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2025-11-20 - 21:33
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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 Thu Nov 20, 2025 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20975132223194,19sleep10-21swapper/107:07:461
20974442221192,19sleep20-21swapper/207:06:502
20976212220192,18sleep00-21swapper/007:09:090
20975102220190,20sleep30-21swapper/307:07:443
221126821320,1sleep22211258-21snmp_wlanswitch09:20:032
209783899990,60cyclictest2129408-21/usr/share/muni07:45:011
2097838996811,56cyclictest2141717-21kworker/u8:0+efi_rts_wq09:19:341
2097848996320,41cyclictest427-21jbd2/mmcblk0p2-811:45:003
209784299584,53cyclictest2141717-21kworker/u8:0+efi_rts_wq09:19:312
209784899557,48cyclictest2141717-21kworker/u8:0+efi_rts_wq09:19:333
2097842995350,2cyclictest2267140-21kworker/u8:1+flush-179:012:10:132
2097835995149,1cyclictest2180824-13chrome08:45:010
2097835994744,2cyclictest2285138-21Chrome_ChildIOT10:45:020
2097838994542,2cyclictest2307572-21cat11:10:081
2097835994541,3cyclictest2300062-21apt-get11:00:150
209783899443,39cyclictest2337347-21chrome11:45:001
2097835994441,2cyclictest2317825-21awk11:20:150
2097848994338,3cyclictest2129086-21latency_hist07:45:013
2097842994339,3cyclictest2328202-21kworker/u8:0+flush-179:011:55:072
2097842994339,3cyclictest2291682-21cat10:50:152
2097848994138,2cyclictest1990596-1kworker/3:2H+kblockd10:25:063
2097842994125,15cyclictest1318-21snmpd11:41:332
2097848994025,3cyclictest2288447-21ntpq10:45:223
2097842994038,1cyclictest2093361-21kworker/2:0+pm09:50:162
2097842994038,1cyclictest2093361-21kworker/2:0+pm08:40:372
2097842994037,2cyclictest2093361-21kworker/2:0+pm07:25:462
2097842994036,3cyclictest2281868-21apt-get10:40:072
2097842994036,3cyclictest2164816-21apt-get08:25:072
2097842994036,3cyclictest2154750-21kworker/u8:2+flush-179:008:30:062
2097835994038,1cyclictest2325471-21kworker/0:0+pm11:45:250
2097835994030,10cyclictest1318-21snmpd09:09:320
2097842993938,1cyclictest2093361-21kworker/2:0+pm08:46:262
2097842993937,1cyclictest2093361-21kworker/2:0+pm09:41:062
2097842993937,1cyclictest2093361-21kworker/2:0+pm09:30:052
2097842993937,1cyclictest2093361-21kworker/2:0+pm07:30:282
2097842993937,1cyclictest1318-21snmpd08:14:422
2097842993936,2cyclictest2310426-21kworker/2:0+pm11:45:522
2097842993932,6cyclictest2242219-21ntpq09:55:042
2097835993936,3cyclictest2227840-21kworker/u8:2+flush-179:009:50:050
2097835993936,2cyclictest2141717-21kworker/u8:0+flush-179:009:35:070
2097835993936,2cyclictest2067240-21kworker/u8:3+events_unbound07:35:000
2097835993935,3cyclictest2267140-21kworker/u8:1+flush-179:010:30:260
2097835993935,3cyclictest2157382-21apt-get08:15:160
2097842993836,1cyclictest2351900-21kworker/2:1+pm12:15:172
2097842993836,1cyclictest2310426-21kworker/2:0+pm12:00:292
2097842993836,1cyclictest2310426-21kworker/2:0+pm11:21:072
2097842993836,1cyclictest2093361-21kworker/2:0+pm10:20:002
2097842993836,1cyclictest2093361-21kworker/2:0+pm10:00:512
2097842993836,1cyclictest2093361-21kworker/2:0+pm09:10:282
2097842993836,1cyclictest2093361-21kworker/2:0+pm09:00:132
2097842993836,1cyclictest2093361-21kworker/2:0+pm08:20:112
2097842993836,1cyclictest2093361-21kworker/2:0+pm07:21:022
2097842993836,1cyclictest2093361-21kworker/2:0+pm07:21:022
2097842993836,1cyclictest2093361-21kworker/2:0+pm07:15:272
2097842993835,2cyclictest2128238-21kworker/u8:1+flush-179:008:00:062
2097842993835,2cyclictest2093361-21kworker/2:0+pm07:50:502
2097842993834,2cyclictest1634396-1kworker/2:2H+kblockd12:30:022
2097842993832,5cyclictest2310859-21/usr/share/muni11:15:092
2097842993826,11cyclictest1318-21snmpd09:36:332
2097838993833,3cyclictest2193902-21/usr/share/muni09:00:011
2097835993835,2cyclictest2067240-21kworker/u8:3+events_unbound07:50:050
2097835993834,3cyclictest2141717-21kworker/u8:0+flush-179:009:15:060
2097835993832,5cyclictest2151125-21/usr/share/muni08:10:030
2097848993734,2cyclictest1990596-1kworker/3:2H+kblockd11:12:263
2097848993734,2cyclictest1990596-1kworker/3:2H+kblockd10:02:023
2097848993734,2cyclictest1990596-1kworker/3:2H+kblockd07:32:233
2097848993722,14cyclictest1318-21snmpd09:35:093
2097842993735,1cyclictest2310426-21kworker/2:0+pm11:35:542
2097842993735,1cyclictest2280392-21kworker/2:2+pm10:55:432
2097842993735,1cyclictest2093361-21kworker/2:0+pm07:56:342
2097842993735,1cyclictest2093361-21kworker/2:0+pm07:56:342
2097842993733,2cyclictest2351900-21kworker/2:1+pm12:20:042
2097842993712,24cyclictest2236736-31munin-html09:45:352
2097835993734,2cyclictest2227840-21kworker/u8:2+events_unbound09:45:160
2097835993734,2cyclictest2141717-21kworker/u8:0+flush-179:009:20:120
2097835993734,2cyclictest1828116-1kworker/0:1H+kblockd08:00:040
2097835993733,2cyclictest1828116-1kworker/0:1H+kblockd10:55:010
2097848993634,2cyclictest1990596-1kworker/3:2H+kblockd12:26:423
2097848993634,1cyclictest2141962-21kworker/3:0+pm08:05:233
2097848993634,1cyclictest1990596-1kworker/3:2H+kblockd11:05:103
2097848993634,1cyclictest1990596-1kworker/3:2H+kblockd10:35:513
2097848993634,1cyclictest1990596-1kworker/3:2H+kblockd08:55:013
2097848993634,1cyclictest1990596-1kworker/3:2H+kblockd08:50:003
2097848993633,2cyclictest1990596-1kworker/3:2H+kblockd11:16:063
2097848993633,2cyclictest1990596-1kworker/3:2H+kblockd08:04:043
2097848993632,2cyclictest1990596-1kworker/3:2H+kblockd10:05:283
2097848993632,2cyclictest1990596-1kworker/3:2H+kblockd08:55:513
2097848993628,1cyclictest66610-21ntpd09:24:083
2097842993635,1cyclictest2093361-21kworker/2:0+pm08:56:212
2097842993634,1cyclictest2371400-21kworker/2:0+pm12:25:032
2097842993634,1cyclictest2351900-21kworker/2:1+pm12:06:402
2097842993634,1cyclictest2280392-21kworker/2:2+pm11:01:062
2097842993634,1cyclictest2093361-21kworker/2:0+pm10:30:402
2097842993634,1cyclictest2093361-21kworker/2:0+pm10:10:452
2097842993634,1cyclictest2093361-21kworker/2:0+pm09:05:152
2097842993634,1cyclictest2093361-21kworker/2:0+pm07:40:162
2097842993634,1cyclictest2093361-21kworker/2:0+pm07:35:132
2097842993633,2cyclictest2310426-21kworker/2:0+pm11:25:062
2097842993633,2cyclictest2280392-21kworker/2:2+pm10:45:012
2097842993633,2cyclictest2093361-21kworker/2:0+pm10:35:052
2097842993633,2cyclictest2093361-21kworker/2:0+pm08:15:022
2097842993633,2cyclictest2093361-21kworker/2:0+pm07:45:212
2097842993630,5cyclictest2187312-21apt-get08:50:142
209784299361,34cyclictest0-21swapper/211:05:482
2097838993634,1cyclictest2250137-21kworker/1:2+pm10:23:171
2097838993634,1cyclictest2085151-1kworker/1:1H+kblockd10:16:451
2097838993633,2cyclictest2085151-1kworker/1:1H+kblockd09:35:461
2097835993634,1cyclictest2129118-21kworker/0:3+pm09:12:290
2097835993634,1cyclictest2129118-21kworker/0:3+pm07:55:200
2097835993634,1cyclictest2129118-21kworker/0:3+pm07:55:200
2097835993634,1cyclictest1828116-1kworker/0:1H+kblockd11:54:520
2097835993634,1cyclictest1828116-1kworker/0:1H+kblockd10:25:110
2097835993634,1cyclictest1828116-1kworker/0:1H+kblockd08:50:030
2097835993634,1cyclictest1828116-1kworker/0:1H+kblockd08:25:450
2097835993634,1cyclictest1828116-1kworker/0:1H+kblockd07:26:520
2097835993634,1cyclictest1828116-1kworker/0:1H+kblockd07:15:140
2097835993633,2cyclictest2301722-21kworker/u8:2+flush-179:011:25:180
2097835993633,1cyclictest1828116-1kworker/0:1H+kblockd10:15:420
2097835993632,3cyclictest2377810-21apt-get12:30:130
2097835993628,5cyclictest2328781-21/usr/share/muni11:35:120
2097848993534,1cyclictest2102521-21kworker/3:3+pm07:48:283
2097848993534,1cyclictest1990596-1kworker/3:2H+kblockd09:53:453
2097848993533,1cyclictest1990596-1kworker/3:2H+kblockd12:04:563
2097848993533,1cyclictest1990596-1kworker/3:2H+kblockd10:20:203
2097848993533,1cyclictest1990596-1kworker/3:2H+kblockd08:15:183
2097848993533,1cyclictest1990596-1kworker/3:2H+kblockd08:10:043
2097848993533,1cyclictest1990596-1kworker/3:2H+kblockd07:53:313
2097848993533,1cyclictest1990596-1kworker/3:2H+kblockd07:18:393
2097848993532,2cyclictest1990596-1kworker/3:2H+kblockd10:32:273
2097842993533,1cyclictest2310426-21kworker/2:0+pm11:50:222
2097842993533,1cyclictest2093361-21kworker/2:0+pm09:25:052
2097842993533,1cyclictest2093361-21kworker/2:0+pm08:05:592
209784299350,12cyclictest2271219-31munin-html10:25:342
2097838993533,1cyclictest2250137-21kworker/1:2+pm10:55:241
2097838993533,1cyclictest2250137-21kworker/1:2+pm10:34:471
2097838993533,1cyclictest2193774-21kworker/1:2+pm09:07:411
2097838993533,1cyclictest2102065-21kworker/1:1+pm07:51:351
2097838993533,1cyclictest2085151-1kworker/1:1H+kblockd11:40:021
2097838993532,2cyclictest2085151-1kworker/1:1H+kblockd12:30:401
2097838993531,3cyclictest2364176-21apt-get12:15:081
2097838993531,2cyclictest2085151-1kworker/1:1H+kblockd08:50:031
2097838993529,4cyclictest2328166-31munin-graph11:30:371
2097835993534,1cyclictest1828116-1kworker/0:1H+kblockd09:26:290
2097835993532,2cyclictest2293257-21kworker/u8:0+flush-179:011:05:050
2097835993532,2cyclictest2146062-21kworker/u8:2+events_unbound08:05:140
2097835993532,2cyclictest1828116-1kworker/0:1H+kblockd11:10:450
2097835993532,2cyclictest1828116-1kworker/0:1H+kblockd10:22:580
2097835993531,3cyclictest2354388-21kworker/u8:2+flush-179:012:20:080
2097835993529,4cyclictest2176351-21munin-update08:40:040
21583522340,1chrt2158346-21ntpq08:15:261
2097848993433,1cyclictest2141962-21kworker/3:0+pm08:41:213
2097848993433,1cyclictest1990596-1kworker/3:2H+kblockd07:38:073
2097848993432,1cyclictest2214962-21kworker/3:2+pm09:49:263
2097848993432,1cyclictest1990596-1kworker/3:2H+kblockd08:35:503
2097848993431,2cyclictest1990596-1kworker/3:2H+kblockd12:39:323
2097848993431,2cyclictest1990596-1kworker/3:2H+kblockd12:17:063
2097848993431,2cyclictest1990596-1kworker/3:2H+kblockd10:50:283
2097848993431,2cyclictest1990596-1kworker/3:2H+kblockd09:43:173
2097842993433,1cyclictest2280392-21kworker/2:2+pm11:11:242
2097842993432,2cyclictest2093361-21kworker/2:0+pm07:10:372
2097842993432,2cyclictest2093361-21kworker/2:0+pm07:10:372
2097842993432,1cyclictest2371400-21kworker/2:0+pm12:35:302
2097842993432,1cyclictest2310426-21kworker/2:0+pm11:31:322
2097842993432,1cyclictest2093361-21kworker/2:0+pm10:15:162
2097842993432,1cyclictest2093361-21kworker/2:0+pm10:07:002
2097838993433,1cyclictest2085151-1kworker/1:1H+kblockd12:26:461
2097838993432,1cyclictest2102065-21kworker/1:1+pm07:34:261
2097838993432,1cyclictest2085151-1kworker/1:1H+kblockd12:35:281
2097838993432,1cyclictest2085151-1kworker/1:1H+kblockd10:11:461
2097838993432,1cyclictest2085151-1kworker/1:1H+kblockd08:02:391
2097838993432,1cyclictest2085151-1kworker/1:1H+kblockd07:39:301
2097838993431,2cyclictest2085151-1kworker/1:1H+kblockd09:56:451
2097838993431,2cyclictest2085151-1kworker/1:1H+kblockd07:18:311
2097835993433,1cyclictest1828116-1kworker/0:1H+kblockd10:11:160
2097835993432,1cyclictest1828116-1kworker/0:1H+kblockd10:41:040
2097835993431,2cyclictest1828116-1kworker/0:1H+kblockd07:40:060
2097835993430,3cyclictest2154750-21kworker/u8:2+flush-179:008:20:160
2097835993429,4cyclictest2328202-21kworker/u8:0+flush-179:012:35:010
2097835993427,5cyclictest2310611-21munin-update11:15:040
2097848993331,1cyclictest1990596-1kworker/3:2H+kblockd11:50:523
2097848993331,1cyclictest1990596-1kworker/3:2H+kblockd08:23:163
2097848993330,2cyclictest1990596-1kworker/3:2H+kblockd12:30:013
2097848993330,2cyclictest1990596-1kworker/3:2H+kblockd11:20:033
2097848993330,2cyclictest1990596-1kworker/3:2H+kblockd10:40:543
2097842993332,1cyclictest2093361-21kworker/2:0+pm08:36:172
2097838993332,1cyclictest2102065-21kworker/1:1+pm08:21:301
2097838993331,1cyclictest2176196-21kworker/1:0+pm08:49:061
2097838993331,1cyclictest2102065-21kworker/1:1+pm08:38:211
2097838993331,1cyclictest2085151-1kworker/1:1H+kblockd11:26:101
2097838993331,1cyclictest2085151-1kworker/1:1H+kblockd11:16:111
2097838993331,1cyclictest2085151-1kworker/1:1H+kblockd09:29:211
2097838993330,2cyclictest2085151-1kworker/1:1H+kblockd10:05:141
2097838993330,2cyclictest2085151-1kworker/1:1H+kblockd09:10:411
2097838993328,4cyclictest2099725-21apt-get07:10:131
2097838993328,4cyclictest2099725-21apt-get07:10:131
2097838993328,3cyclictest2302093-21latency_hist11:05:011
2097835993331,1cyclictest2245982-21kworker/0:1+pm10:02:010
2097835993331,1cyclictest2129118-21kworker/0:3+pm09:34:050
2097835993331,1cyclictest1828116-1kworker/0:1H+kblockd11:30:280
2097835993331,1cyclictest1828116-1kworker/0:1H+kblockd09:01:580
2097835993330,2cyclictest1828116-1kworker/0:1H+kblockd09:40:510
2097835993329,3cyclictest2095277-21kworker/u8:4+flush-179:007:10:270
2097835993329,3cyclictest2095277-21kworker/u8:4+flush-179:007:10:270
2097835993329,2cyclictest1828116-1kworker/0:1H+kblockd11:56:270
2097848993230,1cyclictest64742-21isc-net-000011:37:533
2097848993230,1cyclictest64742-21isc-net-000007:56:523
2097848993230,1cyclictest64742-21isc-net-000007:56:523
2097848993230,1cyclictest2348904-21awk11:55:173
2097848993230,1cyclictest2214962-21kworker/3:2+pm10:00:003
2097848993230,1cyclictest1990596-1kworker/3:2H+kblockd09:00:023
2097848993230,1cyclictest1318-21snmpd09:33:543
2097848993230,1cyclictest1318-21snmpd09:28:513
2097848993230,1cyclictest1318-21snmpd08:30:343
2097848993229,2cyclictest1990596-1kworker/3:2H+kblockd10:58:063
2097848993229,2cyclictest1990596-1kworker/3:2H+kblockd10:15:043
2097838993230,1cyclictest64742-21isc-net-000008:55:521
2097838993230,1cyclictest2232822-21kworker/1:0+pm09:54:021
2097838993230,1cyclictest2085151-1kworker/1:1H+kblockd10:44:181
2097838993230,1cyclictest2085151-1kworker/1:1H+kblockd08:26:051
2097838993230,1cyclictest1318-21snmpd10:26:561
2097838993230,1cyclictest1318-21snmpd09:24:471
2097838993230,1cyclictest1318-21snmpd07:40:441
2097838993229,2cyclictest2234628-21ThreadPoolForeg09:45:121
2097838993229,2cyclictest2085151-1kworker/1:1H+kblockd12:03:241
2097838993229,2cyclictest2085151-1kworker/1:1H+kblockd10:00:151
2097835993230,1cyclictest64742-21isc-net-000012:08:520
2097835993229,2cyclictest1828116-1kworker/0:1H+kblockd12:25:580
2097835993229,2cyclictest1828116-1kworker/0:1H+kblockd07:45:050
2097835993228,3cyclictest2332711-21kworker/u8:3+events_unbound12:00:100
2097835993228,3cyclictest2275666-21kworker/u8:4+flush-179:010:50:030
2097848993130,1cyclictest1990596-1kworker/3:2H+kblockd10:11:133
2097848993128,2cyclictest1990596-1kworker/3:2H+kblockd12:10:083
2097848993128,2cyclictest1318-21snmpd12:23:263
2097838993129,1cyclictest64742-21isc-net-000008:10:521
2097838993129,1cyclictest2345900-21kworker/1:1+pm12:06:381
2097838993129,1cyclictest2310680-21kworker/1:0+pm11:38:321
2097838993129,1cyclictest2085151-1kworker/1:1H+kblockd12:11:071
2097838993129,1cyclictest2085151-1kworker/1:1H+kblockd11:54:041
2097838993129,1cyclictest2085151-1kworker/1:1H+kblockd09:30:511
2097838993129,1cyclictest2085151-1kworker/1:1H+kblockd08:06:001
2097838993129,1cyclictest1318-21snmpd11:21:511
2097838993129,1cyclictest1318-21snmpd08:40:221
2097838993126,3cyclictest2111171-21munin-limits07:20:271
2097838993126,3cyclictest2111171-21munin-limits07:20:271
2097835993129,1cyclictest2337212-21ThreadPoolForeg11:45:000
2097835993128,2cyclictest1828116-1kworker/0:1H+kblockd08:30:100
2097848993029,0cyclictest1318-21snmpd11:32:093
2097848993029,0cyclictest1318-21snmpd09:06:263
2097848993029,0cyclictest1318-21snmpd07:27:023
2097848993028,1cyclictest1318-21snmpd12:05:013
2097848993028,1cyclictest1318-21snmpd09:14:563
2097848993028,1cyclictest1318-21snmpd07:22:113
2097848993028,1cyclictest1318-21snmpd07:22:113
2097848993027,2cyclictest1318-21snmpd07:10:193
2097848993027,2cyclictest1318-21snmpd07:10:193
2097848993026,3cyclictest2298139-21/usr/share/muni11:00:133
2097838993028,1cyclictest2085151-1kworker/1:1H+kblockd08:31:241
2097838993028,1cyclictest1318-21snmpd07:59:481
2097838993028,1cyclictest1318-21snmpd07:59:481
2097838993024,4cyclictest2285096-21CompositorTileW10:45:031
2097835993030,0cyclictest1318-21snmpd10:08:070
2097835993029,1cyclictest1318-21snmpd12:10:550
2097835993028,1cyclictest1828116-1kworker/0:1H+kblockd10:36:240
2097835993028,1cyclictest1828116-1kworker/0:1H+kblockd08:56:060
2097835993028,1cyclictest1318-21snmpd12:19:440
2097835993026,3cyclictest2014696-21kworker/u8:1+flush-179:007:20:080
2097835993026,3cyclictest2014696-21kworker/u8:1+flush-179:007:20:080
2097848992929,0cyclictest1318-21snmpd11:26:423
2097838992927,1cyclictest2233062-21ThreadPoolForeg09:45:011
2097838992927,1cyclictest2085151-1kworker/1:1H+kblockd07:25:291
2097838992828,0cyclictest1318-21snmpd10:38:471
2097838992827,1cyclictest2085151-1kworker/1:1H+kblockd10:51:451
2097835992828,0cyclictest1318-21snmpd08:37:340
2097848992727,0cyclictest1318-21snmpd08:28:113
2097848992726,1cyclictest1318-21snmpd11:41:133
2097838992727,0cyclictest1318-21snmpd11:05:051
2097835992725,1cyclictest1318-21snmpd09:56:060
209783899260,2cyclictest2367774-21ntpq12:20:041
2097838992019,1cyclictest1318-21snmpd11:57:581
2097835992014,4cyclictest2120741-21/usr/share/muni07:35:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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