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2025-12-09 - 21:07
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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 Tue Dec 09, 2025 12:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7078352241189,18sleep00-21swapper/007:06:050
7081092226196,20sleep30-21swapper/307:09:383
7080802222192,20sleep20-21swapper/207:09:172
7080482221192,18sleep10-21swapper/107:08:521
70828699762,73cyclictest821185-21kworker/u8:0+efi_rts_wq09:41:353
70828399704,66cyclictest782187-21kworker/u8:3+efi_rts_wq09:41:322
708283995755,1cyclictest904014-21kworker/2:1+pm12:06:512
9080242550,1chrt907777-21munin-update11:00:003
708278995551,3cyclictest913957-21kworker/u8:1+flush-179:012:10:020
708278995451,2cyclictest890093-21kworker/u8:3+flush-179:010:50:270
708286995350,2cyclictest903531-21kworker/u8:0+flush-179:011:55:133
708286995350,2cyclictest903531-21kworker/u8:0+flush-179:011:55:133
708286994944,4cyclictest847211-21/usr/share/muni09:50:093
70828099494,44cyclictest739292-21chrome07:45:021
708283994837,10cyclictest904014-21kworker/2:1+pm11:30:032
708283994834,2cyclictest812393-21kworker/2:0+pm10:16:002
708283994634,11cyclictest899483-21/usr/share/muni10:50:042
708283994543,1cyclictest812393-21kworker/2:0+pm09:25:102
708280994440,3cyclictest947768-21chrome11:45:021
708286994340,2cyclictest739344-21snmp_wanswitch.07:45:023
708280994342,1cyclictest538602-1kworker/1:0H+kblockd12:23:141
708278994341,2cyclictest711720-21kworker/u8:0+flush-179:007:15:010
708278994340,2cyclictest981490-31munin-html12:20:280
708278994339,3cyclictest877903-21/usr/share/muni10:25:010
708286994237,3cyclictest831999-21apt-get09:30:153
708283994237,4cyclictest812393-21kworker/2:0+pm10:00:232
708283994231,10cyclictest790686-21kworker/2:1+pm09:00:012
70828399421,1cyclictest942786-31munin-html11:35:342
708283994210,31cyclictest735898-21python307:40:102
708278994238,3cyclictest875034-21apt-get10:20:130
70827899423,39cyclictest782187-21kworker/u8:3+efi_rts_wq09:41:340
708286994136,3cyclictest803634-31munin-graph08:55:563
708280994139,1cyclictest538602-1kworker/1:0H+kblockd09:09:141
708280994138,2cyclictest912083-21gpgv11:05:001
708280994137,3cyclictest47022-21systemd-journal08:30:011
708286994038,1cyclictest948023-21kworker/3:0+pm12:10:173
708286994038,1cyclictest948023-21kworker/3:0+pm12:10:163
708283994038,1cyclictest812393-21kworker/2:0+pm10:11:132
708283994038,1cyclictest790686-21kworker/2:1+pm08:56:042
708283994037,2cyclictest812393-21kworker/2:0+pm10:45:132
708283994037,2cyclictest812393-21kworker/2:0+pm09:20:012
708283994036,2cyclictest790686-21kworker/2:1+pm09:05:102
708283994035,4cyclictest885534-21munin-limits10:30:272
708278994036,3cyclictest868445-21/usr/share/muni10:15:000
708278994036,2cyclictest682011-1kworker/0:0H+kblockd11:00:000
708286993937,1cyclictest825291-21kworker/3:2+pm11:10:273
708286993934,4cyclictest881364-21python310:25:303
708283993937,1cyclictest970383-21kworker/2:0+pm12:15:152
708283993937,1cyclictest904014-21kworker/2:1+pm12:10:542
708283993937,1cyclictest904014-21kworker/2:1+pm12:10:542
708283993937,1cyclictest904014-21kworker/2:1+pm11:00:542
708283993937,1cyclictest812393-21kworker/2:0+pm10:35:102
708283993937,1cyclictest747891-21kworker/2:3+pm08:06:012
708283993937,1cyclictest747891-21kworker/2:3+pm08:00:212
708283993937,1cyclictest747891-21kworker/2:3+pm07:55:592
708283993936,2cyclictest904014-21kworker/2:1+pm11:55:092
708283993936,2cyclictest904014-21kworker/2:1+pm11:55:092
708283993936,2cyclictest812393-21kworker/2:0+pm09:10:032
708283993936,2cyclictest790686-21kworker/2:1+pm08:50:402
708283993935,2cyclictest790686-21kworker/2:1+pm08:45:122
708283993929,6cyclictest747891-21kworker/2:3+pm08:30:042
708283993929,6cyclictest747891-21kworker/2:3+pm08:30:042
70828399390,38cyclictest981885-31munin-html12:20:322
708280993928,9cyclictest538602-1kworker/1:0H+kblockd12:00:151
708286993835,2cyclictest842768-21ThreadPoolSingl09:45:013
708283993836,1cyclictest904014-21kworker/2:1+pm10:55:482
708283993836,1cyclictest812393-21kworker/2:0+pm10:20:512
708283993836,1cyclictest673850-21kworker/2:1+pm07:30:112
708283993835,2cyclictest904014-21kworker/2:1+pm11:20:052
708283993835,2cyclictest904014-21kworker/2:1+pm11:20:052
708283993834,3cyclictest812393-21kworker/2:0+pm09:18:302
708283993834,3cyclictest673850-21kworker/2:1+pm07:21:222
708283993833,4cyclictest970383-21kworker/2:0+pm12:33:452
708280993833,1cyclictest538602-1kworker/1:0H+kblockd07:12:201
708278993835,2cyclictest682011-1kworker/0:0H+kblockd11:40:190
708278993832,5cyclictest682011-1kworker/0:0H+kblockd11:30:050
708286993734,2cyclictest3646188-1kworker/3:0H+kblockd11:30:343
708286993734,2cyclictest3646188-1kworker/3:0H+kblockd09:10:163
708286993733,2cyclictest3646188-1kworker/3:0H+kblockd12:20:283
708283993735,1cyclictest812393-21kworker/2:0+pm10:30:002
708283993735,1cyclictest812393-21kworker/2:0+pm09:58:462
708283993735,1cyclictest812393-21kworker/2:0+pm09:31:522
708283993735,1cyclictest673850-21kworker/2:1+pm07:10:432
708283993734,2cyclictest904014-21kworker/2:1+pm11:40:002
708283993734,2cyclictest812393-21kworker/2:0+pm09:35:132
708283993734,2cyclictest747891-21kworker/2:3+pm08:40:002
708283993733,3cyclictest904014-21kworker/2:1+pm11:48:072
708283993730,6cyclictest904014-21kworker/2:1+pm11:15:272
708280993734,2cyclictest951783-21kworker/1:2+pm12:15:101
708280993734,2cyclictest538602-1kworker/1:0H+kblockd12:25:041
708280993734,2cyclictest538602-1kworker/1:0H+kblockd10:11:431
708280993734,2cyclictest538602-1kworker/1:0H+kblockd07:43:491
708278993734,2cyclictest682011-1kworker/0:0H+kblockd08:53:040
708278993733,2cyclictest682011-1kworker/0:0H+kblockd08:10:040
708278993729,6cyclictest1318-21snmpd11:20:100
708278993729,6cyclictest1318-21snmpd11:20:100
708278993725,11cyclictest682011-1kworker/0:0H+kblockd09:50:100
708286993634,1cyclictest3646188-1kworker/3:0H+kblockd11:17:083
708286993634,1cyclictest3646188-1kworker/3:0H+kblockd10:15:473
708286993634,1cyclictest3646188-1kworker/3:0H+kblockd08:05:163
708286993633,2cyclictest3646188-1kworker/3:0H+kblockd11:51:123
708286993633,2cyclictest3646188-1kworker/3:0H+kblockd11:21:173
708286993633,2cyclictest3646188-1kworker/3:0H+kblockd11:21:173
708286993633,2cyclictest3646188-1kworker/3:0H+kblockd08:45:083
708283993634,1cyclictest970383-21kworker/2:0+pm12:25:112
708283993634,1cyclictest904014-21kworker/2:1+pm11:05:402
708283993634,1cyclictest812393-21kworker/2:0+pm10:05:592
708283993634,1cyclictest786373-21kworker/2:0+pm08:40:262
708283993634,1cyclictest747891-21kworker/2:3+pm08:15:422
708283993634,1cyclictest738975-21kworker/2:0+pm07:50:282
708283993634,1cyclictest4018616-1kworker/2:2H+kblockd11:52:362
708283993634,1cyclictest4018616-1kworker/2:2H+kblockd08:20:152
708283993633,2cyclictest904014-21kworker/2:1+pm11:10:032
708283993632,4cyclictest747891-21kworker/2:3+pm08:26:122
708283993631,4cyclictest673850-21kworker/2:1+pm07:28:572
708280993634,1cyclictest773565-21kworker/1:1+pm10:03:001
708280993634,1cyclictest538602-1kworker/1:0H+kblockd12:31:541
708280993634,1cyclictest538602-1kworker/1:0H+kblockd11:58:371
708280993634,1cyclictest538602-1kworker/1:0H+kblockd11:58:371
708280993634,1cyclictest538602-1kworker/1:0H+kblockd11:38:271
708280993634,1cyclictest538602-1kworker/1:0H+kblockd10:19:431
708280993634,1cyclictest538602-1kworker/1:0H+kblockd09:46:121
708280993634,1cyclictest538602-1kworker/1:0H+kblockd09:43:471
708280993634,1cyclictest538602-1kworker/1:0H+kblockd08:20:181
708280993634,1cyclictest538602-1kworker/1:0H+kblockd08:03:341
708280993633,2cyclictest538602-1kworker/1:0H+kblockd11:20:301
708280993633,2cyclictest538602-1kworker/1:0H+kblockd11:20:291
708280993633,2cyclictest538602-1kworker/1:0H+kblockd10:05:121
708280993633,2cyclictest538602-1kworker/1:0H+kblockd07:27:371
70828099360,36cyclictest0-21swapper/107:17:021
708278993634,1cyclictest695386-21kworker/0:2+pm07:24:140
708278993634,1cyclictest682011-1kworker/0:0H+kblockd10:15:160
708278993634,1cyclictest682011-1kworker/0:0H+kblockd08:02:200
708278993634,1cyclictest682011-1kworker/0:0H+kblockd07:46:040
708278993633,2cyclictest682011-1kworker/0:0H+kblockd12:30:060
708286993533,1cyclictest825291-21kworker/3:2+pm09:27:313
708286993533,1cyclictest3646188-1kworker/3:0H+kblockd10:59:513
708286993533,1cyclictest3646188-1kworker/3:0H+kblockd09:39:243
708286993533,1cyclictest3646188-1kworker/3:0H+kblockd09:08:323
708286993532,2cyclictest3646188-1kworker/3:0H+kblockd10:20:283
708286993532,2cyclictest3646188-1kworker/3:0H+kblockd08:35:103
708286993531,3cyclictest3646188-1kworker/3:0H+kblockd12:05:063
708283993533,1cyclictest994649-21kworker/2:1+pm12:36:312
708283993533,1cyclictest673850-21kworker/2:1+pm07:15:292
708283993532,2cyclictest747891-21kworker/2:3+pm08:10:512
70828399351,1cyclictest847205-21/usr/share/muni09:50:012
708280993533,1cyclictest538602-1kworker/1:0H+kblockd12:06:301
708280993533,1cyclictest538602-1kworker/1:0H+kblockd11:42:591
708280993533,1cyclictest538602-1kworker/1:0H+kblockd10:37:311
708280993533,1cyclictest538602-1kworker/1:0H+kblockd10:33:131
708280993533,1cyclictest538602-1kworker/1:0H+kblockd10:28:301
708280993533,1cyclictest538602-1kworker/1:0H+kblockd09:57:311
708280993533,1cyclictest538602-1kworker/1:0H+kblockd08:44:141
708280993533,1cyclictest538602-1kworker/1:0H+kblockd08:31:171
708280993533,1cyclictest538602-1kworker/1:0H+kblockd08:31:171
708280993533,1cyclictest538602-1kworker/1:0H+kblockd08:08:291
708280993533,1cyclictest538602-1kworker/1:0H+kblockd07:31:511
708280993533,1cyclictest1318-21snmpd09:03:271
708280993532,2cyclictest538602-1kworker/1:0H+kblockd09:20:031
708280993532,1cyclictest538602-1kworker/1:0H+kblockd07:50:461
708280993530,3cyclictest817358-21ntpq09:15:041
708278993533,1cyclictest695386-21kworker/0:2+pm07:14:380
708278993533,1cyclictest682011-1kworker/0:0H+kblockd11:15:370
708278993533,1cyclictest682011-1kworker/0:0H+kblockd10:34:530
708278993533,1cyclictest682011-1kworker/0:0H+kblockd09:36:180
708278993533,1cyclictest682011-1kworker/0:0H+kblockd09:02:280
708278993532,2cyclictest895132-21snmp_ryswitch2.10:45:020
708278993532,2cyclictest801058-21awk08:55:070
708278993532,2cyclictest682011-1kworker/0:0H+kblockd11:10:150
708278993532,2cyclictest682011-1kworker/0:0H+kblockd09:45:530
708278993529,5cyclictest1318-21snmpd09:14:040
708286993433,1cyclictest3646188-1kworker/3:0H+kblockd08:44:573
708286993432,1cyclictest3646188-1kworker/3:0H+kblockd11:40:273
708286993431,2cyclictest3646188-1kworker/3:0H+kblockd12:30:533
708286993431,2cyclictest3646188-1kworker/3:0H+kblockd10:14:353
708286993431,2cyclictest3646188-1kworker/3:0H+kblockd09:56:013
708286993427,6cyclictest1318-21snmpd10:01:233
708283993432,1cyclictest812393-21kworker/2:0+pm09:47:552
708283993431,2cyclictest4018616-1kworker/2:2H+kblockd11:25:032
708283993429,4cyclictest1318-21snmpd12:03:202
708280993432,1cyclictest538602-1kworker/1:0H+kblockd11:34:171
708280993432,1cyclictest538602-1kworker/1:0H+kblockd11:13:151
708280993432,1cyclictest538602-1kworker/1:0H+kblockd09:39:161
708280993432,1cyclictest538602-1kworker/1:0H+kblockd08:54:071
708280993432,1cyclictest538602-1kworker/1:0H+kblockd08:16:371
708280993432,1cyclictest538602-1kworker/1:0H+kblockd08:13:101
708280993432,1cyclictest538602-1kworker/1:0H+kblockd07:59:091
708280993432,1cyclictest538602-1kworker/1:0H+kblockd07:38:141
708280993431,2cyclictest922687-21apt-get11:15:081
708280993431,2cyclictest538602-1kworker/1:0H+kblockd11:54:481
708280993431,2cyclictest538602-1kworker/1:0H+kblockd11:07:391
708280993431,2cyclictest538602-1kworker/1:0H+kblockd10:50:121
708280993429,4cyclictest799967-21/usr/share/muni08:55:031
70828099341,32cyclictest0-21swapper/110:22:131
708278993433,1cyclictest682011-1kworker/0:0H+kblockd11:06:160
708278993432,2cyclictest682011-1kworker/0:0H+kblockd12:26:170
708278993432,1cyclictest682011-1kworker/0:0H+kblockd11:47:300
708278993432,1cyclictest682011-1kworker/0:0H+kblockd08:30:380
708278993432,1cyclictest682011-1kworker/0:0H+kblockd08:30:380
708278993432,1cyclictest1318-21snmpd11:50:050
708278993429,4cyclictest1318-21snmpd07:29:280
708286993331,1cyclictest3646188-1kworker/3:0H+kblockd12:04:303
708286993330,2cyclictest3646188-1kworker/3:0H+kblockd08:53:133
708286993329,3cyclictest947793-21/usr/share/muni11:45:103
70828399330,1cyclictest0-21swapper/210:40:522
708280993331,1cyclictest951783-21kworker/1:2+pm12:11:581
708280993331,1cyclictest951783-21kworker/1:2+pm12:11:581
708280993331,1cyclictest538602-1kworker/1:0H+kblockd09:52:141
708280993331,1cyclictest538602-1kworker/1:0H+kblockd09:13:541
708280993328,4cyclictest830830-21awk09:30:071
708280993320,11cyclictest827561-21cat09:25:141
708278993331,1cyclictest682011-1kworker/0:0H+kblockd12:38:090
708278993331,1cyclictest682011-1kworker/0:0H+kblockd10:36:240
708278993331,1cyclictest682011-1kworker/0:0H+kblockd07:56:330
708278993330,2cyclictest682011-1kworker/0:0H+kblockd12:00:270
708278993330,2cyclictest682011-1kworker/0:0H+kblockd08:30:000
708278993330,1cyclictest682011-1kworker/0:0H+kblockd09:30:430
708278993323,1cyclictest1318-21snmpd08:05:140
708286993230,1cyclictest66610-21ntpd11:08:233
708286993230,1cyclictest3646188-1kworker/3:0H+kblockd07:41:053
708286993230,1cyclictest1318-21snmpd11:37:213
708286993230,1cyclictest1318-21snmpd09:22:283
708286993230,1cyclictest1318-21snmpd09:03:213
708286993229,2cyclictest974981-21awk12:15:083
708286993229,2cyclictest3646188-1kworker/3:0H+kblockd11:26:573
708286993229,2cyclictest3646188-1kworker/3:0H+kblockd10:45:203
708283993230,1cyclictest1318-21snmpd07:35:132
708280993231,1cyclictest538602-1kworker/1:0H+kblockd10:43:251
708280993230,1cyclictest932513-21awk11:25:151
708280993230,1cyclictest538602-1kworker/1:0H+kblockd12:36:571
708280993230,1cyclictest538602-1kworker/1:0H+kblockd10:57:571
708280993230,1cyclictest538602-1kworker/1:0H+kblockd08:37:201
708280993230,1cyclictest538602-1kworker/1:0H+kblockd07:20:031
708280993227,4cyclictest791319-21/usr/share/muni08:45:021
70827899327,16cyclictest730378-21/usr/share/muni07:35:030
708278993231,1cyclictest18950irq/129-xhci_hcd08:22:550
708278993230,1cyclictest833942-21kworker/0:3+pm10:02:240
708278993230,1cyclictest682011-1kworker/0:0H+kblockd09:05:270
708278993230,1cyclictest64742-21isc-net-000010:43:240
708278993230,1cyclictest1318-21snmpd08:47:450
708278993230,1cyclictest1318-21snmpd07:40:430
708278993230,1cyclictest1318-21snmpd07:31:340
708278993229,2cyclictest682011-1kworker/0:0H+kblockd09:15:060
708278993224,1cyclictest1318-21snmpd09:25:400
708278993221,4cyclictest744120-21ntpq07:50:040
708286993129,2cyclictest3646188-1kworker/3:0H+kblockd07:13:063
708286993129,1cyclictest725638-21kworker/3:0+pm08:19:063
708286993129,1cyclictest3646188-1kworker/3:0H+kblockd12:38:393
708286993129,1cyclictest3646188-1kworker/3:0H+kblockd07:38:463
708286993129,1cyclictest1318-21snmpd12:25:583
708286993129,1cyclictest1318-21snmpd10:30:093
708286993128,2cyclictest3646188-1kworker/3:0H+kblockd10:08:103
708286993128,2cyclictest1318-21snmpd10:50:083
708286993127,3cyclictest886745-21ntpq10:35:033
708283993129,1cyclictest4018616-1kworker/2:2H+kblockd07:46:492
708278993130,1cyclictest730168-21kworker/0:0+pm08:42:380
708278993130,1cyclictest682011-1kworker/0:0H+kblockd08:36:230
708278993130,1cyclictest1318-21snmpd08:18:100
708278993129,1cyclictest1318-21snmpd12:12:280
708278993129,1cyclictest1318-21snmpd12:12:270
708278993129,1cyclictest1318-21snmpd11:57:350
708278993129,1cyclictest1318-21snmpd11:57:350
708286993029,1cyclictest1318-21snmpd10:44:153
708286993029,1cyclictest1318-21snmpd08:10:533
708286993029,0cyclictest1318-21snmpd07:51:343
708286993029,0cyclictest1318-21snmpd07:22:463
708286993028,1cyclictest3646188-1kworker/3:0H+kblockd09:16:093
708286993028,1cyclictest3646188-1kworker/3:0H+kblockd08:24:453
708278993030,0cyclictest1318-21snmpd11:39:500
708278993029,1cyclictest833942-21kworker/0:3+pm11:28:170
708278993028,1cyclictest1318-21snmpd10:05:590
708278993027,2cyclictest682011-1kworker/0:0H+kblockd10:00:000
708278993025,0cyclictest1318-21snmpd10:57:430
708286992928,1cyclictest1318-21snmpd08:25:433
708286992927,1cyclictest3646188-1kworker/3:0H+kblockd08:31:133
708286992927,1cyclictest3646188-1kworker/3:0H+kblockd08:31:133
708280992928,1cyclictest538602-1kworker/1:0H+kblockd10:49:381
708286992828,0cyclictest1318-21snmpd07:19:573
708286992826,1cyclictest722915-21awk07:25:073
708286992826,1cyclictest1318-21snmpd08:00:173
708278992825,2cyclictest682011-1kworker/0:0H+kblockd09:21:390
708286992725,1cyclictest749183-21awk07:55:073
708286992725,1cyclictest3646188-1kworker/3:0H+kblockd07:30:053
708278992725,1cyclictest682011-1kworker/0:0H+kblockd12:15:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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