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2025-08-27 - 15:16
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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 Tue Aug 26, 2025 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
34735272229175,19sleep00-21swapper/007:06:210
34736332223170,18sleep30-21swapper/307:07:443
34735702221194,18sleep20-21swapper/207:06:562
34735282218189,19sleep10-21swapper/107:06:221
367215321410,1sleep23672151-21ntpq10:55:222
347394799665,60cyclictest3512517-21kworker/u8:1+efi_rts_wq08:03:330
3473947996258,3cyclictest3552053-21latency_hist08:40:000
3473957995952,5cyclictest3612280-21latency_hist09:50:013
3473950995554,1cyclictest3523440-21awk08:05:081
3473955995451,2cyclictest3659852-21kworker/2:1+pm11:40:152
3473947995347,3cyclictest3504750-21/usr/share/muni07:45:020
347395799527,44cyclictest3512517-21kworker/u8:1+efi_rts_wq08:03:343
3473957995046,3cyclictest3646581-21kworker/u8:1+flush-179:010:40:143
3473957994743,3cyclictest3521315-21kworker/u8:4+events_unbound08:55:133
3473955994619,27cyclictest0-21swapper/208:30:142
3473947994540,3cyclictest3530650-21latency_hist08:15:010
3473950994440,3cyclictest3605187-21kworker/u8:1+flush-179:010:20:051
3473955994334,5cyclictest3720728-21kworker/2:3+pm12:20:142
3473955994238,3cyclictest3734716-21cat12:10:072
3473955994232,5cyclictest3504988-21kworker/2:0+pm08:05:062
3473957994138,2cyclictest3619935-21kworker/u8:0+flush-179:010:10:143
3473955994134,6cyclictest3582197-21kworker/2:0+pm10:10:032
3473955994134,4cyclictest3582197-21kworker/2:0+pm10:09:512
3473950994137,3cyclictest3586065-21kworker/u8:0+flush-179:009:20:271
3473950994137,3cyclictest3499730-21kworker/u8:2+flush-179:008:10:141
3473955994037,2cyclictest3582197-21kworker/2:0+pm09:20:262
3473955994031,5cyclictest3364057-1kworker/2:1H+kblockd12:00:122
347395599400,39cyclictest0-21swapper/207:15:362
3473950994037,2cyclictest3690265-21kworker/u8:3+flush-179:011:30:161
3473950994029,1cyclictest1318-21snmpd08:39:161
3473947994038,1cyclictest3607090-21kworker/0:1+pm09:52:540
3473947994035,4cyclictest3605872-21apt-get09:40:140
3473955993937,1cyclictest3504988-21kworker/2:0+pm08:00:272
3473955993936,2cyclictest3746395-21kworker/2:0+pm12:30:262
3473955993936,2cyclictest3659852-21kworker/2:1+pm11:05:132
3473955993936,2cyclictest3504988-21kworker/2:0+pm08:46:072
3473955993936,2cyclictest3504988-21kworker/2:0+pm08:26:052
3473955993933,3cyclictest3478421-21kworker/2:3+pm07:30:162
347395599390,38cyclictest3625655-21date10:05:052
3473950993937,1cyclictest3651345-21kworker/1:2+pm10:56:451
3473950993933,5cyclictest3664866-21/usr/share/muni10:50:131
3473957993836,1cyclictest3625100-21kworker/3:3+pm10:17:013
3473957993835,2cyclictest3702902-21kworker/u8:2+flush-179:011:55:063
3473957993835,2cyclictest3277012-1kworker/3:1H+kblockd11:20:033
3473957993834,3cyclictest3720309-21kworker/u8:4+flush-179:012:10:163
3473957993834,3cyclictest3560818-21latency_hist08:50:003
347395799380,38cyclictest0-21swapper/308:54:053
3473955993836,1cyclictest3659852-21kworker/2:1+pm11:55:452
3473955993836,1cyclictest3659852-21kworker/2:1+pm11:35:202
3473955993836,1cyclictest3659852-21kworker/2:1+pm11:25:152
3473955993836,1cyclictest3582197-21kworker/2:0+pm10:41:062
3473955993836,1cyclictest3582197-21kworker/2:0+pm10:15:152
3473955993836,1cyclictest3582197-21kworker/2:0+pm09:40:182
3473955993836,1cyclictest3582197-21kworker/2:0+pm09:31:442
3473955993836,1cyclictest3504988-21kworker/2:0+pm08:40:152
3473955993836,1cyclictest3504988-21kworker/2:0+pm08:40:152
3473955993836,1cyclictest3504988-21kworker/2:0+pm08:20:282
3473955993836,1cyclictest3478421-21kworker/2:3+pm07:45:122
3473955993836,1cyclictest3478421-21kworker/2:3+pm07:25:102
3473955993835,2cyclictest3659852-21kworker/2:1+pm11:00:042
3473955993834,3cyclictest3659852-21kworker/2:1+pm10:47:522
3473950993833,3cyclictest3660366-21chrome10:45:001
3473950993832,3cyclictest3504778-21/usr/sbin/munin07:45:011
3473947993837,1cyclictest3607090-21kworker/0:1+pm11:38:530
3473947993825,12cyclictest3744582-21awk12:20:150
3473957993735,1cyclictest3659686-21kworker/3:0+pm11:03:153
3473957993734,2cyclictest3625100-21kworker/3:3+pm10:20:103
3473955993734,2cyclictest3561968-21kworker/2:1+pm08:55:582
3473955993733,3cyclictest3504988-21kworker/2:0+pm08:19:402
3473955993731,5cyclictest3659852-21kworker/2:1+pm11:45:542
347395599370,36cyclictest3581740-31munin-html09:10:332
3473950993736,1cyclictest3229101-1kworker/1:0H+kblockd08:26:111
3473950993734,2cyclictest3229101-1kworker/1:0H+kblockd08:41:321
3473950993734,2cyclictest3229101-1kworker/1:0H+kblockd08:41:321
3473950993733,3cyclictest3651166-21gpgv10:35:001
3473957993634,1cyclictest3712209-1kworker/3:0H+kblockd12:30:533
3473957993634,1cyclictest3659686-21kworker/3:0+pm10:56:543
3473957993634,1cyclictest3586065-21kworker/u8:0+flush-179:009:40:153
3473957993634,1cyclictest3277012-1kworker/3:1H+kblockd11:36:013
3473957993634,1cyclictest3277012-1kworker/3:1H+kblockd11:13:353
3473957993633,2cyclictest3277012-1kworker/3:1H+kblockd10:50:593
3473957993633,2cyclictest3277012-1kworker/3:1H+kblockd10:35:053
3473955993634,2cyclictest3364057-1kworker/2:1H+kblockd09:35:062
3473955993634,1cyclictest3659852-21kworker/2:1+pm11:31:152
3473955993634,1cyclictest3659852-21kworker/2:1+pm11:21:012
3473955993634,1cyclictest3582197-21kworker/2:0+pm10:30:072
3473955993634,1cyclictest3582197-21kworker/2:0+pm09:15:172
3473955993634,1cyclictest3504988-21kworker/2:0+pm07:50:152
3473955993633,2cyclictest3746395-21kworker/2:0+pm12:25:022
3473955993633,2cyclictest3582197-21kworker/2:0+pm10:25:452
3473955993633,2cyclictest3582197-21kworker/2:0+pm09:55:122
3473955993633,2cyclictest3364057-1kworker/2:1H+kblockd11:51:112
3473955993626,9cyclictest1318-21snmpd08:54:392
3473955993626,6cyclictest3572237-21diskstats09:00:162
347395599362,32cyclictest3594599-31munin-html09:25:342
347395599361,2cyclictest3653100-21python310:35:112
3473955993612,23cyclictest18550irq/16-mmc008:35:332
3473950993634,1cyclictest3601042-21diskstats09:35:121
3473950993634,1cyclictest3229101-1kworker/1:0H+kblockd12:05:091
3473950993634,1cyclictest3229101-1kworker/1:0H+kblockd11:55:461
3473950993634,1cyclictest3229101-1kworker/1:0H+kblockd10:25:051
3473950993634,1cyclictest3229101-1kworker/1:0H+kblockd07:41:351
3473950993633,2cyclictest3229101-1kworker/1:0H+kblockd07:21:281
3473950993632,2cyclictest3229101-1kworker/1:0H+kblockd08:45:041
3473950993626,9cyclictest3676817-21kworker/u8:2+events_unbound11:20:131
3473947993634,1cyclictest3607090-21kworker/0:1+pm11:45:000
3473947993634,1cyclictest3376043-1kworker/0:2H+kblockd10:50:140
3473947993634,1cyclictest3376043-1kworker/0:2H+kblockd10:30:160
3473947993634,1cyclictest3376043-1kworker/0:2H+kblockd08:59:210
3473947993633,2cyclictest3376043-1kworker/0:2H+kblockd09:20:030
3473947993633,2cyclictest3376043-1kworker/0:2H+kblockd08:41:010
3473947993633,2cyclictest3376043-1kworker/0:2H+kblockd08:41:000
3473947993633,2cyclictest3376043-1kworker/0:2H+kblockd07:40:040
3473947993633,2cyclictest3376043-1kworker/0:2H+kblockd07:15:130
3473947993632,2cyclictest3376043-1kworker/0:2H+kblockd09:30:030
3473957993533,1cyclictest3277012-1kworker/3:1H+kblockd08:25:263
3473957993532,2cyclictest3737464-21kworker/u8:2+events_unbound12:25:133
3473957993532,2cyclictest3712209-1kworker/3:0H+kblockd12:05:153
3473957993532,2cyclictest3277012-1kworker/3:1H+kblockd11:25:033
3473957993532,2cyclictest3277012-1kworker/3:1H+kblockd09:30:043
3473957993532,2cyclictest3277012-1kworker/3:1H+kblockd08:30:113
3473957993532,2cyclictest3277012-1kworker/3:1H+kblockd07:40:493
3473957993532,1cyclictest3712209-1kworker/3:0H+kblockd12:01:113
3473957993531,2cyclictest3277012-1kworker/3:1H+kblockd11:30:033
3473955993534,1cyclictest3478421-21kworker/2:3+pm07:42:492
3473955993533,1cyclictest3746395-21kworker/2:0+pm12:35:162
3473955993533,1cyclictest3659852-21kworker/2:1+pm10:50:402
3473955993533,1cyclictest3561968-21kworker/2:1+pm09:05:032
3473955993533,1cyclictest3471128-21kworker/2:2+pm07:10:182
3473955993532,2cyclictest3364057-1kworker/2:1H+kblockd12:05:042
3473955993531,3cyclictest3500285-21cat07:40:012
347395599351,3cyclictest3685494-31munin-html11:10:412
3473950993533,1cyclictest3229101-1kworker/1:0H+kblockd12:01:531
3473950993533,1cyclictest3229101-1kworker/1:0H+kblockd09:32:041
3473950993533,1cyclictest3229101-1kworker/1:0H+kblockd08:21:031
3473950993532,2cyclictest3521315-21kworker/u8:4+flush-179:008:55:051
3473950993532,2cyclictest3229101-1kworker/1:0H+kblockd10:40:031
3473947993533,2cyclictest3376043-1kworker/0:2H+kblockd12:07:020
3473947993531,2cyclictest3376043-1kworker/0:2H+kblockd11:25:040
3473947993531,2cyclictest3376043-1kworker/0:2H+kblockd09:25:030
3473947993530,4cyclictest3526394-21latency_hist08:10:010
3473957993432,1cyclictest3277012-1kworker/3:1H+kblockd08:44:503
3473957993432,1cyclictest3277012-1kworker/3:1H+kblockd08:44:503
3473957993431,2cyclictest3277012-1kworker/3:1H+kblockd09:40:003
3473957993431,1cyclictest3277012-1kworker/3:1H+kblockd08:11:033
3473957993430,3cyclictest3521315-21kworker/u8:4+flush-179:009:10:323
3473957993430,2cyclictest3660347-21ThreadPoolForeg10:45:013
3473957993428,4cyclictest3625199-21/usr/share/muni10:05:013
3473957993419,12cyclictest3494337-21kworker/u8:0+flush-179:007:45:103
3473955993432,1cyclictest3659852-21kworker/2:1+pm11:15:022
3473955993432,1cyclictest3582197-21kworker/2:0+pm10:20:272
347395599341,2cyclictest3608061-21ThreadPoolForeg09:45:102
3473950993432,1cyclictest3452145-21kworker/1:1+pm07:13:221
3473950993432,1cyclictest3229101-1kworker/1:0H+kblockd12:15:471
3473950993431,2cyclictest3512517-21kworker/u8:1+flush-179:008:03:321
3473950993431,2cyclictest3430728-21kworker/u8:3+flush-179:007:35:061
3473950993431,2cyclictest3229101-1kworker/1:0H+kblockd09:05:031
3473947993433,1cyclictest3431020-21kworker/0:2+pm08:29:370
3473947993432,1cyclictest3431020-21kworker/0:2+pm07:21:100
3473947993431,2cyclictest3376043-1kworker/0:2H+kblockd10:05:110
3473947993430,2cyclictest3376043-1kworker/0:2H+kblockd09:35:150
3473957993331,2cyclictest3473408-21kworker/u8:4+flush-179:007:25:213
3473957993331,1cyclictest3560492-21kworker/3:1+pm09:04:453
3473957993331,1cyclictest3277012-1kworker/3:1H+kblockd11:40:103
3473957993331,1cyclictest3277012-1kworker/3:1H+kblockd11:06:053
3473957993331,1cyclictest3277012-1kworker/3:1H+kblockd07:18:163
3473957993330,2cyclictest3744585-21awk12:20:153
3473957993330,2cyclictest3277012-1kworker/3:1H+kblockd07:30:103
3473955993331,1cyclictest3582197-21kworker/2:0+pm09:50:392
3473955993330,2cyclictest3364057-1kworker/2:1H+kblockd07:21:442
3473950993331,1cyclictest3742222-21kworker/1:1+pm12:26:401
3473950993331,1cyclictest3229101-1kworker/1:0H+kblockd11:35:131
3473950993330,2cyclictest3712168-21/usr/share/muni11:45:001
3473950993330,2cyclictest3670484-21kworker/u8:1+flush-179:011:25:271
3473950993330,2cyclictest3586065-21kworker/u8:0+flush-179:009:45:161
3473950993330,2cyclictest3229101-1kworker/1:0H+kblockd10:06:271
3473947993332,1cyclictest3607090-21kworker/0:1+pm12:18:020
3473947993331,1cyclictest3376043-1kworker/0:2H+kblockd12:25:030
3473947993331,1cyclictest3376043-1kworker/0:2H+kblockd11:00:050
3473947993331,1cyclictest3376043-1kworker/0:2H+kblockd08:19:030
3473947993330,2cyclictest3586065-21kworker/u8:0+flush-179:009:45:120
3473957993230,1cyclictest66610-21ntpd09:52:013
3473957993230,1cyclictest3712209-1kworker/3:0H+kblockd12:15:593
3473957993230,1cyclictest3277012-1kworker/3:1H+kblockd11:15:283
3473957993230,1cyclictest1318-21snmpd09:25:113
3473957993230,1cyclictest1318-21snmpd08:39:573
3473957993230,1cyclictest1318-21snmpd07:58:083
3473957993229,2cyclictest3499730-21kworker/u8:2+events_unbound08:15:133
3473957993229,2cyclictest3277012-1kworker/3:1H+kblockd10:00:003
3473955993230,1cyclictest3504988-21kworker/2:0+pm07:55:432
347395599320,31cyclictest3741490-31munin-html12:15:332
3473950993231,1cyclictest3564759-21kworker/1:1+pm09:14:201
3473950993230,1cyclictest3229101-1kworker/1:0H+kblockd09:15:451
3473950993230,1cyclictest3229101-1kworker/1:0H+kblockd07:50:071
3473950993230,1cyclictest3229101-1kworker/1:0H+kblockd07:31:231
3473950993228,3cyclictest3229101-1kworker/1:0H+kblockd11:15:051
3473950993220,11cyclictest3654618-21awk10:35:221
3473947993231,1cyclictest3376043-1kworker/0:2H+kblockd11:30:290
3473947993230,1cyclictest64742-21isc-net-000010:39:260
3473947993230,1cyclictest3607090-21kworker/0:1+pm11:56:370
3473947993230,1cyclictest3556604-21ThreadPoolForeg08:45:020
3473947993230,1cyclictest1318-21snmpd08:52:280
3473947993230,1cyclictest1318-21snmpd07:53:110
3473947993229,2cyclictest3376043-1kworker/0:2H+kblockd12:35:040
3473947993229,2cyclictest1318-21snmpd12:11:450
3473947993227,3cyclictest3669117-21/usr/share/muni10:55:040
3473957993130,1cyclictest3277012-1kworker/3:1H+kblockd08:07:113
3473957993129,1cyclictest3534886-21kworker/3:2+pm08:24:493
3473957993129,1cyclictest3277012-1kworker/3:1H+kblockd07:20:573
3473957993129,1cyclictest1318-21snmpd11:51:223
3473957993129,1cyclictest1318-21snmpd09:24:233
3473957993129,1cyclictest1318-21snmpd07:12:213
3473957993128,2cyclictest3737464-21kworker/u8:2+events_unbound12:35:053
3473957993127,3cyclictest3277012-1kworker/3:1H+kblockd09:16:333
3473955993130,1cyclictest3364057-1kworker/2:1H+kblockd08:11:232
3473950993130,1cyclictest3229101-1kworker/1:0H+kblockd11:41:021
3473950993130,1cyclictest1318-21snmpd12:20:021
3473950993129,1cyclictest3229101-1kworker/1:0H+kblockd10:00:281
3473950993129,1cyclictest1318-21snmpd09:00:151
3473950993128,2cyclictest3229101-1kworker/1:0H+kblockd12:15:011
3473950993128,2cyclictest3229101-1kworker/1:0H+kblockd08:30:501
3473947993130,1cyclictest3607090-21kworker/0:1+pm11:19:050
3473947993130,1cyclictest3376043-1kworker/0:2H+kblockd08:30:280
3473947993130,0cyclictest1318-21snmpd07:36:280
3473947993129,1cyclictest3728020-21awk12:00:180
3473947993129,1cyclictest1318-21snmpd09:59:110
3473947993129,1cyclictest1318-21snmpd08:23:320
3473947993129,1cyclictest1318-21snmpd07:29:210
3473947993128,2cyclictest3376043-1kworker/0:2H+kblockd07:30:060
3473947993121,1cyclictest1318-21snmpd10:49:100
3473957993029,1cyclictest3625100-21kworker/3:3+pm10:08:093
3473957993029,1cyclictest1318-21snmpd10:30:343
3473957993029,0cyclictest1318-21snmpd07:52:403
3473957993028,1cyclictest1318-21snmpd10:25:073
3473950993029,0cyclictest1318-21snmpd12:32:351
3473950993028,1cyclictest3631527-21awk10:10:121
3473950993028,1cyclictest1318-21snmpd11:12:061
3473950993025,4cyclictest3673335-21/usr/share/muni11:00:031
3473950993025,4cyclictest3482255-21munin-limits07:15:271
3473947993030,0cyclictest1318-21snmpd11:24:090
3473947993030,0cyclictest1318-21snmpd10:16:580
3473947993029,0cyclictest1318-21snmpd09:17:340
3473947993029,0cyclictest1318-21snmpd07:57:080
3473947993028,1cyclictest1318-21snmpd11:05:040
3473947993028,1cyclictest1318-21snmpd09:05:440
3473947993026,3cyclictest3624672-31munin-html10:00:310
3473947993024,5cyclictest3474120-21/usr/share/muni07:10:020
3473957992927,1cyclictest1318-21snmpd11:46:283
3473950992929,0cyclictest1318-21snmpd11:52:301
3473950992929,0cyclictest1318-21snmpd09:25:311
3473950992928,0cyclictest1318-21snmpd11:08:321
3473950992927,1cyclictest3229101-1kworker/1:0H+kblockd10:18:501
3473950992927,1cyclictest1318-21snmpd12:36:021
3473950992927,1cyclictest1318-21snmpd08:50:091
3473950992927,1cyclictest1318-21snmpd07:25:401
3473947992929,0cyclictest3752391-21awk12:30:120
3473947992929,0cyclictest3683401-21awk11:10:110
3473947992928,1cyclictest1318-21snmpd10:21:130
3473947992927,1cyclictest1318-21snmpd10:44:040
3473947992927,1cyclictest1318-21snmpd09:11:170
3473947992926,2cyclictest3642975-21cpu10:25:020
3473947992924,4cyclictest3712042-13chrome11:45:010
3473957992826,1cyclictest3277012-1kworker/3:1H+kblockd07:36:393
3473950992826,1cyclictest1318-21snmpd09:50:091
3473950992823,4cyclictest3530963-21/usr/share/muni08:15:031
3473947992827,1cyclictest1318-21snmpd11:50:100
3473957992724,1cyclictest3277012-1kworker/3:1H+kblockd09:05:453
347395099271,25cyclictest3604072-21ntpq09:40:041
3473947992727,0cyclictest1318-21snmpd10:12:370
3473950992626,0cyclictest1318-21snmpd07:56:461
3473947992523,1cyclictest3376043-1kworker/0:2H+kblockd09:00:150
3473950992421,2cyclictest3618964-21awk09:55:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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