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2025-11-29 - 20:41
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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 Sat Nov 29, 2025 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7819032232177,18sleep30-21swapper/307:06:503
7818922228198,20sleep20-21swapper/207:06:412
7820482217188,19sleep10-21swapper/107:08:411
7819542217189,18sleep00-21swapper/007:07:280
78238299931,89cyclictest969451-21snmp_ryswitch.c10:45:022
782378997772,3cyclictest1021706-21snmp_wanswitch.11:45:011
782374995751,4cyclictest1021664-21chrome11:45:010
782384995652,2cyclictest1021753-21snmp_areswitch.11:45:013
782382995246,4cyclictest800578-21cat07:30:012
782384995148,2cyclictest1017083-21kworker/u8:3+flush-179:012:15:043
782378995147,3cyclictest1023346-21kworker/u8:0+flush-179:011:50:141
782374994945,3cyclictest920650-21kworker/u8:1+events_unbound09:50:000
782382994839,5cyclictest777113-21kworker/2:1+pm07:20:282
782382994837,9cyclictest986474-21kworker/2:1+pm11:10:032
782382994833,14cyclictest1004506-21/usr/share/muni11:25:012
782378994844,3cyclictest887105-21kworker/u8:1+flush-179:009:10:151
782384994744,2cyclictest803352-21kworker/u8:2+flush-179:007:35:053
782382994733,13cyclictest885389-21kworker/2:1+pm09:20:102
782374994743,3cyclictest760617-21kworker/u8:1+flush-179:007:10:150
782384994643,2cyclictest791273-21kworker/u8:1+flush-179:008:00:053
782382994643,2cyclictest917293-21kworker/2:3+pm10:50:432
782382994635,9cyclictest904456-21kworker/2:2+pm09:40:032
782378994640,4cyclictest826558-21latency_hist08:00:011
782382994521,23cyclictest1043157-21/usr/share/muni12:10:082
782378994539,5cyclictest939433-21/usr/share/muni10:10:151
782374994542,2cyclictest791273-21kworker/u8:1+flush-179:008:05:050
782374994541,3cyclictest865404-21latency_hist08:45:010
782384994441,2cyclictest1055633-21kworker/u8:2+flush-179:012:25:103
782384994339,3cyclictest796087-21kworker/u8:0+flush-179:008:10:053
782384994336,6cyclictest1034097-21kworker/u8:1+events_unbound12:00:003
782382994339,2cyclictest777113-21kworker/2:1+pm07:55:592
78238299431,40cyclictest847968-31munin-html08:20:442
78237899431,3cyclictest879191-21snmp_wanswitch.09:00:021
782374994340,2cyclictest887105-21kworker/u8:1+flush-179:009:10:050
782374994340,2cyclictest856832-21kworker/u8:4+events_unbound08:35:140
782374994339,3cyclictest982515-21latency_hist11:00:010
782382994237,3cyclictest777113-21kworker/2:1+pm07:40:022
782382994233,8cyclictest777113-21kworker/2:1+pm07:10:102
782378994238,3cyclictest1029439-21kworker/u8:2+flush-179:012:10:091
782374994239,2cyclictest990786-21kworker/u8:4+flush-179:011:20:080
782382994138,2cyclictest833363-21kworker/2:0+pm08:31:262
782382994137,2cyclictest1047153-21kworker/2:0+pm12:35:022
782382994136,3cyclictest986474-21kworker/2:1+pm11:55:102
782382994135,4cyclictest917293-21kworker/2:3+pm10:15:032
782382994129,11cyclictest434835-1kworker/2:0H+kblockd12:20:002
782382994125,10cyclictest1318-21snmpd12:05:462
782384994037,2cyclictest796087-21kworker/u8:0+events_unbound07:55:153
782382994037,2cyclictest986474-21kworker/2:1+pm11:50:112
782382994037,2cyclictest986474-21kworker/2:1+pm11:30:182
782382994037,2cyclictest917293-21kworker/2:3+pm09:57:402
782382994037,2cyclictest833363-21kworker/2:0+pm08:10:032
782382994036,2cyclictest833363-21kworker/2:0+pm08:45:092
782382994035,4cyclictest986474-21kworker/2:1+pm11:42:102
782382994035,4cyclictest917293-21kworker/2:3+pm10:12:342
782382994024,15cyclictest917560-21snmp_wlanpowerc09:45:022
782382994011,28cyclictest0-21swapper/212:31:022
782378994037,2cyclictest930062-21kworker/u8:4+flush-179:010:15:261
782374994036,3cyclictest873820-21kworker/u8:3+flush-179:009:15:050
782384993935,3cyclictest920650-21kworker/u8:1+flush-179:010:55:133
782384993935,3cyclictest920650-21kworker/u8:1+events_unbound10:20:003
782384993935,3cyclictest1055633-21kworker/u8:2+flush-179:012:30:093
782384993935,2cyclictest930062-21kworker/u8:4+flush-179:010:05:113
782384993927,11cyclictest920650-21kworker/u8:1+flush-179:010:40:133
782382993937,1cyclictest833363-21kworker/2:0+pm08:56:192
782382993936,2cyclictest986474-21kworker/2:1+pm11:45:042
782382993936,2cyclictest917293-21kworker/2:3+pm10:55:302
782382993936,2cyclictest885389-21kworker/2:1+pm09:25:122
782382993936,2cyclictest885389-21kworker/2:1+pm09:25:122
782382993936,2cyclictest1047153-21kworker/2:0+pm12:25:292
782382993935,3cyclictest777113-21kworker/2:1+pm07:45:062
782382993935,2cyclictest917293-21kworker/2:3+pm11:05:032
782382993934,3cyclictest833363-21kworker/2:0+pm08:35:022
782382993934,3cyclictest777113-21kworker/2:1+pm07:25:012
782378993936,2cyclictest913029-21kworker/u8:3+events_unbound10:55:321
782378993936,2cyclictest887105-21kworker/u8:1+events_unbound09:30:151
782378993930,8cyclictest803352-21kworker/u8:2+flush-179:007:35:131
782384993835,2cyclictest791273-21kworker/u8:1+events_unbound07:30:163
782384993835,2cyclictest768025-21kworker/u8:4+flush-179:007:15:283
782384993835,2cyclictest1029439-21kworker/u8:2+flush-179:012:10:103
782384993834,3cyclictest977227-21munin-limits10:50:283
782384993834,3cyclictest1034097-21kworker/u8:1+flush-179:012:05:033
78238299388,28cyclictest968864-31munin-graph10:42:292
782382993836,1cyclictest833363-21kworker/2:0+pm08:50:512
782382993835,2cyclictest917293-21kworker/2:3+pm10:02:382
782382993835,1cyclictest777113-21kworker/2:1+pm07:15:272
782382993834,4cyclictest873913-21kworker/2:2+pm09:07:412
782382993820,9cyclictest882725-31munin-graph09:01:492
782378993834,3cyclictest920650-21kworker/u8:1+flush-179:009:50:071
782374993835,2cyclictest930062-21kworker/u8:4+flush-179:010:25:150
782374993835,2cyclictest873820-21kworker/u8:3+flush-179:009:20:160
782374993834,3cyclictest852529-21kworker/u8:0+flush-179:008:55:140
782374993826,11cyclictest937390-21awk10:05:150
782384993734,3cyclictest1047157-21kworker/u8:0+flush-179:012:35:063
782384993734,2cyclictest861094-21kworker/u8:1+flush-179:008:40:233
782384993734,2cyclictest852529-21kworker/u8:0+flush-179:009:20:263
782384993734,2cyclictest852529-21kworker/u8:0+events_unbound09:40:153
782384993734,2cyclictest750728-21kworker/u8:3+events_unbound07:10:143
782384993734,2cyclictest606700-1kworker/3:0H+kblockd11:05:043
782384993734,2cyclictest606700-1kworker/3:0H+kblockd09:15:033
782384993733,3cyclictest856831-21kworker/u8:2+events_unbound08:50:163
782384993732,4cyclictest606700-1kworker/3:0H+kblockd07:45:023
782382993735,1cyclictest986474-21kworker/2:1+pm11:15:202
782382993735,1cyclictest777113-21kworker/2:1+pm08:00:522
782382993734,2cyclictest833363-21kworker/2:0+pm08:15:582
782382993734,2cyclictest777113-21kworker/2:1+pm07:35:012
782382993734,2cyclictest434835-1kworker/2:0H+kblockd10:32:252
782382993733,4cyclictest833363-21kworker/2:0+pm08:29:262
782382993733,3cyclictest917293-21kworker/2:3+pm10:29:182
782382993720,8cyclictest938957-31munin-graph10:07:282
78238299371,34cyclictest1003545-31munin-graph11:20:462
782378993734,2cyclictest791273-21kworker/u8:1+flush-179:007:30:111
782378993733,3cyclictest773293-1kworker/1:0H+kblockd09:45:011
782374993736,1cyclictest191rcuc/012:00:000
782374993734,2cyclictest909266-1kworker/0:1H+kblockd12:15:100
782374993734,2cyclictest909266-1kworker/0:1H+kblockd11:30:270
782374993734,2cyclictest738864-1kworker/0:2H+kblockd09:00:010
782374993734,2cyclictest738864-1kworker/0:2H+kblockd08:25:050
782374993731,5cyclictest930682-21munin-update10:00:150
782374993731,5cyclictest797412-21ntpq07:25:080
782384993634,1cyclictest812893-21kworker/3:1+pm08:56:223
782384993634,1cyclictest606700-1kworker/3:0H+kblockd10:39:363
782384993634,1cyclictest606700-1kworker/3:0H+kblockd08:30:403
782384993627,9cyclictest930062-21kworker/u8:4+events_unbound10:00:093
782382993634,1cyclictest434835-1kworker/2:0H+kblockd09:30:582
782382993634,1cyclictest434835-1kworker/2:0H+kblockd09:15:432
782382993633,2cyclictest986474-21kworker/2:1+pm11:35:172
782382993633,2cyclictest904456-21kworker/2:2+pm09:35:042
782382993633,2cyclictest885389-21kworker/2:1+pm09:10:162
782382993633,2cyclictest833363-21kworker/2:0+pm08:05:382
782382993632,2cyclictest833363-21kworker/2:0+pm08:40:032
782382993624,11cyclictest434835-1kworker/2:0H+kblockd12:25:002
78238299361,27cyclictest951801-31munin-graph10:22:232
782378993634,1cyclictest773293-1kworker/1:0H+kblockd07:40:151
782378993633,2cyclictest773293-1kworker/1:0H+kblockd08:45:111
782374993634,1cyclictest909266-1kworker/0:1H+kblockd10:20:330
782374993633,2cyclictest738864-1kworker/0:2H+kblockd09:25:050
782374993633,2cyclictest738864-1kworker/0:2H+kblockd09:25:050
782374993633,2cyclictest1055633-21kworker/u8:2+flush-179:012:30:130
782374993632,3cyclictest920650-21kworker/u8:1+flush-179:011:00:070
782374993632,3cyclictest861094-21kworker/u8:1+flush-179:008:45:060
782384993533,1cyclictest606700-1kworker/3:0H+kblockd09:53:133
782384993533,1cyclictest606700-1kworker/3:0H+kblockd08:27:153
782384993532,2cyclictest986668-21kworker/u8:2+flush-179:011:25:053
782384993532,2cyclictest920650-21kworker/u8:1+events_unbound10:20:103
782384993532,2cyclictest913029-21kworker/u8:3+flush-179:011:00:163
782384993532,2cyclictest839255-21kworker/u8:3+flush-179:008:15:053
782384993532,2cyclictest606700-1kworker/3:0H+kblockd11:20:043
782384993532,1cyclictest969448-21Chrome_ChildIOT10:45:013
782384993532,1cyclictest606700-1kworker/3:0H+kblockd09:25:103
782384993532,1cyclictest606700-1kworker/3:0H+kblockd09:25:103
782382993533,1cyclictest917293-21kworker/2:3+pm09:52:082
782382993532,2cyclictest434835-1kworker/2:0H+kblockd10:35:032
782382993511,23cyclictest986398-31munin-html11:00:352
782378993533,1cyclictest786515-21kworker/1:0+pm09:29:331
782378993533,1cyclictest786515-21kworker/1:0+pm09:29:331
782378993533,1cyclictest773293-1kworker/1:0H+kblockd12:15:101
782378993533,1cyclictest773293-1kworker/1:0H+kblockd10:45:291
782378993532,2cyclictest791273-21kworker/u8:1+flush-179:007:45:041
782374993533,1cyclictest909266-1kworker/0:1H+kblockd12:20:180
782374993533,1cyclictest909266-1kworker/0:1H+kblockd10:32:370
782374993533,1cyclictest909266-1kworker/0:1H+kblockd09:40:200
782374993533,1cyclictest738864-1kworker/0:2H+kblockd08:30:160
782374993533,1cyclictest738864-1kworker/0:2H+kblockd08:24:190
782374993533,1cyclictest738864-1kworker/0:2H+kblockd08:01:230
782374993532,2cyclictest969395-21chrome10:45:010
782374993532,2cyclictest796087-21kworker/u8:0+flush-179:007:55:170
782374993532,2cyclictest1055633-21kworker/u8:2+flush-179:012:25:160
782384993432,1cyclictest606700-1kworker/3:0H+kblockd10:33:523
782384993432,1cyclictest606700-1kworker/3:0H+kblockd07:40:583
782384993431,2cyclictest930062-21kworker/u8:4+flush-179:010:10:133
782382993427,6cyclictest434835-1kworker/2:0H+kblockd12:00:382
782378993433,1cyclictest0-21swapper/112:37:281
782378993432,1cyclictest773293-1kworker/1:0H+kblockd12:02:101
782378993432,1cyclictest773293-1kworker/1:0H+kblockd09:44:531
782378993432,1cyclictest773293-1kworker/1:0H+kblockd07:21:161
782378993432,1cyclictest1318-21snmpd08:38:161
782378993431,2cyclictest873820-21kworker/u8:3+events_unbound09:05:061
782378993431,2cyclictest773293-1kworker/1:0H+kblockd11:40:111
782378993431,2cyclictest773293-1kworker/1:0H+kblockd08:01:381
782378993430,3cyclictest993468-21apt-get11:10:161
782378993423,10cyclictest920650-21kworker/u8:1+flush-179:010:40:151
782374993431,2cyclictest913029-21kworker/u8:3+flush-179:009:55:140
782374993430,3cyclictest1023346-21kworker/u8:0+flush-179:011:50:270
10175292340,1chrt1017519-21snmp_ryswitch2.11:40:013
782384993332,1cyclictest606700-1kworker/3:0H+kblockd08:36:403
782384993332,1cyclictest606700-1kworker/3:0H+kblockd07:50:213
782384993331,2cyclictest913029-21kworker/u8:3+events_unbound09:55:103
782384993331,1cyclictest606700-1kworker/3:0H+kblockd12:00:113
782384993331,1cyclictest606700-1kworker/3:0H+kblockd09:37:063
782384993331,1cyclictest606700-1kworker/3:0H+kblockd07:27:403
782384993321,11cyclictest813076-21kworker/u8:2+flush-179:008:20:213
782378993331,1cyclictest786515-21kworker/1:0+pm07:54:481
782378993331,1cyclictest773293-1kworker/1:0H+kblockd07:11:021
782378993330,2cyclictest813076-21kworker/u8:2+flush-179:008:20:101
782378993326,5cyclictest852918-21/usr/share/muni08:30:021
782374993331,1cyclictest986886-21kworker/0:2+pm12:38:440
782374993331,1cyclictest909266-1kworker/0:1H+kblockd09:50:270
782374993330,2cyclictest909266-1kworker/0:1H+kblockd11:25:100
782374993329,3cyclictest899339-21kworker/u8:2+flush-179:009:40:010
782374993329,3cyclictest861094-21kworker/u8:1+flush-179:008:50:110
782374993328,4cyclictest992385-21apt-get11:10:080
782374993328,4cyclictest1018462-21ntpq11:40:080
782374993328,3cyclictest813143-21latency_hist07:45:000
782384993231,1cyclictest606700-1kworker/3:0H+kblockd07:21:313
782384993229,2cyclictest986668-21kworker/u8:2+events_unbound11:15:003
782384993229,2cyclictest606700-1kworker/3:0H+kblockd09:30:113
782378993230,1cyclictest949528-21awk10:20:121
782378993230,1cyclictest1318-21snmpd10:54:531
782378993230,1cyclictest1318-21snmpd08:50:401
782374993230,1cyclictest909266-1kworker/0:1H+kblockd10:10:320
782374993230,1cyclictest738864-1kworker/0:2H+kblockd07:46:170
782374993230,1cyclictest1318-21snmpd10:44:260
782374993230,1cyclictest1318-21snmpd07:52:180
782384993129,1cyclictest606700-1kworker/3:0H+kblockd09:45:173
782384993129,1cyclictest606700-1kworker/3:0H+kblockd09:00:443
782384993129,1cyclictest1318-21snmpd09:11:533
782384993129,1cyclictest1318-21snmpd08:05:183
782384993128,2cyclictest1012501-21kworker/u8:1+events_unbound11:35:093
782382993125,5cyclictest1318-21snmpd07:55:002
782378993130,1cyclictest1318-21snmpd11:06:421
782378993129,2cyclictest951877-21kworker/u8:0+flush-179:010:30:221
782378993129,1cyclictest64742-21isc-net-000009:36:071
782378993129,1cyclictest1318-21snmpd12:31:131
782378993129,1cyclictest1318-21snmpd12:06:051
782378993129,1cyclictest1318-21snmpd11:00:481
782378993129,1cyclictest1318-21snmpd08:17:311
782378993129,1cyclictest1318-21snmpd07:27:141
782378993128,2cyclictest768025-21kworker/u8:4+flush-179:007:15:141
782378993127,3cyclictest856831-21kworker/u8:2+flush-179:008:40:061
782374993129,1cyclictest64742-21isc-net-000011:37:070
782374993129,1cyclictest1318-21snmpd11:17:190
782374993129,1cyclictest1318-21snmpd08:17:540
782384993029,1cyclictest1011626-21awk11:30:193
782384993028,1cyclictest865687-21ThreadPoolForeg08:45:013
782384993027,2cyclictest1318-21snmpd12:22:413
782378993029,1cyclictest1318-21snmpd11:23:391
782378993029,1cyclictest1318-21snmpd08:05:131
782378993029,0cyclictest1318-21snmpd10:05:401
782378993029,0cyclictest1318-21snmpd09:20:201
782378993028,1cyclictest1318-21snmpd11:39:121
782378993028,1cyclictest1318-21snmpd08:59:401
782378993028,1cyclictest1318-21snmpd08:29:491
782378993027,2cyclictest1017083-21kworker/u8:3+events_unbound11:57:381
782378993026,3cyclictest960798-21/usr/share/muni10:35:131
782378993026,3cyclictest930062-21kworker/u8:4+flush-179:010:25:151
782378993020,10cyclictest990786-21kworker/u8:4+flush-179:011:30:071
782374993030,0cyclictest1318-21snmpd10:38:160
782374993029,1cyclictest989856-21awk11:05:190
782374993029,1cyclictest986886-21kworker/0:2+pm12:13:220
782374993029,0cyclictest803369-21awk07:30:180
782374993029,0cyclictest1318-21snmpd07:24:230
782374993028,1cyclictest905772-21awk09:30:070
782374993026,3cyclictest1029439-21kworker/u8:2+flush-179:012:00:130
782384992927,1cyclictest1318-21snmpd11:54:253
782384992927,1cyclictest1318-21snmpd09:07:013
782378992927,1cyclictest1318-21snmpd12:25:371
782378992927,1cyclictest1318-21snmpd08:11:031
782374992928,0cyclictest1318-21snmpd08:12:510
782384992824,3cyclictest952276-21/usr/share/muni10:25:173
782378992827,1cyclictest1318-21snmpd09:58:511
782378992826,1cyclictest1318-21snmpd12:21:041
782378992826,1cyclictest1318-21snmpd10:02:431
782374992828,0cyclictest1318-21snmpd10:16:590
782374992827,1cyclictest1318-21snmpd10:50:140
782374992827,0cyclictest1318-21snmpd07:39:410
782378992624,1cyclictest894665-21awk09:15:201
782378992624,1cyclictest773293-1kworker/1:0H+kblockd11:15:061
782374992626,0cyclictest1318-21snmpd07:15:200
782374992522,3cyclictest873820-21kworker/u8:3+flush-179:009:05:260
782384992424,0cyclictest1318-21snmpd11:19:093
782378992420,3cyclictest1006404-21cat11:25:131
782374992322,0cyclictest1041725-21awk12:05:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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