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2026-06-25 - 16:43

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 Thu Jun 25, 2026 12:43:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17470992019,1cyclictest65850irq/126-lan10:20:130
17470991918,1cyclictest65850irq/126-lan11:45:190
17470991918,1cyclictest65850irq/126-lan07:45:180
17470991818,0cyclictest65850irq/126-lan07:40:230
17470991817,1cyclictest65850irq/126-lan10:30:170
17470991817,1cyclictest65850irq/126-lan09:15:160
17470991817,1cyclictest65850irq/126-lan08:40:120
17470991817,1cyclictest65850irq/126-lan08:20:160
17470991817,1cyclictest65850irq/126-lan07:55:180
17470991717,0cyclictest65850irq/126-lan08:45:170
17470991716,1cyclictest65850irq/126-lan11:33:470
17470991716,1cyclictest65850irq/126-lan11:20:110
17470991716,1cyclictest65850irq/126-lan10:40:170
17470991716,1cyclictest65850irq/126-lan09:30:120
17470991716,1cyclictest65850irq/126-lan07:50:110
17470991616,0cyclictest65850irq/126-lan12:05:160
17470991616,0cyclictest65850irq/126-lan10:25:120
17470991616,0cyclictest65850irq/126-lan10:05:140
17470991616,0cyclictest65850irq/126-lan07:17:100
17470991615,1cyclictest65850irq/126-lan11:25:140
17470991615,1cyclictest65850irq/126-lan09:25:010
17470991615,1cyclictest65850irq/126-lan08:55:110
17470991615,1cyclictest65850irq/126-lan08:50:160
17470991615,1cyclictest65850irq/126-lan08:30:120
17470991615,1cyclictest65850irq/126-lan08:15:180
17470991515,0cyclictest65850irq/126-lan12:20:170
17470991515,0cyclictest65850irq/126-lan12:02:090
17470991515,0cyclictest65850irq/126-lan11:05:090
17470991515,0cyclictest65850irq/126-lan09:55:120
17470991515,0cyclictest65850irq/126-lan08:25:100
17470991514,1cyclictest65850irq/126-lan12:25:110
17470991514,1cyclictest65850irq/126-lan10:35:130
17470991514,1cyclictest65850irq/126-lan09:42:280
17470991514,1cyclictest65850irq/126-lan08:00:160
17470991414,0cyclictest65850irq/126-lan12:30:090
17470991414,0cyclictest65850irq/126-lan11:15:100
17470991414,0cyclictest65850irq/126-lan10:00:000
17470991414,0cyclictest65850irq/126-lan09:50:150
17470991414,0cyclictest65850irq/126-lan08:14:220
17470991414,0cyclictest65850irq/126-lan08:06:100
17470991413,1cyclictest65850irq/126-lan11:50:170
17470991413,1cyclictest65850irq/126-lan10:57:380
17470991413,1cyclictest65850irq/126-lan10:55:000
17470991413,1cyclictest65850irq/126-lan07:20:110
17470991413,1cyclictest65850irq/126-lan07:10:170
17477991313,0cyclictest743-21snmpd08:23:172
17477991313,0cyclictest20003-21cat11:10:132
17470991313,0cyclictest65850irq/126-lan07:25:050
17470991312,1cyclictest65850irq/126-lan12:35:010
17470991312,1cyclictest65850irq/126-lan11:35:110
17470991312,1cyclictest65850irq/126-lan11:00:090
17470991312,1cyclictest65850irq/126-lan10:45:150
17470991312,1cyclictest65850irq/126-lan09:35:110
17477991212,0cyclictest743-21snmpd10:37:592
17477991212,0cyclictest743-21snmpd09:08:032
17470991212,0cyclictest65850irq/126-lan11:55:140
17470991212,0cyclictest65850irq/126-lan11:42:100
17470991212,0cyclictest65850irq/126-lan10:10:530
17470991212,0cyclictest65850irq/126-lan09:48:100
17470991211,1cyclictest65850irq/126-lan12:15:180
17470991211,1cyclictest65850irq/126-lan12:10:110
17470991211,1cyclictest65850irq/126-lan08:35:150
17470991211,1cyclictest65850irq/126-lan07:35:150
17477991111,0cyclictest743-21snmpd12:33:112
17477991111,0cyclictest743-21snmpd12:10:312
17477991111,0cyclictest743-21snmpd12:03:582
17477991111,0cyclictest743-21snmpd11:43:332
17477991111,0cyclictest743-21snmpd11:39:372
17477991111,0cyclictest743-21snmpd11:17:352
17477991111,0cyclictest743-21snmpd11:04:052
17477991111,0cyclictest743-21snmpd10:16:032
17477991111,0cyclictest743-21snmpd09:21:192
17477991111,0cyclictest743-21snmpd09:01:062
17477991111,0cyclictest743-21snmpd08:57:422
17477991111,0cyclictest743-21snmpd08:50:152
17477991111,0cyclictest743-21snmpd07:58:312
17477991111,0cyclictest28197-21cat07:35:122
17477991111,0cyclictest1898-21cat07:50:132
17470991111,0cyclictest65850irq/126-lan09:05:370
17470991111,0cyclictest65850irq/126-lan09:00:100
17470991110,1cyclictest65850irq/126-lan11:10:160
17477991010,0cyclictest743-21snmpd11:57:182
17477991010,0cyclictest743-21snmpd11:49:122
17477991010,0cyclictest743-21snmpd11:25:052
17477991010,0cyclictest743-21snmpd10:12:302
17477991010,0cyclictest743-21snmpd09:52:292
17470991010,0cyclictest65850irq/126-lan10:15:170
174809999,0cyclictest743-21snmpd12:05:563
174779999,0cyclictest743-21snmpd08:39:472
174779998,1cyclictest743-21snmpd12:29:572
174729998,1cyclictest743-21snmpd07:31:001
174709998,1cyclictest65850irq/126-lan09:23:100
174709998,1cyclictest65850irq/126-lan09:10:150
174809988,0cyclictest743-21snmpd12:21:493
174809988,0cyclictest743-21snmpd11:31:383
174809988,0cyclictest743-21snmpd10:10:543
174809988,0cyclictest743-21snmpd09:21:433
174809988,0cyclictest743-21snmpd08:54:453
174809988,0cyclictest743-21snmpd08:42:033
174809988,0cyclictest743-21snmpd07:53:433
174809988,0cyclictest741-21lldpd11:16:393
174809988,0cyclictest741-21lldpd07:26:213
174809987,1cyclictest506-21systemd-resolve08:20:063
174809986,2cyclictest7952-21cat08:05:133
174809986,2cyclictest743-21snmpd11:57:033
174809986,2cyclictest743-21snmpd07:14:223
174779988,0cyclictest743-21snmpd11:32:022
174779988,0cyclictest743-21snmpd10:54:082
174779988,0cyclictest743-21snmpd08:42:002
174779988,0cyclictest743-21snmpd07:23:212
174779988,0cyclictest741-21lldpd10:02:122
174779988,0cyclictest741-21lldpd09:36:482
174779988,0cyclictest741-21lldpd08:30:532
174779987,1cyclictest743-21snmpd10:42:192
174779987,1cyclictest743-21snmpd09:29:012
174779987,1cyclictest743-21snmpd08:03:402
174779986,2cyclictest743-21snmpd09:16:172
174779986,2cyclictest743-21snmpd07:27:242
174729988,0cyclictest741-21lldpd07:14:281
174729987,1cyclictest743-21snmpd12:33:411
174729987,1cyclictest743-21snmpd12:29:421
174729987,1cyclictest743-21snmpd10:58:401
174729987,1cyclictest741-21lldpd11:21:431
174729987,1cyclictest741-21lldpd08:08:311
174729986,2cyclictest743-21snmpd10:02:591
174729986,2cyclictest743-21snmpd09:31:341
174729986,2cyclictest743-21snmpd07:55:401
174729986,2cyclictest30107-21cat11:35:131
174709987,1cyclictest65850irq/126-lan07:30:110
174809977,0cyclictest743-21snmpd09:43:323
174809977,0cyclictest743-21snmpd07:46:163
174809977,0cyclictest743-21snmpd07:16:153
174809977,0cyclictest741-21lldpd11:46:023
174809977,0cyclictest741-21lldpd11:13:453
174809977,0cyclictest741-21lldpd10:26:393
174809977,0cyclictest741-21lldpd09:50:003
174809977,0cyclictest741-21lldpd07:22:103
174809977,0cyclictest522-21avahi-daemon12:12:453
174809976,1cyclictest522-21avahi-daemon11:27:353
174809975,2cyclictest743-21snmpd12:25:343
174809975,2cyclictest743-21snmpd10:34:373
174809975,2cyclictest743-21snmpd10:21:273
174809975,2cyclictest743-21snmpd10:02:003
174809975,2cyclictest743-21snmpd08:59:543
174809975,2cyclictest743-21snmpd07:36:483
174779977,0cyclictest743-21snmpd12:21:462
174779977,0cyclictest741-21lldpd10:29:432
174779977,0cyclictest741-21lldpd08:12:032
174779977,0cyclictest741-21lldpd07:45:042
174779977,0cyclictest741-21lldpd07:42:522
174779976,1cyclictest522-21avahi-daemon10:45:542
174779976,1cyclictest16993-21fschecks_count09:45:122
174779975,2cyclictest743-21snmpd09:33:222
174779975,2cyclictest743-21snmpd09:12:372
174729977,0cyclictest743-21snmpd11:12:021
174729977,0cyclictest743-21snmpd10:46:071
174729977,0cyclictest743-21snmpd10:38:471
174729977,0cyclictest743-21snmpd08:56:451
174729977,0cyclictest741-21lldpd08:45:121
174729977,0cyclictest741-21lldpd07:37:461
174729976,1cyclictest743-21snmpd10:50:111
174729976,1cyclictest743-21snmpd10:44:371
174729976,1cyclictest741-21lldpd11:49:581
174729976,1cyclictest244-20systemd-journal09:04:391
174729975,2cyclictest743-21snmpd12:38:471
174729975,2cyclictest743-21snmpd12:01:461
174729975,2cyclictest743-21snmpd09:08:091
174729975,2cyclictest26580-21cat08:50:141
174729975,2cyclictest20528-21cat08:35:131
174729975,2cyclictest1419-21cat10:25:131
174809966,0cyclictest743-21snmpd11:50:253
174809966,0cyclictest743-21snmpd09:36:013
174809966,0cyclictest741-21lldpd12:16:423
174809966,0cyclictest741-21lldpd09:03:233
174809966,0cyclictest0-21swapper/310:55:013
174809965,1cyclictest743-21snmpd10:40:133
174809964,2cyclictest743-21snmpd12:36:443
174809964,2cyclictest743-21snmpd10:37:163
174809964,2cyclictest743-21snmpd10:18:093
174809964,2cyclictest743-21snmpd08:29:563
174809964,2cyclictest244-20systemd-journal09:15:153
174809963,2cyclictest9922-21sed08:10:133
174809962,3cyclictest244-20systemd-journal09:47:143
174779966,0cyclictest741-21lldpd08:08:012
174779965,1cyclictest743-21snmpd07:30:272
174779964,2cyclictest244-20systemd-journal12:15:192
174779962,4cyclictest557-21NetworkManager11:54:392
174779962,3cyclictest244-20systemd-journal10:55:162
174779962,3cyclictest12944-21awk08:15:212
174729966,0cyclictest743-21snmpd10:30:061
174729966,0cyclictest743-21snmpd09:57:501
174729966,0cyclictest743-21snmpd07:25:121
174729966,0cyclictest741-21lldpd11:44:121
174729966,0cyclictest741-21lldpd11:01:371
174729966,0cyclictest741-21lldpd08:34:321
174729966,0cyclictest506-21systemd-resolve08:42:101
174729965,1cyclictest743-21snmpd07:17:181
174729965,1cyclictest522-21avahi-daemon09:46:071
174729965,1cyclictest522-21avahi-daemon07:49:271
174729965,1cyclictest21944-21fschecks_time07:20:121
174729965,1cyclictest13358-21idleruntime-cro08:20:001
174729964,2cyclictest743-21snmpd12:15:581
174729964,2cyclictest743-21snmpd08:28:471
174729964,2cyclictest743-21snmpd08:21:111
174729962,3cyclictest19001-21diskstats09:50:111
174809955,0cyclictest741-21lldpd11:41:503
174809955,0cyclictest741-21lldpd10:56:333
174809955,0cyclictest741-21lldpd09:29:323
174809955,0cyclictest741-21lldpd08:01:473
174809954,1cyclictest743-21snmpd12:32:293
174809954,1cyclictest20870-21ntpq08:35:153
174809953,2cyclictest717-21ntpd08:30:463
174809952,2cyclictest9371-21head10:45:133
174809952,2cyclictest9027-21seq12:04:013
174809952,2cyclictest717-21ntpd11:05:163
174809952,2cyclictest3482-21dpkg07:55:113
174809952,2cyclictest30024-21expr11:35:133
174809952,2cyclictest25676-21grep10:05:123
174809952,2cyclictest24590-21interrupts08:45:133
174779955,0cyclictest17920-21cut07:10:142
174779954,1cyclictest743-21snmpd11:23:062
174779954,1cyclictest22706-21ntpq12:35:162
174779953,2cyclictest717-21ntpd09:41:432
174779952,3cyclictest557-21NetworkManager10:07:352
174729955,0cyclictest743-21snmpd09:18:431
174729955,0cyclictest743-21snmpd07:53:071
174729955,0cyclictest741-21lldpd11:54:081
174729955,0cyclictest741-21lldpd10:21:151
174729955,0cyclictest741-21lldpd08:13:171
174729955,0cyclictest741-21lldpd07:41:461
174729954,1cyclictest9033-21ntpq09:25:171
174729954,1cyclictest743-21snmpd11:07:031
174729954,1cyclictest743-21snmpd10:05:321
174729954,1cyclictest743-21snmpd09:35:581
174729953,2cyclictest743-21snmpd12:11:471
174729952,3cyclictest7113-21seq08:03:171
174729952,3cyclictest16133-21perl12:20:121
174729952,2cyclictest6164-21tune2fs09:20:131
174729951,3cyclictest6145-21ntpq11:55:161
174729951,3cyclictest21586-21apt11:15:101
174809944,0cyclictest741-21lldpd11:00:453
174809943,1cyclictest557-21NetworkManager09:10:163
174809943,1cyclictest511ktimers/309:05:123
174809942,2cyclictest511ktimers/307:30:113
174809942,2cyclictest23754-21expr11:20:123
174809942,2cyclictest20823-21acpi09:55:113
174809941,2cyclictest10780-21interrupts09:30:153
174809940,2cyclictest30152-21head07:40:153
174809940,2cyclictest11946-21sed08:15:143
174779943,1cyclictest24856-21ntpq08:45:152
174779943,1cyclictest0-21swapper/211:05:152
174779942,2cyclictest9920-21cat12:05:142
174779942,2cyclictest557-21NetworkManager10:30:022
174779942,2cyclictest21548-21sh09:55:162
174779942,2cyclictest16014-21grep08:25:142
174779941,2cyclictest32727-21who10:20:212
174779940,3cyclictest21469-21sendmail-msp07:20:002
174729943,1cyclictest331ktimers/112:05:171
174729942,2cyclictest26417-21ntpq11:25:171
174729942,2cyclictest2422-21wc09:10:141
174729942,2cyclictest14088-21sh09:40:001
174729941,2cyclictest29737-21ls10:15:131
174729940,3cyclictest29071-21idleruntime-cro10:15:001
174729940,3cyclictest29001-21users11:30:221
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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