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2026-01-06 - 22:21

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 all highest latencies:
System rack8slot6s.osadl.org (updated Tue Jan 06, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2715992929,0cyclictest17926-21fwupd10:23:383
2702992118,3cyclictest65850irq/126-lan11:59:530
2710991919,0cyclictest743-21snmpd07:49:272
2702991918,1cyclictest65850irq/126-lan08:20:130
2710991818,0cyclictest743-21snmpd11:56:242
2710991818,0cyclictest743-21snmpd11:44:502
2710991818,0cyclictest743-21snmpd09:02:492
2702991817,1cyclictest65850irq/126-lan12:35:140
2702991817,1cyclictest65850irq/126-lan12:15:130
2702991817,1cyclictest65850irq/126-lan12:10:130
2702991817,1cyclictest65850irq/126-lan10:45:120
2702991817,1cyclictest65850irq/126-lan10:40:110
2702991817,1cyclictest65850irq/126-lan10:10:180
2702991817,1cyclictest65850irq/126-lan10:05:120
2702991817,1cyclictest65850irq/126-lan07:35:170
2702991817,1cyclictest65850irq/126-lan07:35:160
2710991717,0cyclictest743-21snmpd12:16:292
2710991717,0cyclictest743-21snmpd12:07:362
2710991717,0cyclictest743-21snmpd11:30:362
2710991717,0cyclictest743-21snmpd10:42:552
2710991717,0cyclictest743-21snmpd10:33:512
2710991717,0cyclictest743-21snmpd09:55:252
2710991717,0cyclictest743-21snmpd09:37:292
2710991717,0cyclictest743-21snmpd09:34:522
2710991717,0cyclictest743-21snmpd09:25:452
2710991717,0cyclictest743-21snmpd08:46:302
2710991717,0cyclictest743-21snmpd08:42:022
2710991717,0cyclictest743-21snmpd08:05:252
2710991717,0cyclictest6997-21cat11:15:122
2702991717,0cyclictest65850irq/126-lan10:00:150
2702991717,0cyclictest65850irq/126-lan07:15:120
2702991716,1cyclictest65850irq/126-lan12:20:210
2702991716,1cyclictest65850irq/126-lan11:50:190
2702991716,1cyclictest65850irq/126-lan11:15:120
2702991716,1cyclictest65850irq/126-lan11:10:140
2702991716,1cyclictest65850irq/126-lan10:25:180
2702991716,1cyclictest65850irq/126-lan10:20:160
2702991716,1cyclictest65850irq/126-lan09:40:180
2702991716,1cyclictest65850irq/126-lan09:40:000
2702991716,1cyclictest65850irq/126-lan09:10:160
2702991716,1cyclictest65850irq/126-lan08:15:130
2710991616,0cyclictest743-21snmpd11:11:562
2710991616,0cyclictest743-21snmpd11:07:372
2710991616,0cyclictest21155-21cat11:50:132
2702991616,0cyclictest65850irq/126-lan11:09:020
2702991616,0cyclictest65850irq/126-lan09:59:480
2702991616,0cyclictest65850irq/126-lan08:35:190
2702991615,1cyclictest65850irq/126-lan12:00:140
2702991615,1cyclictest65850irq/126-lan09:45:130
2702991615,1cyclictest65850irq/126-lan09:16:380
2702991615,1cyclictest65850irq/126-lan09:05:170
2702991615,1cyclictest65850irq/126-lan08:55:110
2702991615,1cyclictest65850irq/126-lan08:25:120
2702991615,1cyclictest65850irq/126-lan07:55:160
2702991615,1cyclictest65850irq/126-lan07:10:200
2702991515,0cyclictest65850irq/126-lan10:55:200
2702991515,0cyclictest65850irq/126-lan08:45:000
2702991514,1cyclictest65850irq/126-lan12:05:160
2702991514,1cyclictest65850irq/126-lan11:40:170
2702991514,1cyclictest65850irq/126-lan11:35:120
2702991514,1cyclictest65850irq/126-lan11:30:180
2702991514,1cyclictest65850irq/126-lan11:20:120
2702991514,1cyclictest65850irq/126-lan10:50:140
2702991514,1cyclictest65850irq/126-lan09:30:160
2702991514,1cyclictest65850irq/126-lan09:00:110
2702991514,1cyclictest65850irq/126-lan08:10:120
2702991514,1cyclictest65850irq/126-lan08:05:130
2702991514,1cyclictest65850irq/126-lan07:50:160
2702991514,1cyclictest65850irq/126-lan07:40:130
2702991514,1cyclictest65850irq/126-lan07:40:130
2702991514,1cyclictest65850irq/126-lan07:20:190
2702991414,0cyclictest65850irq/126-lan12:30:220
2702991414,0cyclictest65850irq/126-lan11:00:160
2702991414,0cyclictest65850irq/126-lan07:25:170
2702991413,1cyclictest65850irq/126-lan08:40:160
2702991313,0cyclictest65850irq/126-lan10:35:200
2702991212,0cyclictest65850irq/126-lan09:52:270
2702991212,0cyclictest65850irq/126-lan08:50:150
2702991212,0cyclictest65850irq/126-lan08:34:190
2702991212,0cyclictest65850irq/126-lan07:45:160
2702991211,1cyclictest65850irq/126-lan09:25:190
2702991111,0cyclictest65850irq/126-lan11:25:180
2702991110,1cyclictest65850irq/126-lan09:20:140
2702991110,1cyclictest65850irq/126-lan08:00:140
270299109,1cyclictest65850irq/126-lan10:32:370
2702991010,0cyclictest65850irq/126-lan12:27:360
27159998,1cyclictest743-21snmpd12:10:343
27159998,1cyclictest743-21snmpd08:28:463
27159998,1cyclictest741-21lldpd11:10:523
27159998,1cyclictest741-21lldpd10:59:443
27159996,3cyclictest743-21snmpd08:38:593
27159990,6cyclictest747-21runrttasks11:37:563
27159990,6cyclictest22683-21taskset11:55:043
27159990,4cyclictest4860-21cut08:34:593
27109998,1cyclictest743-21snmpd10:18:532
27059998,1cyclictest743-21snmpd10:24:271
27059996,3cyclictest743-21snmpd11:12:531
27029999,0cyclictest65850irq/126-lan10:19:360
27029999,0cyclictest65850irq/126-lan07:30:100
27029998,1cyclictest65850irq/126-lan11:45:160
27159988,0cyclictest743-21snmpd11:19:593
27159988,0cyclictest741-21lldpd12:06:123
27159988,0cyclictest741-21lldpd10:17:073
27159988,0cyclictest741-21lldpd09:20:023
27159988,0cyclictest741-21lldpd08:41:353
27159988,0cyclictest741-21lldpd08:13:143
27159987,1cyclictest743-21snmpd12:39:403
27159987,1cyclictest743-21snmpd09:47:163
27159987,1cyclictest743-21snmpd08:53:503
27159987,1cyclictest743-21snmpd07:35:423
27159987,1cyclictest743-21snmpd07:35:423
27159987,1cyclictest743-21snmpd07:31:453
27159987,1cyclictest743-21snmpd07:23:503
27159987,1cyclictest741-21lldpd12:23:483
27159987,1cyclictest741-21lldpd10:32:133
27159987,1cyclictest544-21systemd-logind08:20:503
27159986,2cyclictest743-21snmpd07:50:393
27159986,2cyclictest743-21snmpd07:46:063
27159986,2cyclictest743-21snmpd07:17:143
27159986,1cyclictest741-21lldpd11:00:253
27159982,4cyclictest28076-21chrt10:49:143
27159980,5cyclictest23926-21ntpq08:00:153
27159980,5cyclictest21432-21fw_conntrack07:55:143
27159980,4cyclictest8993-21gcc10:00:173
27159980,4cyclictest6978-21ntpq09:55:163
27159980,4cyclictest2906-21ntpq11:05:143
27109988,0cyclictest743-21snmpd12:22:372
27109988,0cyclictest741-21lldpd12:01:432
27109987,1cyclictest741-21lldpd09:50:212
27109986,2cyclictest743-21snmpd10:45:362
27109986,2cyclictest743-21snmpd10:28:482
27109986,2cyclictest743-21snmpd08:27:012
27109986,2cyclictest743-21snmpd08:17:162
27109984,4cyclictest557-21NetworkManager09:40:112
27059988,0cyclictest743-21snmpd11:06:371
27059988,0cyclictest741-21lldpd10:55:201
27059988,0cyclictest741-21lldpd10:32:211
27059988,0cyclictest741-21lldpd10:25:341
27059988,0cyclictest741-21lldpd09:01:171
27059988,0cyclictest741-21lldpd07:10:541
27059987,1cyclictest743-21snmpd09:50:351
27059987,1cyclictest743-21snmpd09:27:341
27059986,2cyclictest743-21snmpd08:18:051
27059986,2cyclictest743-21snmpd07:36:461
27059986,2cyclictest743-21snmpd07:36:451
27059986,2cyclictest717-21ntpd11:30:391
27059986,2cyclictest717-21ntpd10:51:371
27059986,2cyclictest717-21ntpd08:50:241
27059986,2cyclictest717-21ntpd08:10:021
27059986,2cyclictest717-21ntpd08:05:061
27059986,2cyclictest717-21ntpd07:51:401
27059984,3cyclictest22329-21ntp_states09:15:171
27159977,0cyclictest741-21lldpd12:31:043
27159977,0cyclictest741-21lldpd10:53:133
27159976,1cyclictest743-21snmpd12:02:313
27159976,1cyclictest743-21snmpd11:40:153
27159976,1cyclictest741-21lldpd11:32:223
27159976,1cyclictest32333-21gltestperf09:40:133
27159976,1cyclictest18761-21cpuspeed_turbos11:45:103
27159975,2cyclictest743-21snmpd11:28:543
27159975,2cyclictest743-21snmpd09:34:173
27159974,2cyclictest15753-21grep09:00:133
27159970,4cyclictest31460-21chrt09:36:373
27159970,4cyclictest26725-21ntpq09:25:183
27159970,4cyclictest21564-21ntpq11:50:163
27159970,4cyclictest19479-21http09:10:113
27159970,4cyclictest14251-21ntpq08:55:173
27159970,3cyclictest30700-21chrt08:16:553
27159970,3cyclictest26100-21runrttasks10:44:393
27159970,3cyclictest25775-21wc08:05:143
27109977,0cyclictest741-21lldpd11:27:212
27109977,0cyclictest741-21lldpd10:00:492
27109977,0cyclictest741-21lldpd09:14:322
27109977,0cyclictest741-21lldpd08:35:412
27109977,0cyclictest741-21lldpd07:50:252
27109977,0cyclictest741-21lldpd07:28:362
27109976,1cyclictest741-21lldpd08:50:152
27109975,2cyclictest743-21snmpd10:10:262
27109975,2cyclictest743-21snmpd10:06:512
27059977,0cyclictest743-21snmpd12:27:191
27059977,0cyclictest743-21snmpd11:55:001
27059977,0cyclictest743-21snmpd10:14:091
27059977,0cyclictest743-21snmpd09:21:281
27059977,0cyclictest741-21lldpd12:17:591
27059977,0cyclictest741-21lldpd10:05:111
27059977,0cyclictest741-21lldpd09:11:101
27059976,1cyclictest743-21snmpd12:13:271
27059976,1cyclictest743-21snmpd10:00:591
27059976,1cyclictest32678-21fschecks_count11:00:121
27059976,1cyclictest25800-21needreboot12:00:161
27059976,1cyclictest19308-21needreboot11:45:141
27059975,2cyclictest743-21snmpd12:30:081
27059975,2cyclictest743-21snmpd08:48:451
27059975,2cyclictest717-21ntpd12:39:591
27059975,2cyclictest717-21ntpd12:20:231
27059975,2cyclictest717-21ntpd10:45:011
27059975,2cyclictest717-21ntpd08:00:421
27059974,3cyclictest743-21snmpd07:59:121
27059973,4cyclictest557-21NetworkManager07:31:031
27059973,3cyclictest8190-21sed08:40:221
27159966,0cyclictest741-21lldpd10:36:443
27159961,2cyclictest10456-21fschecks_count10:05:143
27159960,4cyclictest8750-21df11:20:123
27159960,4cyclictest4813-21ntpq09:50:163
27159960,4cyclictest32080-21ntpq12:15:173
27159960,4cyclictest13087-21ntpq10:10:173
27159960,4cyclictest0-21swapper/312:25:083
27159960,4cyclictest0-21swapper/310:25:103
27159960,3cyclictest4563-21taskset07:14:033
27159960,3cyclictest18130-21cut09:05:153
27159960,3cyclictest10885-21taskset08:47:033
27159960,2cyclictest16225-21sed07:40:193
27159960,2cyclictest16225-21sed07:40:183
27159960,1cyclictest21493-21apt-get09:15:123
27109966,0cyclictest743-21snmpd12:29:252
27109966,0cyclictest743-21snmpd11:02:222
27109966,0cyclictest741-21lldpd12:11:382
27109966,0cyclictest741-21lldpd10:53:272
27109966,0cyclictest741-21lldpd08:55:022
27109966,0cyclictest741-21lldpd07:32:062
27109965,1cyclictest7226-21fschecks_time07:20:142
27109965,1cyclictest506-21systemd-resolve09:20:412
27109964,2cyclictest19116-21cat11:45:132
27059966,0cyclictest741-21lldpd09:48:381
27059966,0cyclictest741-21lldpd09:37:171
27059965,1cyclictest743-21snmpd11:27:351
27059965,1cyclictest717-21ntpd11:21:401
27059965,1cyclictest27457-21fschecks_time12:05:121
27059965,1cyclictest17533-21cpuspeed_turbos09:05:111
27059964,2cyclictest743-21snmpd11:36:261
27059964,2cyclictest743-21snmpd09:56:231
27059964,2cyclictest743-21snmpd07:40:211
27059964,2cyclictest743-21snmpd07:40:211
27059964,2cyclictest717-21ntpd10:42:391
27059964,2cyclictest717-21ntpd08:55:021
27059963,3cyclictest32203-21diskstats09:40:121
27059962,3cyclictest16838-21df_inode11:40:131
27159950,2cyclictest8941-21chrt07:25:083
27109955,0cyclictest741-21lldpd10:39:412
27109955,0cyclictest741-21lldpd09:49:382
27109954,1cyclictest743-21snmpd08:03:312
27109954,1cyclictest421ktimers/207:55:172
27109954,1cyclictest15427-21ntpq11:35:152
27109953,2cyclictest743-21snmpd10:58:232
27109953,2cyclictest743-21snmpd08:24:252
27109953,2cyclictest717-21ntpd08:30:292
27109953,2cyclictest717-21ntpd08:10:482
27109953,2cyclictest717-21ntpd07:18:132
27109953,2cyclictest717-21ntpd07:10:092
27109953,2cyclictest15535-21cat07:40:132
27109953,2cyclictest15535-21cat07:40:122
27109952,3cyclictest7979-21sed12:35:152
27109952,2cyclictest575-21rs:main2
27109952,2cyclictest19017-21seq09:07:482
27059955,0cyclictest522-21avahi-daemon07:17:571
27059953,2cyclictest743-21snmpd10:37:541
27059953,2cyclictest743-21snmpd07:49:451
27059950,5cyclictest15105-21ntpq10:15:161
27059950,4cyclictest32036-21ntpq08:20:171
27109941,1cyclictest191rcu_preempt11:20:122
27109941,1cyclictest191rcu_preempt09:15:172
27109940,4cyclictest17053-21ntpq10:20:162
27109940,4cyclictest13003-21apt-get07:35:122
27109940,4cyclictest13003-21apt-get07:35:122
27059943,1cyclictest3607-21collect208:30:161
27059943,1cyclictest0-21swapper/108:25:131
27059942,2cyclictest743-21snmpd08:35:321
27059942,2cyclictest743-21snmpd07:25:201
27059941,3cyclictest6980-21grep07:20:141
27059940,3cyclictest7385-21ntp_states11:15:161
27059930,3cyclictest28139-21df09:30:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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