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2025-11-22 - 16:56
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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 376 highest latencies:
System rackbslot2.osadl.org (updated Sat Nov 22, 2025 12:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4117972228175,19sleep00-21swapper/007:06:500
4117422228197,20sleep10-21swapper/107:06:051
4117492224195,19sleep30-21swapper/307:06:123
4118292221193,19sleep20-21swapper/207:07:152
49150221250,2sleep1491498-21ntpq08:40:031
41222499660,58cyclictest547129-21chrome09:45:012
412221996256,4cyclictest547053-13chrome09:45:001
412221995852,4cyclictest650583-21munin-update11:45:011
412229995651,3cyclictest599000-21chrome10:45:023
41222199555,49cyclictest486226-21kworker/u8:1+efi_rts_wq09:39:331
412229995443,0cyclictest579649-21awk10:20:163
412218995454,0cyclictest579648-21awk10:20:160
41221899532,51cyclictest486226-21kworker/u8:1+efi_rts_wq09:39:330
412224995146,3cyclictest576975-21latency_hist10:20:002
412221995033,5cyclictest438954-21/usr/share/muni07:40:011
412224994944,4cyclictest491211-21/usr/share/muni08:40:022
412218994845,1cyclictest495588-21/usr/share/muni08:45:010
412218994844,3cyclictest654760-21kworker/u8:3+flush-179:012:30:150
412221994539,5cyclictest617427-21kworker/u8:5+flush-179:011:20:151
412218994532,2cyclictest300274-1kworker/0:0H+kblockd11:36:420
412218994530,3cyclictest421507-21/usr/share/muni07:20:020
412221994442,1cyclictest0-21swapper/109:00:061
412221994337,4cyclictest642040-21latency_hist11:35:001
412229994237,3cyclictest447916-21latency_hist07:50:003
412229994231,4cyclictest430018-21/usr/share/muni07:30:133
412224994236,4cyclictest560094-21/usr/share/muni10:00:072
412221994229,13cyclictest403207-1kworker/1:2H+kblockd12:00:291
412221994229,12cyclictest403207-1kworker/1:2H+kblockd09:53:291
412224994139,1cyclictest474453-21kworker/2:2+pm09:05:052
412224994137,3cyclictest459941-31munin-html08:00:282
412224994133,6cyclictest538060-21kworker/2:1+pm11:30:072
412224994038,1cyclictest538060-21kworker/2:1+pm09:40:122
412224994037,2cyclictest538060-21kworker/2:1+pm09:51:592
412224994037,2cyclictest474453-21kworker/2:2+pm08:45:312
412224994037,2cyclictest398673-21kworker/2:0+pm07:35:122
412224994037,2cyclictest398673-21kworker/2:0+pm07:10:452
412224994036,3cyclictest431114-21apt-get07:30:082
412224994034,5cyclictest538060-21kworker/2:1+pm10:10:232
412221994033,5cyclictest581849-21/usr/share/muni10:25:021
412221994015,1cyclictest0-21swapper/110:20:151
412218994035,4cyclictest564359-21/usr/share/muni10:05:040
412218994035,4cyclictest564359-21/usr/share/muni10:05:040
412229993937,1cyclictest1318-21snmpd09:08:453
412229993934,1cyclictest324731-1kworker/3:1H+kblockd11:41:063
412229993934,1cyclictest324731-1kworker/3:1H+kblockd11:41:063
412224993937,1cyclictest538060-21kworker/2:1+pm12:26:282
412224993937,1cyclictest538060-21kworker/2:1+pm12:17:012
412224993937,1cyclictest538060-21kworker/2:1+pm11:50:152
412224993937,1cyclictest538060-21kworker/2:1+pm10:35:012
412224993937,1cyclictest474453-21kworker/2:2+pm09:20:272
412224993936,2cyclictest538060-21kworker/2:1+pm11:45:042
412224993936,2cyclictest474453-21kworker/2:2+pm09:15:062
412224993935,3cyclictest420493-31munin-html07:15:292
412224993929,6cyclictest1318-21snmpd08:31:032
412221993936,2cyclictest403207-1kworker/1:2H+kblockd08:37:171
412229993835,2cyclictest650532-21kworker/3:2+pm12:05:223
412224993837,1cyclictest538060-21kworker/2:1+pm10:49:012
412224993837,1cyclictest474453-21kworker/2:2+pm09:35:412
412224993836,1cyclictest538060-21kworker/2:1+pm11:35:112
412224993836,1cyclictest538060-21kworker/2:1+pm11:06:002
412224993836,1cyclictest538060-21kworker/2:1+pm10:30:112
412224993836,1cyclictest538060-21kworker/2:1+pm10:06:002
412224993836,1cyclictest538060-21kworker/2:1+pm10:06:002
412224993836,1cyclictest474453-21kworker/2:2+pm08:25:122
412224993835,1cyclictest538060-21kworker/2:1+pm11:40:412
412224993835,1cyclictest538060-21kworker/2:1+pm11:40:412
412224993834,3cyclictest538060-21kworker/2:1+pm10:42:272
412224993834,3cyclictest538060-21kworker/2:1+pm10:27:332
412224993833,4cyclictest659344-21kworker/u8:2+flush-179:012:20:012
412221993834,2cyclictest403207-1kworker/1:2H+kblockd07:20:031
412221993831,5cyclictest689495-21/usr/share/muni12:30:021
412221993827,2cyclictest1318-21snmpd08:50:101
412221993827,2cyclictest1318-21snmpd08:50:101
412221993827,10cyclictest650637-21kworker/u8:0+flush-179:012:05:161
412218993834,3cyclictest572872-21/usr/share/muni10:15:090
412218993834,3cyclictest510743-21cat09:00:150
412218993833,4cyclictest586229-21/usr/share/muni10:30:060
41221899380,35cyclictest598968-13chrome10:45:010
412229993735,1cyclictest599355-21kworker/3:2+pm11:30:263
412229993735,1cyclictest559611-21kworker/3:2+pm10:14:593
412229993734,2cyclictest324731-1kworker/3:1H+kblockd10:05:253
412229993734,2cyclictest324731-1kworker/3:1H+kblockd10:05:253
412229993734,2cyclictest324731-1kworker/3:1H+kblockd09:25:093
412229993734,2cyclictest324731-1kworker/3:1H+kblockd08:42:463
412224993735,1cyclictest538060-21kworker/2:1+pm12:00:282
412224993735,1cyclictest538060-21kworker/2:1+pm11:26:032
412224993735,1cyclictest538060-21kworker/2:1+pm11:15:182
412224993735,1cyclictest398673-21kworker/2:0+pm07:55:142
412224993735,1cyclictest398673-21kworker/2:0+pm07:41:042
412224993734,2cyclictest538060-21kworker/2:1+pm10:50:052
412224993734,2cyclictest474453-21kworker/2:2+pm08:35:132
412224993734,2cyclictest3815248-1kworker/2:1H+kblockd07:25:012
412224993733,4cyclictest538060-21kworker/2:1+pm11:22:352
412224993733,4cyclictest464918-21kworker/2:0+pm08:19:582
412224993733,3cyclictest538060-21kworker/2:1+pm11:14:112
412224993733,2cyclictest3815248-1kworker/2:1H+kblockd12:30:012
412224993730,6cyclictest398673-21kworker/2:0+pm07:50:042
412224993710,25cyclictest663192-31munin-html11:55:372
412221993736,1cyclictest460739-21kworker/1:2+pm08:46:351
412221993735,1cyclictest469352-21kworker/1:1+pm08:16:391
412221993734,2cyclictest654760-21kworker/u8:3+flush-179:012:25:101
412221993734,2cyclictest403207-1kworker/1:2H+kblockd11:35:521
412221993734,2cyclictest403207-1kworker/1:2H+kblockd11:01:351
412221993733,3cyclictest486226-21kworker/u8:1+flush-179:010:15:281
412221993732,3cyclictest403207-1kworker/1:2H+kblockd09:40:031
412221993720,15cyclictest654760-21kworker/u8:3+events_unbound12:15:161
412218993734,2cyclictest300274-1kworker/0:0H+kblockd09:21:540
412218993734,2cyclictest300274-1kworker/0:0H+kblockd09:10:160
412218993734,2cyclictest300274-1kworker/0:0H+kblockd08:20:250
412218993734,2cyclictest300274-1kworker/0:0H+kblockd08:05:050
412218993733,3cyclictest447269-21munin-limits07:45:300
5355292360,1sleep2535528-21awk09:30:092
412229993634,1cyclictest324731-1kworker/3:1H+kblockd09:59:303
412229993634,1cyclictest324731-1kworker/3:1H+kblockd09:31:333
412229993633,2cyclictest324731-1kworker/3:1H+kblockd10:25:043
412229993633,2cyclictest324731-1kworker/3:1H+kblockd09:00:503
412224993634,1cyclictest538060-21kworker/2:1+pm12:35:282
412224993634,1cyclictest538060-21kworker/2:1+pm10:55:492
412224993634,1cyclictest474453-21kworker/2:2+pm08:50:172
412224993634,1cyclictest474453-21kworker/2:2+pm08:50:172
412224993634,1cyclictest398673-21kworker/2:0+pm07:46:362
412224993634,1cyclictest3815248-1kworker/2:1H+kblockd11:01:042
412224993631,4cyclictest506005-21apt-get08:55:122
412221993634,1cyclictest403207-1kworker/1:2H+kblockd10:30:471
412221993634,1cyclictest403207-1kworker/1:2H+kblockd09:06:221
412221993633,2cyclictest403207-1kworker/1:2H+kblockd11:25:511
412221993633,2cyclictest403207-1kworker/1:2H+kblockd10:55:291
412221993633,2cyclictest403207-1kworker/1:2H+kblockd09:10:101
412221993633,2cyclictest403207-1kworker/1:2H+kblockd07:50:131
412221993631,3cyclictest403207-1kworker/1:2H+kblockd07:55:011
412218993634,1cyclictest429744-21kworker/0:1+pm07:40:250
412218993634,1cyclictest300274-1kworker/0:0H+kblockd10:28:070
412218993633,3cyclictest300274-1kworker/0:0H+kblockd09:34:150
412218993633,2cyclictest300274-1kworker/0:0H+kblockd11:05:450
412218993633,2cyclictest300274-1kworker/0:0H+kblockd10:51:500
412218993633,2cyclictest300274-1kworker/0:0H+kblockd10:14:320
412218993633,2cyclictest300274-1kworker/0:0H+kblockd09:48:460
412218993630,4cyclictest555842-21/usr/share/muni09:55:090
412229993533,1cyclictest650532-21kworker/3:2+pm11:58:593
412229993533,1cyclictest324731-1kworker/3:1H+kblockd08:54:213
412229993533,1cyclictest324731-1kworker/3:1H+kblockd08:54:213
412229993533,1cyclictest324731-1kworker/3:1H+kblockd08:29:053
412229993533,1cyclictest324731-1kworker/3:1H+kblockd08:11:303
412229993533,1cyclictest324731-1kworker/3:1H+kblockd07:12:303
412229993532,2cyclictest324731-1kworker/3:1H+kblockd10:58:313
412229993532,1cyclictest324731-1kworker/3:1H+kblockd12:21:033
412229993531,2cyclictest495629-21/usr/sbin/munin08:45:013
412229993530,4cyclictest685508-21ntpq12:25:043
412224993533,1cyclictest538060-21kworker/2:1+pm10:21:022
412224993533,1cyclictest474453-21kworker/2:2+pm09:25:402
412224993533,1cyclictest474453-21kworker/2:2+pm09:00:502
412224993532,2cyclictest3815248-1kworker/2:1H+kblockd12:10:152
412224993532,2cyclictest3815248-1kworker/2:1H+kblockd09:10:012
412221993533,1cyclictest403207-1kworker/1:2H+kblockd10:35:401
412221993533,1cyclictest403207-1kworker/1:2H+kblockd07:31:501
412221993532,2cyclictest403207-1kworker/1:2H+kblockd12:35:031
412221993532,2cyclictest403207-1kworker/1:2H+kblockd11:59:381
412221993532,2cyclictest403207-1kworker/1:2H+kblockd08:00:281
412221993531,3cyclictest585523-21kworker/u8:0+flush-179:010:50:281
412221993531,3cyclictest403207-1kworker/1:2H+kblockd10:45:071
412218993533,1cyclictest300274-1kworker/0:0H+kblockd11:01:490
412218993533,1cyclictest300274-1kworker/0:0H+kblockd08:00:460
412218993532,2cyclictest300274-1kworker/0:0H+kblockd11:15:230
412218993532,2cyclictest300274-1kworker/0:0H+kblockd10:55:150
412218993532,2cyclictest300274-1kworker/0:0H+kblockd10:01:280
412229993432,1cyclictest512464-21kworker/3:0+pm09:38:273
412229993432,1cyclictest324731-1kworker/3:1H+kblockd12:01:173
412229993432,1cyclictest324731-1kworker/3:1H+kblockd11:50:173
412229993432,1cyclictest324731-1kworker/3:1H+kblockd09:24:383
412229993431,2cyclictest324731-1kworker/3:1H+kblockd08:55:103
412229993431,2cyclictest324731-1kworker/3:1H+kblockd08:20:113
412229993430,3cyclictest626218-21apt-get11:15:063
412229993430,3cyclictest324731-1kworker/3:1H+kblockd11:45:053
412224993432,1cyclictest538060-21kworker/2:1+pm12:06:252
412224993427,4cyclictest455815-21kworker/2:2+pm08:08:522
412221993431,2cyclictest403207-1kworker/1:2H+kblockd10:05:211
412221993431,2cyclictest403207-1kworker/1:2H+kblockd10:05:211
412221993431,2cyclictest403207-1kworker/1:2H+kblockd07:25:001
412221993430,3cyclictest585523-21kworker/u8:0+flush-179:010:40:211
412221993430,3cyclictest473621-21kworker/u8:0+events_unbound08:25:241
412218993433,1cyclictest300274-1kworker/0:0H+kblockd08:31:350
412218993432,1cyclictest300274-1kworker/0:0H+kblockd12:26:490
412218993432,1cyclictest300274-1kworker/0:0H+kblockd11:56:080
412218993432,1cyclictest300274-1kworker/0:0H+kblockd11:25:460
412218993432,1cyclictest300274-1kworker/0:0H+kblockd08:59:020
412218993431,2cyclictest300274-1kworker/0:0H+kblockd12:05:010
412218993431,2cyclictest300274-1kworker/0:0H+kblockd11:20:120
412218993431,2cyclictest300274-1kworker/0:0H+kblockd07:20:000
412218993430,3cyclictest620890-21/usr/share/muni11:10:050
412218993422,11cyclictest300274-1kworker/0:0H+kblockd07:11:560
412229993331,1cyclictest671802-21kworker/3:0+pm12:36:143
412229993331,1cyclictest324731-1kworker/3:1H+kblockd07:39:423
412229993331,1cyclictest324731-1kworker/3:1H+kblockd07:25:183
412229993330,2cyclictest559891-21kworker/u8:3+flush-179:010:30:133
412229993330,2cyclictest324731-1kworker/3:1H+kblockd11:06:033
412224993331,1cyclictest538060-21kworker/2:1+pm09:55:502
412224993328,4cyclictest66610-21ntpd08:11:362
412221993331,1cyclictest403207-1kworker/1:2H+kblockd11:16:571
412221993330,2cyclictest403207-1kworker/1:2H+kblockd11:05:031
412221993330,2cyclictest403207-1kworker/1:2H+kblockd08:31:271
412221993330,2cyclictest372114-21kworker/u8:3+flush-179:007:10:101
412221993329,2cyclictest673428-21awk12:10:081
412221993328,4cyclictest438468-21cp07:40:001
412221993328,3cyclictest529453-21kworker/u8:0+flush-179:009:25:081
412221993315,17cyclictest655074-21munin-update11:50:041
412218993331,1cyclictest300274-1kworker/0:0H+kblockd11:50:390
412218993331,1cyclictest300274-1kworker/0:0H+kblockd10:39:420
412218993331,1cyclictest300274-1kworker/0:0H+kblockd07:54:220
412218993330,2cyclictest300274-1kworker/0:0H+kblockd12:10:180
412218993330,2cyclictest300274-1kworker/0:0H+kblockd11:40:270
412218993330,2cyclictest300274-1kworker/0:0H+kblockd11:40:270
412218993330,2cyclictest300274-1kworker/0:0H+kblockd10:44:050
412218993330,2cyclictest300274-1kworker/0:0H+kblockd08:16:050
412218993330,2cyclictest1318-21snmpd07:26:460
412218993329,3cyclictest435316-21apt-get07:35:070
412229993230,1cyclictest452028-21kworker/3:2+pm07:59:003
412229993230,1cyclictest324731-1kworker/3:1H+kblockd10:44:023
412229993230,1cyclictest324731-1kworker/3:1H+kblockd08:09:593
412229993230,1cyclictest1318-21snmpd10:01:193
412229993229,2cyclictest324731-1kworker/3:1H+kblockd10:15:593
412229993229,2cyclictest1318-21snmpd08:15:303
412221993230,1cyclictest443686-21ThreadPoolForeg07:45:021
412221993229,2cyclictest403207-1kworker/1:2H+kblockd10:10:271
41222199321,29cyclictest681177-21snmp_areswitch.12:20:041
412218993230,1cyclictest300274-1kworker/0:0H+kblockd12:37:190
412218993230,1cyclictest300274-1kworker/0:0H+kblockd08:54:360
412218993230,1cyclictest300274-1kworker/0:0H+kblockd08:54:360
412218993230,1cyclictest300274-1kworker/0:0H+kblockd08:12:230
412218993230,1cyclictest1318-21snmpd12:19:030
412218993230,1cyclictest1318-21snmpd11:34:080
412218993229,2cyclictest300274-1kworker/0:0H+kblockd12:20:220
412229993130,1cyclictest1318-21snmpd11:37:293
412229993129,1cyclictest64742-21isc-net-000011:00:553
412229993129,1cyclictest64742-21isc-net-000010:35:563
412229993129,1cyclictest64742-21isc-net-000008:33:563
412229993129,1cyclictest1318-21snmpd11:22:503
412229993129,1cyclictest1318-21snmpd10:51:003
412229993129,1cyclictest1318-21snmpd09:48:293
412229993128,2cyclictest324731-1kworker/3:1H+kblockd09:16:573
412224993129,1cyclictest398673-21kworker/2:0+pm07:20:142
412221993130,1cyclictest1318-21snmpd09:24:461
412221993129,1cyclictest1318-21snmpd07:19:031
412218993130,1cyclictest447945-21kworker/0:2+pm08:37:290
412218993130,1cyclictest300274-1kworker/0:0H+kblockd09:51:590
412218993130,1cyclictest300274-1kworker/0:0H+kblockd09:26:170
412218993130,1cyclictest1318-21snmpd11:48:500
412218993129,1cyclictest300274-1kworker/0:0H+kblockd09:05:290
412218993129,1cyclictest300274-1kworker/0:0H+kblockd07:56:130
412218993129,1cyclictest1318-21snmpd09:40:460
412218993129,1cyclictest1318-21snmpd07:31:400
412229993029,1cyclictest1318-21snmpd07:23:353
412229993029,0cyclictest1318-21snmpd07:41:013
412229993028,1cyclictest1318-21snmpd12:18:063
412229993028,1cyclictest1318-21snmpd11:10:303
412229993028,1cyclictest1318-21snmpd09:52:233
412229993028,1cyclictest1318-21snmpd08:04:113
412224993024,4cyclictest473808-21/usr/share/muni08:20:012
412221993029,0cyclictest623309-21awk11:10:161
412221993027,2cyclictest403207-1kworker/1:2H+kblockd08:20:121
412221993026,2cyclictest271rcuc/109:15:031
412218993029,1cyclictest1318-21snmpd09:15:280
412218993029,1cyclictest1318-21snmpd08:41:020
412229992928,0cyclictest1318-21snmpd07:17:553
412229992927,1cyclictest1318-21snmpd09:14:073
412229992924,4cyclictest542821-21/usr/share/muni09:40:033
412221992929,0cyclictest1318-21snmpd08:14:111
412221992927,1cyclictest1318-21snmpd11:44:101
412221992927,1cyclictest1318-21snmpd11:44:101
412221992927,1cyclictest1318-21snmpd10:04:221
412221992922,5cyclictest534241-21/usr/share/muni09:30:141
412229992828,0cyclictest1318-21snmpd12:10:333
412229992827,0cyclictest1318-21snmpd12:34:253
412229992826,1cyclictest1318-21snmpd07:50:043
412221992825,3cyclictest486226-21kworker/u8:1+flush-179:009:55:061
412218992825,2cyclictest300274-1kworker/0:0H+kblockd12:06:390
412221992727,0cyclictest1318-21snmpd08:59:461
412229992626,0cyclictest1318-21snmpd11:26:113
412221992622,3cyclictest438292-21kworker/u8:3+flush-179:008:05:271
412218992625,1cyclictest300274-1kworker/0:0H+kblockd08:27:150
412229992524,0cyclictest1318-21snmpd08:39:513
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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