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2026-05-05 - 05:55

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 Tue May 05, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18398992626,0cyclictest20932-21fwupd00:31:302
18393991817,1cyclictest65850irq/126-lan23:30:161
18393991717,0cyclictest65850irq/126-lan21:57:211
18393991717,0cyclictest65850irq/126-lan21:08:211
18393991717,0cyclictest65850irq/126-lan19:50:181
18393991717,0cyclictest65850irq/126-lan00:15:121
18393991717,0cyclictest65850irq/126-lan00:08:311
18393991716,1cyclictest65850irq/126-lan23:05:011
18393991716,1cyclictest65850irq/126-lan23:04:191
18393991716,1cyclictest65850irq/126-lan22:55:211
18393991716,1cyclictest65850irq/126-lan22:45:201
18393991716,1cyclictest65850irq/126-lan22:40:091
18388991717,0cyclictest743-21snmpd23:46:550
18388991717,0cyclictest743-21snmpd00:14:570
18393991616,0cyclictest65850irq/126-lan23:20:121
18393991616,0cyclictest65850irq/126-lan22:25:141
18393991616,0cyclictest65850irq/126-lan22:00:231
18393991616,0cyclictest65850irq/126-lan21:50:111
18393991616,0cyclictest65850irq/126-lan21:43:451
18393991616,0cyclictest65850irq/126-lan20:25:211
18393991616,0cyclictest65850irq/126-lan19:16:181
18393991616,0cyclictest65850irq/126-lan00:25:131
18393991615,1cyclictest65850irq/126-lan22:50:201
18393991615,1cyclictest65850irq/126-lan22:30:181
18393991615,1cyclictest65850irq/126-lan21:32:201
18393991615,1cyclictest65850irq/126-lan20:35:161
18393991615,1cyclictest65850irq/126-lan20:15:141
18393991615,1cyclictest65850irq/126-lan20:10:161
18388991616,0cyclictest743-21snmpd23:55:000
18388991616,0cyclictest743-21snmpd23:43:380
18388991616,0cyclictest743-21snmpd22:50:310
18388991616,0cyclictest743-21snmpd21:09:000
18388991616,0cyclictest743-21snmpd19:42:240
18388991616,0cyclictest743-21snmpd00:36:090
18393991515,0cyclictest65850irq/126-lan23:58:061
18393991515,0cyclictest65850irq/126-lan23:15:171
18393991515,0cyclictest65850irq/126-lan22:37:211
18393991515,0cyclictest65850irq/126-lan21:45:181
18393991515,0cyclictest65850irq/126-lan21:00:211
18393991515,0cyclictest65850irq/126-lan20:00:211
18393991515,0cyclictest65850irq/126-lan19:57:211
18393991515,0cyclictest65850irq/126-lan19:10:181
18393991514,1cyclictest65850irq/126-lan23:25:211
18393991514,1cyclictest65850irq/126-lan20:20:171
18393991514,1cyclictest65850irq/126-lan00:35:181
18388991515,0cyclictest743-21snmpd23:30:100
18388991515,0cyclictest743-21snmpd23:23:050
18388991515,0cyclictest743-21snmpd23:17:430
18388991515,0cyclictest743-21snmpd23:06:340
18388991515,0cyclictest743-21snmpd22:49:160
18388991515,0cyclictest743-21snmpd22:37:330
18388991515,0cyclictest743-21snmpd22:34:480
18388991515,0cyclictest743-21snmpd22:28:470
18388991515,0cyclictest743-21snmpd21:50:430
18388991515,0cyclictest743-21snmpd21:39:430
18388991515,0cyclictest743-21snmpd21:30:040
18388991515,0cyclictest743-21snmpd21:00:590
18388991515,0cyclictest743-21snmpd20:20:280
18388991515,0cyclictest743-21snmpd20:17:460
18388991515,0cyclictest743-21snmpd19:58:490
18388991515,0cyclictest743-21snmpd19:39:070
18388991515,0cyclictest743-21snmpd19:25:140
18388991515,0cyclictest7144-21cat21:20:140
18388991515,0cyclictest23058-21cat19:20:150
18393991414,0cyclictest65850irq/126-lan21:15:131
18393991414,0cyclictest65850irq/126-lan21:10:131
18393991414,0cyclictest65850irq/126-lan00:00:011
18393991413,1cyclictest65850irq/126-lan22:20:121
18393991413,1cyclictest65850irq/126-lan21:35:211
18393991413,1cyclictest65850irq/126-lan21:25:181
18393991413,1cyclictest65850irq/126-lan21:24:471
18393991413,1cyclictest65850irq/126-lan20:50:131
18393991413,1cyclictest65850irq/126-lan20:40:211
18393991413,1cyclictest65850irq/126-lan19:45:201
18393991413,1cyclictest65850irq/126-lan19:25:161
18393991413,1cyclictest65850irq/126-lan00:10:161
18393991313,0cyclictest65850irq/126-lan23:45:111
18393991313,0cyclictest65850irq/126-lan22:17:211
18393991313,0cyclictest65850irq/126-lan20:05:131
18393991313,0cyclictest65850irq/126-lan19:30:121
18393991312,1cyclictest65850irq/126-lan23:40:161
18393991312,1cyclictest65850irq/126-lan00:20:121
18388991313,0cyclictest743-21snmpd19:15:470
18393991212,0cyclictest65850irq/126-lan23:35:211
18393991211,1cyclictest65850irq/126-lan20:55:221
18393991211,1cyclictest65850irq/126-lan20:45:151
18393991111,0cyclictest65850irq/126-lan19:35:161
1839399109,1cyclictest65850irq/126-lan22:05:191
1839399109,1cyclictest65850irq/126-lan19:20:191
18393991010,0cyclictest65850irq/126-lan23:50:121
18393991010,0cyclictest65850irq/126-lan20:30:181
184019998,1cyclictest743-21snmpd23:04:013
184019998,1cyclictest743-21snmpd00:23:303
183989998,1cyclictest743-21snmpd22:30:362
183989998,1cyclictest743-21snmpd22:04:502
183939999,0cyclictest65850irq/126-lan22:10:191
183939998,1cyclictest65850irq/126-lan19:40:151
184019988,0cyclictest743-21snmpd20:00:183
184019988,0cyclictest743-21snmpd19:39:523
184019988,0cyclictest741-21lldpd21:16:263
184019988,0cyclictest741-21lldpd20:30:493
184019988,0cyclictest741-21lldpd19:30:023
184019987,1cyclictest743-21snmpd21:14:253
184019987,1cyclictest743-21snmpd20:27:103
184019987,1cyclictest743-21snmpd19:17:053
184019986,2cyclictest743-21snmpd23:43:073
184019986,2cyclictest743-21snmpd22:31:243
184019986,2cyclictest743-21snmpd21:52:433
184019986,2cyclictest743-21snmpd20:46:053
184019986,2cyclictest743-21snmpd20:39:063
184019986,2cyclictest743-21snmpd19:55:363
184019986,2cyclictest743-21snmpd19:51:343
184019986,2cyclictest717-21ntpd23:58:563
184019986,2cyclictest717-21ntpd23:51:153
184019986,2cyclictest717-21ntpd23:45:573
184019986,2cyclictest717-21ntpd23:36:093
184019986,2cyclictest717-21ntpd23:31:413
184019986,2cyclictest717-21ntpd20:55:473
184019986,2cyclictest717-21ntpd00:02:073
184019986,2cyclictest29734-21cat22:15:133
183989988,0cyclictest743-21snmpd23:39:592
183989988,0cyclictest743-21snmpd22:52:092
183989988,0cyclictest743-21snmpd19:24:452
183989988,0cyclictest741-21lldpd23:27:242
183989988,0cyclictest741-21lldpd22:25:472
183989988,0cyclictest741-21lldpd21:57:252
183989988,0cyclictest741-21lldpd21:06:262
183989988,0cyclictest741-21lldpd20:16:392
183989988,0cyclictest741-21lldpd00:20:252
183989988,0cyclictest3318-21needreboot21:10:152
183989987,1cyclictest743-21snmpd23:59:382
183989987,1cyclictest741-21lldpd21:19:142
183989987,1cyclictest741-21lldpd19:45:302
183989986,2cyclictest743-21snmpd22:48:312
183989986,2cyclictest743-21snmpd20:11:162
183989986,2cyclictest1713-21cat23:45:142
183989985,3cyclictest743-21snmpd20:59:092
183939988,0cyclictest741-21lldpd23:11:531
183939987,1cyclictest65850irq/126-lan00:30:201
183889988,0cyclictest743-21snmpd21:29:510
183889988,0cyclictest743-21snmpd20:45:500
183889988,0cyclictest741-21lldpd23:27:360
183889988,0cyclictest741-21lldpd22:18:460
183889988,0cyclictest741-21lldpd20:53:550
183889987,1cyclictest743-21snmpd00:26:000
183889986,2cyclictest743-21snmpd20:58:000
184019977,0cyclictest743-21snmpd23:06:243
184019977,0cyclictest743-21snmpd22:57:423
184019977,0cyclictest743-21snmpd22:29:093
184019977,0cyclictest743-21snmpd22:20:113
184019977,0cyclictest743-21snmpd22:01:043
184019977,0cyclictest741-21lldpd22:40:473
184019977,0cyclictest741-21lldpd22:06:113
184019977,0cyclictest741-21lldpd21:42:193
184019977,0cyclictest741-21lldpd21:09:443
184019976,1cyclictest743-21snmpd22:10:483
184019976,1cyclictest743-21snmpd21:59:563
184019976,1cyclictest743-21snmpd21:01:083
184019975,2cyclictest717-21ntpd22:35:353
184019975,2cyclictest717-21ntpd00:10:383
184019975,2cyclictest717-21ntpd00:05:093
184019973,3cyclictest9871-21ntp_states22:45:173
184019973,3cyclictest14605-21df20:20:133
183989977,0cyclictest743-21snmpd23:18:382
183989977,0cyclictest743-21snmpd22:55:212
183989977,0cyclictest743-21snmpd22:44:392
183989977,0cyclictest743-21snmpd20:42:122
183989977,0cyclictest743-21snmpd19:35:222
183989977,0cyclictest741-21lldpd23:21:532
183989977,0cyclictest741-21lldpd23:02:222
183989977,0cyclictest741-21lldpd22:08:052
183989977,0cyclictest741-21lldpd21:33:162
183989977,0cyclictest741-21lldpd21:01:182
183989977,0cyclictest741-21lldpd20:09:142
183989977,0cyclictest741-21lldpd00:12:062
183989977,0cyclictest741-21lldpd00:08:252
183989976,1cyclictest743-21snmpd21:37:342
183989976,1cyclictest743-21snmpd19:17:112
183989976,1cyclictest522-21avahi-daemon22:35:062
183989976,1cyclictest4605-21fschecks_time19:55:122
183989976,1cyclictest16534-21cpuspeed_turbos20:25:112
183989975,2cyclictest743-21snmpd23:40:162
183989975,2cyclictest743-21snmpd22:10:082
183889977,0cyclictest741-21lldpd23:58:450
183889977,0cyclictest741-21lldpd20:34:590
183889976,1cyclictest743-21snmpd22:43:150
183889976,1cyclictest743-21snmpd00:15:440
183889975,2cyclictest743-21snmpd21:57:370
184019966,0cyclictest743-21snmpd21:36:433
184019966,0cyclictest743-21snmpd20:19:493
184019965,1cyclictest741-21lldpd20:50:243
184019965,1cyclictest741-21lldpd20:14:213
184019965,1cyclictest17749-21gltestperf00:25:143
184019965,1cyclictest13833-21cat00:15:143
184019964,2cyclictest743-21snmpd23:15:083
184019964,2cyclictest743-21snmpd19:45:333
184019962,3cyclictest9410-21ntp_192.168.11421:25:173
183989966,0cyclictest743-21snmpd19:54:132
183989966,0cyclictest741-21lldpd22:24:532
183989966,0cyclictest741-21lldpd20:49:532
183989966,0cyclictest741-21lldpd00:15:442
183989966,0cyclictest522-21avahi-daemon20:54:162
183989966,0cyclictest31068-21cron22:20:002
183989965,1cyclictest8784-21cpuspeed_turbos21:25:132
183989964,2cyclictest743-21snmpd19:28:592
183989963,2cyclictest27236-21sed19:30:152
183889966,0cyclictest743-21snmpd22:13:110
183889966,0cyclictest743-21snmpd20:11:560
183889966,0cyclictest741-21lldpd22:02:370
183889966,0cyclictest741-21lldpd20:03:460
183889965,1cyclictest15275-21cpuspeed_turbos21:40:120
183889964,2cyclictest743-21snmpd20:07:310
183889964,2cyclictest743-21snmpd19:46:450
183889964,2cyclictest717-21ntpd23:10:100
183889962,3cyclictest31502-21df22:20:120
184019955,0cyclictest743-21snmpd23:14:313
184019955,0cyclictest743-21snmpd00:39:013
184019955,0cyclictest741-21lldpd23:25:463
184019955,0cyclictest741-21lldpd19:20:083
184019954,1cyclictest522-21avahi-daemon22:50:143
184019954,1cyclictest21254-21idleruntime-cro00:35:003
184019953,2cyclictest743-21snmpd21:49:253
184019953,2cyclictest23379-21cat20:40:133
184019952,3cyclictest244-20systemd-journal23:22:593
184019952,2cyclictest9574-21sed20:05:213
184019952,2cyclictest575-21rs:main3
184019952,2cyclictest32044-21sed19:40:193
184019952,2cyclictest10728-21apt-get21:30:113
183989954,1cyclictest522-21avahi-daemon21:45:132
183989954,1cyclictest21373-21irqstats20:35:132
183989952,3cyclictest28892-21sed23:30:212
183989952,2cyclictest8638-21sed00:00:222
183989952,2cyclictest8286-21seq21:23:062
183989952,2cyclictest6092-21sh20:04:542
183989952,2cyclictest575-21rs:main2
183989952,2cyclictest4636-21awk23:50:202
183989952,2cyclictest31426-21ld19:40:152
183989952,2cyclictest20739-21sed23:10:192
183989951,3cyclictest16266-21sed21:40:202
183989950,4cyclictest14451-21apt-get20:20:132
183889955,0cyclictest522-21avahi-daemon19:31:230
183889954,1cyclictest522-21avahi-daemon00:00:170
183889954,1cyclictest16357-21ntpq23:00:180
183889954,1cyclictest0-21swapper/020:40:130
183889953,2cyclictest9567-21sort00:05:170
183889953,2cyclictest743-21snmpd23:36:110
183889953,2cyclictest743-21snmpd22:59:390
183889953,1cyclictest191rcu_preempt19:50:130
183889952,2cyclictest17992-21sshd20:27:240
183889951,4cyclictest557-21NetworkManager21:15:100
183889951,3cyclictest20560-21sed00:30:190
183889951,3cyclictest19302-21ntp_kernel_err19:10:160
183889951,2cyclictest15750-21head00:20:110
184019943,1cyclictest18379-21cyclictest21:20:113
184019940,3cyclictest18580-21/usr/sbin/munin19:10:123
183989943,1cyclictest21572-21cpuspeed_turbos00:35:122
183989943,1cyclictest18708-21fschecks_time20:30:122
183989941,3cyclictest18829-21awk23:05:222
183989940,4cyclictest18204-21ntpq00:25:172
183989940,3cyclictest19396-21diskstats21:50:122
183889942,2cyclictest3165-21latency21:10:150
183889941,2cyclictest25372-21tr22:05:120
183889940,3cyclictest20233-21apt-get20:35:000
183889940,3cyclictest18045-21ntp_states21:45:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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