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2025-11-27 - 17:57
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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 27, 2025 12:45:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24891912229176,43sleep30-21swapper/307:08:223
24892852228200,19sleep20-21swapper/207:09:332
24891982228199,19sleep00-21swapper/007:08:280
24890752224196,19sleep10-21swapper/107:06:511
2489509991081,3cyclictest2728005-21chrome11:45:012
27594762960,1sleep20-21swapper/212:20:062
248951299870,52cyclictest2572506-21snmp_wanpowerct08:45:023
248951299647,56cyclictest2449751-21kworker/u8:1+efi_rts_wq07:34:453
248950299632,60cyclictest2449751-21kworker/u8:1+efi_rts_wq07:34:430
2489502996247,13cyclictest2728054-21/usr/share/muni11:45:010
248950999568,47cyclictest2449751-21kworker/u8:1+efi_rts_wq07:34:442
2489507995646,9cyclictest2594153-21kworker/u8:2+flush-179:010:05:051
2489512995440,2cyclictest2728061-21/usr/sbin/munin11:45:013
2489507995249,2cyclictest29-21ksoftirqd/111:45:011
2489507995140,10cyclictest2493571-21kworker/u8:0+flush-179:007:20:131
2489507994948,1cyclictest2490699-21awk07:10:061
2489507994946,2cyclictest2580988-21kworker/u8:4+flush-179:009:50:161
2489509994542,2cyclictest2537401-21kworker/u8:2+flush-179:008:40:012
2489509994542,2cyclictest2509995-21kworker/u8:0+events_unbound08:05:142
2489509994528,2cyclictest2580988-21kworker/u8:4+flush-179:009:35:042
2489509994440,3cyclictest2671924-21/usr/share/muni10:40:142
2489509994439,4cyclictest2736690-21/usr/share/muni11:55:052
2489507994438,4cyclictest2685234-21ntpq10:55:041
2489509994341,2cyclictest2632701-21kworker/u8:0+events_unbound10:05:132
2489509994341,2cyclictest2537401-21kworker/u8:2+flush-179:008:40:092
2489509994341,1cyclictest2558625-21kworker/2:1+pm09:45:062
2489509994340,2cyclictest2632701-21kworker/u8:0+events_unbound10:10:142
2489507994340,2cyclictest2705907-21kworker/u8:1+flush-179:012:00:141
2489502994340,2cyclictest2677993-21kworker/u8:2+flush-179:010:55:040
27008412420,0chrt2700840-21ntpq11:10:223
2489509994239,2cyclictest2619687-21kworker/u8:0+flush-179:009:40:132
2489509994230,11cyclictest2558625-21kworker/2:1+pm10:50:262
2489507994230,11cyclictest1318-21snmpd07:27:501
2489509994137,3cyclictest2580988-21kworker/u8:4+events_unbound09:00:132
2489509994137,2cyclictest2489374-21kworker/2:0+pm08:20:112
2489509994135,2cyclictest2563233-21kworker/u8:0+events_unbound09:05:052
2489502994137,3cyclictest2671603-21latency_hist10:40:010
2489509994038,1cyclictest2701578-21kworker/2:2+pm12:31:402
2489509994038,1cyclictest2701578-21kworker/2:2+pm11:25:122
2489509994038,1cyclictest2558625-21kworker/2:1+pm10:26:462
2489509994037,2cyclictest2677993-21kworker/u8:2+events_unbound10:55:092
2489507994036,3cyclictest2624304-21CacheThread_Blo09:45:011
2489502994036,3cyclictest2480797-21kworker/u8:3+flush-179:007:15:050
2489512993936,2cyclictest2596105-21apt-get09:10:123
2489509993937,1cyclictest2701578-21kworker/2:2+pm11:16:302
2489509993937,1cyclictest2558625-21kworker/2:1+pm10:02:072
2489509993937,1cyclictest2558625-21kworker/2:1+pm08:35:002
2489509993937,1cyclictest2489374-21kworker/2:0+pm08:26:352
2489509993937,1cyclictest2489374-21kworker/2:0+pm07:26:352
2489509993936,2cyclictest2701578-21kworker/2:2+pm11:20:042
2489509993936,2cyclictest2684665-21kworker/u8:3+flush-179:011:00:162
2489509993936,2cyclictest2558625-21kworker/2:1+pm10:45:032
2489509993936,2cyclictest2558625-21kworker/2:1+pm09:21:322
2489509993936,2cyclictest2509995-21kworker/u8:0+flush-179:008:00:232
2489507993938,1cyclictest2749096-21kworker/1:2+pm12:16:141
2489502993935,3cyclictest2533073-21kworker/u8:3+flush-179:008:25:150
2489512993832,5cyclictest2732430-21/usr/share/muni11:50:113
2489509993836,2cyclictest2509995-21kworker/u8:0+flush-179:007:35:062
2489509993836,1cyclictest2701578-21kworker/2:2+pm11:37:002
2489509993836,1cyclictest2701578-21kworker/2:2+pm11:30:152
2489509993836,1cyclictest2558625-21kworker/2:1+pm10:17:002
2489509993836,1cyclictest2558625-21kworker/2:1+pm09:55:302
2489509993836,1cyclictest2558625-21kworker/2:1+pm09:11:262
2489509993836,1cyclictest2489374-21kworker/2:0+pm07:50:162
2489509993836,1cyclictest2489374-21kworker/2:0+pm07:20:032
2489509993835,2cyclictest2770990-21kworker/u8:3+flush-179:012:35:132
2489509993835,2cyclictest2705907-21kworker/u8:1+flush-179:012:05:082
2489509993835,2cyclictest2705907-21kworker/u8:1+events_unbound12:00:082
2489509993835,2cyclictest2537401-21kworker/u8:2+flush-179:008:10:052
2489507993834,3cyclictest2675565-31munin-graph10:41:271
2489507993834,3cyclictest2666947-21kworker/u8:1+flush-179:011:05:101
2489502993835,2cyclictest2705907-21kworker/u8:1+flush-179:011:25:090
2489512993734,2cyclictest2083014-1kworker/3:2H+kblockd09:25:163
2489512993733,2cyclictest2083014-1kworker/3:2H+kblockd07:35:163
2489509993735,1cyclictest2558625-21kworker/2:1+pm09:50:162
2489509993735,1cyclictest2558625-21kworker/2:1+pm09:15:102
2489509993735,1cyclictest2558625-21kworker/2:1+pm08:45:112
2489509993735,1cyclictest2489374-21kworker/2:0+pm07:41:132
2489509993735,1cyclictest2489374-21kworker/2:0+pm07:20:002
2489509993734,2cyclictest2701578-21kworker/2:2+pm11:40:032
2489509993734,2cyclictest2558625-21kworker/2:1+pm08:51:522
2489507993735,2cyclictest2513463-21kworker/u8:2+flush-179:007:35:121
2489507993735,1cyclictest2649663-21kworker/1:2+pm10:25:351
2489507993735,1cyclictest2052540-1kworker/1:0H+kblockd09:15:101
2489507993735,1cyclictest2052540-1kworker/1:0H+kblockd08:45:171
2489507993734,2cyclictest2052540-1kworker/1:0H+kblockd11:30:151
2489507993734,1cyclictest2052540-1kworker/1:0H+kblockd12:20:121
2489507993727,9cyclictest2580988-21kworker/u8:4+events_unbound09:30:121
2489502993734,2cyclictest2368504-1kworker/0:0H+kblockd10:52:100
2489502993734,2cyclictest2368504-1kworker/0:0H+kblockd10:10:100
2489502993733,3cyclictest2564927-21apt-get08:35:070
2489512993635,1cyclictest2675840-21kworker/3:2+pm12:17:433
2489512993635,1cyclictest2593897-21kworker/3:1+pm09:34:023
2489512993634,1cyclictest2083014-1kworker/3:2H+kblockd10:55:323
2489512993633,2cyclictest2083014-1kworker/3:2H+kblockd10:31:133
2489512993631,4cyclictest2658530-21cp10:25:003
2489509993635,1cyclictest2701578-21kworker/2:2+pm12:25:102
2489509993634,1cyclictest2701578-21kworker/2:2+pm12:15:122
2489509993634,1cyclictest2701578-21kworker/2:2+pm12:14:432
2489509993634,1cyclictest2701578-21kworker/2:2+pm11:51:372
2489509993634,1cyclictest2558625-21kworker/2:1+pm10:35:042
2489509993634,1cyclictest2558625-21kworker/2:1+pm08:55:012
2489509993634,1cyclictest2489374-21kworker/2:0+pm07:11:462
2489509993632,3cyclictest2594153-21kworker/u8:2+flush-179:009:30:282
248950999360,3cyclictest2697069-31munin-html11:06:252
2489507993634,1cyclictest2052540-1kworker/1:0H+kblockd12:08:211
2489507993633,2cyclictest2052540-1kworker/1:0H+kblockd11:14:571
2489507993633,1cyclictest2052540-1kworker/1:0H+kblockd12:11:331
2489507993632,2cyclictest2052540-1kworker/1:0H+kblockd10:00:031
2489502993634,1cyclictest2368504-1kworker/0:0H+kblockd10:08:170
2489502993633,2cyclictest2368504-1kworker/0:0H+kblockd08:45:010
2489502993632,3cyclictest2594153-21kworker/u8:2+events_unbound09:25:140
2489512993533,1cyclictest2675840-21kworker/3:2+pm11:42:493
2489512993533,1cyclictest2593897-21kworker/3:1+pm09:25:003
2489512993533,1cyclictest2083014-1kworker/3:2H+kblockd11:04:073
2489512993533,1cyclictest2083014-1kworker/3:2H+kblockd08:10:033
2489512993532,2cyclictest2677327-21apt-get10:45:083
2489512993532,2cyclictest2083014-1kworker/3:2H+kblockd08:30:483
2489512993531,2cyclictest2083014-1kworker/3:2H+kblockd08:50:043
2489509993533,1cyclictest2558625-21kworker/2:1+pm10:33:562
2489509993533,1cyclictest2381490-1kworker/2:1H+kblockd11:11:312
2489509993533,1cyclictest2381490-1kworker/2:1H+kblockd08:17:072
2489509993532,2cyclictest2558625-21kworker/2:1+pm10:25:002
2489509993532,2cyclictest2558625-21kworker/2:1+pm09:25:122
2489507993533,1cyclictest2052540-1kworker/1:0H+kblockd10:21:021
2489507993533,1cyclictest2052540-1kworker/1:0H+kblockd08:26:471
2489507993533,1cyclictest2052540-1kworker/1:0H+kblockd08:00:051
2489507993533,1cyclictest2052540-1kworker/1:0H+kblockd07:56:151
2489507993532,2cyclictest2594153-21kworker/u8:2+events_unbound09:25:061
2489507993532,2cyclictest2052540-1kworker/1:0H+kblockd07:51:481
2489507993532,1cyclictest2052540-1kworker/1:0H+kblockd07:30:031
2489507993530,3cyclictest2544123-21ntpq08:10:141
2489502993534,1cyclictest2533420-21kworker/0:2+pm08:22:330
2489502993533,2cyclictest2509995-21kworker/u8:0+events_unbound08:05:100
2489502993533,1cyclictest2680449-21kworker/0:2+pm12:34:570
2489502993532,2cyclictest2684665-21kworker/u8:3+flush-179:011:15:140
2489502993532,2cyclictest2594153-21kworker/u8:2+flush-179:009:55:090
2489502993532,2cyclictest2580988-21kworker/u8:4+flush-179:009:35:120
2489502993532,2cyclictest2368504-1kworker/0:0H+kblockd11:05:290
2489502993528,2cyclictest2615323-21kworker/u8:1+flush-179:009:40:150
26458102340,1chrt2645794-21/usr/share/muni10:10:011
2489512993432,1cyclictest2083014-1kworker/3:2H+kblockd10:52:163
2489512993432,1cyclictest2083014-1kworker/3:2H+kblockd08:39:473
2489512993432,1cyclictest2083014-1kworker/3:2H+kblockd07:45:193
2489512993432,1cyclictest2083014-1kworker/3:2H+kblockd07:27:183
2489512993432,1cyclictest2083014-1kworker/3:2H+kblockd07:12:473
2489512993421,2cyclictest2634982-21cat09:55:143
2489507993432,1cyclictest2052540-1kworker/1:0H+kblockd10:32:061
2489507993432,1cyclictest2052540-1kworker/1:0H+kblockd08:43:591
2489507993431,2cyclictest2052540-1kworker/1:0H+kblockd12:26:251
2489507993431,2cyclictest2052540-1kworker/1:0H+kblockd09:22:161
2489507993431,2cyclictest2052540-1kworker/1:0H+kblockd08:35:111
2489502993434,0cyclictest2490698-21awk07:10:070
2489502993432,1cyclictest2368504-1kworker/0:0H+kblockd10:40:050
2489502993432,1cyclictest2368504-1kworker/0:0H+kblockd10:01:150
2489502993431,2cyclictest2705907-21kworker/u8:1+flush-179:012:10:010
2489502993429,4cyclictest2624944-21cat09:45:060
2489512993332,1cyclictest2501972-21kworker/3:0+pm08:58:543
2489512993330,2cyclictest2083014-1kworker/3:2H+kblockd11:38:383
2489512993330,2cyclictest2083014-1kworker/3:2H+kblockd09:03:593
2489512993330,2cyclictest2083014-1kworker/3:2H+kblockd07:56:133
2489512993329,3cyclictest2705907-21kworker/u8:1+flush-179:012:10:033
2489509993331,1cyclictest2489374-21kworker/2:0+pm07:59:572
2489509993330,2cyclictest2489374-21kworker/2:0+pm07:45:022
2489507993331,1cyclictest2052540-1kworker/1:0H+kblockd11:15:361
2489507993331,1cyclictest2052540-1kworker/1:0H+kblockd10:46:261
2489507993331,1cyclictest2052540-1kworker/1:0H+kblockd09:41:521
2489507993330,2cyclictest2052540-1kworker/1:0H+kblockd11:40:121
2489507993326,6cyclictest1318-21snmpd08:55:301
2489502993332,1cyclictest2640890-21kworker/0:1+pm10:46:580
2489502993332,1cyclictest2533420-21kworker/0:2+pm09:12:220
2489502993332,1cyclictest2524896-21kworker/0:0+pm07:53:060
2489502993330,2cyclictest2536807-21ntpq08:00:210
2489502993330,2cyclictest2368504-1kworker/0:0H+kblockd11:41:400
2489502993330,1cyclictest2368504-1kworker/0:0H+kblockd12:00:130
2489512993231,1cyclictest2593897-21kworker/3:1+pm09:43:123
2489512993231,1cyclictest2083014-1kworker/3:2H+kblockd09:51:143
2489512993230,1cyclictest2083014-1kworker/3:2H+kblockd12:31:383
2489512993230,1cyclictest2083014-1kworker/3:2H+kblockd12:20:053
2489512993230,1cyclictest2083014-1kworker/3:2H+kblockd12:00:333
2489512993230,1cyclictest2083014-1kworker/3:2H+kblockd11:08:023
2489512993230,1cyclictest2083014-1kworker/3:2H+kblockd10:00:173
2489512993230,1cyclictest2083014-1kworker/3:2H+kblockd08:42:003
2489512993230,1cyclictest2083014-1kworker/3:2H+kblockd07:21:023
2489512993230,1cyclictest1318-21snmpd09:05:173
2489512993229,2cyclictest2535151-21awk08:00:103
2489512993229,2cyclictest2083014-1kworker/3:2H+kblockd12:35:113
2489512993229,2cyclictest2083014-1kworker/3:2H+kblockd09:16:133
2489507993230,2cyclictest2585340-21kworker/u8:2+flush-179:009:00:161
2489507993230,1cyclictest64742-21isc-net-000008:20:041
2489507993230,1cyclictest2635417-21awk09:55:151
2489507993230,1cyclictest2052540-1kworker/1:0H+kblockd10:15:121
2489507993230,1cyclictest2052540-1kworker/1:0H+kblockd07:17:011
2489507993230,1cyclictest1318-21snmpd12:31:151
2489507993229,2cyclictest1318-21snmpd09:36:421
2489507993229,1cyclictest2052540-1kworker/1:0H+kblockd11:02:181
2489507993228,3cyclictest2736693-21/usr/share/muni11:55:021
2489507993228,3cyclictest2707429-21ntpq11:20:091
2489507993218,13cyclictest1318-21snmpd09:05:031
2489502993230,1cyclictest2562097-21awk08:30:160
2489502993230,1cyclictest2368504-1kworker/0:0H+kblockd10:26:260
2489502993230,1cyclictest2368504-1kworker/0:0H+kblockd09:16:140
2489502993230,1cyclictest2368504-1kworker/0:0H+kblockd08:52:170
2489502993229,3cyclictest2637012-21kworker/u8:3+flush-179:010:30:050
2489502993229,2cyclictest2368504-1kworker/0:0H+kblockd12:17:010
2489502993229,2cyclictest1318-21snmpd09:05:150
2489502993228,3cyclictest2739293-21kworker/u8:2+flush-179:012:00:000
2489502993225,0cyclictest1318-21snmpd07:40:420
2489512993130,1cyclictest2083014-1kworker/3:2H+kblockd10:40:363
2489512993130,1cyclictest2083014-1kworker/3:2H+kblockd07:51:503
2489512993129,1cyclictest2501972-21kworker/3:0+pm08:16:523
2489512993129,1cyclictest1318-21snmpd11:32:403
2489512993129,1cyclictest1318-21snmpd09:47:253
2489512993129,1cyclictest1318-21snmpd07:40:123
2489512993128,2cyclictest2632701-21kworker/u8:0+flush-179:010:05:113
2489512993128,2cyclictest2083014-1kworker/3:2H+kblockd08:20:233
2489507993129,1cyclictest2052540-1kworker/1:0H+kblockd11:51:141
2489507993129,1cyclictest1318-21snmpd10:51:121
2489507993128,2cyclictest2580988-21kworker/u8:4+flush-179:009:10:041
2489502993129,1cyclictest64742-21isc-net-000008:46:040
2489502993129,1cyclictest2612976-21awk09:30:110
2489502993129,1cyclictest1318-21snmpd11:31:310
2489502993129,1cyclictest1318-21snmpd07:48:000
2489502993128,2cyclictest2744831-21kworker/u8:0+flush-179:012:20:130
2489502993128,2cyclictest2368504-1kworker/0:0H+kblockd11:00:320
2489502993126,4cyclictest2745223-21/usr/share/muni12:05:140
2489512993028,1cyclictest64742-21isc-net-000011:20:043
2489512993028,1cyclictest2083014-1kworker/3:2H+kblockd08:05:113
2489512993028,1cyclictest1318-21snmpd12:07:443
2489512993028,1cyclictest1318-21snmpd10:36:473
2489512993025,5cyclictest2083014-1kworker/3:2H+kblockd11:25:473
2489507993028,1cyclictest2052540-1kworker/1:0H+kblockd07:41:401
2489507993028,1cyclictest1318-21snmpd11:35:221
2489507993028,1cyclictest1318-21snmpd07:46:341
2489507993027,2cyclictest2052540-1kworker/1:0H+kblockd08:50:111
2489507993026,3cyclictest2537401-21kworker/u8:2+flush-179:008:30:011
2489502993028,1cyclictest64742-21isc-net-000008:10:040
2489502993028,1cyclictest2368504-1kworker/0:0H+kblockd12:27:060
2489502993028,1cyclictest2368504-1kworker/0:0H+kblockd11:55:010
2489502993028,1cyclictest1318-21snmpd09:24:330
2489502993028,1cyclictest1318-21snmpd08:58:020
2489502993026,3cyclictest47022-21systemd-journal09:04:590
2489512992929,0cyclictest1318-21snmpd11:55:473
2489512992927,1cyclictest1318-21snmpd11:18:073
2489512992927,1cyclictest1318-21snmpd10:25:593
2489512992927,1cyclictest1318-21snmpd08:25:263
2489512992926,2cyclictest2083014-1kworker/3:2H+kblockd10:12:133
2489512992923,5cyclictest2650041-21/usr/share/muni10:15:033
2489507992929,0cyclictest1318-21snmpd10:38:351
2489507992926,2cyclictest2052540-1kworker/1:0H+kblockd12:36:461
2489507992925,3cyclictest2509995-21kworker/u8:0+flush-179:008:05:101
2489502992929,0cyclictest1318-21snmpd11:20:460
2489502992929,0cyclictest1318-21snmpd07:21:210
2489502992928,1cyclictest1318-21snmpd10:19:380
2489502992928,1cyclictest1318-21snmpd09:50:270
2489502992927,2cyclictest2513463-21kworker/u8:2+events_unbound07:55:140
2489502992927,1cyclictest2368504-1kworker/0:0H+kblockd12:36:130
2489512992826,1cyclictest2083014-1kworker/3:2H+kblockd09:36:083
2489512992824,3cyclictest2493888-21/usr/share/muni07:15:143
2489507992826,1cyclictest1318-21snmpd08:16:161
2489507992818,9cyclictest2705907-21kworker/u8:1+flush-179:011:25:271
2489502992828,0cyclictest1318-21snmpd10:23:230
2489502992828,0cyclictest1318-21snmpd08:16:550
2489502992826,1cyclictest1318-21snmpd11:11:360
2489502992825,2cyclictest2368504-1kworker/0:0H+kblockd11:35:160
2489512992725,1cyclictest64742-21isc-net-000012:25:053
2489502992726,1cyclictest2368504-1kworker/0:0H+kblockd07:25:300
2489502992622,3cyclictest2512075-21/usr/share/muni07:35:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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