1kworker/1:1H+kblockd07:35:291
3175755993635,1cyclictest3206700-21kworker/0:2+pm08:39:250
3175755993633,2cyclictest2981407-1kworker/0:0H+kblockd11:01:440
3175755993633,2cyclictest2981407-1kworker/0:0H+kblockd10:15:180
3175755993632,3cyclictest3426654-21kworker/u8:2+flush-179:012:35:160
3175755993632,3cyclictest3375208-21kworker/u8:0+flush-179:011:20:050
3175767993534,1cyclictest3197357-21kworker/3:2+pm11:53:463
3175767993534,1cyclictest3197357-21kworker/3:2+pm11:53:463
3175767993533,2cyclictest2950002-1kworker/3:1H+kblockd12:02:573
3175767993533,1cyclictest3197357-21kworker/3:2+pm10:40:093
3175767993533,1cyclictest2950002-1kworker/3:1H+kblockd11:26:163
3175767993533,1cyclictest2950002-1kworker/3:1H+kblockd10:30:503
3175767993533,1cyclictest2950002-1kworker/3:1H+kblockd10:25:163
3175767993533,1cyclictest2950002-1kworker/3:1H+kblockd08:04:003
3175767993532,2cyclictest3223482-21kworker/u8:2+flush-179:008:35:003
3175767993532,2cyclictest2950002-1kworker/3:1H+kblockd10:35:443
3175763993533,1cyclictest3418235-21kworker/2:0+pm12:05:042
3175763993533,1cyclictest3321547-21kworker/2:0+pm10:05:112
3175763993533,1cyclictest3153738-21kworker/2:0+pm07:15:002
3175763993531,3cyclictest3185058-21/usr/share/muni07:20:042
317576399351,33cyclictest3344336-31munin-html10:20:392
3175759993533,1cyclictest3116619-1kworker/1:1H+kblockd12:30:441
3175759993533,1cyclictest3116619-1kworker/1:1H+kblockd11:50:161
3175759993533,1cyclictest3116619-1kworker/1:1H+kblockd11:50:161
3175759993533,1cyclictest3116619-1kworker/1:1H+kblockd11:25:281
3175759993533,1cyclictest3116619-1kworker/1:1H+kblockd11:24:011
3175759993533,1cyclictest3116619-1kworker/1:1H+kblockd10:18:051
3175759993533,1cyclictest3116619-1kworker/1:1H+kblockd09:42:151
3175759993533,1cyclictest3116619-1kworker/1:1H+kblockd09:18:421
3175759993533,1cyclictest3116619-1kworker/1:1H+kblockd09:00:511
3175759993533,1cyclictest3116619-1kworker/1:1H+kblockd08:17:071
3175759993533,1cyclictest3116619-1kworker/1:1H+kblockd08:17:071
3175759993533,1cyclictest3116619-1kworker/1:1H+kblockd07:16:211
3175759993532,2cyclictest3116619-1kworker/1:1H+kblockd12:07:181
3175759993532,2cyclictest3116619-1kworker/1:1H+kblockd12:01:211
3175759993532,2cyclictest3116619-1kworker/1:1H+kblockd08:50:031
3175759993532,1cyclictest3116619-1kworker/1:1H+kblockd08:05:581
3175759993524,1cyclictest1318-21snmpd12:13:581
3175755993534,1cyclictest2981407-1kworker/0:0H+kblockd10:10:200
3175755993533,1cyclictest2981407-1kworker/0:0H+kblockd09:58:070
3175755993533,1cyclictest2981407-1kworker/0:0H+kblockd09:00:480
3175755993533,1cyclictest2981407-1kworker/0:0H+kblockd08:26:020
3175755993533,1cyclictest2981407-1kworker/0:0H+kblockd07:50:380
3175755993532,2cyclictest3232397-21kworker/u8:1+flush-179:008:20:220
3175755993531,3cyclictest3400470-21kworker/u8:1+flush-179:011:30:060
3175755993531,3cyclictest3375208-21kworker/u8:0+events_unbound11:05:140
3175767993432,1cyclictest2950002-1kworker/3:1H+kblockd10:06:023
3175767993431,2cyclictest2950002-1kworker/3:1H+kblockd09:55:493
3175767993429,4cyclictest3315690-21apt-get09:50:083
3175767993429,4cyclictest3183790-21ntpq07:15:193
3175763993432,1cyclictest3321547-21kworker/2:0+pm10:36:282
3175763993432,1cyclictest3219266-21kworker/2:1+pm08:31:142
3175763993432,1cyclictest3153738-21kworker/2:0+pm07:35:532
3175763993430,3cyclictest3223482-21kworker/u8:2+flush-179:008:05:072
3175759993433,1cyclictest3116619-1kworker/1:1H+kblockd12:27:401
3175759993433,1cyclictest3116619-1kworker/1:1H+kblockd12:19:201
3175759993432,1cyclictest3116619-1kworker/1:1H+kblockd10:20:161
3175759993432,1cyclictest3116619-1kworker/1:1H+kblockd09:13:371
3175759993432,1cyclictest3116619-1kworker/1:1H+kblockd08:04:211
3175759993432,1cyclictest3116619-1kworker/1:1H+kblockd07:21:291
3175759993431,2cyclictest3116619-1kworker/1:1H+kblockd10:12:221
3175759993431,2cyclictest3116619-1kworker/1:1H+kblockd09:35:131
3175759993429,3cyclictest3310191-21chrome09:45:001
3175755993433,1cyclictest2981407-1kworker/0:0H+kblockd07:36:460
3175755993432,1cyclictest2981407-1kworker/0:0H+kblockd11:50:480
3175755993432,1cyclictest2981407-1kworker/0:0H+kblockd11:50:480
3175755993432,1cyclictest2981407-1kworker/0:0H+kblockd10:26:260
3175755993432,1cyclictest2981407-1kworker/0:0H+kblockd10:20:050
3175755993431,2cyclictest3223482-21kworker/u8:2+flush-179:010:00:250
3175755993431,2cyclictest2981407-1kworker/0:0H+kblockd08:56:010
3175755993428,5cyclictest3367188-21ntpq10:50:040
3175755993428,4cyclictest3259656-21ntpq08:45:120
3175767993333,0cyclictest3225160-21awk08:05:073
3175767993331,1cyclictest2950002-1kworker/3:1H+kblockd08:35:503
3175767993331,1cyclictest2950002-1kworker/3:1H+kblockd07:34:323
3175767993331,1cyclictest2950002-1kworker/3:1H+kblockd07:25:583
3175767993330,2cyclictest2950002-1kworker/3:1H+kblockd11:42:023
3175767993330,2cyclictest2950002-1kworker/3:1H+kblockd08:21:023
3175767993328,4cyclictest3232630-21/usr/share/muni08:15:103
3175767993328,4cyclictest3232630-21/usr/share/muni08:15:103
3175763993331,1cyclictest3219266-21kworker/2:1+pm09:26:032
3175763993330,2cyclictest3219266-21kworker/2:1+pm09:01:142
317576399331,1cyclictest3304812-31munin-html09:35:382
3175759993332,1cyclictest3116619-1kworker/1:1H+kblockd10:34:281
3175759993332,1cyclictest3116619-1kworker/1:1H+kblockd10:02:581
3175759993332,1cyclictest3116619-1kworker/1:1H+kblockd08:33:331
3175759993330,2cyclictest3116619-1kworker/1:1H+kblockd10:37:171
3175755993331,1cyclictest2981407-1kworker/0:0H+kblockd09:41:020
3175755993329,3cyclictest3223482-21kworker/u8:2+flush-179:009:50:260
3175767993230,1cyclictest2950002-1kworker/3:1H+kblockd11:06:193
3175767993230,1cyclictest1318-21snmpd09:24:113
3175767993230,1cyclictest1318-21snmpd07:20:413
3175767993229,2cyclictest2950002-1kworker/3:1H+kblockd12:32:003
3175767993229,2cyclictest2950002-1kworker/3:1H+kblockd11:36:433
3175767993229,2cyclictest2950002-1kworker/3:1H+kblockd07:11:233
3175767993218,12cyclictest1318-21snmpd12:15:553
3175763993228,3cyclictest3400470-21kworker/u8:1+events_unbound11:35:012
3175759993231,1cyclictest3116619-1kworker/1:1H+kblockd07:54:011
3175759993230,2cyclictest3116619-1kworker/1:1H+kblockd11:44:421
3175759993230,1cyclictest3116619-1kworker/1:1H+kblockd11:15:461
3175759993230,1cyclictest3116619-1kworker/1:1H+kblockd07:56:591
3175759993230,1cyclictest1318-21snmpd09:29:251
3175755993231,1cyclictest2981407-1kworker/0:0H+kblockd10:46:300
3175755993230,1cyclictest2981407-1kworker/0:0H+kblockd07:40:420
3175755993229,2cyclictest3211047-21kworker/u8:0+events_unbound08:50:050
3175755993229,2cyclictest2981407-1kworker/0:0H+kblockd09:31:130
3175755993229,2cyclictest1318-21snmpd07:29:530
3175755993228,3cyclictest3279475-21kworker/u8:0+flush-179:009:15:060
3175767993130,1cyclictest1318-21snmpd08:55:393
3175767993129,1cyclictest2950002-1kworker/3:1H+kblockd10:55:153
3175767993129,1cyclictest2950002-1kworker/3:1H+kblockd09:30:223
3175767993129,1cyclictest2950002-1kworker/3:1H+kblockd07:41:583
3175767993129,1cyclictest1318-21snmpd12:21:353
3175767993129,1cyclictest1318-21snmpd11:00:143
3175767993129,1cyclictest1318-21snmpd07:45:303
3175767993129,1cyclictest1318-21snmpd07:45:303
3175767993128,2cyclictest2950002-1kworker/3:1H+kblockd12:10:063
3175767993128,2cyclictest2950002-1kworker/3:1H+kblockd09:06:333
3175767993128,2cyclictest1318-21snmpd09:41:483
3175767993128,2cyclictest1318-21snmpd08:42:163
3175759993130,1cyclictest3116619-1kworker/1:1H+kblockd11:08:591
3175759993130,1cyclictest3116619-1kworker/1:1H+kblockd07:29:101
3175759993129,1cyclictest1318-21snmpd12:20:091
3175759993128,2cyclictest3116619-1kworker/1:1H+kblockd11:00:031
3175755993130,1cyclictest2981407-1kworker/0:0H+kblockd12:30:060
3175755993130,0cyclictest1318-21snmpd10:33:230
3175755993129,1cyclictest64742-21isc-net-000012:15:440
3175755993129,1cyclictest3222320-21awk08:00:160
3175755993129,1cyclictest3206700-21kworker/0:2+pm09:11:470
3175755993128,2cyclictest2981407-1kworker/0:0H+kblockd11:10:150
3175767993030,0cyclictest1318-21snmpd11:21:123
3175767993028,1cyclictest3197357-21kworker/3:2+pm11:18:543
3175767993028,1cyclictest1318-21snmpd11:30:303
3175767993024,4cyclictest3287267-21ntpq09:15:243
3175759993029,1cyclictest3116619-1kworker/1:1H+kblockd08:27:061
3175759993028,1cyclictest3229948-21awk08:10:121
3175759993024,5cyclictest3371840-21ntpq10:55:051
3175755993029,1cyclictest1318-21snmpd09:25:330
3175755993028,1cyclictest1318-21snmpd12:21:530
3175755993028,1cyclictest1318-21snmpd11:58:590
3175755993028,1cyclictest1318-21snmpd11:25:390
3175755993028,1cyclictest1318-21snmpd08:16:300
3175755993028,1cyclictest1318-21snmpd08:16:300
3175755993027,2cyclictest3179755-21kworker/u8:1+flush-179:007:15:100
3175755993027,2cyclictest1318-21snmpd12:05:070
3175755993027,2cyclictest1318-21snmpd08:05:030
3175767992928,1cyclictest2950002-1kworker/3:1H+kblockd07:35:473
3175767992928,1cyclictest1318-21snmpd11:47:133
3175759992929,0cyclictest1318-21snmpd09:24:001
3175755992928,0cyclictest1318-21snmpd11:43:400
3175755992927,1cyclictest1318-21snmpd10:36:200
3175755992927,1cyclictest1318-21snmpd08:31:290
3175755992927,1cyclictest1318-21snmpd07:21:170
3175755992925,3cyclictest3211047-21kworker/u8:0+flush-179:007:55:090
3175767992828,0cyclictest1318-21snmpd12:29:323
3175759992826,1cyclictest1318-21snmpd09:08:021
3175755992825,2cyclictest3409541-21kworker/u8:4+events_unbound11:45:150
3175767992725,1cyclictest1318-21snmpd10:54:233
3175767992723,3cyclictest3301737-21kworker/u8:4+flush-179:009:45:053
3175755992726,1cyclictest2981407-1kworker/0:0H+kblockd08:40:210
3175755992624,2cyclictest3193027-21kworker/u8:0+flush-179:007:30:220
3175767992418,5cyclictest3271297-21/usr/share/muni09:00:143
3175755992424,0cyclictest1318-21snmpd09:23:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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