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2026-07-12 - 22:44

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 376 highest latencies:
System rack8slot6s.osadl.org (updated Sun Jul 12, 2026 12:43:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5946992019,1cyclictest65850irq/126-lan09:12:360
5946991818,0cyclictest65850irq/126-lan10:10:530
5946991817,1cyclictest65850irq/126-lan12:30:130
5946991817,1cyclictest65850irq/126-lan12:03:560
5946991817,1cyclictest65850irq/126-lan11:30:190
5946991817,1cyclictest65850irq/126-lan11:15:200
5946991817,1cyclictest65850irq/126-lan11:10:160
5946991817,1cyclictest65850irq/126-lan10:35:160
5946991817,1cyclictest65850irq/126-lan10:00:140
5946991717,0cyclictest65850irq/126-lan10:40:300
5946991717,0cyclictest65850irq/126-lan10:30:160
5946991717,0cyclictest65850irq/126-lan07:50:120
5946991716,1cyclictest65850irq/126-lan10:15:130
5946991716,1cyclictest65850irq/126-lan07:21:130
5946991616,0cyclictest65850irq/126-lan11:06:530
5946991616,0cyclictest65850irq/126-lan11:00:010
5946991616,0cyclictest65850irq/126-lan10:45:130
5946991616,0cyclictest65850irq/126-lan10:20:220
5946991616,0cyclictest65850irq/126-lan09:38:400
5946991616,0cyclictest65850irq/126-lan08:57:070
5946991616,0cyclictest65850irq/126-lan08:25:210
5946991616,0cyclictest65850irq/126-lan07:29:450
5946991616,0cyclictest65850irq/126-lan07:13:270
5946991615,1cyclictest65850irq/126-lan12:15:110
5946991615,1cyclictest65850irq/126-lan08:43:260
5946991615,1cyclictest65850irq/126-lan08:30:170
5946991515,0cyclictest65850irq/126-lan11:54:250
5946991515,0cyclictest65850irq/126-lan11:25:200
5946991515,0cyclictest65850irq/126-lan09:40:140
5946991514,1cyclictest65850irq/126-lan09:25:210
5946991514,1cyclictest65850irq/126-lan08:20:000
5946991514,1cyclictest65850irq/126-lan07:30:210
5946991414,0cyclictest65850irq/126-lan11:45:190
5946991414,0cyclictest65850irq/126-lan11:40:190
5946991414,0cyclictest65850irq/126-lan10:05:210
5946991413,1cyclictest65850irq/126-lan11:20:160
5946991413,1cyclictest65850irq/126-lan08:52:470
5946991413,1cyclictest65850irq/126-lan08:35:140
5946991313,0cyclictest65850irq/126-lan12:20:160
5946991313,0cyclictest65850irq/126-lan09:55:110
5946991313,0cyclictest65850irq/126-lan09:30:150
5946991313,0cyclictest65850irq/126-lan09:20:150
5946991313,0cyclictest65850irq/126-lan09:05:100
5946991313,0cyclictest65850irq/126-lan07:15:160
5946991312,1cyclictest65850irq/126-lan12:05:130
5946991312,1cyclictest65850irq/126-lan10:25:120
5946991312,1cyclictest65850irq/126-lan09:45:110
5946991312,1cyclictest65850irq/126-lan08:05:180
5946991312,1cyclictest65850irq/126-lan08:00:150
5946991312,1cyclictest65850irq/126-lan07:55:000
5946991312,1cyclictest65850irq/126-lan07:45:170
5946991212,0cyclictest65850irq/126-lan08:20:170
5946991212,0cyclictest65850irq/126-lan07:35:200
5946991211,1cyclictest65850irq/126-lan11:55:200
5946991111,0cyclictest65850irq/126-lan12:35:150
5946991111,0cyclictest65850irq/126-lan11:35:180
5946991111,0cyclictest65850irq/126-lan09:50:200
5946991110,1cyclictest65850irq/126-lan09:15:170
595099108,1cyclictest743-21snmpd11:50:001
594699109,1cyclictest65850irq/126-lan08:45:160
59579998,1cyclictest743-21snmpd09:24:012
59579998,1cyclictest741-21lldpd08:53:312
59579997,1cyclictest30586-21cron08:10:002
59509998,1cyclictest743-21snmpd12:18:431
59509998,1cyclictest743-21snmpd10:08:061
59509998,1cyclictest741-21lldpd08:19:151
59469999,0cyclictest65850irq/126-lan10:55:130
59469998,1cyclictest65850irq/126-lan09:00:000
59629988,0cyclictest743-21snmpd12:17:263
59629988,0cyclictest743-21snmpd09:24:383
59629988,0cyclictest743-21snmpd09:07:383
59629988,0cyclictest741-21lldpd12:02:473
59629988,0cyclictest741-21lldpd11:00:473
59629988,0cyclictest741-21lldpd08:21:033
59629988,0cyclictest741-21lldpd08:17:353
59629987,1cyclictest743-21snmpd10:19:063
59629987,1cyclictest743-21snmpd09:30:053
59629987,1cyclictest725-21in:imuxsock08:10:003
59629986,2cyclictest743-21snmpd10:28:463
59629986,2cyclictest743-21snmpd10:06:123
59629986,2cyclictest743-21snmpd10:03:483
59629986,2cyclictest743-21snmpd08:27:033
59579988,0cyclictest743-21snmpd11:47:582
59579988,0cyclictest743-21snmpd11:34:282
59579988,0cyclictest743-21snmpd11:14:502
59579988,0cyclictest743-21snmpd08:59:192
59579988,0cyclictest743-21snmpd07:40:432
59579988,0cyclictest741-21lldpd12:07:202
59579988,0cyclictest741-21lldpd10:50:212
59579988,0cyclictest741-21lldpd09:47:422
59579987,1cyclictest743-21snmpd10:04:032
59579987,1cyclictest743-21snmpd09:38:262
59579986,2cyclictest743-21snmpd11:20:232
59579986,2cyclictest743-21snmpd07:11:162
59579986,2cyclictest6065-21cat12:25:142
59579984,3cyclictest7083-21df_inode09:50:122
59579984,3cyclictest17568-21memory10:15:142
59509988,0cyclictest743-21snmpd12:32:321
59509988,0cyclictest743-21snmpd12:10:101
59509988,0cyclictest743-21snmpd10:35:311
59509988,0cyclictest743-21snmpd09:54:111
59509988,0cyclictest743-21snmpd07:44:111
59509988,0cyclictest741-21lldpd10:10:461
59509987,1cyclictest743-21snmpd11:30:431
59509987,1cyclictest743-21snmpd09:37:441
59509987,1cyclictest741-21lldpd08:25:071
59509987,1cyclictest244-20systemd-journal11:15:201
59509986,2cyclictest743-21snmpd10:27:151
59509986,2cyclictest743-21snmpd09:10:341
59509986,2cyclictest743-21snmpd09:02:341
59469988,0cyclictest741-21lldpd12:26:070
59469987,1cyclictest741-21lldpd08:14:490
59469987,1cyclictest65850irq/126-lan10:50:170
59469987,1cyclictest65850irq/126-lan07:40:190
59629977,0cyclictest743-21snmpd11:34:543
59629977,0cyclictest743-21snmpd09:35:183
59629977,0cyclictest743-21snmpd08:44:513
59629977,0cyclictest743-21snmpd08:00:513
59629977,0cyclictest743-21snmpd07:30:343
59629977,0cyclictest741-21lldpd12:14:403
59629977,0cyclictest741-21lldpd11:20:463
59629977,0cyclictest741-21lldpd10:59:183
59629976,1cyclictest743-21snmpd08:59:073
59629976,1cyclictest743-21snmpd07:20:253
59629976,1cyclictest743-21snmpd07:16:463
59629975,2cyclictest743-21snmpd11:39:213
59629975,2cyclictest743-21snmpd10:14:093
59629975,2cyclictest743-21snmpd09:46:323
59629975,2cyclictest743-21snmpd09:43:473
59629975,2cyclictest743-21snmpd09:17:373
59629975,2cyclictest743-21snmpd09:00:223
59629975,2cyclictest743-21snmpd08:10:563
59629975,2cyclictest743-21snmpd07:36:073
59629974,3cyclictest743-21snmpd10:48:343
59629973,3cyclictest8336-21ntpq12:30:163
59579977,0cyclictest743-21snmpd09:12:312
59579977,0cyclictest743-21snmpd09:02:012
59579977,0cyclictest743-21snmpd08:31:422
59579977,0cyclictest741-21lldpd12:15:492
59579977,0cyclictest741-21lldpd11:57:482
59579977,0cyclictest741-21lldpd11:50:382
59579977,0cyclictest741-21lldpd09:28:442
59579977,0cyclictest741-21lldpd08:25:492
59579977,0cyclictest741-21lldpd08:18:292
59579977,0cyclictest741-21lldpd07:46:012
59579977,0cyclictest522-21avahi-daemon12:32:262
59579976,1cyclictest743-21snmpd10:40:312
59579976,1cyclictest743-21snmpd07:27:492
59579975,2cyclictest743-21snmpd10:32:342
59579975,2cyclictest743-21snmpd10:25:402
59579975,2cyclictest743-21snmpd08:11:232
59579975,2cyclictest11471-21cat08:40:132
59579973,3cyclictest14920-21perl07:30:132
59509977,0cyclictest743-21snmpd11:40:301
59509977,0cyclictest743-21snmpd11:37:001
59509977,0cyclictest743-21snmpd11:10:591
59509977,0cyclictest743-21snmpd09:27:321
59509977,0cyclictest743-21snmpd07:34:521
59509977,0cyclictest741-21lldpd11:59:241
59509977,0cyclictest741-21lldpd10:22:151
59509977,0cyclictest741-21lldpd09:16:261
59509977,0cyclictest741-21lldpd08:43:351
59509977,0cyclictest741-21lldpd08:23:371
59509977,0cyclictest741-21lldpd07:50:251
59509976,1cyclictest743-21snmpd12:28:171
59509976,1cyclictest743-21snmpd07:15:401
59509976,1cyclictest573-21in:imuxsock07:39:031
59509976,1cyclictest522-21avahi-daemon08:54:581
59509975,2cyclictest743-21snmpd12:06:581
59509975,2cyclictest743-21snmpd09:45:351
59509975,2cyclictest743-21snmpd08:56:221
59509973,3cyclictest4074-21ntp_states11:00:191
59469977,0cyclictest65850irq/126-lan12:13:400
59629966,0cyclictest743-21snmpd07:43:293
59629966,0cyclictest741-21lldpd10:40:143
59629965,1cyclictest743-21snmpd11:13:323
59629965,1cyclictest743-21snmpd10:33:403
59629965,1cyclictest743-21snmpd09:29:023
59629965,1cyclictest743-21snmpd08:46:573
59629965,1cyclictest743-21snmpd07:56:563
59629965,1cyclictest7220-21gltestperf09:50:133
59629965,1cyclictest5684-21cpuspeed_turbos12:25:123
59629964,2cyclictest743-21snmpd10:20:513
59629964,2cyclictest743-21snmpd07:45:243
59629963,3cyclictest9134-21memory08:35:153
59629963,3cyclictest0-21swapper/311:20:003
59629962,3cyclictest24015-21df_inode11:50:123
59629961,5cyclictest557-21NetworkManager11:47:323
59579966,0cyclictest743-21snmpd09:40:082
59579966,0cyclictest741-21lldpd11:18:472
59579966,0cyclictest741-21lldpd07:54:232
59579965,1cyclictest743-21snmpd09:15:372
59579965,1cyclictest5324-21cpuspeed_turbos11:05:112
59579965,1cyclictest522-21avahi-daemon09:55:242
59579965,1cyclictest16744-21cpuspeed_turbos07:35:112
59579964,2cyclictest743-21snmpd11:26:352
59579963,3cyclictest743-21snmpd12:00:592
59579963,3cyclictest557-21NetworkManager08:04:542
59579962,3cyclictest14938-21sed10:10:002
59579962,3cyclictest10321-21tr07:20:122
59509966,0cyclictest743-21snmpd07:13:281
59509966,0cyclictest741-21lldpd12:00:251
59509966,0cyclictest741-21lldpd09:05:121
59509966,0cyclictest741-21lldpd08:00:351
59509966,0cyclictest741-21lldpd07:26:041
59509966,0cyclictest522-21avahi-daemon07:47:021
59509965,1cyclictest743-21snmpd08:05:111
59509965,1cyclictest522-21avahi-daemon11:49:001
59509965,1cyclictest14334-21unixbench_multi08:45:211
59509964,2cyclictest743-21snmpd09:21:101
59509964,2cyclictest743-21snmpd07:57:441
59629955,0cyclictest743-21snmpd07:54:293
59629955,0cyclictest21595-21dump-pmu-power11:45:003
59629954,1cyclictest5991-21ntpq11:05:163
59629954,1cyclictest511ktimers/310:35:153
59629954,1cyclictest3670-21cpuspeed_turbos12:20:113
59629953,2cyclictest743-21snmpd12:36:023
59629953,2cyclictest743-21snmpd11:26:203
59629953,2cyclictest557-21NetworkManager09:10:113
59629952,3cyclictest557-21NetworkManager08:30:223
59629952,2cyclictest7105-21wc07:10:213
59629950,4cyclictest32352-21ntpq10:50:183
59629950,4cyclictest26725-21ntpq11:55:173
59629950,4cyclictest13477-21ntp_states07:25:163
59579955,0cyclictest522-21avahi-daemon10:58:242
59579954,1cyclictest743-21snmpd11:01:592
59579953,2cyclictest32365-21if_lan12:10:142
59579953,2cyclictest30450-21open_files10:45:182
59579953,2cyclictest10202-21load12:35:162
59579952,3cyclictest557-21NetworkManager10:21:322
59579952,2cyclictest8972-21smartctl08:35:132
59579952,2cyclictest8558-21idleruntime07:15:142
59579952,2cyclictest4215-21needreboot12:20:152
59579952,2cyclictest2738-21sort08:20:132
59579952,2cyclictest25553-21gcc07:55:172
59579952,2cyclictest25531-21if_lan10:35:142
59579952,2cyclictest244-20systemd-journal11:39:332
59579952,2cyclictest244-20systemd-journal09:08:222
59579952,2cyclictest20276-21interrupts11:40:132
59579951,3cyclictest32274-21switchtime09:30:212
59509955,0cyclictest743-21snmpd10:53:431
59509955,0cyclictest743-21snmpd10:42:311
59509955,0cyclictest741-21lldpd11:25:561
59509955,0cyclictest522-21avahi-daemon11:21:311
59509954,1cyclictest743-21snmpd11:08:351
59509954,1cyclictest522-21avahi-daemon09:41:431
59509952,3cyclictest557-21NetworkManager10:17:181
59509952,2cyclictest3746-21grep12:20:121
59509952,2cyclictest29840-21grep10:45:131
59509952,2cyclictest244-20systemd-journal10:55:521
59509952,2cyclictest11402-21munin-plugin-st12:40:011
59509951,3cyclictest8008-21seq08:31:211
59509951,3cyclictest23420-21expr10:30:161
59509951,3cyclictest11691-21seq07:21:531
59509950,4cyclictest9340-21ntpq08:35:171
59629941,2cyclictest9596-21needreboot09:55:153
59629941,2cyclictest30388-21grep12:05:143
59629940,3cyclictest15852-21ntpq08:50:183
59579941,2cyclictest15379-21gltestperf10:10:142
59579941,2cyclictest13415-21cut08:45:132
59509942,2cyclictest743-21snmpd10:00:061
59509942,2cyclictest743-21snmpd09:56:541
59509941,2cyclictest32610-21sh08:15:001
59509940,3cyclictest31228-21apt-get09:30:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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