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2025-12-28 - 16:46
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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 Sun Dec 28, 2025 12:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
36203732248194,20sleep00-21swapper/007:09:130
36203732248194,20sleep00-21swapper/007:09:130
36201792236186,39sleep30-21swapper/307:06:473
36201792236186,39sleep30-21swapper/307:06:473
36201462234179,43sleep20-21swapper/207:06:222
36201462234179,43sleep20-21swapper/207:06:212
36204092226197,19sleep10-21swapper/107:09:431
36204092226197,19sleep10-21swapper/107:09:431
3620622999639,16cyclictest3703215-21/usr/sbin/munin08:45:020
362063299570,2cyclictest3651325-21/usr/share/muni07:45:013
3620624995743,1cyclictest3858435-21/usr/share/muni11:45:011
3620632995045,2cyclictest3745818-21kworker/u8:1+events_unbound09:50:163
3620622995043,5cyclictest3659994-21/usr/share/muni07:55:020
3620632994946,2cyclictest3745818-21kworker/u8:1+flush-179:010:40:153
3620632994946,2cyclictest3624471-21kworker/u8:2+events_unbound07:15:003
3620628994946,2cyclictest3611694-21kworker/u8:0+flush-179:007:15:062
3620628994828,19cyclictest3651298-21chrome07:45:012
3620622994741,4cyclictest3867126-21/usr/share/muni11:55:020
3620628994629,16cyclictest3858491-21snmp_areswitch.11:45:012
3620624994642,3cyclictest3651281-21ThreadPoolForeg07:45:011
3620628994542,2cyclictest3640647-21cat07:30:142
3620632994438,2cyclictest3660709-21kworker/u8:4+events_unbound08:05:143
3620622994437,4cyclictest3673148-21/usr/share/muni08:10:120
3620632994341,2cyclictest3824004-21kworker/u8:0+flush-179:011:10:153
3620632994339,3cyclictest3845090-21kworker/u8:3+flush-179:011:35:153
3620628994338,4cyclictest3694820-21ntpq08:35:032
3620628994337,5cyclictest3776445-21/usr/share/muni10:10:152
3620632994239,2cyclictest3641059-21kworker/u8:0+flush-179:007:50:213
3620632994239,2cyclictest3619056-21kworker/u8:3+flush-179:007:25:053
3620632994138,2cyclictest3882367-21kworker/u8:3+events_unbound12:15:153
3620632994138,2cyclictest3867656-21kworker/u8:4+flush-179:012:30:163
3620624994138,3cyclictest3867656-21kworker/u8:4+flush-179:012:30:281
3620624994135,4cyclictest3888927-21/usr/share/muni12:20:021
3620622994135,5cyclictest3902121-21/usr/share/muni12:35:120
3620632994036,3cyclictest3794833-21kworker/u8:2+flush-179:011:20:103
3620632994036,3cyclictest3788467-21kworker/u8:4+flush-179:010:45:273
3620632994036,3cyclictest3642739-21/usr/share/muni07:35:133
3620628994038,1cyclictest3728768-21kworker/2:3+pm09:51:022
3620628994038,1cyclictest3667966-21kworker/2:2+pm08:11:112
3620624994034,4cyclictest3828455-21/usr/share/muni11:10:031
3620622994035,4cyclictest3625022-21/usr/share/muni07:15:030
3620632993936,2cyclictest3867656-21kworker/u8:4+events_unbound12:00:263
3620628993937,1cyclictest3728768-21kworker/2:3+pm09:40:572
3620628993937,1cyclictest3728768-21kworker/2:3+pm09:25:162
3620628993937,1cyclictest3667966-21kworker/2:2+pm09:07:222
3620628993937,1cyclictest3667966-21kworker/2:2+pm08:40:162
3620628993936,2cyclictest3875278-21kworker/2:0+pm12:15:032
3620628993936,2cyclictest3667966-21kworker/2:2+pm08:30:132
3620628993935,3cyclictest3845090-21kworker/u8:3+flush-179:011:30:142
3620628993935,3cyclictest3845090-21kworker/u8:3+flush-179:011:30:142
362062899390,2cyclictest3815927-21ntpq10:55:032
3620624993935,3cyclictest3694069-21kworker/u8:3+flush-179:008:50:101
3620622993932,5cyclictest3807017-21ThreadPoolForeg10:45:190
3620632993836,2cyclictest3745818-21kworker/u8:1+events_unbound09:35:253
3620632993832,4cyclictest3875654-21/usr/share/muni12:05:023
3620628993836,1cyclictest3823700-21kworker/2:2+pm12:00:212
3620628993836,1cyclictest3823700-21kworker/2:2+pm11:20:272
3620628993836,1cyclictest3823700-21kworker/2:2+pm11:15:172
3620628993836,1cyclictest3728768-21kworker/2:3+pm10:20:022
3620628993836,1cyclictest3728768-21kworker/2:3+pm10:17:012
3620628993836,1cyclictest3728768-21kworker/2:3+pm09:45:292
3620628993836,1cyclictest3728768-21kworker/2:3+pm09:30:372
3620628993836,1cyclictest3728768-21kworker/2:3+pm09:21:022
3620628993836,1cyclictest3728768-21kworker/2:3+pm09:15:462
3620628993836,1cyclictest3544979-21kworker/2:1+pm07:55:412
3620628993836,1cyclictest3544979-21kworker/2:1+pm07:40:412
3620624993836,1cyclictest3625005-21kworker/1:3+pm09:01:561
3620624993834,3cyclictest3894677-21apt-get12:25:071
3620624993834,3cyclictest3894677-21apt-get12:25:071
3620624993833,4cyclictest3806677-21latency_hist10:45:021
3620622993835,2cyclictest3458819-21kworker/0:1+pm07:45:240
3620622993827,10cyclictest1318-21snmpd10:44:400
3620622993825,12cyclictest3468091-1kworker/0:0H+kblockd08:54:190
3620632993736,1cyclictest3663626-21kworker/3:0+pm08:20:233
3620632993735,1cyclictest3883822-21kworker/3:1+pm12:26:453
3620632993735,1cyclictest3883822-21kworker/3:1+pm12:26:453
3620632993735,1cyclictest3758768-21kworker/3:2+pm10:01:343
3620632993734,2cyclictest3867656-21kworker/u8:4+flush-179:011:55:153
3620632993734,2cyclictest3549596-1kworker/3:2H+kblockd10:05:163
3620632993734,2cyclictest3549596-1kworker/3:2H+kblockd09:30:283
3620632993734,2cyclictest3549596-1kworker/3:2H+kblockd09:22:283
3620632993734,2cyclictest3549596-1kworker/3:2H+kblockd08:45:453
3620632993734,2cyclictest3549596-1kworker/3:2H+kblockd08:35:133
3620632993734,2cyclictest3549596-1kworker/3:2H+kblockd07:40:003
3620632993734,2cyclictest3549596-1kworker/3:2H+kblockd07:17:023
3620628993735,1cyclictest3823700-21kworker/2:2+pm11:51:032
3620628993735,1cyclictest3728768-21kworker/2:3+pm10:35:412
3620628993735,1cyclictest3728768-21kworker/2:3+pm10:30:512
3620628993735,1cyclictest3728768-21kworker/2:3+pm10:05:102
3620628993735,1cyclictest3728768-21kworker/2:3+pm09:35:402
3620628993735,1cyclictest3667966-21kworker/2:2+pm08:26:042
3620628993735,1cyclictest3544979-21kworker/2:1+pm07:20:052
3620628993735,1cyclictest3544979-21kworker/2:1+pm07:11:502
3620628993734,2cyclictest3823700-21kworker/2:2+pm11:40:432
3620628993734,2cyclictest3728768-21kworker/2:3+pm10:40:152
3620628993734,2cyclictest3667966-21kworker/2:2+pm08:55:032
3620628993734,2cyclictest3667966-21kworker/2:2+pm08:50:162
3620628993734,2cyclictest3667966-21kworker/2:2+pm08:20:432
3620628993733,2cyclictest3728768-21kworker/2:3+pm10:00:032
3620628993733,2cyclictest3667966-21kworker/2:2+pm08:45:032
3620624993734,2cyclictest3781915-21apt-get10:15:071
3620624993734,2cyclictest3088516-1kworker/1:0H+kblockd11:39:391
3620624993734,2cyclictest3088516-1kworker/1:0H+kblockd11:25:271
3620624993734,2cyclictest3088516-1kworker/1:0H+kblockd09:55:001
3620624993734,2cyclictest3088516-1kworker/1:0H+kblockd08:35:001
3620624993733,3cyclictest3811101-21kworker/u8:1+flush-179:010:50:051
3620624993733,2cyclictest3702941-21kworker/u8:0+flush-179:009:30:151
362062499371,1cyclictest3778453-21apt-get10:10:141
3620632993634,1cyclictest3663626-21kworker/3:0+pm09:49:383
3620632993633,3cyclictest3745818-21kworker/u8:1+events_unbound09:55:123
3620632993633,2cyclictest3858492-21chrome11:45:073
3620632993633,2cyclictest3763099-21kworker/u8:2+flush-179:010:15:233
3620632993633,2cyclictest3549596-1kworker/3:2H+kblockd09:00:013
3620632993633,2cyclictest3549596-1kworker/3:2H+kblockd08:31:093
3620632993632,3cyclictest3659983-21/usr/share/muni07:55:053
3620632993631,4cyclictest3795240-21ntpq10:30:083
3620632993631,4cyclictest3664285-21/usr/share/muni08:00:023
3620628993634,1cyclictest3875278-21kworker/2:0+pm12:35:042
3620628993634,1cyclictest3875278-21kworker/2:0+pm12:22:132
3620628993634,1cyclictest3823700-21kworker/2:2+pm11:10:112
3620628993634,1cyclictest3823700-21kworker/2:2+pm11:05:372
3620628993634,1cyclictest3724978-1kworker/2:1H+kblockd11:01:442
3620628993634,1cyclictest3667966-21kworker/2:2+pm09:00:482
3620628993634,1cyclictest3544979-21kworker/2:1+pm07:29:432
3620628993633,2cyclictest3823700-21kworker/2:2+pm11:25:242
3620628993633,2cyclictest3728768-21kworker/2:3+pm10:45:012
3620624993634,1cyclictest3088516-1kworker/1:0H+kblockd07:25:001
3620624993633,2cyclictest3088516-1kworker/1:0H+kblockd11:55:121
3620624993633,2cyclictest3088516-1kworker/1:0H+kblockd11:50:041
3620624993633,1cyclictest3088516-1kworker/1:0H+kblockd10:05:281
3620624993632,3cyclictest3799445-21apt-get10:35:071
3620624993632,3cyclictest3694069-21kworker/u8:3+events_unbound08:46:061
3620622993634,1cyclictest3468091-1kworker/0:0H+kblockd12:27:390
3620622993634,1cyclictest3468091-1kworker/0:0H+kblockd12:27:380
3620622993634,1cyclictest3468091-1kworker/0:0H+kblockd12:06:030
3620622993634,1cyclictest3468091-1kworker/0:0H+kblockd11:41:420
3620622993634,1cyclictest3468091-1kworker/0:0H+kblockd09:59:270
3620622993634,1cyclictest3468091-1kworker/0:0H+kblockd08:55:550
3620622993634,1cyclictest3468091-1kworker/0:0H+kblockd08:24:210
3620622993633,2cyclictest3468091-1kworker/0:0H+kblockd11:17:020
3620622993633,2cyclictest3468091-1kworker/0:0H+kblockd11:07:120
3620622993633,2cyclictest3468091-1kworker/0:0H+kblockd10:25:440
3620622993620,8cyclictest3754707-21ThreadPoolForeg09:45:010
3620632993533,1cyclictest3549596-1kworker/3:2H+kblockd10:59:503
3620632993532,2cyclictest3840738-21kworker/u8:0+events_unbound11:50:143
3620632993532,2cyclictest3549596-1kworker/3:2H+kblockd11:30:433
3620632993532,2cyclictest3549596-1kworker/3:2H+kblockd11:30:433
3620628993534,1cyclictest3667966-21kworker/2:2+pm09:11:362
3620628993534,1cyclictest3667966-21kworker/2:2+pm08:15:172
3620628993533,1cyclictest3875278-21kworker/2:0+pm12:30:172
3620628993533,1cyclictest3875278-21kworker/2:0+pm12:26:322
3620628993533,1cyclictest3875278-21kworker/2:0+pm12:26:322
3620628993533,1cyclictest3875278-21kworker/2:0+pm12:10:452
3620628993533,1cyclictest3823700-21kworker/2:2+pm11:56:012
3620628993533,1cyclictest3728768-21kworker/2:3+pm09:59:042
3620628993532,2cyclictest3728768-21kworker/2:3+pm10:25:042
3620624993533,1cyclictest3728707-21kworker/1:0+pm09:36:541
3620624993533,1cyclictest3088516-1kworker/1:0H+kblockd08:28:161
3620624993533,1cyclictest3088516-1kworker/1:0H+kblockd08:10:551
3620624993532,2cyclictest3088516-1kworker/1:0H+kblockd11:30:531
3620624993532,2cyclictest3088516-1kworker/1:0H+kblockd11:30:521
3620624993532,2cyclictest3088516-1kworker/1:0H+kblockd09:05:011
3620624993531,3cyclictest3730066-21apt-get09:15:071
3620622993534,1cyclictest3468091-1kworker/0:0H+kblockd12:21:380
3620622993534,1cyclictest3468091-1kworker/0:0H+kblockd10:39:050
3620622993533,1cyclictest3468091-1kworker/0:0H+kblockd11:01:040
3620622993533,1cyclictest3468091-1kworker/0:0H+kblockd10:58:500
3620622993533,1cyclictest3468091-1kworker/0:0H+kblockd07:41:190
3620622993532,2cyclictest3468091-1kworker/0:0H+kblockd10:03:390
3620622993531,3cyclictest3468091-1kworker/0:0H+kblockd08:28:220
3620622993531,2cyclictest3468091-1kworker/0:0H+kblockd11:30:560
3620622993531,2cyclictest3468091-1kworker/0:0H+kblockd11:30:560
3620622993531,2cyclictest1318-21snmpd07:25:070
3620632993431,2cyclictest3549596-1kworker/3:2H+kblockd10:10:583
3620624993433,1cyclictest3625005-21kworker/1:3+pm08:41:521
3620624993432,2cyclictest3841109-21kworker/1:0+pm12:16:401
3620624993432,1cyclictest3088516-1kworker/1:0H+kblockd10:57:201
3620624993432,1cyclictest3088516-1kworker/1:0H+kblockd07:26:241
3620624993432,1cyclictest1318-21snmpd07:15:181
3620624993431,2cyclictest3794833-21kworker/u8:2+flush-179:011:15:181
3620624993431,1cyclictest3088516-1kworker/1:0H+kblockd10:00:421
3620624993430,3cyclictest3702941-21kworker/u8:0+events_unbound10:20:141
3620622993432,1cyclictest3828245-21kworker/0:0+pm11:26:410
3620622993432,1cyclictest3468091-1kworker/0:0H+kblockd11:47:470
3620622993432,1cyclictest3468091-1kworker/0:0H+kblockd09:29:570
3620622993432,1cyclictest3468091-1kworker/0:0H+kblockd08:02:130
3620622993432,1cyclictest3468091-1kworker/0:0H+kblockd07:33:260
3620622993432,1cyclictest3468091-1kworker/0:0H+kblockd07:24:260
3620622993431,3cyclictest3788467-21kworker/u8:4+flush-179:010:25:000
3620622993431,2cyclictest3468091-1kworker/0:0H+kblockd11:14:320
3620622993431,2cyclictest3468091-1kworker/0:0H+kblockd10:10:170
3620622993430,2cyclictest3468091-1kworker/0:0H+kblockd12:10:050
3620622993430,2cyclictest3468091-1kworker/0:0H+kblockd08:40:040
3620622993428,4cyclictest3621054-21ntpq07:10:040
36573672330,1chrt3657365-21diskstats07:50:120
3620632993331,1cyclictest3883822-21kworker/3:1+pm12:36:213
3620632993330,2cyclictest3549596-1kworker/3:2H+kblockd08:55:543
3620632993329,3cyclictest3794833-21kworker/u8:2+events_unbound11:25:013
3620628993331,1cyclictest3544979-21kworker/2:1+pm07:36:142
3620624993331,1cyclictest3901905-21kworker/1:1+pm12:35:151
3620624993331,1cyclictest3088516-1kworker/1:0H+kblockd07:50:211
3620624993331,1cyclictest3088516-1kworker/1:0H+kblockd07:38:041
3620624993330,2cyclictest66610-21ntpd11:04:211
3620624993330,1cyclictest3088516-1kworker/1:0H+kblockd07:10:161
3620622993331,1cyclictest3468091-1kworker/0:0H+kblockd10:16:090
3620622993331,1cyclictest3468091-1kworker/0:0H+kblockd08:07:580
3620622993330,2cyclictest3468091-1kworker/0:0H+kblockd10:31:000
3620622993330,2cyclictest3468091-1kworker/0:0H+kblockd09:41:200
3620622993330,1cyclictest3468091-1kworker/0:0H+kblockd09:01:080
3620632993231,1cyclictest3758768-21kworker/3:2+pm11:19:323
3620632993230,1cyclictest3549596-1kworker/3:2H+kblockd11:40:133
3620632993230,1cyclictest1318-21snmpd10:54:553
3620632993230,1cyclictest1318-21snmpd09:26:323
3620632993229,2cyclictest3549596-1kworker/3:2H+kblockd10:24:483
3620632993228,3cyclictest3640645-21cat07:30:143
3620628993231,1cyclictest3568977-1kworker/2:2H+kblockd08:06:262
3620628993230,1cyclictest3823700-21kworker/2:2+pm11:35:052
3620628993230,1cyclictest3544979-21kworker/2:1+pm08:01:272
3620628993230,1cyclictest3544979-21kworker/2:1+pm07:51:352
3620624993230,1cyclictest3088516-1kworker/1:0H+kblockd07:55:481
3620624993230,1cyclictest1318-21snmpd12:14:571
3620624993230,1cyclictest1318-21snmpd09:24:021
3620624993230,1cyclictest1318-21snmpd08:07:111
3620622993230,1cyclictest3468091-1kworker/0:0H+kblockd12:01:020
3620622993230,1cyclictest3468091-1kworker/0:0H+kblockd09:20:270
3620622993230,1cyclictest1318-21snmpd12:31:020
3620632993129,1cyclictest64742-21isc-net-000008:41:563
3620632993129,1cyclictest64742-21isc-net-000008:11:563
3620632993129,1cyclictest1318-21snmpd09:44:363
3620632993128,2cyclictest3840738-21kworker/u8:0+events_unbound12:10:043
3620632993128,2cyclictest3549596-1kworker/3:2H+kblockd11:05:043
3620632993128,2cyclictest3549596-1kworker/3:2H+kblockd09:15:283
3620632993128,2cyclictest1318-21snmpd07:24:043
3620632993127,3cyclictest3694294-21kworker/u8:4+flush-179:009:05:243
3620628993130,1cyclictest3728768-21kworker/2:3+pm10:52:172
3620624993130,0cyclictest1318-21snmpd11:42:541
3620624993127,3cyclictest3745818-21kworker/u8:1+events_unbound09:46:051
3620622993130,1cyclictest3468091-1kworker/0:0H+kblockd08:34:580
3620622993129,1cyclictest3468091-1kworker/0:0H+kblockd11:54:150
3620622993128,2cyclictest3747181-21awk09:35:070
3620622993128,2cyclictest3702941-21kworker/u8:0+flush-179:010:05:260
3620622993125,5cyclictest3644878-21cat07:35:140
3620632993029,0cyclictest1318-21snmpd10:35:193
3620632993028,1cyclictest3549596-1kworker/3:2H+kblockd08:26:093
3620628993028,1cyclictest3875278-21kworker/2:0+pm12:07:432
3620624993030,0cyclictest1318-21snmpd12:08:451
3620624993029,1cyclictest1318-21snmpd10:45:131
3620624993029,0cyclictest1318-21snmpd08:17:031
3620624993028,1cyclictest3088516-1kworker/1:0H+kblockd08:21:011
3620624993028,1cyclictest1318-21snmpd11:06:351
3620624993028,1cyclictest1318-21snmpd09:59:241
3620624993028,1cyclictest1318-21snmpd09:44:301
3620624993028,1cyclictest1318-21snmpd09:12:401
3620624993028,1cyclictest1318-21snmpd08:35:151
3620624993028,1cyclictest1318-21snmpd07:30:521
3620622993029,0cyclictest1318-21snmpd11:36:270
3620622993029,0cyclictest1318-21snmpd09:51:420
3620622993028,1cyclictest3468091-1kworker/0:0H+kblockd09:33:060
3620622993028,1cyclictest1318-21snmpd12:17:480
3620622993028,1cyclictest1318-21snmpd11:20:440
3620622993028,1cyclictest1318-21snmpd10:50:220
3620622993027,2cyclictest3468091-1kworker/0:0H+kblockd09:16:460
3620622993024,5cyclictest3724941-21ntpq09:10:040
3620632992927,1cyclictest1318-21snmpd10:26:433
3620624992929,0cyclictest1318-21snmpd11:21:561
3620624992928,1cyclictest1318-21snmpd10:32:191
3620624992928,0cyclictest1318-21snmpd08:04:431
3620624992927,1cyclictest1318-21snmpd09:25:261
3620624992926,2cyclictest3088516-1kworker/1:0H+kblockd12:05:001
3620622992929,0cyclictest1318-21snmpd08:16:060
3620622992926,2cyclictest1318-21snmpd08:35:570
3620632992827,0cyclictest3710431-21awk08:50:203
3620632992826,1cyclictest3549596-1kworker/3:2H+kblockd12:20:483
3620632992826,1cyclictest3549596-1kworker/3:2H+kblockd11:04:523
3620624992826,1cyclictest3088516-1kworker/1:0H+kblockd10:25:141
3620622992825,2cyclictest3468091-1kworker/0:0H+kblockd09:08:300
3620632992725,2cyclictest3702941-21kworker/u8:0+events_unbound09:10:053
3620632992725,1cyclictest3678527-21awk08:15:073
3620624992624,1cyclictest3088516-1kworker/1:0H+kblockd08:55:261
3620624992421,2cyclictest3648041-21awk07:40:071
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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