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2026-08-06 - 16:34

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 Thu Aug 06, 2026 12:43:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27822991818,0cyclictest65850irq/126-lan11:25:110
27822991817,1cyclictest65850irq/126-lan10:35:140
27822991817,1cyclictest65850irq/126-lan10:20:110
27822991817,1cyclictest65850irq/126-lan08:40:180
27822991717,0cyclictest65850irq/126-lan11:57:530
27822991717,0cyclictest65850irq/126-lan09:54:440
27822991717,0cyclictest65850irq/126-lan09:15:110
27822991717,0cyclictest65850irq/126-lan08:10:210
27822991716,1cyclictest65850irq/126-lan12:23:200
27830991616,0cyclictest9023-21cat09:00:141
27830991616,0cyclictest743-21snmpd12:39:131
27830991616,0cyclictest743-21snmpd12:17:451
27830991616,0cyclictest743-21snmpd09:20:471
27830991616,0cyclictest743-21snmpd09:12:061
27830991616,0cyclictest743-21snmpd07:11:231
27830991616,0cyclictest3288-21cat10:05:151
27830991616,0cyclictest29178-21cat09:50:131
27822991616,0cyclictest65850irq/126-lan12:30:510
27822991616,0cyclictest65850irq/126-lan11:17:580
27822991616,0cyclictest65850irq/126-lan10:05:220
27822991616,0cyclictest65850irq/126-lan09:33:490
27822991616,0cyclictest65850irq/126-lan09:10:110
27822991616,0cyclictest65850irq/126-lan08:35:120
27822991616,0cyclictest65850irq/126-lan08:25:200
27822991615,1cyclictest65850irq/126-lan11:50:200
27822991615,1cyclictest65850irq/126-lan11:20:120
27822991615,1cyclictest65850irq/126-lan10:10:190
27822991615,1cyclictest65850irq/126-lan09:25:170
27822991615,1cyclictest65850irq/126-lan09:22:530
27822991615,1cyclictest65850irq/126-lan08:55:110
27822991615,1cyclictest65850irq/126-lan08:30:110
27822991615,1cyclictest65850irq/126-lan07:35:150
27822991615,1cyclictest65850irq/126-lan07:31:020
27822991615,1cyclictest65850irq/126-lan07:26:550
27822991615,1cyclictest65850irq/126-lan07:15:130
27830991515,0cyclictest743-21snmpd12:34:251
27830991515,0cyclictest743-21snmpd10:51:211
27830991515,0cyclictest743-21snmpd09:43:551
27830991515,0cyclictest743-21snmpd08:47:081
27830991515,0cyclictest17401-21cat10:40:141
27822991515,0cyclictest65850irq/126-lan12:00:200
27822991515,0cyclictest65850irq/126-lan11:10:120
27822991515,0cyclictest65850irq/126-lan11:00:180
27822991515,0cyclictest65850irq/126-lan10:45:200
27822991515,0cyclictest65850irq/126-lan10:30:120
27822991515,0cyclictest65850irq/126-lan07:40:140
27822991514,1cyclictest65850irq/126-lan12:05:170
27822991514,1cyclictest65850irq/126-lan10:50:010
27822991514,1cyclictest65850irq/126-lan10:25:170
27839991414,0cyclictest743-21snmpd12:06:183
27830991414,0cyclictest9333-21cat10:20:131
27830991414,0cyclictest743-21snmpd08:36:531
27822991414,0cyclictest65850irq/126-lan12:10:150
27822991414,0cyclictest65850irq/126-lan11:00:000
27822991414,0cyclictest65850irq/126-lan08:15:200
27822991414,0cyclictest65850irq/126-lan08:05:150
27822991414,0cyclictest65850irq/126-lan07:50:160
27822991413,1cyclictest65850irq/126-lan09:00:150
27834991313,0cyclictest743-21snmpd09:24:422
27822991313,0cyclictest65850irq/126-lan12:35:480
27822991313,0cyclictest65850irq/126-lan12:19:200
27822991313,0cyclictest65850irq/126-lan11:45:140
27822991313,0cyclictest65850irq/126-lan10:15:130
27822991313,0cyclictest65850irq/126-lan09:35:150
27822991313,0cyclictest65850irq/126-lan08:45:210
27822991313,0cyclictest65850irq/126-lan08:20:190
27822991313,0cyclictest65850irq/126-lan07:45:210
27822991313,0cyclictest65850irq/126-lan07:10:140
27822991312,1cyclictest65850irq/126-lan10:00:000
27839991212,0cyclictest743-21snmpd11:16:013
27839991212,0cyclictest743-21snmpd07:30:193
27834991212,0cyclictest743-21snmpd12:18:122
27834991212,0cyclictest743-21snmpd12:14:422
27834991212,0cyclictest743-21snmpd11:09:582
27834991212,0cyclictest743-21snmpd09:01:382
27822991212,0cyclictest743-21snmpd11:33:170
27822991212,0cyclictest65850irq/126-lan11:40:130
27822991212,0cyclictest65850irq/126-lan10:40:120
27822991212,0cyclictest65850irq/126-lan09:40:170
27822991212,0cyclictest65850irq/126-lan08:00:290
27822991211,1cyclictest65850irq/126-lan12:25:210
27822991211,1cyclictest65850irq/126-lan11:35:100
27839991111,0cyclictest743-21snmpd10:15:023
27839991111,0cyclictest743-21snmpd09:33:193
27839991111,0cyclictest743-21snmpd07:44:033
27834991111,0cyclictest743-21snmpd12:28:572
27834991111,0cyclictest743-21snmpd11:03:402
27834991111,0cyclictest743-21snmpd10:47:242
27834991111,0cyclictest743-21snmpd09:34:312
27834991111,0cyclictest743-21snmpd08:59:382
27834991111,0cyclictest743-21snmpd08:18:392
27834991111,0cyclictest25262-21cat08:20:142
27834991111,0cyclictest11971-21fwupd07:49:482
27822991110,1cyclictest65850irq/126-lan07:20:120
27839991010,0cyclictest743-21snmpd12:39:433
27839991010,0cyclictest743-21snmpd12:04:303
27839991010,0cyclictest743-21snmpd10:44:423
27839991010,0cyclictest743-21snmpd10:35:273
27839991010,0cyclictest743-21snmpd10:33:453
27839991010,0cyclictest743-21snmpd09:53:333
27839991010,0cyclictest743-21snmpd09:45:073
27839991010,0cyclictest743-21snmpd09:40:433
27839991010,0cyclictest743-21snmpd09:39:103
27839991010,0cyclictest743-21snmpd09:24:543
27839991010,0cyclictest743-21snmpd08:43:533
27839991010,0cyclictest743-21snmpd08:24:553
27839991010,0cyclictest743-21snmpd08:16:153
27839991010,0cyclictest743-21snmpd08:11:493
27839991010,0cyclictest15042-21cat09:15:113
27834991010,0cyclictest743-21snmpd12:21:122
27834991010,0cyclictest743-21snmpd11:47:172
27834991010,0cyclictest743-21snmpd11:12:582
27834991010,0cyclictest743-21snmpd09:53:362
27834991010,0cyclictest743-21snmpd08:52:112
27834991010,0cyclictest743-21snmpd07:27:052
27834991010,0cyclictest743-21snmpd07:19:312
27834991010,0cyclictest27251-21cat08:25:132
27822991010,0cyclictest65850irq/126-lan10:00:140
27822991010,0cyclictest15159-21cat07:55:150
278399999,0cyclictest743-21snmpd11:10:033
278399999,0cyclictest743-21snmpd10:47:213
278399999,0cyclictest743-21snmpd10:28:143
278399999,0cyclictest743-21snmpd10:14:473
278399999,0cyclictest743-21snmpd09:12:303
278399999,0cyclictest743-21snmpd08:54:533
278399999,0cyclictest743-21snmpd07:28:533
278399999,0cyclictest6034-21cat11:30:143
278399998,1cyclictest743-21snmpd11:28:253
278399998,1cyclictest743-21snmpd11:01:553
278399998,1cyclictest743-21snmpd09:06:093
278349999,0cyclictest743-21snmpd11:16:462
278349999,0cyclictest743-21snmpd10:15:052
278349999,0cyclictest743-21snmpd10:03:052
278349999,0cyclictest743-21snmpd09:37:542
278349999,0cyclictest14101-21cat11:50:132
278309998,1cyclictest743-21snmpd12:22:391
278229999,0cyclictest743-21snmpd09:45:310
278229999,0cyclictest65850irq/126-lan09:05:110
278229998,1cyclictest65850irq/126-lan08:50:110
278399988,0cyclictest743-21snmpd10:07:353
278399988,0cyclictest743-21snmpd08:55:083
278399988,0cyclictest743-21snmpd08:25:373
278399988,0cyclictest741-21lldpd11:40:153
278399988,0cyclictest30603-21idleruntime-cro08:34:593
278399987,1cyclictest743-21snmpd11:37:113
278399987,1cyclictest743-21snmpd11:23:103
278399987,1cyclictest743-21snmpd07:37:303
278399987,1cyclictest741-21lldpd08:49:213
278349988,0cyclictest743-21snmpd07:14:592
278349987,1cyclictest18483-21cut08:04:592
278349986,2cyclictest743-21snmpd12:34:192
278349986,2cyclictest743-21snmpd09:29:122
278309988,0cyclictest743-21snmpd07:28:081
278309988,0cyclictest741-21lldpd07:48:051
278309987,1cyclictest741-21lldpd08:54:151
278309986,2cyclictest8655-21cat07:40:131
278309986,2cyclictest743-21snmpd09:35:421
278309986,2cyclictest743-21snmpd09:18:061
278309986,2cyclictest743-21snmpd08:42:051
278229988,0cyclictest743-21snmpd11:05:100
278399977,0cyclictest743-21snmpd11:07:253
278399977,0cyclictest743-21snmpd10:23:473
278399977,0cyclictest743-21snmpd09:28:153
278399976,1cyclictest31979-21ntp_kernel_pll_09:55:183
278399975,2cyclictest743-21snmpd09:00:293
278399973,3cyclictest19310-21memory08:05:143
278399973,2cyclictest27671-21cat12:25:003
278349977,0cyclictest741-21lldpd12:01:532
278349976,1cyclictest522-21avahi-daemon10:39:232
278349976,1cyclictest522-21avahi-daemon09:15:242
278349976,1cyclictest2244-21grep11:20:152
278349975,2cyclictest743-21snmpd12:08:032
278349975,2cyclictest743-21snmpd09:56:162
278349975,2cyclictest743-21snmpd09:43:072
278349970,6cyclictest21157-21df_inode10:50:112
278349970,4cyclictest8989-21ntpq07:40:152
278309977,0cyclictest743-21snmpd10:18:201
278309977,0cyclictest741-21lldpd11:10:571
278309977,0cyclictest741-21lldpd08:27:381
278309977,0cyclictest522-21avahi-daemon11:48:261
278309976,1cyclictest743-21snmpd10:28:431
278309976,1cyclictest244-20systemd-journal09:57:121
278309975,2cyclictest743-21snmpd10:46:151
278309975,2cyclictest743-21snmpd07:56:151
278309975,2cyclictest743-21snmpd07:31:341
278399966,0cyclictest743-21snmpd12:19:123
278399966,0cyclictest741-21lldpd11:53:273
278399966,0cyclictest741-21lldpd08:01:413
278399965,1cyclictest743-21snmpd07:22:413
278399965,1cyclictest522-21avahi-daemon12:12:043
278399965,1cyclictest31770-21kworker/3:1+events10:04:363
278399964,2cyclictest743-21snmpd07:16:113
278399964,2cyclictest12362-21ntp_192.168.11411:45:143
278349966,0cyclictest741-21lldpd11:26:492
278349966,0cyclictest741-21lldpd10:58:302
278349966,0cyclictest741-21lldpd09:46:372
278349965,1cyclictest522-21avahi-daemon09:07:402
278349965,1cyclictest2917-21cpuspeed_turbos10:05:132
278349964,2cyclictest21121-21gltestperf08:10:132
278349963,3cyclictest5971-21sed11:30:132
278349962,3cyclictest9507-21sed10:20:142
278349962,1cyclictest191rcu_preempt07:35:002
278349960,2cyclictest11256-21head10:25:142
278309966,0cyclictest743-21snmpd11:30:201
278309966,0cyclictest743-21snmpd10:10:561
278309966,0cyclictest741-21lldpd12:14:211
278309965,1cyclictest743-21snmpd10:55:421
278309965,1cyclictest30691-21needreboot07:15:141
278309964,2cyclictest743-21snmpd08:34:411
278309962,3cyclictest19569-21pluginstate09:25:171
278309962,3cyclictest15239-21fw_packets10:35:131
278399954,1cyclictest10984-21ntpq07:45:153
278399954,1cyclictest0-21swapper/312:25:173
278399953,2cyclictest743-21snmpd10:55:353
278399953,2cyclictest557-21NetworkManager12:30:113
278399953,2cyclictest21048-21ls10:50:113
278399952,2cyclictest31626-21ld08:35:173
278399952,2cyclictest29924-21sort07:14:593
278399951,3cyclictest15854-21diskstats11:55:133
278399951,3cyclictest14660-21latency_hist07:55:003
278349955,0cyclictest743-21snmpd11:41:562
278349955,0cyclictest741-21lldpd12:37:042
278349955,0cyclictest522-21avahi-daemon07:20:382
278349955,0cyclictest0-21swapper/209:10:562
278349953,2cyclictest717-21ntpd08:07:162
278349953,2cyclictest717-21ntpd07:50:462
278349952,3cyclictest717-21ntpd07:55:222
278349952,3cyclictest30197-21users08:30:192
278349950,4cyclictest31027-21diskstats08:35:132
278349950,1cyclictest0-21swapper/210:10:162
278309955,0cyclictest743-21snmpd12:27:451
278309955,0cyclictest743-21snmpd11:40:021
278309955,0cyclictest743-21snmpd10:00:141
278309955,0cyclictest743-21snmpd09:30:391
278309955,0cyclictest741-21lldpd08:16:481
278309954,1cyclictest522-21avahi-daemon12:00:461
278309953,2cyclictest743-21snmpd09:48:521
278309953,2cyclictest743-21snmpd09:09:111
278309953,2cyclictest743-21snmpd08:10:251
278309953,2cyclictest743-21snmpd07:37:391
278309953,2cyclictest717-21ntpd12:05:161
278309953,2cyclictest717-21ntpd11:51:381
278309953,2cyclictest717-21ntpd11:35:301
278309953,2cyclictest717-21ntpd11:20:531
278309953,2cyclictest717-21ntpd07:24:241
278309953,2cyclictest557-21NetworkManager11:15:141
278309952,3cyclictest19322-21sort08:05:141
278309952,2cyclictest17467-21ntpq08:00:151
278309952,2cyclictest14355-21seq10:31:031
278309952,2cyclictest12528-21base6407:50:001
278309951,3cyclictest25854-21sh11:00:141
278309951,3cyclictest16689-21wc11:55:201
278399941,3cyclictest557-21NetworkManager07:59:053
278349942,2cyclictest715-21fschecks_time08:40:132
278349941,2cyclictest7685-21cat11:35:102
278349941,2cyclictest4378-21cut07:30:132
278349941,2cyclictest13340-21cat10:30:142
278349940,4cyclictest16522-21ntp_states11:55:192
278349940,3cyclictest16975-21apt-get10:40:102
278349940,2cyclictest3348-21ntp_states08:45:172
278309943,1cyclictest717-21ntpd08:55:391
278309941,2cyclictest4152-21wc11:25:131
278309941,2cyclictest25019-21expr08:20:131
278309940,3cyclictest28077-21diskstats11:05:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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