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2026-05-28 - 12:40

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 May 28, 2026 00:43:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12020993838,0cyclictest26131-21fwupd23:37:503
12014991919,0cyclictest65850irq/126-lan23:44:172
12014991918,1cyclictest65850irq/126-lan23:05:112
12014991918,1cyclictest65850irq/126-lan20:05:122
12014991818,0cyclictest743-21snmpd22:53:252
12014991818,0cyclictest743-21snmpd19:45:162
12014991818,0cyclictest743-21snmpd19:18:132
12014991818,0cyclictest743-21snmpd00:35:082
12014991818,0cyclictest65850irq/126-lan23:15:152
12014991818,0cyclictest65850irq/126-lan20:20:152
12014991817,1cyclictest65850irq/126-lan20:40:162
12014991817,1cyclictest65850irq/126-lan00:15:122
12014991717,0cyclictest743-21snmpd22:11:152
12014991717,0cyclictest65850irq/126-lan23:10:172
12014991717,0cyclictest65850irq/126-lan22:20:122
12014991717,0cyclictest65850irq/126-lan22:17:322
12014991717,0cyclictest65850irq/126-lan22:00:132
12014991717,0cyclictest65850irq/126-lan21:50:162
12014991717,0cyclictest65850irq/126-lan21:35:182
12014991717,0cyclictest65850irq/126-lan20:49:312
12014991717,0cyclictest65850irq/126-lan19:29:322
12014991717,0cyclictest65850irq/126-lan00:29:402
12014991717,0cyclictest24988-21cat23:35:142
12014991716,1cyclictest65850irq/126-lan23:50:132
12014991716,1cyclictest65850irq/126-lan23:20:152
12014991716,1cyclictest65850irq/126-lan21:00:122
12014991716,1cyclictest65850irq/126-lan19:30:212
12014991716,1cyclictest65850irq/126-lan00:01:102
12014991616,0cyclictest65850irq/126-lan23:47:202
12014991616,0cyclictest65850irq/126-lan21:30:112
12014991616,0cyclictest65850irq/126-lan20:30:182
12014991616,0cyclictest65850irq/126-lan20:15:182
12014991616,0cyclictest65850irq/126-lan19:54:592
12014991616,0cyclictest65850irq/126-lan19:20:102
12014991616,0cyclictest65850irq/126-lan00:30:162
12014991616,0cyclictest65850irq/126-lan00:20:122
12014991615,1cyclictest65850irq/126-lan21:15:152
12014991615,1cyclictest65850irq/126-lan20:35:172
12014991615,1cyclictest65850irq/126-lan19:40:172
12014991615,1cyclictest65850irq/126-lan19:10:122
12014991515,0cyclictest65850irq/126-lan23:55:142
12014991515,0cyclictest65850irq/126-lan22:45:452
12014991515,0cyclictest65850irq/126-lan22:30:202
12014991515,0cyclictest65850irq/126-lan21:45:132
12014991515,0cyclictest65850irq/126-lan20:50:152
12014991515,0cyclictest65850irq/126-lan20:25:092
12014991514,1cyclictest65850irq/126-lan19:55:102
12014991414,0cyclictest65850irq/126-lan23:25:182
12014991414,0cyclictest65850irq/126-lan21:55:152
12014991414,0cyclictest65850irq/126-lan20:11:542
12014991414,0cyclictest65850irq/126-lan19:38:412
12014991414,0cyclictest65850irq/126-lan00:07:232
12014991413,1cyclictest65850irq/126-lan21:20:162
12020991312,1cyclictest717-21ntpd23:00:383
12014991313,0cyclictest65850irq/126-lan23:02:122
12014991313,0cyclictest65850irq/126-lan22:43:142
12014991313,0cyclictest65850irq/126-lan22:38:042
12014991313,0cyclictest65850irq/126-lan21:40:142
12014991313,0cyclictest65850irq/126-lan20:55:122
12014991312,1cyclictest65850irq/126-lan21:07:152
12014991212,0cyclictest65850irq/126-lan23:30:382
12014991212,0cyclictest65850irq/126-lan22:25:002
12014991212,0cyclictest65850irq/126-lan22:05:182
12014991212,0cyclictest65850irq/126-lan21:10:322
12014991211,1cyclictest65850irq/126-lan00:10:142
12014991111,0cyclictest65850irq/126-lan22:55:182
12014991111,0cyclictest65850irq/126-lan21:25:132
120209998,1cyclictest743-21snmpd23:07:503
120209998,1cyclictest743-21snmpd22:32:523
120209998,1cyclictest743-21snmpd21:25:293
120209998,1cyclictest743-21snmpd20:27:213
120209998,1cyclictest743-21snmpd00:15:433
120209998,1cyclictest743-21snmpd00:05:463
120209996,3cyclictest24099-21grep22:15:133
120099998,1cyclictest743-21snmpd21:45:531
120049998,1cyclictest743-21snmpd22:57:440
120049998,1cyclictest743-21snmpd22:20:060
120049998,1cyclictest743-21snmpd21:00:340
120049998,1cyclictest743-21snmpd20:48:220
120049998,1cyclictest741-21lldpd21:56:490
120209988,0cyclictest741-21lldpd23:58:303
120209988,0cyclictest741-21lldpd23:34:203
120209988,0cyclictest741-21lldpd21:57:283
120209988,0cyclictest741-21lldpd21:01:463
120209988,0cyclictest741-21lldpd20:12:393
120209988,0cyclictest741-21lldpd19:18:023
120209988,0cyclictest741-21lldpd00:13:303
120209987,1cyclictest743-21snmpd23:27:273
120209987,1cyclictest743-21snmpd22:36:343
120209987,1cyclictest743-21snmpd19:43:323
120209986,2cyclictest743-21snmpd22:03:393
120209986,2cyclictest743-21snmpd21:39:023
120209986,2cyclictest743-21snmpd19:24:133
120209986,2cyclictest743-21snmpd19:11:393
120209986,2cyclictest743-21snmpd00:34:263
120209986,2cyclictest717-21ntpd23:50:033
120209986,2cyclictest717-21ntpd00:26:413
120209985,2cyclictest23400-21head20:55:133
120149988,0cyclictest743-21snmpd20:00:162
120099988,0cyclictest743-21snmpd22:20:451
120099988,0cyclictest741-21lldpd23:31:301
120099988,0cyclictest741-21lldpd21:26:041
120099988,0cyclictest741-21lldpd19:56:351
120099988,0cyclictest741-21lldpd19:44:241
120099987,1cyclictest743-21snmpd23:40:121
120099987,1cyclictest743-21snmpd00:24:371
120099987,1cyclictest741-21lldpd22:39:191
120099987,1cyclictest741-21lldpd20:13:371
120099986,2cyclictest743-21snmpd23:19:261
120099986,2cyclictest743-21snmpd21:43:381
120099986,2cyclictest743-21snmpd21:24:311
120099986,2cyclictest743-21snmpd20:16:111
120099986,2cyclictest743-21snmpd19:33:551
120099986,2cyclictest743-21snmpd00:14:431
120099986,2cyclictest743-21snmpd00:07:341
120049988,0cyclictest741-21lldpd23:06:250
120049988,0cyclictest741-21lldpd22:00:220
120049988,0cyclictest741-21lldpd00:08:200
120049987,1cyclictest743-21snmpd22:17:480
120049987,1cyclictest743-21snmpd21:46:080
120049987,1cyclictest743-21snmpd00:35:350
120049987,1cyclictest741-21lldpd21:05:190
120049987,1cyclictest506-21systemd-resolve21:25:150
120049986,2cyclictest743-21snmpd23:57:220
120049986,2cyclictest743-21snmpd23:25:060
120049986,2cyclictest743-21snmpd20:22:570
120049986,2cyclictest743-21snmpd19:18:150
120049986,2cyclictest717-21ntpd23:30:180
120049986,2cyclictest717-21ntpd22:25:180
120049986,2cyclictest717-21ntpd19:40:010
120209977,0cyclictest743-21snmpd21:06:163
120209977,0cyclictest741-21lldpd22:07:273
120209977,0cyclictest741-21lldpd20:43:253
120209976,1cyclictest743-21snmpd22:51:223
120209976,1cyclictest743-21snmpd19:29:333
120209976,1cyclictest522-21avahi-daemon20:53:243
120209976,1cyclictest20562-21gltestperf19:30:143
120209976,1cyclictest11581-21gltestperf21:45:133
120209975,2cyclictest743-21snmpd23:11:083
120209975,2cyclictest743-21snmpd21:23:383
120209975,2cyclictest717-21ntpd20:03:433
120209975,2cyclictest717-21ntpd00:22:453
120099977,0cyclictest743-21snmpd20:31:541
120099977,0cyclictest743-21snmpd00:18:521
120099977,0cyclictest741-21lldpd21:13:241
120099977,0cyclictest741-21lldpd19:28:381
120099977,0cyclictest741-21lldpd19:15:481
120099977,0cyclictest29132-21grep19:50:121
120099976,1cyclictest743-21snmpd23:47:571
120099976,1cyclictest743-21snmpd19:12:281
120099976,1cyclictest741-21lldpd23:55:121
120099976,1cyclictest24858-21gltestperf23:35:141
120099976,1cyclictest19389-21cpuspeed_turbos22:05:121
120099975,2cyclictest743-21snmpd22:01:031
120099975,2cyclictest743-21snmpd20:58:341
120099975,2cyclictest743-21snmpd19:39:261
120099975,2cyclictest743-21snmpd00:35:321
120099975,2cyclictest743-21snmpd00:25:171
120099975,2cyclictest22243-21sh23:30:001
120099974,2cyclictest717-21ntpd23:05:161
120049977,0cyclictest743-21snmpd23:45:150
120049977,0cyclictest743-21snmpd23:42:450
120049977,0cyclictest743-21snmpd20:43:580
120049977,0cyclictest743-21snmpd20:03:550
120049977,0cyclictest743-21snmpd00:12:310
120049977,0cyclictest741-21lldpd20:09:130
120049977,0cyclictest17977-21cron19:25:000
120049976,1cyclictest743-21snmpd22:51:250
120049976,1cyclictest743-21snmpd21:18:460
120049976,1cyclictest741-21lldpd20:13:190
120049976,1cyclictest741-21lldpd19:27:580
120049976,1cyclictest11104-21gltestperf00:20:130
120049975,2cyclictest743-21snmpd21:14:460
120049975,2cyclictest743-21snmpd20:28:570
120049975,2cyclictest743-21snmpd00:26:230
120049975,2cyclictest717-21ntpd23:10:020
120049975,2cyclictest717-21ntpd22:35:010
120049975,2cyclictest717-21ntpd19:55:010
120049975,2cyclictest717-21ntpd19:34:540
120049973,3cyclictest19697-21sed23:20:190
120209966,0cyclictest741-21lldpd22:56:573
120209966,0cyclictest741-21lldpd21:30:023
120209966,0cyclictest741-21lldpd00:00:503
120209966,0cyclictest575-21rs:main3
120209966,0cyclictest522-21avahi-daemon22:28:463
120209965,1cyclictest743-21snmpd23:19:563
120209965,1cyclictest717-21ntpd23:21:323
120209965,1cyclictest2498-21cpuspeed_turbos20:05:123
120209964,2cyclictest743-21snmpd22:46:313
120209964,2cyclictest717-21ntpd00:35:313
120099966,0cyclictest743-21snmpd20:53:311
120099966,0cyclictest741-21lldpd20:36:111
120099966,0cyclictest741-21lldpd19:20:321
120099965,1cyclictest743-21snmpd23:52:031
120099965,1cyclictest743-21snmpd22:57:281
120099965,1cyclictest743-21snmpd21:08:451
120099965,1cyclictest10922-21cat20:25:121
120099962,4cyclictest557-21NetworkManager22:12:291
120099962,2cyclictest25677-21cat22:20:001
120049966,0cyclictest743-21snmpd23:18:290
120049966,0cyclictest743-21snmpd22:45:430
120049966,0cyclictest741-21lldpd23:36:040
120049966,0cyclictest741-21lldpd23:00:410
120049966,0cyclictest741-21lldpd00:33:240
120049965,1cyclictest743-21snmpd23:51:060
120049965,1cyclictest743-21snmpd22:44:180
120049965,1cyclictest717-21ntpd19:45:000
120049965,1cyclictest717-21ntpd19:39:550
120049964,2cyclictest743-21snmpd20:53:120
120049964,2cyclictest743-21snmpd20:38:030
120049964,2cyclictest743-21snmpd00:18:460
120049964,2cyclictest717-21ntpd21:20:430
120209954,1cyclictest9407-21fschecks_count21:40:123
120209954,1cyclictest25876-21cpuspeed_turbos22:20:103
120209953,2cyclictest717-21ntpd23:45:263
120209952,2cyclictest6770-21gltestperf20:15:123
120209952,2cyclictest29146-21smartctl19:50:123
120209951,3cyclictest30419-21sed21:10:213
120209951,3cyclictest14035-21ld21:50:143
120209950,4cyclictest27162-21ntpq19:45:173
120099954,1cyclictest743-21snmpd23:20:081
120099954,1cyclictest743-21snmpd22:30:101
120099954,1cyclictest743-21snmpd22:28:071
120099954,1cyclictest743-21snmpd00:00:071
120099954,1cyclictest741-21lldpd22:42:171
120099954,1cyclictest13464-21fschecks_count21:50:111
120099953,2cyclictest743-21snmpd00:32:201
120099953,1cyclictest14857-21cat23:10:121
120099952,3cyclictest557-21NetworkManager20:20:221
120099952,2cyclictest575-21rs:main1
120099952,2cyclictest5344-21sh21:30:121
120099952,2cyclictest32400-21unixbench_singl21:15:211
120099952,2cyclictest26230-21wc21:00:221
120099952,2cyclictest1114-21ntp_192.168.11420:00:151
120099951,4cyclictest557-21NetworkManager19:45:281
120049955,0cyclictest743-21snmpd21:41:050
120049954,1cyclictest522-21avahi-daemon20:58:540
120049953,2cyclictest717-21ntpd22:09:350
120049953,2cyclictest717-21ntpd00:02:550
120049952,3cyclictest717-21ntpd19:50:350
120049952,3cyclictest557-21NetworkManager21:35:010
120049952,2cyclictest31176-21awk22:30:200
120049952,2cyclictest22610-21awk22:10:190
120049952,2cyclictest13321-21ld20:30:170
120049951,3cyclictest13555-21fw_packets21:50:120
120049951,3cyclictest12360-21diskstats19:10:120
120209943,1cyclictest15236-21ntpq20:35:163
120209942,2cyclictest9173-21netstat20:20:153
120209941,2cyclictest26683-21cpuspeed_turbos23:40:123
120209941,2cyclictest244-20systemd-journal19:36:233
120209941,2cyclictest21952-21needreboot22:10:143
120209940,4cyclictest557-21NetworkManager20:30:353
120209940,4cyclictest2279-21ntpq22:40:173
120209940,3cyclictest30939-21diskstats19:55:113
120099941,3cyclictest743-21snmpd20:40:031
120099941,3cyclictest7173-21sed22:50:201
120099941,2cyclictest8050-21modprobe21:35:181
120099940,4cyclictest15661-21hddtemp_smartct21:55:131
120099940,3cyclictest10688-21perl23:00:121
120049944,0cyclictest6558-21grep20:15:110
120049942,2cyclictest5184-21apt-get21:30:110
120099931,2cyclictest4506-21cat22:45:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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