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2026-07-08 - 19:13

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 Wed Jul 08, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17319993434,0cyclictest14821-21fwupd12:17:420
17319991817,1cyclictest65850irq/126-lan12:35:090
17319991817,1cyclictest65850irq/126-lan11:40:180
17319991817,1cyclictest65850irq/126-lan10:35:160
17319991817,1cyclictest65850irq/126-lan10:22:500
17319991817,1cyclictest65850irq/126-lan10:08:130
17319991717,0cyclictest743-21snmpd09:26:170
17319991717,0cyclictest743-21snmpd09:22:150
17319991717,0cyclictest743-21snmpd09:18:300
17319991717,0cyclictest743-21snmpd08:24:130
17319991717,0cyclictest743-21snmpd07:13:440
17319991717,0cyclictest65850irq/126-lan10:41:270
17319991717,0cyclictest65850irq/126-lan10:10:130
17319991717,0cyclictest65850irq/126-lan10:00:150
17319991717,0cyclictest65850irq/126-lan09:39:060
17319991717,0cyclictest65850irq/126-lan07:55:190
17319991717,0cyclictest65850irq/126-lan07:46:350
17319991717,0cyclictest65850irq/126-lan07:25:220
17319991717,0cyclictest65850irq/126-lan07:20:180
17319991717,0cyclictest404-21cat09:05:130
17319991717,0cyclictest16744-21cat08:25:120
17319991716,1cyclictest65850irq/126-lan12:10:140
17319991716,1cyclictest65850irq/126-lan09:10:110
17319991716,1cyclictest65850irq/126-lan08:00:180
17319991716,1cyclictest65850irq/126-lan07:15:130
17319991616,0cyclictest743-21snmpd11:34:120
17319991616,0cyclictest743-21snmpd11:13:370
17319991616,0cyclictest743-21snmpd09:58:180
17319991616,0cyclictest743-21snmpd08:54:180
17319991616,0cyclictest743-21snmpd08:37:290
17319991616,0cyclictest743-21snmpd08:17:010
17319991616,0cyclictest65850irq/126-lan11:05:210
17319991616,0cyclictest65850irq/126-lan10:25:130
17319991616,0cyclictest65850irq/126-lan09:00:210
17319991616,0cyclictest65850irq/126-lan08:10:210
17319991616,0cyclictest65850irq/126-lan07:50:210
17319991616,0cyclictest18741-21cat08:30:110
17319991615,1cyclictest65850irq/126-lan12:30:150
17319991615,1cyclictest65850irq/126-lan09:40:130
17319991515,0cyclictest65850irq/126-lan12:25:150
17319991515,0cyclictest65850irq/126-lan12:00:110
17319991515,0cyclictest65850irq/126-lan11:55:210
17319991515,0cyclictest65850irq/126-lan11:50:110
17319991515,0cyclictest65850irq/126-lan11:38:550
17319991515,0cyclictest65850irq/126-lan11:25:000
17319991515,0cyclictest65850irq/126-lan10:30:110
17319991515,0cyclictest65850irq/126-lan09:34:380
17319991515,0cyclictest65850irq/126-lan08:55:130
17319991515,0cyclictest65850irq/126-lan08:40:130
17319991514,1cyclictest65850irq/126-lan07:34:590
17319991414,0cyclictest65850irq/126-lan11:15:140
17319991414,0cyclictest65850irq/126-lan08:45:160
17319991414,0cyclictest65850irq/126-lan07:35:160
17319991413,1cyclictest65850irq/126-lan11:25:080
17319991413,1cyclictest65850irq/126-lan10:45:100
17319991313,0cyclictest65850irq/126-lan12:24:230
17319991313,0cyclictest65850irq/126-lan12:05:140
17319991313,0cyclictest65850irq/126-lan11:45:120
17319991313,0cyclictest65850irq/126-lan11:00:180
17319991313,0cyclictest65850irq/126-lan10:55:150
17319991312,1cyclictest65850irq/126-lan07:40:120
17319991212,0cyclictest65850irq/126-lan10:50:130
17319991212,0cyclictest65850irq/126-lan08:09:370
17319991010,0cyclictest65850irq/126-lan10:15:190
173379998,1cyclictest743-21snmpd10:41:313
173379998,1cyclictest743-21snmpd08:50:453
173379996,3cyclictest743-21snmpd08:10:193
173339998,1cyclictest743-21snmpd12:14:432
173339998,1cyclictest743-21snmpd11:24:172
173339998,1cyclictest743-21snmpd11:18:042
173339998,1cyclictest743-21snmpd10:10:542
173339998,1cyclictest743-21snmpd09:11:182
173339998,1cyclictest741-21lldpd08:49:022
173339998,1cyclictest522-21avahi-daemon11:10:122
173279998,1cyclictest743-21snmpd08:52:211
173199999,0cyclictest65850irq/126-lan09:51:480
173379988,0cyclictest743-21snmpd10:30:213
173379988,0cyclictest741-21lldpd09:04:273
173379987,1cyclictest743-21snmpd11:35:173
173379987,1cyclictest743-21snmpd11:06:073
173379987,1cyclictest743-21snmpd09:45:193
173379987,1cyclictest743-21snmpd07:38:183
173379987,1cyclictest743-21snmpd07:16:543
173379987,1cyclictest741-21lldpd12:39:143
173379987,1cyclictest741-21lldpd12:28:573
173379986,2cyclictest743-21snmpd12:19:263
173379986,2cyclictest743-21snmpd12:07:103
173379986,2cyclictest743-21snmpd09:21:403
173379986,2cyclictest743-21snmpd08:43:203
173339988,0cyclictest741-21lldpd12:39:182
173339988,0cyclictest741-21lldpd12:34:392
173339988,0cyclictest741-21lldpd10:57:292
173339988,0cyclictest741-21lldpd10:52:342
173339988,0cyclictest741-21lldpd10:30:122
173339988,0cyclictest741-21lldpd08:28:282
173339988,0cyclictest741-21lldpd07:38:152
173339988,0cyclictest741-21lldpd07:16:132
173339987,1cyclictest741-21lldpd11:31:142
173339987,1cyclictest741-21lldpd10:49:022
173339987,1cyclictest741-21lldpd09:44:032
173339987,1cyclictest741-21lldpd07:42:092
173339986,2cyclictest743-21snmpd10:44:072
173339986,2cyclictest743-21snmpd09:51:382
173339986,2cyclictest743-21snmpd08:17:282
173339986,2cyclictest743-21snmpd08:09:492
173279988,0cyclictest743-21snmpd10:26:341
173279988,0cyclictest741-21lldpd12:10:171
173279988,0cyclictest741-21lldpd12:00:501
173279988,0cyclictest741-21lldpd10:03:051
173279987,1cyclictest743-21snmpd09:10:151
173279987,1cyclictest743-21snmpd07:51:521
173279987,1cyclictest743-21snmpd07:36:421
173279987,1cyclictest743-21snmpd07:13:531
173279986,2cyclictest743-21snmpd12:16:561
173279986,2cyclictest743-21snmpd11:50:351
173279986,2cyclictest743-21snmpd10:43:281
173279986,2cyclictest743-21snmpd08:46:591
173279986,2cyclictest12679-21cat08:15:131
173379977,0cyclictest743-21snmpd12:00:563
173379977,0cyclictest743-21snmpd09:58:353
173379977,0cyclictest743-21snmpd09:37:143
173379977,0cyclictest743-21snmpd08:48:053
173379977,0cyclictest741-21lldpd11:20:003
173379977,0cyclictest741-21lldpd09:05:363
173379976,1cyclictest743-21snmpd12:31:263
173379976,1cyclictest743-21snmpd11:52:333
173379976,1cyclictest743-21snmpd08:02:193
173379976,1cyclictest743-21snmpd07:54:193
173379976,1cyclictest573-21in:imuxsock11:00:453
173379976,1cyclictest573-21in:imuxsock08:31:293
173379976,1cyclictest511ktimers/310:25:123
173379976,1cyclictest16370-21cpuspeed_turbos08:25:103
173379976,1cyclictest11588-21gltestperf12:10:123
173379975,2cyclictest743-21snmpd10:52:513
173379975,2cyclictest743-21snmpd10:20:053
173379975,2cyclictest743-21snmpd10:17:293
173379975,2cyclictest743-21snmpd09:54:153
173339977,0cyclictest743-21snmpd12:23:162
173339977,0cyclictest743-21snmpd12:03:592
173339977,0cyclictest743-21snmpd10:08:052
173339977,0cyclictest741-21lldpd11:57:282
173339977,0cyclictest741-21lldpd11:42:042
173339977,0cyclictest741-21lldpd08:50:012
173339977,0cyclictest741-21lldpd07:57:162
173339977,0cyclictest741-21lldpd07:53:342
173339977,0cyclictest741-21lldpd07:33:312
173339976,1cyclictest743-21snmpd07:45:362
173339976,1cyclictest522-21avahi-daemon12:05:282
173339975,2cyclictest743-21snmpd11:29:092
173339975,2cyclictest743-21snmpd08:21:082
173339975,2cyclictest22072-21cron08:40:002
173339972,5cyclictest557-21NetworkManager10:17:452
173279977,0cyclictest743-21snmpd10:47:241
173279977,0cyclictest743-21snmpd08:56:211
173279977,0cyclictest743-21snmpd07:56:311
173279977,0cyclictest741-21lldpd11:18:351
173279977,0cyclictest741-21lldpd11:06:081
173279977,0cyclictest741-21lldpd09:45:091
173279977,0cyclictest741-21lldpd08:09:511
173279976,1cyclictest743-21snmpd11:32:061
173279976,1cyclictest743-21snmpd11:26:031
173279976,1cyclictest741-21lldpd11:49:501
173279976,1cyclictest741-21lldpd07:23:531
173279976,1cyclictest21787-21cat12:35:131
173279975,2cyclictest743-21snmpd10:58:381
173279975,2cyclictest743-21snmpd10:31:061
173279975,2cyclictest743-21snmpd10:06:411
173279975,2cyclictest743-21snmpd08:10:311
173279975,2cyclictest743-21snmpd07:31:481
173279972,4cyclictest12804-21cat10:55:001
173279970,3cyclictest16464-21diskstats08:25:111
173199977,0cyclictest65850irq/126-lan09:45:210
173379966,0cyclictest743-21snmpd07:29:543
173379966,0cyclictest741-21lldpd11:57:523
173379966,0cyclictest6620-21cron10:40:003
173379965,1cyclictest741-21lldpd11:46:513
173379965,1cyclictest725-21in:imuxsock11:15:013
173379965,1cyclictest522-21avahi-daemon10:46:153
173379965,1cyclictest20632-21gltestperf08:35:143
173379964,2cyclictest743-21snmpd11:18:433
173379964,2cyclictest743-21snmpd08:07:403
173379964,2cyclictest743-21snmpd07:32:253
173379963,2cyclictest27704-21ps10:10:193
173379962,3cyclictest9417-21sed09:25:213
173339966,0cyclictest741-21lldpd09:26:212
173339966,0cyclictest741-21lldpd09:18:452
173339966,0cyclictest741-21lldpd08:32:062
173339965,1cyclictest743-21snmpd09:32:462
173339965,1cyclictest3153-21/usr/sbin/munin11:50:172
173339965,1cyclictest22438-21cpuspeed_turbos08:40:112
173339965,1cyclictest1142-21gltestperf10:25:152
173339963,3cyclictest13263-21apt-get12:15:122
173279966,0cyclictest743-21snmpd07:46:001
173279966,0cyclictest741-21lldpd12:08:051
173279966,0cyclictest741-21lldpd11:58:591
173279966,0cyclictest741-21lldpd08:35:431
173279966,0cyclictest741-21lldpd07:17:571
173279965,1cyclictest743-21snmpd11:35:441
173279965,1cyclictest741-21lldpd07:41:101
173279965,1cyclictest522-21avahi-daemon10:23:171
173279964,2cyclictest743-21snmpd09:53:561
173279964,2cyclictest743-21snmpd09:28:051
173279964,2cyclictest743-21snmpd08:42:261
173279964,2cyclictest27179-21cat10:10:151
173279962,3cyclictest19673-21users08:30:181
173379955,0cyclictest743-21snmpd10:57:173
173379955,0cyclictest743-21snmpd07:57:433
173379954,1cyclictest743-21snmpd09:42:133
173379954,1cyclictest14656-21gltestperf08:20:133
173379953,2cyclictest743-21snmpd07:22:083
173379953,2cyclictest23111-21expr10:00:133
173379952,2cyclictest29403-21wc08:55:193
173379952,2cyclictest244-20systemd-journal11:40:173
173379952,2cyclictest12565-21tail08:15:133
173379952,2cyclictest10564-21cut09:30:143
173379951,3cyclictest4886-21grep09:15:183
173379951,3cyclictest28917-21seq11:30:583
173379950,4cyclictest2895-21ntp_states09:10:143
173379950,4cyclictest18324-21ntpq07:10:173
173339955,0cyclictest522-21avahi-daemon12:28:402
173339955,0cyclictest522-21avahi-daemon09:24:332
173339952,3cyclictest743-21snmpd08:12:192
173339952,3cyclictest18216-21ntp_192.168.11407:10:162
173339952,3cyclictest17690-21systemctl09:45:192
173339952,2cyclictest575-21rs:main2
173339952,2cyclictest23842-21wc10:00:202
173339952,2cyclictest21570-21dpkg07:20:112
173339951,3cyclictest329-21sed09:05:142
173339951,3cyclictest31143-21ld09:00:162
173339951,3cyclictest30171-21readlink08:59:592
173339951,3cyclictest16859-21sed11:05:002
173339950,5cyclictest557-21NetworkManager07:26:522
173339950,5cyclictest2932-21awk11:50:012
173339950,4cyclictest30363-21ntpq11:35:152
173339950,4cyclictest12352-21df09:35:132
173279955,0cyclictest743-21snmpd09:40:231
173279955,0cyclictest741-21lldpd10:15:181
173279954,1cyclictest17407-21cpuspeed_turbos12:25:111
173279953,2cyclictest743-21snmpd11:02:191
173279953,2cyclictest743-21snmpd09:33:491
173279952,3cyclictest557-21NetworkManager09:15:401
173279952,3cyclictest19655-21grep12:30:131
173279952,2cyclictest24489-21seq11:21:181
173279952,2cyclictest244-20systemd-journal08:20:481
173279952,2cyclictest16631-21sed12:20:211
173279951,3cyclictest31790-21grep11:40:131
173279951,3cyclictest25593-21cat07:30:001
173379942,2cyclictest743-21snmpd10:05:033
173379941,2cyclictest313-21grep07:45:143
173379940,4cyclictest16025-21ntpq12:20:163
173379940,3cyclictest30775-21grep07:40:133
173379940,3cyclictest25868-21hddtemp_smartct11:25:143
173339944,0cyclictest20959-21fschecks_time09:55:122
173339943,1cyclictest590-21gmain10:22:312
173339940,3cyclictest5158-21fw_forwarded_lo10:35:112
173339940,3cyclictest17138-21df11:05:122
173279943,1cyclictest6279-21cpuspeed_turbos08:00:101
173279943,1cyclictest6183-21cpuspeed_turbos09:20:111
173279942,2cyclictest30400-21seq09:00:081
173279942,2cyclictest20912-21grep09:55:131
173279941,2cyclictest19794-21collect211:10:171
173279941,2cyclictest12847-21cut09:35:161
173279940,4cyclictest791-21ntpq09:05:161
173279940,3cyclictest5356-21wc10:35:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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