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2026-04-30 - 00:18

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 Wed Apr 29, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5893991817,1cyclictest65850irq/126-lan11:26:151
5893991817,1cyclictest65850irq/126-lan07:55:051
5893991717,0cyclictest65850irq/126-lan08:46:161
5893991717,0cyclictest65850irq/126-lan08:40:051
5893991717,0cyclictest65850irq/126-lan08:25:171
5893991717,0cyclictest65850irq/126-lan07:50:151
5893991717,0cyclictest65850irq/126-lan07:39:141
5893991717,0cyclictest65850irq/126-lan07:20:201
5893991716,1cyclictest65850irq/126-lan10:35:191
5893991716,1cyclictest65850irq/126-lan10:00:221
5893991716,1cyclictest65850irq/126-lan09:15:121
5893991616,0cyclictest65850irq/126-lan12:33:351
5893991616,0cyclictest65850irq/126-lan12:22:051
5893991616,0cyclictest65850irq/126-lan11:30:141
5893991616,0cyclictest65850irq/126-lan10:56:521
5893991616,0cyclictest65850irq/126-lan10:40:151
5893991616,0cyclictest65850irq/126-lan09:30:151
5893991616,0cyclictest65850irq/126-lan07:17:341
5893991615,1cyclictest65850irq/126-lan09:00:121
5893991615,1cyclictest65850irq/126-lan08:50:111
5893991515,0cyclictest65850irq/126-lan12:05:141
5893991515,0cyclictest65850irq/126-lan11:10:111
5893991515,0cyclictest65850irq/126-lan10:30:151
5893991515,0cyclictest65850irq/126-lan08:06:041
5893991515,0cyclictest65850irq/126-lan07:45:191
5893991515,0cyclictest65850irq/126-lan07:40:171
5893991515,0cyclictest65850irq/126-lan07:25:011
5893991514,1cyclictest65850irq/126-lan12:35:171
5893991514,1cyclictest65850irq/126-lan11:00:101
5893991514,1cyclictest65850irq/126-lan09:55:201
5893991514,1cyclictest65850irq/126-lan09:40:231
5893991514,1cyclictest65850irq/126-lan09:05:101
5893991514,1cyclictest65850irq/126-lan08:15:131
5893991414,0cyclictest743-21snmpd08:00:031
5893991414,0cyclictest65850irq/126-lan11:05:121
5893991414,0cyclictest65850irq/126-lan10:55:001
5893991414,0cyclictest65850irq/126-lan10:25:141
5893991413,1cyclictest65850irq/126-lan12:25:171
5893991413,1cyclictest65850irq/126-lan10:10:421
5893991413,1cyclictest65850irq/126-lan08:10:191
5893991313,0cyclictest743-21snmpd11:17:401
5893991313,0cyclictest65850irq/126-lan12:10:131
5893991313,0cyclictest65850irq/126-lan09:20:161
5893991313,0cyclictest65850irq/126-lan08:20:181
5893991313,0cyclictest65850irq/126-lan07:10:111
5893991312,1cyclictest65850irq/126-lan10:48:141
5893991312,1cyclictest65850irq/126-lan09:25:131
5893991212,0cyclictest743-21snmpd11:58:021
5893991212,0cyclictest65850irq/126-lan11:50:111
5893991212,0cyclictest65850irq/126-lan11:40:121
5893991212,0cyclictest65850irq/126-lan11:35:131
5893991212,0cyclictest65850irq/126-lan09:50:121
5893991212,0cyclictest65850irq/126-lan09:38:061
5893991212,0cyclictest65850irq/126-lan08:30:111
5893991212,0cyclictest65850irq/126-lan07:30:101
5893991211,1cyclictest65850irq/126-lan10:15:091
5893991211,1cyclictest65850irq/126-lan10:05:181
5893991111,0cyclictest65850irq/126-lan11:20:161
5893991111,0cyclictest65850irq/126-lan10:20:051
5893991111,0cyclictest65850irq/126-lan09:10:121
5893991111,0cyclictest65850irq/126-lan08:55:171
589399109,1cyclictest65850irq/126-lan12:15:131
5893991010,0cyclictest65850irq/126-lan12:00:191
5893991010,0cyclictest65850irq/126-lan11:45:121
59029998,1cyclictest743-21snmpd10:34:323
59029998,1cyclictest743-21snmpd09:48:283
59029998,1cyclictest743-21snmpd08:58:083
58989998,1cyclictest743-21snmpd10:12:082
58989998,1cyclictest743-21snmpd09:59:102
58989998,1cyclictest743-21snmpd08:49:172
58989998,1cyclictest743-21snmpd08:22:282
58989998,1cyclictest743-21snmpd08:05:422
58989998,1cyclictest741-21lldpd12:08:492
58989998,1cyclictest741-21lldpd11:09:212
58879998,1cyclictest743-21snmpd12:12:330
59029988,0cyclictest743-21snmpd12:27:153
59029988,0cyclictest743-21snmpd11:41:013
59029988,0cyclictest743-21snmpd10:05:063
59029988,0cyclictest743-21snmpd09:30:003
59029988,0cyclictest743-21snmpd08:17:423
59029988,0cyclictest741-21lldpd10:10:223
59029988,0cyclictest741-21lldpd09:12:033
59029987,1cyclictest522-21avahi-daemon08:10:133
59029986,2cyclictest743-21snmpd10:20:133
59029986,2cyclictest743-21snmpd09:58:103
59029986,2cyclictest743-21snmpd07:58:213
59029986,2cyclictest22514-21cat11:45:143
58989988,0cyclictest743-21snmpd09:20:442
58989988,0cyclictest743-21snmpd08:57:082
58989988,0cyclictest743-21snmpd07:37:292
58989988,0cyclictest741-21lldpd12:35:082
58989988,0cyclictest741-21lldpd12:17:062
58989988,0cyclictest741-21lldpd08:19:052
58989987,1cyclictest743-21snmpd09:17:272
58989987,1cyclictest741-21lldpd11:46:252
58989986,2cyclictest743-21snmpd11:25:032
58989986,2cyclictest743-21snmpd11:17:372
58989986,2cyclictest743-21snmpd11:10:572
58989986,2cyclictest743-21snmpd10:55:292
58989986,2cyclictest743-21snmpd10:31:262
58989986,2cyclictest743-21snmpd10:16:472
58989986,2cyclictest743-21snmpd07:56:062
58989986,2cyclictest743-21snmpd07:27:382
58989985,3cyclictest743-21snmpd11:34:042
58989985,3cyclictest743-21snmpd09:27:122
58939988,0cyclictest741-21lldpd08:37:271
58879988,0cyclictest741-21lldpd10:19:220
58879988,0cyclictest741-21lldpd09:19:390
58879987,1cyclictest743-21snmpd09:28:330
58879987,1cyclictest743-21snmpd08:37:090
58879987,1cyclictest21609-21uniq10:25:110
58879986,2cyclictest743-21snmpd12:31:330
58879986,2cyclictest743-21snmpd12:23:090
58879986,2cyclictest743-21snmpd11:23:010
58879986,2cyclictest743-21snmpd11:02:420
58879986,2cyclictest743-21snmpd10:59:240
58879986,2cyclictest743-21snmpd10:50:420
58879986,2cyclictest743-21snmpd08:34:100
58879986,2cyclictest743-21snmpd08:06:320
58879986,2cyclictest743-21snmpd07:41:480
58879986,2cyclictest743-21snmpd07:17:490
59029977,0cyclictest743-21snmpd11:31:043
59029977,0cyclictest743-21snmpd11:19:193
59029977,0cyclictest743-21snmpd10:25:053
59029977,0cyclictest741-21lldpd12:11:333
59029977,0cyclictest741-21lldpd11:35:433
59029977,0cyclictest741-21lldpd11:29:073
59029977,0cyclictest741-21lldpd11:23:593
59029977,0cyclictest741-21lldpd07:28:593
59029976,1cyclictest743-21snmpd07:11:233
59029976,1cyclictest31918-21cpuspeed_turbos10:50:143
59029976,1cyclictest2092-21fschecks_count10:55:133
59029975,2cyclictest743-21snmpd10:47:243
59029975,2cyclictest743-21snmpd08:53:083
59029975,2cyclictest743-21snmpd08:00:293
59029975,2cyclictest743-21snmpd07:36:143
59029975,2cyclictest743-21snmpd07:22:413
58989977,0cyclictest743-21snmpd11:51:172
58989977,0cyclictest743-21snmpd08:53:192
58989977,0cyclictest743-21snmpd07:12:202
58989977,0cyclictest741-21lldpd10:43:562
58989977,0cyclictest25745-21cut10:35:122
58989976,1cyclictest743-21snmpd10:08:442
58989976,1cyclictest743-21snmpd08:31:042
58989976,1cyclictest743-21snmpd07:31:492
58989976,1cyclictest743-21snmpd07:23:502
58989976,1cyclictest27535-21gltestperf08:00:122
58989976,1cyclictest1411-21fschecks_time09:35:122
58989976,1cyclictest11161-21fschecks_time08:40:132
58989975,2cyclictest743-21snmpd10:29:022
58989975,2cyclictest743-21snmpd09:54:192
58989975,2cyclictest743-21snmpd09:12:202
58989975,2cyclictest743-21snmpd08:26:162
58989975,2cyclictest743-21snmpd08:12:132
58989975,2cyclictest743-21snmpd07:16:312
58989975,2cyclictest4364-21cat11:00:132
58989974,3cyclictest743-21snmpd10:02:072
58939977,0cyclictest65850irq/126-lan09:45:151
58879977,0cyclictest741-21lldpd12:04:340
58879977,0cyclictest741-21lldpd11:48:310
58879977,0cyclictest741-21lldpd10:22:000
58879976,1cyclictest743-21snmpd11:57:050
58879976,1cyclictest743-21snmpd11:08:150
58879976,1cyclictest743-21snmpd10:11:070
58879976,1cyclictest743-21snmpd09:37:210
58879976,1cyclictest743-21snmpd08:52:070
58879976,1cyclictest743-21snmpd08:25:070
58879976,1cyclictest573-21in:imuxsock08:57:000
58879976,1cyclictest522-21avahi-daemon11:38:100
58879976,1cyclictest522-21avahi-daemon08:04:070
58879975,2cyclictest743-21snmpd12:07:320
58879975,2cyclictest743-21snmpd09:40:120
58879975,2cyclictest743-21snmpd09:34:120
58879975,2cyclictest743-21snmpd08:12:190
58879974,2cyclictest15218-21sort07:30:100
59029966,0cyclictest741-21lldpd09:40:493
59029966,0cyclictest522-21avahi-daemon07:54:373
59029965,1cyclictest743-21snmpd10:35:053
59029965,1cyclictest743-21snmpd09:51:033
59029965,1cyclictest743-21snmpd07:49:203
59029965,1cyclictest522-21avahi-daemon08:25:153
59029965,1cyclictest522-21avahi-daemon08:06:353
59029965,1cyclictest522-21avahi-daemon07:32:473
59029965,1cyclictest10282-21idleruntime-cro07:20:003
59029964,2cyclictest743-21snmpd12:18:513
59029964,2cyclictest743-21snmpd08:40:263
59029963,3cyclictest557-21NetworkManager11:00:023
59029962,3cyclictest31408-21ntp_states12:05:173
58989966,0cyclictest741-21lldpd11:40:072
58989966,0cyclictest741-21lldpd10:52:082
58989965,1cyclictest743-21snmpd12:21:542
58989965,1cyclictest743-21snmpd12:00:172
58989964,2cyclictest743-21snmpd07:48:202
58989964,2cyclictest717-21ntpd09:47:062
58989962,3cyclictest12852-21ntp_states11:20:172
58879966,0cyclictest741-21lldpd11:25:030
58879966,0cyclictest741-21lldpd10:37:300
58879965,1cyclictest9696-21turbostat11:15:000
58879965,1cyclictest743-21snmpd10:41:140
58879965,1cyclictest17092-21cpuspeed_turbos07:35:090
58879965,1cyclictest10634-21gltestperf12:35:130
58879964,2cyclictest743-21snmpd11:41:170
58879964,2cyclictest743-21snmpd10:07:350
58879964,2cyclictest743-21snmpd08:18:220
59029955,0cyclictest743-21snmpd10:19:323
59029955,0cyclictest0-21swapper/308:34:263
59029954,1cyclictest8021-21cpuspeed_turbos11:10:113
59029954,1cyclictest522-21avahi-daemon10:40:353
59029954,1cyclictest511ktimers/311:55:163
59029954,1cyclictest27148-21cpuspeed_turbos09:20:113
59029954,1cyclictest13779-21ntpq08:45:173
59029953,2cyclictest743-21snmpd09:05:113
59029953,2cyclictest11909-21sshd12:38:333
59029952,3cyclictest7438-21sshd11:07:053
59029952,2cyclictest26020-21ps09:15:183
59029952,2cyclictest10128-21unixbench-2d08:35:203
59029950,4cyclictest28862-21ntpq12:00:153
58989955,0cyclictest743-21snmpd11:36:342
58989955,0cyclictest20752-21sh09:05:002
58989954,1cyclictest575-21rs:main2
58989954,1cyclictest30129-21gltestperf10:45:132
58989953,2cyclictest743-21snmpd12:33:572
58989953,2cyclictest743-21snmpd09:40:522
58989953,2cyclictest743-21snmpd07:42:542
58989953,2cyclictest717-21ntpd12:28:062
58989952,3cyclictest557-21NetworkManager12:13:452
58989951,3cyclictest19413-21grep10:20:112
58989950,5cyclictest557-21NetworkManager09:31:002
58879953,2cyclictest743-21snmpd10:46:090
58879953,2cyclictest743-21snmpd09:21:510
58879953,2cyclictest743-21snmpd08:20:480
58879953,2cyclictest11152-21sed11:15:210
58879952,3cyclictest5356-21diskstats09:45:130
58879952,3cyclictest19811-21ntpq09:00:170
58879952,2cyclictest244-20systemd-journal09:59:320
58879952,2cyclictest244-20systemd-journal08:44:500
58879952,2cyclictest11741-21cut10:00:150
58879951,3cyclictest23025-21apt09:10:120
58879951,3cyclictest13206-21perl08:45:130
58879951,3cyclictest12609-21cat07:25:010
59029944,0cyclictest743-21snmpd07:42:393
59029943,1cyclictest743-21snmpd12:20:363
59029943,1cyclictest12045-21ntpq10:00:173
59029942,2cyclictest743-21snmpd09:00:053
59029942,2cyclictest24599-21sed11:50:153
59029941,2cyclictest3318-21cut08:20:133
59029941,2cyclictest1746-21sed09:35:143
59029940,3cyclictest9132-21ntp_states12:30:173
59029940,3cyclictest29385-21fw_forwarded_lo09:25:143
58989941,3cyclictest8898-21apt-get08:35:112
58989940,3cyclictest26274-21diskstats11:55:132
58989940,3cyclictest21011-21apt09:05:102
58879943,1cyclictest171ktimers/012:15:100
58879942,2cyclictest743-21snmpd12:27:360
58879942,2cyclictest557-21NetworkManager10:30:070
58879942,2cyclictest25593-21irqstats07:55:150
58879941,2cyclictest23957-21ld07:50:150
58879941,2cyclictest22171-21cat07:45:200
58879941,2cyclictest16115-21expr11:30:110
58879941,2cyclictest13650-21needreboot07:25:170
58879940,4cyclictest24856-21ntpq11:50:170
58879940,4cyclictest21850-21ntpq09:05:160
58879940,3cyclictest7499-21fw_conntrack09:50:130
58879940,3cyclictest6250-21diskstats07:10:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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