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2026-05-23 - 10:50

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 Sat May 23, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22416994341,2cyclictest9926-21lspci21:11:383
22401993333,0cyclictest1279-21fwupd22:08:420
22406991918,1cyclictest65850irq/126-lan19:55:151
22406991818,0cyclictest65850irq/126-lan20:39:301
22406991817,1cyclictest65850irq/126-lan22:00:121
22406991817,1cyclictest65850irq/126-lan21:50:221
22406991817,1cyclictest65850irq/126-lan21:50:211
22406991817,1cyclictest65850irq/126-lan19:40:221
22406991817,1cyclictest65850irq/126-lan00:25:111
22406991817,1cyclictest65850irq/126-lan00:05:211
22406991717,0cyclictest65850irq/126-lan22:25:111
22406991717,0cyclictest65850irq/126-lan21:30:141
22406991717,0cyclictest65850irq/126-lan19:23:061
22406991716,1cyclictest65850irq/126-lan23:45:131
22406991716,1cyclictest65850irq/126-lan23:14:591
22406991716,1cyclictest65850irq/126-lan23:05:121
22406991716,1cyclictest65850irq/126-lan20:20:001
22406991716,1cyclictest65850irq/126-lan00:00:161
22401991717,0cyclictest743-21snmpd21:58:240
22406991616,0cyclictest65850irq/126-lan22:09:071
22406991616,0cyclictest65850irq/126-lan20:55:111
22406991616,0cyclictest65850irq/126-lan20:46:081
22406991616,0cyclictest65850irq/126-lan00:35:101
22406991615,1cyclictest65850irq/126-lan23:55:101
22406991615,1cyclictest65850irq/126-lan22:40:171
22406991615,1cyclictest65850irq/126-lan22:31:321
22406991615,1cyclictest65850irq/126-lan21:05:131
22406991615,1cyclictest65850irq/126-lan20:30:181
22406991615,1cyclictest65850irq/126-lan19:50:121
22406991615,1cyclictest65850irq/126-lan00:30:121
22401991616,0cyclictest743-21snmpd21:35:360
22401991616,0cyclictest743-21snmpd19:20:120
22401991616,0cyclictest743-21snmpd00:29:300
22406991515,0cyclictest65850irq/126-lan22:20:191
22406991515,0cyclictest65850irq/126-lan21:25:101
22406991515,0cyclictest65850irq/126-lan21:15:081
22406991515,0cyclictest65850irq/126-lan20:15:131
22406991515,0cyclictest65850irq/126-lan19:35:151
22406991515,0cyclictest65850irq/126-lan19:30:131
22406991515,0cyclictest65850irq/126-lan19:10:161
22406991514,1cyclictest65850irq/126-lan23:20:201
22406991514,1cyclictest65850irq/126-lan21:10:131
22406991514,1cyclictest65850irq/126-lan21:02:421
22406991514,1cyclictest65850irq/126-lan20:54:331
22406991514,1cyclictest65850irq/126-lan20:05:191
22406991514,1cyclictest65850irq/126-lan00:20:151
22401991515,0cyclictest9411-21cat23:45:130
22401991515,0cyclictest743-21snmpd23:25:220
22401991515,0cyclictest743-21snmpd22:58:110
22401991515,0cyclictest743-21snmpd22:02:070
22401991515,0cyclictest743-21snmpd20:46:520
22401991515,0cyclictest743-21snmpd19:46:050
22401991515,0cyclictest743-21snmpd19:43:340
22401991515,0cyclictest743-21snmpd19:36:280
22401991515,0cyclictest743-21snmpd00:14:560
22406991414,0cyclictest65850irq/126-lan22:45:121
22406991414,0cyclictest65850irq/126-lan22:35:151
22406991414,0cyclictest65850irq/126-lan20:25:161
22406991414,0cyclictest65850irq/126-lan19:26:071
22406991413,1cyclictest65850irq/126-lan23:41:081
22406991413,1cyclictest65850irq/126-lan23:35:111
22406991413,1cyclictest65850irq/126-lan23:30:111
22406991413,1cyclictest65850irq/126-lan23:25:151
22406991413,1cyclictest65850irq/126-lan22:55:111
22406991413,1cyclictest65850irq/126-lan21:55:191
22406991413,1cyclictest65850irq/126-lan20:40:171
22406991413,1cyclictest65850irq/126-lan20:10:141
22406991413,1cyclictest65850irq/126-lan00:15:171
22406991413,1cyclictest65850irq/126-lan00:10:121
22401991414,0cyclictest743-21snmpd23:55:530
22401991414,0cyclictest743-21snmpd22:28:280
22401991414,0cyclictest743-21snmpd21:16:440
22401991414,0cyclictest743-21snmpd20:43:150
22401991414,0cyclictest743-21snmpd20:16:240
22401991414,0cyclictest743-21snmpd20:06:200
22401991414,0cyclictest743-21snmpd20:02:300
22401991414,0cyclictest743-21snmpd00:17:580
22401991414,0cyclictest31829-21cat20:50:150
22406991313,0cyclictest65850irq/126-lan23:53:121
22406991313,0cyclictest65850irq/126-lan22:10:111
22406991313,0cyclictest65850irq/126-lan21:40:171
22406991312,1cyclictest65850irq/126-lan23:00:111
22406991312,1cyclictest65850irq/126-lan22:15:131
22406991312,1cyclictest65850irq/126-lan19:15:141
22406991212,0cyclictest65850irq/126-lan21:35:131
22406991212,0cyclictest65850irq/126-lan21:20:121
22406991212,0cyclictest65850irq/126-lan19:45:191
22406991110,1cyclictest65850irq/126-lan22:50:141
2240699109,1cyclictest65850irq/126-lan21:45:141
224169998,1cyclictest743-21snmpd20:09:533
224169998,1cyclictest741-21lldpd23:43:053
224169998,1cyclictest741-21lldpd21:57:473
224019998,1cyclictest506-21systemd-resolve21:40:100
224169988,0cyclictest743-21snmpd23:11:083
224169988,0cyclictest741-21lldpd20:53:013
224169988,0cyclictest741-21lldpd19:16:433
224169987,1cyclictest743-21snmpd21:44:263
224169987,1cyclictest743-21snmpd21:00:023
224169987,1cyclictest743-21snmpd00:10:473
224169986,2cyclictest743-21snmpd23:18:033
224169986,2cyclictest743-21snmpd23:03:213
224169986,2cyclictest743-21snmpd19:44:353
224169986,2cyclictest743-21snmpd19:27:083
224169986,2cyclictest743-21snmpd19:21:483
224169986,2cyclictest743-21snmpd00:22:063
224169986,2cyclictest743-21snmpd00:09:473
224169986,2cyclictest717-21ntpd23:55:383
224169986,2cyclictest717-21ntpd23:26:553
224169986,2cyclictest717-21ntpd23:21:043
224169986,2cyclictest717-21ntpd22:15:513
224169986,2cyclictest717-21ntpd22:10:393
224169986,2cyclictest717-21ntpd22:05:563
224169986,2cyclictest717-21ntpd21:28:063
224169986,2cyclictest717-21ntpd21:05:293
224169986,2cyclictest717-21ntpd20:21:033
224169986,2cyclictest717-21ntpd19:53:363
224109988,0cyclictest743-21snmpd23:42:102
224109988,0cyclictest743-21snmpd23:29:062
224109988,0cyclictest743-21snmpd22:30:412
224109988,0cyclictest743-21snmpd20:50:182
224109988,0cyclictest743-21snmpd19:39:522
224109988,0cyclictest743-21snmpd00:00:472
224109988,0cyclictest741-21lldpd21:54:292
224109988,0cyclictest741-21lldpd21:54:282
224109988,0cyclictest741-21lldpd20:48:322
224109988,0cyclictest741-21lldpd19:58:232
224109988,0cyclictest741-21lldpd19:42:492
224109988,0cyclictest741-21lldpd19:22:442
224109987,1cyclictest743-21snmpd23:23:582
224109987,1cyclictest743-21snmpd22:21:032
224109987,1cyclictest743-21snmpd19:53:432
224109986,2cyclictest743-21snmpd23:59:592
224109986,2cyclictest743-21snmpd22:29:562
224109986,2cyclictest743-21snmpd21:25:532
224109986,2cyclictest743-21snmpd21:23:142
224109986,2cyclictest743-21snmpd00:22:272
224069987,1cyclictest65850irq/126-lan23:15:191
224019988,0cyclictest743-21snmpd21:21:320
224019988,0cyclictest741-21lldpd23:38:360
224019988,0cyclictest741-21lldpd23:31:430
224019988,0cyclictest741-21lldpd23:18:270
224019988,0cyclictest741-21lldpd22:36:590
224019987,1cyclictest743-21snmpd22:40:340
224019987,1cyclictest743-21snmpd20:57:400
224019987,1cyclictest743-21snmpd00:34:170
224019986,2cyclictest743-21snmpd21:47:240
224169977,0cyclictest743-21snmpd20:56:563
224169977,0cyclictest741-21lldpd22:59:073
224169977,0cyclictest741-21lldpd21:15:443
224169977,0cyclictest741-21lldpd20:13:433
224169977,0cyclictest741-21lldpd19:46:523
224169977,0cyclictest741-21lldpd19:11:403
224169977,0cyclictest741-21lldpd00:15:393
224169976,1cyclictest743-21snmpd23:45:073
224169975,2cyclictest743-21snmpd23:34:403
224169975,2cyclictest743-21snmpd22:25:053
224169975,2cyclictest743-21snmpd20:45:223
224169975,2cyclictest743-21snmpd19:32:493
224169975,2cyclictest743-21snmpd00:36:423
224169975,2cyclictest717-21ntpd23:37:163
224169975,2cyclictest6155-21cat22:20:133
224169973,3cyclictest10810-21apt-get20:00:113
224109977,0cyclictest743-21snmpd23:33:072
224109977,0cyclictest743-21snmpd21:38:422
224109977,0cyclictest743-21snmpd21:13:252
224109977,0cyclictest743-21snmpd19:26:052
224109977,0cyclictest743-21snmpd19:10:012
224109977,0cyclictest743-21snmpd00:17:292
224109977,0cyclictest741-21lldpd23:16:222
224109977,0cyclictest741-21lldpd23:05:382
224109977,0cyclictest741-21lldpd21:18:182
224109977,0cyclictest741-21lldpd20:55:572
224109976,1cyclictest743-21snmpd23:54:112
224109976,1cyclictest743-21snmpd23:02:452
224109976,1cyclictest743-21snmpd22:03:342
224109976,1cyclictest741-21lldpd20:32:502
224109976,1cyclictest573-21in:imuxsock23:11:162
224109976,1cyclictest522-21avahi-daemon22:42:492
224109975,2cyclictest743-21snmpd22:47:382
224109975,2cyclictest743-21snmpd22:11:252
224109975,2cyclictest743-21snmpd21:03:532
224109975,2cyclictest743-21snmpd20:44:452
224109975,2cyclictest743-21snmpd20:38:302
224109975,2cyclictest32465-21cat22:05:132
224109975,2cyclictest21747-21cat20:25:142
224019977,0cyclictest743-21snmpd19:30:560
224019977,0cyclictest741-21lldpd23:11:100
224019977,0cyclictest741-21lldpd22:49:330
224019977,0cyclictest741-21lldpd19:19:060
224019976,1cyclictest743-21snmpd23:01:120
224019976,1cyclictest743-21snmpd22:31:260
224019976,1cyclictest522-21avahi-daemon20:35:130
224019975,2cyclictest743-21snmpd23:22:070
224019975,2cyclictest743-21snmpd21:34:180
224019975,2cyclictest743-21snmpd20:21:510
224019975,2cyclictest29497-21cat19:25:120
224169966,0cyclictest743-21snmpd21:46:453
224169966,0cyclictest743-21snmpd00:25:453
224169966,0cyclictest741-21lldpd19:37:063
224169966,0cyclictest19200-21dump-pmu-power21:35:013
224169965,1cyclictest743-21snmpd22:43:143
224169965,1cyclictest743-21snmpd20:35:033
224169965,1cyclictest743-21snmpd20:28:553
224169964,2cyclictest19783-21grep21:35:123
224169961,4cyclictest15348-21cat21:25:003
224109966,0cyclictest743-21snmpd19:18:512
224109966,0cyclictest741-21lldpd23:37:562
224109966,0cyclictest741-21lldpd22:55:492
224109966,0cyclictest741-21lldpd22:51:472
224109966,0cyclictest522-21avahi-daemon19:32:522
224109965,1cyclictest12897-21cpuspeed_turbos20:05:122
224109964,2cyclictest743-21snmpd21:30:572
224109963,2cyclictest9792-21ntpq23:45:162
224069965,1cyclictest65850irq/126-lan20:00:131
224019966,0cyclictest522-21avahi-daemon00:00:440
224019965,1cyclictest522-21avahi-daemon21:06:450
224019965,1cyclictest23516-21fschecks_count20:30:130
224019964,2cyclictest743-21snmpd22:16:130
224019964,2cyclictest743-21snmpd21:53:100
224019964,2cyclictest743-21snmpd21:53:090
224019962,3cyclictest9330-21memory19:55:140
224019962,3cyclictest6019-21fw_packets22:20:140
224019962,3cyclictest22347-21tr20:25:190
224169955,0cyclictest522-21avahi-daemon23:52:413
224169955,0cyclictest522-21avahi-daemon22:02:383
224169954,1cyclictest10528-21sh20:00:013
224169953,2cyclictest743-21snmpd22:52:243
224169953,2cyclictest743-21snmpd20:31:583
224169953,2cyclictest15068-21apt-get00:00:123
224169952,3cyclictest557-21NetworkManager20:16:163
224169951,3cyclictest11367-21cat22:30:213
224169950,4cyclictest26789-21ntpq21:50:183
224169950,4cyclictest26789-21ntpq21:50:173
224109955,0cyclictest743-21snmpd00:05:232
224109955,0cyclictest741-21lldpd21:08:432
224109955,0cyclictest522-21avahi-daemon20:18:262
224109954,1cyclictest506-21systemd-resolve00:36:442
224109953,2cyclictest14231-21sed22:40:012
224109952,2cyclictest25531-21cut00:25:132
224109950,5cyclictest4418-21ntpq22:15:162
224109950,4cyclictest28760-21ntpq21:55:172
224019955,0cyclictest741-21lldpd19:51:240
224019954,1cyclictest15132-21gltestperf20:10:120
224019953,2cyclictest717-21ntpd23:40:310
224019953,2cyclictest717-21ntpd00:06:590
224019952,3cyclictest557-21NetworkManager22:14:410
224019952,3cyclictest557-21NetworkManager00:22:200
224019952,3cyclictest23152-21expr19:10:120
224019952,2cyclictest3822-21expr21:00:150
224019952,2cyclictest11266-21grep21:15:000
224019951,3cyclictest24614-21dpkg23:05:000
224019950,4cyclictest15431-21apt-get21:25:100
224169943,1cyclictest743-21snmpd23:05:573
224169942,2cyclictest743-21snmpd20:41:523
224169941,2cyclictest27262-21grep00:30:113
224169941,2cyclictest16300-21awk22:45:113
224169941,2cyclictest14135-21wc22:40:003
224109943,1cyclictest0-21swapper/200:10:172
224109942,2cyclictest717-21ntpd21:45:012
224109942,2cyclictest5182-21cat19:45:132
224109942,2cyclictest19734-21cat20:20:112
224109941,2cyclictest575-21rs:main2
224109941,2cyclictest10845-21grep20:00:112
224109940,3cyclictest22186-21ntp_192.168.11421:40:132
224019941,2cyclictest29255-21wc00:35:110
224019941,2cyclictest11695-21nfs_client23:50:170
224019940,3cyclictest18479-21diskstats22:50:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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