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2026-05-29 - 18:20

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 Fri May 29, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1634994141,0cyclictest25066-21lspci11:13:371
1645991918,1cyclictest65850irq/126-lan11:50:213
1645991918,1cyclictest65850irq/126-lan10:40:113
1645991918,1cyclictest65850irq/126-lan09:20:013
1645991818,0cyclictest65850irq/126-lan11:14:243
1645991818,0cyclictest65850irq/126-lan08:00:173
1645991817,1cyclictest65850irq/126-lan10:50:153
1645991717,0cyclictest65850irq/126-lan10:35:153
1645991717,0cyclictest65850irq/126-lan08:48:053
1645991717,0cyclictest65850irq/126-lan08:23:533
1645991716,1cyclictest65850irq/126-lan12:30:123
1645991716,1cyclictest65850irq/126-lan11:40:003
1645991616,0cyclictest65850irq/126-lan12:05:183
1645991616,0cyclictest65850irq/126-lan10:23:153
1645991616,0cyclictest65850irq/126-lan09:35:133
1645991616,0cyclictest65850irq/126-lan09:10:143
1645991616,0cyclictest65850irq/126-lan09:05:143
1645991616,0cyclictest65850irq/126-lan07:40:043
1645991615,1cyclictest65850irq/126-lan12:25:123
1645991615,1cyclictest65850irq/126-lan11:15:103
1645991615,1cyclictest65850irq/126-lan11:09:003
1645991615,1cyclictest65850irq/126-lan10:27:073
1645991615,1cyclictest65850irq/126-lan09:50:213
1645991615,1cyclictest65850irq/126-lan09:25:123
1645991615,1cyclictest65850irq/126-lan08:55:203
1645991615,1cyclictest65850irq/126-lan08:05:113
1645991615,1cyclictest65850irq/126-lan07:50:093
1645991615,1cyclictest65850irq/126-lan07:20:183
1645991615,1cyclictest65850irq/126-lan07:11:043
1645991515,0cyclictest65850irq/126-lan11:35:193
1645991515,0cyclictest65850irq/126-lan11:00:113
1645991515,0cyclictest65850irq/126-lan10:55:223
1645991514,1cyclictest65850irq/126-lan12:15:113
1645991514,1cyclictest65850irq/126-lan11:55:133
1645991514,1cyclictest65850irq/126-lan10:10:213
1645991514,1cyclictest65850irq/126-lan09:40:153
1645991514,1cyclictest65850irq/126-lan09:15:133
1645991514,1cyclictest65850irq/126-lan08:35:113
1645991514,1cyclictest65850irq/126-lan08:25:123
1645991414,0cyclictest65850irq/126-lan12:21:143
1645991414,0cyclictest65850irq/126-lan11:30:183
1645991414,0cyclictest65850irq/126-lan09:45:163
1645991414,0cyclictest65850irq/126-lan09:00:003
1645991413,1cyclictest65850irq/126-lan12:35:113
1645991413,1cyclictest65850irq/126-lan10:45:213
1645991413,1cyclictest65850irq/126-lan10:31:153
1645991413,1cyclictest65850irq/126-lan10:05:163
1645991413,1cyclictest65850irq/126-lan09:55:143
1645991413,1cyclictest65850irq/126-lan08:50:203
1645991413,1cyclictest65850irq/126-lan08:50:193
1645991413,1cyclictest65850irq/126-lan08:43:053
1645991313,0cyclictest65850irq/126-lan12:00:103
1645991312,1cyclictest65850irq/126-lan12:10:183
1645991312,1cyclictest65850irq/126-lan11:45:193
1645991312,1cyclictest65850irq/126-lan10:15:133
1645991312,1cyclictest65850irq/126-lan09:30:153
1645991312,1cyclictest65850irq/126-lan07:55:013
1645991211,1cyclictest65850irq/126-lan07:30:113
1645991110,1cyclictest65850irq/126-lan08:15:153
164599109,1cyclictest65850irq/126-lan11:25:143
164599109,1cyclictest65850irq/126-lan10:02:153
16459996,3cyclictest743-21snmpd08:31:093
16429998,1cyclictest743-21snmpd11:48:552
16429998,1cyclictest743-21snmpd09:56:272
16429998,1cyclictest743-21snmpd09:53:272
16429998,1cyclictest743-21snmpd08:40:572
16349996,3cyclictest743-21snmpd07:13:191
16269998,1cyclictest743-21snmpd11:56:260
16269998,1cyclictest743-21snmpd08:02:110
16459988,0cyclictest741-21lldpd11:20:303
16459988,0cyclictest741-21lldpd07:29:453
16429988,0cyclictest743-21snmpd12:29:332
16429988,0cyclictest743-21snmpd11:18:362
16429988,0cyclictest743-21snmpd08:12:502
16429988,0cyclictest743-21snmpd07:45:402
16429988,0cyclictest741-21lldpd11:00:342
16429988,0cyclictest741-21lldpd08:47:442
16429988,0cyclictest741-21lldpd07:40:472
16429988,0cyclictest522-21avahi-daemon10:32:192
16429987,1cyclictest743-21snmpd12:34:292
16429987,1cyclictest743-21snmpd12:12:412
16429987,1cyclictest743-21snmpd10:43:492
16429987,1cyclictest743-21snmpd10:29:282
16429987,1cyclictest743-21snmpd09:31:412
16429987,1cyclictest743-21snmpd09:17:492
16429987,1cyclictest741-21lldpd10:53:162
16429987,1cyclictest741-21lldpd10:45:102
16429987,1cyclictest522-21avahi-daemon10:59:332
16429986,2cyclictest743-21snmpd11:44:332
16429986,2cyclictest743-21snmpd10:39:382
16429986,2cyclictest23387-21cat08:25:142
16349988,0cyclictest743-21snmpd12:00:161
16349988,0cyclictest743-21snmpd10:32:131
16349988,0cyclictest741-21lldpd11:07:281
16349988,0cyclictest741-21lldpd09:43:531
16349988,0cyclictest741-21lldpd08:31:141
16349988,0cyclictest741-21lldpd07:40:131
16349987,1cyclictest743-21snmpd11:33:511
16349987,1cyclictest743-21snmpd10:11:181
16349987,1cyclictest743-21snmpd08:51:401
16349987,1cyclictest743-21snmpd08:51:401
16349987,1cyclictest522-21avahi-daemon07:30:181
16349987,1cyclictest27260-21fschecks_time10:00:111
16349986,2cyclictest743-21snmpd12:28:531
16349986,2cyclictest743-21snmpd12:09:251
16349986,2cyclictest743-21snmpd09:55:121
16349986,2cyclictest743-21snmpd08:27:571
16349986,2cyclictest743-21snmpd08:07:561
16349986,2cyclictest6660-21cut09:10:161
16269988,0cyclictest743-21snmpd11:00:020
16269988,0cyclictest743-21snmpd10:35:580
16269988,0cyclictest741-21lldpd10:57:320
16269988,0cyclictest741-21lldpd07:28:370
16269987,1cyclictest743-21snmpd11:12:440
16269987,1cyclictest743-21snmpd09:51:430
16269987,1cyclictest743-21snmpd09:31:440
16269987,1cyclictest743-21snmpd09:27:020
16269987,1cyclictest573-21in:imuxsock10:27:170
16269986,2cyclictest743-21snmpd12:29:590
16269986,2cyclictest743-21snmpd11:37:570
16269986,2cyclictest743-21snmpd11:27:160
16269986,2cyclictest26031-21cat12:30:150
16269986,2cyclictest13446-21cat12:00:130
16459976,1cyclictest743-21snmpd08:13:593
16429977,0cyclictest743-21snmpd10:16:512
16429977,0cyclictest743-21snmpd07:59:382
16429977,0cyclictest741-21lldpd12:20:362
16429977,0cyclictest741-21lldpd11:32:332
16429977,0cyclictest741-21lldpd11:25:592
16429977,0cyclictest741-21lldpd09:35:492
16429977,0cyclictest741-21lldpd09:12:392
16429977,0cyclictest27356-21cron08:40:002
16429976,1cyclictest743-21snmpd09:47:232
16429976,1cyclictest743-21snmpd09:28:262
16429976,1cyclictest743-21snmpd07:20:432
16429976,1cyclictest522-21avahi-daemon12:16:562
16429976,1cyclictest522-21avahi-daemon09:24:442
16429973,3cyclictest11398-21ntp_states11:55:162
16349977,0cyclictest743-21snmpd12:19:471
16349977,0cyclictest743-21snmpd10:59:501
16349977,0cyclictest743-21snmpd10:07:241
16349977,0cyclictest743-21snmpd08:58:041
16349977,0cyclictest741-21lldpd12:32:181
16349977,0cyclictest741-21lldpd11:26:431
16349977,0cyclictest741-21lldpd11:17:491
16349977,0cyclictest741-21lldpd09:19:011
16349977,0cyclictest741-21lldpd08:13:361
16349976,1cyclictest743-21snmpd12:23:021
16349976,1cyclictest743-21snmpd11:04:471
16349976,1cyclictest743-21snmpd08:43:481
16349976,1cyclictest28061-21gltestperf12:35:121
16349976,1cyclictest15476-21needreboot10:50:151
16349975,2cyclictest743-21snmpd12:12:021
16349975,2cyclictest28836-21cat11:20:141
16269977,0cyclictest743-21snmpd12:16:230
16269977,0cyclictest743-21snmpd12:13:430
16269977,0cyclictest743-21snmpd07:31:340
16269977,0cyclictest741-21lldpd11:48:370
16269977,0cyclictest741-21lldpd09:44:190
16269976,1cyclictest743-21snmpd11:08:470
16269976,1cyclictest743-21snmpd09:36:350
16269975,2cyclictest743-21snmpd09:45:350
16269975,2cyclictest743-21snmpd09:13:280
16269975,2cyclictest743-21snmpd09:09:340
16269975,2cyclictest743-21snmpd08:47:090
16269972,5cyclictest557-21NetworkManager11:32:260
16459966,0cyclictest65850irq/126-lan07:18:143
16459964,2cyclictest743-21snmpd07:49:563
16429966,0cyclictest743-21snmpd11:09:412
16429966,0cyclictest743-21snmpd07:13:342
16429966,0cyclictest741-21lldpd11:52:152
16429966,0cyclictest728-21rs:main2
16429966,0cyclictest4345-21sed09:05:142
16429965,1cyclictest743-21snmpd08:33:422
16429965,1cyclictest743-21snmpd07:52:322
16429965,1cyclictest741-21lldpd12:00:512
16429965,1cyclictest741-21lldpd09:40:332
16429965,1cyclictest522-21avahi-daemon12:05:262
16429965,1cyclictest31428-21gltestperf10:10:142
16429964,2cyclictest743-21snmpd10:21:462
16429964,2cyclictest743-21snmpd10:04:212
16429964,2cyclictest743-21snmpd08:53:042
16429964,2cyclictest743-21snmpd08:53:042
16429964,2cyclictest743-21snmpd08:02:382
16429964,2cyclictest743-21snmpd07:36:552
16429962,3cyclictest27679-21apt12:35:102
16349966,0cyclictest743-21snmpd11:35:151
16349966,0cyclictest741-21lldpd11:55:081
16349966,0cyclictest741-21lldpd10:15:041
16349966,0cyclictest741-21lldpd09:05:311
16349965,1cyclictest743-21snmpd09:34:081
16349965,1cyclictest743-21snmpd07:18:131
16349965,1cyclictest741-21lldpd08:48:121
16349965,1cyclictest741-21lldpd08:21:041
16349963,3cyclictest23274-21fw_forwarded_lo09:50:121
16269966,0cyclictest743-21snmpd08:30:030
16269966,0cyclictest741-21lldpd10:30:120
16269966,0cyclictest741-21lldpd08:06:180
16269966,0cyclictest506-21systemd-resolve07:53:590
16269965,1cyclictest743-21snmpd11:40:100
16269965,1cyclictest743-21snmpd10:53:260
16269965,1cyclictest743-21snmpd07:59:320
16269965,1cyclictest15750-21gltestperf12:05:120
16269964,2cyclictest743-21snmpd08:29:540
16269963,3cyclictest557-21NetworkManager10:13:310
16269963,2cyclictest672-21ntpq08:55:160
16269962,4cyclictest557-21NetworkManager10:47:170
16269962,3cyclictest22248-21wc08:20:010
16429955,0cyclictest741-21lldpd08:06:412
16429955,0cyclictest522-21avahi-daemon08:17:232
16429953,2cyclictest743-21snmpd09:04:192
16429952,2cyclictest29424-21tail10:05:142
16429950,4cyclictest2892-21ntpq11:35:162
16349955,0cyclictest743-21snmpd11:41:191
16349955,0cyclictest741-21lldpd07:36:221
16349954,1cyclictest743-21snmpd08:00:141
16349954,1cyclictest741-21lldpd09:00:131
16349954,1cyclictest0-21swapper/109:45:151
16349954,1cyclictest0-21swapper/109:30:001
16349954,1cyclictest0-21swapper/109:20:191
16349953,2cyclictest8976-21cat11:50:141
16349953,2cyclictest743-21snmpd10:25:101
16349953,2cyclictest743-21snmpd09:35:411
16349953,2cyclictest743-21snmpd07:29:161
16349952,3cyclictest743-21snmpd10:46:161
16349952,2cyclictest244-20systemd-journal07:51:021
16349952,2cyclictest11475-21needreboot10:40:151
16349951,3cyclictest25912-21fw_forwarded_lo08:35:121
16269955,0cyclictest8671-21needreboot09:15:140
16269955,0cyclictest741-21lldpd11:20:050
16269955,0cyclictest741-21lldpd07:35:590
16269954,1cyclictest741-21lldpd09:56:190
16269954,1cyclictest575-21rs:main0
16269954,1cyclictest20973-21GUsbEventThread07:20:110
16269953,2cyclictest557-21NetworkManager10:21:570
16269953,0cyclictest0-21swapper/010:07:500
16269952,3cyclictest557-21NetworkManager07:46:350
16269952,2cyclictest743-21snmpd07:15:160
16269952,2cyclictest31962-21sshd08:54:050
16269952,2cyclictest31962-21sshd08:54:050
16269951,3cyclictest28592-21sed12:35:170
16269951,3cyclictest27513-21wc11:15:180
16269951,3cyclictest11128-21fw_packets10:40:130
16459944,0cyclictest65850irq/126-lan07:35:013
16429942,2cyclictest743-21snmpd08:20:252
16429942,2cyclictest743-21snmpd07:27:522
16429941,3cyclictest557-21NetworkManager07:16:302
16429940,4cyclictest779-21ntpq08:55:172
16429940,4cyclictest557-21NetworkManager11:10:082
16429940,4cyclictest29136-21ntpq11:20:162
16349944,0cyclictest741-21lldpd07:55:481
16349944,0cyclictest0-21swapper/110:35:211
16349943,1cyclictest25832-21kworker/1:0-mm_percpu_wq07:20:111
16349941,2cyclictest6681-21cpuspeed_turbos11:45:111
16349941,2cyclictest3543-21collect210:20:171
16349941,2cyclictest20429-21grep08:15:101
16349940,2cyclictest12859-21cat07:50:001
16269944,0cyclictest741-21lldpd08:22:320
16269942,2cyclictest743-21snmpd08:35:120
16269942,2cyclictest27133-21grep10:00:100
16269942,0cyclictest0-21swapper/008:42:490
16269941,2cyclictest10960-21latency09:20:130
16269940,4cyclictest8663-21cut11:50:120
16269940,4cyclictest2726-21ntpq09:00:150
16269940,4cyclictest22353-21ntpq12:20:150
16269940,4cyclictest1471-21ntpq10:15:160
16269940,3cyclictest2007-21grep07:10:110
16269940,3cyclictest10476-21diskstats07:40:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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