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2025-11-02 - 23:23
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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 Sun Nov 02, 2025 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5051312229200,19sleep20-21swapper/207:06:322
5053192224196,18sleep30-21swapper/307:08:183
5051512222194,18sleep00-21swapper/007:06:470
5051852220192,18sleep10-21swapper/107:07:081
72071521420,1sleep1720713-21ntpq11:15:231
505662995753,2cyclictest640128-21snmp_wanswitch.09:45:013
505652995653,2cyclictest575914-21kworker/u8:0+flush-179:009:10:160
505660995555,0cyclictest676667-21awk10:25:162
505660995552,2cyclictest505312-21kworker/u8:1+events_unbound08:15:142
505660995149,1cyclictest691549-21snmp_ryswitch.c10:45:012
505660995147,3cyclictest561410-21kworker/u8:4+flush-179:008:35:152
505652995146,4cyclictest769332-21kworker/u8:2+events_unbound12:20:150
7435142490,1chrt743508-21snmp_areswitch.11:45:023
505662994945,3cyclictest754535-21apt-get11:55:143
505662994944,3cyclictest536320-21CacheThread_Blo07:45:013
505662994942,5cyclictest756779-21/usr/share/muni12:00:153
505662994739,5cyclictest765288-21/usr/share/muni12:10:043
505652994745,2cyclictest505312-21kworker/u8:1+events_unbound07:15:300
505652994741,5cyclictest661964-21ntpq10:10:050
505662994632,13cyclictest465826-1kworker/3:1H+kblockd11:40:423
505660994643,2cyclictest708107-21kworker/u8:1+events_unbound11:05:012
505652994640,5cyclictest730822-21ntpq11:30:040
505660994542,2cyclictest518530-21kworker/u8:3+flush-179:008:00:012
5407732440,1chrt540767-21snmp_wanpowerct07:50:012
505662994444,0cyclictest676666-21awk10:25:163
505660994441,2cyclictest583268-21kworker/u8:1+flush-179:009:20:002
505662994336,5cyclictest562143-21/usr/share/muni08:15:013
50566099435,38cyclictest548618-21kworker/u8:0+efi_rts_wq08:11:362
505656994335,6cyclictest536268-13chrome07:45:011
505662994235,5cyclictest700339-21/usr/share/muni10:55:133
505660994239,2cyclictest730092-21kworker/u8:3+flush-179:012:25:152
505660994239,2cyclictest496654-21kworker/u8:0+flush-179:007:25:262
505660994238,3cyclictest509825-21kworker/u8:3+flush-179:007:15:102
505660994236,2cyclictest730092-21kworker/u8:3+flush-179:012:10:062
505652994235,5cyclictest627085-21/usr/share/muni09:30:050
505660994138,2cyclictest717029-21kworker/u8:1+events_unbound11:20:122
505660994137,3cyclictest730092-21kworker/u8:3+events_unbound12:05:142
505660994120,20cyclictest294032-1kworker/2:1H+kblockd10:40:412
505652994138,2cyclictest561410-21kworker/u8:4+flush-179:008:40:160
505652994138,2cyclictest4090982-1kworker/0:1H+kblockd10:25:030
505660994037,2cyclictest712450-21kworker/u8:2+flush-179:011:10:052
505660994037,2cyclictest673803-21kworker/2:0+pm10:30:512
505660994037,2cyclictest587869-21kworker/2:2+pm09:01:592
505660994036,3cyclictest725701-21kworker/u8:2+events_unbound11:50:052
505656994032,5cyclictest579188-21/usr/share/muni08:35:021
505656994030,4cyclictest1318-21snmpd08:45:451
505652994036,3cyclictest756391-21kworker/u8:1+flush-179:012:15:100
505652994035,4cyclictest622080-21kworker/u8:0+flush-179:009:50:070
505660993937,1cyclictest738697-21kworker/2:0+pm12:31:212
505660993937,1cyclictest669105-21kworker/2:1+pm10:21:002
505660993937,1cyclictest587869-21kworker/2:2+pm09:05:152
505660993936,2cyclictest703911-21kworker/2:1+pm11:35:042
505660993936,2cyclictest621396-21kworker/2:1+pm09:55:132
505660993935,2cyclictest17550irq/16-i2c_designware.007:45:022
505656993937,1cyclictest406875-1kworker/1:1H+kblockd10:49:071
505656993934,3cyclictest631110-21/usr/share/muni09:35:041
505656993933,4cyclictest622298-21latency_hist09:25:011
505656993928,6cyclictest587710-21ThreadPoolForeg08:45:001
505652993936,2cyclictest730092-21kworker/u8:3+events_unbound11:50:090
505652993936,2cyclictest691533-21/usr/share/muni10:45:010
505662993835,2cyclictest465826-1kworker/3:1H+kblockd09:14:463
505662993835,2cyclictest465826-1kworker/3:1H+kblockd08:45:113
505662993834,3cyclictest730092-21kworker/u8:3+events_unbound12:20:003
505662993834,2cyclictest465826-1kworker/3:1H+kblockd09:01:153
505662993832,3cyclictest465826-1kworker/3:1H+kblockd08:30:013
505660993837,1cyclictest656969-21kworker/2:2+pm10:11:222
505660993837,1cyclictest1318-21snmpd07:40:252
505660993836,1cyclictest738697-21kworker/2:0+pm11:55:172
505660993836,1cyclictest621396-21kworker/2:1+pm10:05:502
505660993836,1cyclictest621396-21kworker/2:1+pm09:35:242
505660993836,1cyclictest517051-21kworker/2:0+pm07:35:122
505660993836,1cyclictest510073-21kworker/2:3+pm07:21:372
505660993836,1cyclictest487867-21kworker/2:0+pm07:10:292
505660993835,2cyclictest673803-21kworker/2:0+pm10:50:042
505660993835,2cyclictest630730-21kworker/u8:4+events_unbound10:35:132
505660993835,2cyclictest575914-21kworker/u8:0+events_unbound09:10:152
505660993835,2cyclictest517051-21kworker/2:0+pm08:00:052
50566099380,2cyclictest748037-21awk11:50:012
505652993835,2cyclictest730092-21kworker/u8:3+flush-179:012:00:090
505652993834,2cyclictest4090982-1kworker/0:1H+kblockd07:25:050
505662993734,2cyclictest465826-1kworker/3:1H+kblockd12:20:553
505662993734,2cyclictest465826-1kworker/3:1H+kblockd11:37:363
505662993734,2cyclictest465826-1kworker/3:1H+kblockd10:05:533
505662993734,2cyclictest465826-1kworker/3:1H+kblockd09:29:493
505662993734,2cyclictest465826-1kworker/3:1H+kblockd08:07:423
505662993732,4cyclictest465826-1kworker/3:1H+kblockd07:25:063
505660993736,1cyclictest621396-21kworker/2:1+pm09:53:282
505660993735,2cyclictest703911-21kworker/2:1+pm11:17:032
505660993735,1cyclictest738697-21kworker/2:0+pm11:40:262
505660993735,1cyclictest703911-21kworker/2:1+pm11:05:142
505660993735,1cyclictest703911-21kworker/2:1+pm11:05:142
505660993735,1cyclictest517051-21kworker/2:0+pm08:30:152
505660993734,2cyclictest738697-21kworker/2:0+pm12:15:032
505660993734,2cyclictest517051-21kworker/2:0+pm08:05:112
505660993733,2cyclictest621396-21kworker/2:1+pm09:30:052
505660993732,4cyclictest733642-21ntpq11:30:212
505656993734,2cyclictest406875-1kworker/1:1H+kblockd10:27:031
505656993732,2cyclictest406875-1kworker/1:1H+kblockd10:55:041
505656993730,5cyclictest557559-21munin-update08:10:031
505656993721,11cyclictest1318-21snmpd07:55:041
50565699370,2cyclictest653070-21grep10:00:011
505652993734,2cyclictest4090982-1kworker/0:1H+kblockd11:55:030
505652993734,2cyclictest4090982-1kworker/0:1H+kblockd08:10:090
505652993734,2cyclictest4090982-1kworker/0:1H+kblockd08:00:470
505652993733,3cyclictest575914-21kworker/u8:0+flush-179:008:50:100
505652993731,4cyclictest725701-21kworker/u8:2+flush-179:011:45:170
505662993634,2cyclictest465826-1kworker/3:1H+kblockd08:44:053
505662993633,2cyclictest64742-21isc-net-000008:03:213
505662993633,2cyclictest465826-1kworker/3:1H+kblockd11:33:373
505662993633,2cyclictest465826-1kworker/3:1H+kblockd11:26:313
505662993633,2cyclictest465826-1kworker/3:1H+kblockd11:22:043
505662993633,2cyclictest465826-1kworker/3:1H+kblockd10:18:553
505662993633,2cyclictest465826-1kworker/3:1H+kblockd08:54:123
505662993633,2cyclictest465826-1kworker/3:1H+kblockd07:43:003
505662993632,2cyclictest465826-1kworker/3:1H+kblockd09:15:313
505660993634,1cyclictest621396-21kworker/2:1+pm09:27:122
505660993634,1cyclictest587869-21kworker/2:2+pm08:55:522
505660993634,1cyclictest294032-1kworker/2:1H+kblockd12:20:352
505660993633,2cyclictest673803-21kworker/2:0+pm10:55:282
505660993633,2cyclictest630730-21kworker/u8:4+flush-179:009:45:122
505660993633,2cyclictest583110-21kworker/2:1+pm08:40:012
505660993632,3cyclictest561410-21kworker/u8:4+flush-179:008:45:182
505656993633,2cyclictest406875-1kworker/1:1H+kblockd09:42:361
505656993633,2cyclictest406875-1kworker/1:1H+kblockd07:31:081
505656993633,2cyclictest406875-1kworker/1:1H+kblockd07:20:171
505656993631,3cyclictest406875-1kworker/1:1H+kblockd08:55:041
505656993630,5cyclictest660110-21awk10:05:191
505656993628,6cyclictest683202-21ntpq10:35:031
505652993634,1cyclictest4090982-1kworker/0:1H+kblockd09:04:190
505652993634,1cyclictest4090982-1kworker/0:1H+kblockd08:36:030
505652993633,2cyclictest536706-21kworker/u8:2+flush-179:007:50:080
505652993633,2cyclictest4090982-1kworker/0:1H+kblockd11:11:170
505652993633,2cyclictest4090982-1kworker/0:1H+kblockd10:31:450
505652993631,4cyclictest557552-21latency_hist08:10:000
505662993534,1cyclictest465826-1kworker/3:1H+kblockd12:34:033
505662993533,1cyclictest570050-21kworker/3:2+pm08:26:173
505662993533,1cyclictest465938-21kworker/3:2+pm07:13:273
505662993533,1cyclictest465826-1kworker/3:1H+kblockd09:09:343
505662993533,1cyclictest465826-1kworker/3:1H+kblockd07:59:373
505662993533,1cyclictest465826-1kworker/3:1H+kblockd07:36:203
505662993532,2cyclictest465826-1kworker/3:1H+kblockd10:52:583
505662993532,2cyclictest465826-1kworker/3:1H+kblockd10:10:163
505662993532,2cyclictest465826-1kworker/3:1H+kblockd08:36:233
505662993532,2cyclictest465826-1kworker/3:1H+kblockd07:17:223
505662993531,2cyclictest465826-1kworker/3:1H+kblockd07:53:283
505660993533,1cyclictest738697-21kworker/2:0+pm12:35:292
505660993533,1cyclictest621396-21kworker/2:1+pm10:00:122
505660993533,1cyclictest294032-1kworker/2:1H+kblockd07:30:192
505660993532,2cyclictest703911-21kworker/2:1+pm11:25:162
505660993532,2cyclictest621396-21kworker/2:1+pm09:40:122
505656993533,1cyclictest716987-21kworker/1:2+pm11:43:061
505656993533,1cyclictest406875-1kworker/1:1H+kblockd12:15:371
505656993533,1cyclictest406875-1kworker/1:1H+kblockd11:11:441
505656993533,1cyclictest406875-1kworker/1:1H+kblockd09:05:021
505656993533,1cyclictest406875-1kworker/1:1H+kblockd08:50:061
505656993532,2cyclictest406875-1kworker/1:1H+kblockd10:13:561
505656993531,2cyclictest406875-1kworker/1:1H+kblockd09:01:201
505656993530,4cyclictest406875-1kworker/1:1H+kblockd11:21:101
505656993530,3cyclictest743394-21CacheThread_Blo11:45:001
505652993532,2cyclictest756391-21kworker/u8:1+flush-179:012:10:140
505652993532,2cyclictest708107-21kworker/u8:1+events_unbound11:05:090
505652993532,2cyclictest708107-21kworker/u8:1+events_unbound11:05:090
505652993532,2cyclictest630730-21kworker/u8:4+events_unbound10:40:010
505652993532,2cyclictest4090982-1kworker/0:1H+kblockd12:35:130
505652993532,2cyclictest4090982-1kworker/0:1H+kblockd11:25:590
505652993532,2cyclictest4090982-1kworker/0:1H+kblockd10:50:340
505652993531,3cyclictest742774-21kworker/u8:0+events_unbound12:25:010
505652993531,3cyclictest505312-21kworker/u8:1+flush-179:007:35:100
505652993529,4cyclictest531747-21munin-update07:40:040
505662993433,1cyclictest465826-1kworker/3:1H+kblockd08:20:043
505662993432,1cyclictest465826-1kworker/3:1H+kblockd12:39:233
505662993431,2cyclictest465826-1kworker/3:1H+kblockd11:12:263
505662993431,2cyclictest465826-1kworker/3:1H+kblockd09:21:103
505662993430,2cyclictest64742-21isc-net-000012:07:223
505660993432,1cyclictest587869-21kworker/2:2+pm08:50:062
505656993432,1cyclictest406875-1kworker/1:1H+kblockd11:26:221
505656993431,2cyclictest406875-1kworker/1:1H+kblockd09:15:311
505656993430,2cyclictest406875-1kworker/1:1H+kblockd12:06:001
505656993430,2cyclictest406875-1kworker/1:1H+kblockd08:30:171
50565699340,1cyclictest0-21swapper/109:45:121
505652993433,1cyclictest652845-21kworker/0:2+pm11:24:560
505652993433,1cyclictest4090982-1kworker/0:1H+kblockd07:48:040
505652993432,1cyclictest4090982-1kworker/0:1H+kblockd10:06:200
505652993431,2cyclictest4090982-1kworker/0:1H+kblockd11:40:040
505652993431,2cyclictest4090982-1kworker/0:1H+kblockd09:56:080
505662993330,2cyclictest465826-1kworker/3:1H+kblockd11:18:033
505662993330,2cyclictest465826-1kworker/3:1H+kblockd10:49:073
505660993331,1cyclictest517051-21kworker/2:0+pm08:20:042
505660993331,1cyclictest294032-1kworker/2:1H+kblockd09:20:302
505660993329,3cyclictest561409-21kworker/u8:3+events_unbound08:25:002
505656993331,2cyclictest406875-1kworker/1:1H+kblockd07:28:111
505656993331,1cyclictest406875-1kworker/1:1H+kblockd08:02:001
505656993329,3cyclictest66610-21ntpd12:34:041
505656993329,2cyclictest406875-1kworker/1:1H+kblockd10:20:041
505656993328,4cyclictest753429-21awk11:55:061
505656993328,3cyclictest406875-1kworker/1:1H+kblockd08:20:031
505656993327,4cyclictest748268-21/usr/share/muni11:50:021
505656993324,2cyclictest406875-1kworker/1:1H+kblockd09:10:041
505656993315,8cyclictest510014-21/usr/share/muni07:15:031
505652993331,1cyclictest4090982-1kworker/0:1H+kblockd07:30:280
505652993329,3cyclictest639758-21latency_hist09:45:010
505662993230,1cyclictest64742-21isc-net-000009:38:223
505662993230,1cyclictest465826-1kworker/3:1H+kblockd09:40:113
505662993230,1cyclictest1318-21snmpd10:40:143
505662993230,1cyclictest1318-21snmpd10:36:383
505662993230,1cyclictest1318-21snmpd10:34:233
505662993228,2cyclictest465826-1kworker/3:1H+kblockd11:50:053
505662993228,2cyclictest465826-1kworker/3:1H+kblockd07:30:043
505662993227,2cyclictest465826-1kworker/3:1H+kblockd09:55:043
505660993229,2cyclictest294032-1kworker/2:1H+kblockd12:00:122
505656993230,1cyclictest736393-21awk11:35:121
505656993230,1cyclictest1318-21snmpd12:01:471
505656993230,1cyclictest1318-21snmpd10:30:001
505656993229,2cyclictest406875-1kworker/1:1H+kblockd12:39:101
505656993229,2cyclictest1318-21snmpd07:51:551
505656993227,4cyclictest1318-21snmpd08:26:481
505656993225,4cyclictest1318-21snmpd08:07:261
505652993231,1cyclictest4090982-1kworker/0:1H+kblockd08:16:020
505652993230,1cyclictest64742-21isc-net-000008:25:220
505652993230,1cyclictest4090982-1kworker/0:1H+kblockd11:35:110
505652993230,1cyclictest4090982-1kworker/0:1H+kblockd10:20:470
505652993230,1cyclictest1318-21snmpd10:16:310
505662993129,1cyclictest465826-1kworker/3:1H+kblockd11:04:313
505656993129,1cyclictest646092-21awk09:50:121
505656993129,1cyclictest406875-1kworker/1:1H+kblockd11:00:191
505656993129,1cyclictest406875-1kworker/1:1H+kblockd08:16:351
505656993129,1cyclictest1318-21snmpd11:31:191
505656993128,2cyclictest708493-21munin-update11:05:041
505656993128,2cyclictest708493-21munin-update11:05:041
505656993128,2cyclictest530020-21awk07:35:151
505656993112,13cyclictest627910-21ntpq09:30:081
50565699310,30cyclictest665981-21snmp_ryswitch2.10:15:021
505652993130,1cyclictest1318-21snmpd08:30:150
505652993130,0cyclictest1318-21snmpd09:46:060
505652993129,1cyclictest4090982-1kworker/0:1H+kblockd08:55:410
505652993129,1cyclictest1318-21snmpd09:06:480
505662993027,2cyclictest672973-21awk10:20:213
505662993027,2cyclictest465826-1kworker/3:1H+kblockd07:20:263
50566299300,29cyclictest548618-21kworker/u8:0+efi_rts_wq08:11:353
505656993029,1cyclictest1318-21snmpd10:40:431
505656993028,1cyclictest1318-21snmpd09:27:051
505652993029,0cyclictest66610-21ntpd10:04:030
505652993028,1cyclictest762113-21awk12:05:070
505652993028,1cyclictest4090982-1kworker/0:1H+kblockd11:16:200
505652993028,1cyclictest4090982-1kworker/0:1H+kblockd07:57:470
505652993027,2cyclictest769332-21kworker/u8:2+flush-179:012:30:130
505652993027,2cyclictest673950-21kworker/u8:0+events_unbound11:00:170
505652993027,2cyclictest505312-21kworker/u8:1+flush-179:008:20:260
505652993027,2cyclictest4090982-1kworker/0:1H+kblockd10:56:070
505652993027,2cyclictest4090982-1kworker/0:1H+kblockd08:45:110
505652993026,3cyclictest622080-21kworker/u8:0+flush-179:009:25:050
505662992928,1cyclictest1318-21snmpd09:32:323
505662992927,1cyclictest465826-1kworker/3:1H+kblockd11:09:463
505662992927,1cyclictest465826-1kworker/3:1H+kblockd11:09:453
505662992927,1cyclictest465826-1kworker/3:1H+kblockd09:50:373
505660992927,1cyclictest1318-21snmpd10:19:092
505656992927,1cyclictest1318-21snmpd12:21:081
505656992927,1cyclictest1318-21snmpd09:58:301
505652992929,0cyclictest1318-21snmpd09:16:320
505652992928,1cyclictest1318-21snmpd07:12:330
505652992926,2cyclictest4090982-1kworker/0:1H+kblockd10:35:570
505656992827,1cyclictest1318-21snmpd12:26:321
505656992826,1cyclictest406875-1kworker/1:1H+kblockd12:10:281
50565699280,26cyclictest696027-21snmp_ryswitch.c10:50:011
505652992827,1cyclictest591953-21kworker/0:0+pm09:21:380
505652992826,1cyclictest4090982-1kworker/0:1H+kblockd07:20:110
505652992826,1cyclictest1318-21snmpd09:35:350
505656992726,1cyclictest1318-21snmpd07:42:241
505656992725,1cyclictest508145-21awk07:10:161
505662992623,2cyclictest780426-21awk12:25:153
505662992623,2cyclictest465826-1kworker/3:1H+kblockd10:04:053
505662992422,1cyclictest465826-1kworker/3:1H+kblockd08:55:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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