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2026-04-11 - 18:42

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #8, slot #6

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
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 rack8slot6s.osadl.org (updated Sat Apr 11, 2026 12:43:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1429992019,1cyclictest65850irq/126-lan10:05:133
1429991817,1cyclictest65850irq/126-lan12:20:183
1429991817,1cyclictest65850irq/126-lan11:15:133
1429991817,1cyclictest65850irq/126-lan09:50:173
1429991817,1cyclictest65850irq/126-lan07:30:173
1429991817,1cyclictest65850irq/126-lan07:20:183
1416991818,0cyclictest743-21snmpd08:00:000
1429991717,0cyclictest65850irq/126-lan08:05:143
1429991716,1cyclictest65850irq/126-lan12:05:223
1429991716,1cyclictest65850irq/126-lan12:00:203
1429991716,1cyclictest65850irq/126-lan11:50:133
1429991716,1cyclictest65850irq/126-lan11:20:143
1429991716,1cyclictest65850irq/126-lan09:48:503
1429991716,1cyclictest65850irq/126-lan09:30:113
1429991716,1cyclictest65850irq/126-lan07:45:213
1429991616,0cyclictest65850irq/126-lan12:30:163
1429991616,0cyclictest65850irq/126-lan08:57:503
1429991616,0cyclictest65850irq/126-lan07:10:113
1429991615,1cyclictest65850irq/126-lan11:35:193
1429991615,1cyclictest65850irq/126-lan11:10:193
1429991615,1cyclictest65850irq/126-lan10:55:123
1429991615,1cyclictest65850irq/126-lan10:45:193
1429991615,1cyclictest65850irq/126-lan09:58:563
1429991615,1cyclictest65850irq/126-lan09:40:223
1429991615,1cyclictest65850irq/126-lan09:15:193
1429991615,1cyclictest65850irq/126-lan09:10:113
1429991615,1cyclictest65850irq/126-lan08:15:123
1429991615,1cyclictest65850irq/126-lan08:00:223
1429991615,1cyclictest65850irq/126-lan07:55:133
1429991515,0cyclictest65850irq/126-lan11:30:213
1429991515,0cyclictest65850irq/126-lan10:25:223
1429991515,0cyclictest65850irq/126-lan09:05:123
1429991515,0cyclictest65850irq/126-lan07:25:223
1429991514,1cyclictest65850irq/126-lan11:55:173
1429991514,1cyclictest65850irq/126-lan10:41:503
1429991514,1cyclictest65850irq/126-lan10:15:163
1429991514,1cyclictest65850irq/126-lan09:35:183
1429991514,1cyclictest65850irq/126-lan09:25:173
1429991514,1cyclictest65850irq/126-lan09:20:143
1429991514,1cyclictest65850irq/126-lan08:10:193
1416991515,0cyclictest743-21snmpd12:39:010
1416991515,0cyclictest743-21snmpd11:28:290
1416991515,0cyclictest743-21snmpd11:24:040
1416991515,0cyclictest743-21snmpd10:05:320
1416991515,0cyclictest743-21snmpd10:04:080
1416991515,0cyclictest743-21snmpd09:43:190
1416991515,0cyclictest3152-21cat11:10:130
1416991514,1cyclictest743-21snmpd09:08:420
1429991414,0cyclictest65850irq/126-lan12:15:203
1429991414,0cyclictest65850irq/126-lan11:25:153
1429991414,0cyclictest65850irq/126-lan10:20:123
1429991414,0cyclictest65850irq/126-lan07:40:153
1429991413,1cyclictest65850irq/126-lan11:00:243
1429991413,1cyclictest65850irq/126-lan10:35:183
1429991413,1cyclictest65850irq/126-lan10:30:193
1429991413,1cyclictest65850irq/126-lan10:00:173
1429991413,1cyclictest65850irq/126-lan08:40:123
1429991413,1cyclictest65850irq/126-lan07:15:143
1416991414,0cyclictest743-21snmpd11:49:470
1416991414,0cyclictest743-21snmpd11:43:020
1416991414,0cyclictest743-21snmpd11:01:070
1416991414,0cyclictest743-21snmpd10:43:000
1416991414,0cyclictest743-21snmpd10:31:560
1416991414,0cyclictest743-21snmpd09:28:270
1416991414,0cyclictest743-21snmpd08:32:310
1416991414,0cyclictest743-21snmpd07:59:450
1416991414,0cyclictest743-21snmpd07:44:060
1416991414,0cyclictest31869-21cat12:20:150
1429991313,0cyclictest65850irq/126-lan09:00:123
1429991312,1cyclictest65850irq/126-lan12:10:183
1429991312,1cyclictest65850irq/126-lan11:45:173
1429991312,1cyclictest65850irq/126-lan11:40:163
1429991312,1cyclictest65850irq/126-lan10:50:203
1429991312,1cyclictest65850irq/126-lan08:29:503
1416991313,0cyclictest8539-21cat07:25:150
1416991313,0cyclictest743-21snmpd12:11:030
1416991313,0cyclictest743-21snmpd12:03:070
1416991313,0cyclictest743-21snmpd10:36:090
1416991313,0cyclictest743-21snmpd10:24:110
1416991313,0cyclictest743-21snmpd09:45:340
1416991313,0cyclictest743-21snmpd08:09:420
1416991313,0cyclictest6509-21cat07:20:140
1416991313,0cyclictest28744-21cat08:15:150
1416991312,1cyclictest15459-21kworker/0:0+events07:19:120
1429991212,0cyclictest65850irq/126-lan10:13:503
1429991212,0cyclictest65850irq/126-lan08:45:143
1429991212,0cyclictest65850irq/126-lan08:34:493
1429991111,0cyclictest65850irq/126-lan07:50:193
1429991110,1cyclictest65850irq/126-lan12:25:153
1429991110,1cyclictest65850irq/126-lan11:05:123
1429991110,1cyclictest65850irq/126-lan08:35:133
142999109,1cyclictest65850irq/126-lan07:35:183
14299998,1cyclictest65850irq/126-lan08:50:173
14259998,1cyclictest743-21snmpd08:36:402
14259998,1cyclictest743-21snmpd07:38:322
14219998,1cyclictest743-21snmpd11:52:021
14219998,1cyclictest743-21snmpd10:33:271
14219998,1cyclictest743-21snmpd09:23:111
14169998,1cyclictest743-21snmpd10:27:270
14169998,1cyclictest743-21snmpd07:39:360
14169998,1cyclictest741-21lldpd12:17:380
14299986,2cyclictest717-21ntpd08:21:463
14259988,0cyclictest743-21snmpd10:06:382
14259988,0cyclictest743-21snmpd08:02:532
14259988,0cyclictest743-21snmpd07:46:202
14259988,0cyclictest741-21lldpd11:28:112
14259988,0cyclictest741-21lldpd11:09:272
14259988,0cyclictest741-21lldpd10:30:132
14259988,0cyclictest741-21lldpd08:30:282
14259988,0cyclictest741-21lldpd08:07:512
14259987,1cyclictest743-21snmpd12:10:242
14259987,1cyclictest743-21snmpd09:27:422
14259987,1cyclictest741-21lldpd07:30:062
14259986,2cyclictest743-21snmpd12:06:302
14259986,2cyclictest743-21snmpd11:56:542
14259986,2cyclictest743-21snmpd11:39:502
14259986,2cyclictest743-21snmpd11:14:292
14259986,2cyclictest743-21snmpd10:53:302
14259986,2cyclictest743-21snmpd10:22:292
14259986,2cyclictest743-21snmpd08:20:432
14219988,0cyclictest743-21snmpd10:21:471
14219988,0cyclictest743-21snmpd08:43:321
14219988,0cyclictest741-21lldpd12:08:461
14219988,0cyclictest741-21lldpd10:04:291
14219988,0cyclictest741-21lldpd09:43:301
14219988,0cyclictest741-21lldpd08:46:491
14219988,0cyclictest741-21lldpd07:52:511
14219987,1cyclictest743-21snmpd12:14:361
14219987,1cyclictest743-21snmpd10:57:101
14219987,1cyclictest743-21snmpd08:53:141
14219987,1cyclictest743-21snmpd07:19:581
14219986,2cyclictest743-21snmpd12:38:551
14219986,2cyclictest743-21snmpd12:29:431
14219986,2cyclictest743-21snmpd12:02:371
14219986,2cyclictest743-21snmpd10:28:261
14219986,2cyclictest743-21snmpd09:04:381
14219986,2cyclictest7205-21cat11:20:151
14169988,0cyclictest743-21snmpd11:31:200
14169988,0cyclictest743-21snmpd08:52:290
14169988,0cyclictest741-21lldpd11:58:100
14169988,0cyclictest741-21lldpd11:52:040
14169988,0cyclictest741-21lldpd08:55:110
14169988,0cyclictest741-21lldpd07:50:540
14169986,2cyclictest743-21snmpd10:58:240
14299976,1cyclictest743-21snmpd12:35:073
14259977,0cyclictest743-21snmpd12:30:352
14259977,0cyclictest743-21snmpd09:38:252
14259977,0cyclictest743-21snmpd09:11:332
14259977,0cyclictest743-21snmpd08:51:502
14259977,0cyclictest741-21lldpd12:27:392
14259977,0cyclictest741-21lldpd11:34:202
14259977,0cyclictest741-21lldpd10:41:412
14259977,0cyclictest741-21lldpd09:34:442
14259977,0cyclictest741-21lldpd08:14:512
14259977,0cyclictest741-21lldpd07:29:382
14259977,0cyclictest741-21lldpd07:11:062
14259976,1cyclictest743-21snmpd12:21:242
14259976,1cyclictest743-21snmpd11:53:502
14259976,1cyclictest743-21snmpd10:59:482
14259976,1cyclictest743-21snmpd09:50:582
14259976,1cyclictest743-21snmpd08:59:532
14259976,1cyclictest743-21snmpd07:18:502
14259976,1cyclictest522-21avahi-daemon09:20:132
14259975,2cyclictest743-21snmpd11:45:262
14259975,2cyclictest743-21snmpd11:16:042
14259975,2cyclictest743-21snmpd11:03:432
14259975,2cyclictest743-21snmpd08:41:472
14259975,2cyclictest743-21snmpd07:23:502
14219977,0cyclictest743-21snmpd11:43:501
14219977,0cyclictest743-21snmpd11:15:521
14219977,0cyclictest743-21snmpd11:14:461
14219977,0cyclictest743-21snmpd10:47:301
14219977,0cyclictest743-21snmpd09:38:161
14219977,0cyclictest743-21snmpd07:30:281
14219977,0cyclictest741-21lldpd09:45:441
14219977,0cyclictest741-21lldpd09:10:561
14219977,0cyclictest741-21lldpd09:09:581
14219977,0cyclictest741-21lldpd07:26:041
14219975,2cyclictest743-21snmpd11:34:081
14219975,2cyclictest743-21snmpd10:08:501
14219975,2cyclictest743-21snmpd09:33:391
14219975,2cyclictest743-21snmpd09:19:511
14219973,3cyclictest6918-21ntpq07:20:171
14219973,3cyclictest21487-21sed07:55:211
14169977,0cyclictest741-21lldpd10:52:150
14169977,0cyclictest741-21lldpd09:17:120
14169977,0cyclictest741-21lldpd09:13:480
14169977,0cyclictest741-21lldpd08:48:090
14169977,0cyclictest741-21lldpd08:21:070
14169977,0cyclictest741-21lldpd08:10:070
14169976,1cyclictest743-21snmpd10:14:320
14259966,0cyclictest743-21snmpd08:16:342
14259966,0cyclictest741-21lldpd11:23:302
14259966,0cyclictest741-21lldpd10:02:182
14259966,0cyclictest741-21lldpd07:50:202
14259965,1cyclictest743-21snmpd09:02:202
14259965,1cyclictest743-21snmpd08:48:112
14259965,1cyclictest743-21snmpd07:57:392
14259965,1cyclictest16560-21cat09:05:142
14259965,1cyclictest14287-21cpuspeed_turbos07:40:122
14259964,2cyclictest743-21snmpd09:16:392
14259964,2cyclictest743-21snmpd08:25:492
14259963,3cyclictest557-21NetworkManager10:45:182
14259960,5cyclictest557-21NetworkManager10:35:022
14219966,0cyclictest743-21snmpd10:11:141
14219966,0cyclictest522-21avahi-daemon12:17:561
14219965,1cyclictest743-21snmpd09:26:571
14219965,1cyclictest743-21snmpd08:39:291
14219965,1cyclictest741-21lldpd09:56:341
14219965,1cyclictest2071-21cpuspeed_turbos08:30:131
14219964,2cyclictest743-21snmpd11:06:281
14219964,2cyclictest743-21snmpd07:41:181
14219963,3cyclictest557-21NetworkManager08:56:541
14219962,3cyclictest21260-21fw_forwarded_lo10:35:131
14169966,0cyclictest743-21snmpd12:09:270
14169966,0cyclictest522-21avahi-daemon09:30:470
14169965,1cyclictest5396-21needreboot11:15:150
14169965,1cyclictest15459-21kworker/0:0+events12:25:170
14169965,1cyclictest15459-21kworker/0:0+events11:35:110
14169965,1cyclictest15459-21kworker/0:0+events11:05:190
14169965,1cyclictest15459-21kworker/0:0+events09:20:210
14169965,1cyclictest12959-21cpuspeed_turbos10:15:120
14259955,0cyclictest741-21lldpd09:46:362
14259955,0cyclictest522-21avahi-daemon12:01:492
14259952,2cyclictest575-21rs:main2
14259952,2cyclictest5152-21cut09:55:142
14259951,3cyclictest244-20systemd-journal12:18:042
14219955,0cyclictest741-21lldpd12:30:131
14219955,0cyclictest741-21lldpd07:45:561
14219955,0cyclictest16848-21/usr/sbin/munin11:45:171
14219954,1cyclictest743-21snmpd11:57:421
14219954,1cyclictest743-21snmpd10:15:081
14219954,1cyclictest506-21systemd-resolve11:25:191
14219954,1cyclictest31167-21ntpq08:20:191
14219953,2cyclictest743-21snmpd07:10:081
14219953,2cyclictest557-21NetworkManager12:23:291
14219952,3cyclictest557-21NetworkManager08:00:141
14219952,3cyclictest24443-21df08:05:131
14219952,2cyclictest4362-21seq09:53:201
14219952,2cyclictest29409-21sed08:15:211
14219952,2cyclictest14122-21grep11:35:201
14219952,2cyclictest12232-21expr07:35:131
14219951,3cyclictest26858-21memory08:10:161
14169955,0cyclictest743-21snmpd08:29:580
14169954,1cyclictest3346-21fschecks_time12:30:120
14169954,1cyclictest1679-21cpuspeed_turbos07:10:120
14169954,1cyclictest15459-21kworker/0:0+events10:45:170
14169954,1cyclictest15459-21kworker/0:0+events09:55:130
14169954,1cyclictest15459-21kworker/0:0+events09:35:150
14169954,1cyclictest15459-21kworker/0:0+events09:00:170
14169952,2cyclictest4241-21grep08:35:140
14169951,3cyclictest16519-21fw_packets07:45:140
14169951,3cyclictest10407-21fw_forwarded_lo07:30:130
14259943,1cyclictest31543-21kworker/2:2+events_freezable_pwr_efficient11:42:062
14259943,1cyclictest31543-21kworker/2:2+events_freezable_pwr_efficient10:25:132
14259942,2cyclictest743-21snmpd10:16:112
14259942,2cyclictest6278-21sed12:35:212
14219941,3cyclictest27120-21tr10:50:121
14219941,2cyclictest23213-21grep10:40:141
14219940,4cyclictest31858-21ntpq11:00:191
14219940,3cyclictest649-21ntp_192.168.11408:25:141
14169943,1cyclictest15459-21kworker/0:0+events09:50:130
14169941,2cyclictest6199-21df08:40:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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