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2026-06-09 - 18:41

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 Jun 09, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13131992019,1cyclictest65850irq/126-lan07:45:113
13131991918,1cyclictest65850irq/126-lan08:15:133
13131991918,1cyclictest65850irq/126-lan07:44:003
13131991817,1cyclictest65850irq/126-lan08:20:183
13131991817,1cyclictest65850irq/126-lan07:50:143
13123991818,0cyclictest65850irq/126-lan11:30:121
13123991818,0cyclictest65850irq/126-lan09:47:441
13131991717,0cyclictest65850irq/126-lan08:25:173
13123991717,0cyclictest65850irq/126-lan12:26:141
13123991717,0cyclictest65850irq/126-lan12:20:151
13123991717,0cyclictest65850irq/126-lan12:04:591
13123991717,0cyclictest65850irq/126-lan11:57:001
13123991717,0cyclictest65850irq/126-lan11:00:001
13123991717,0cyclictest65850irq/126-lan10:10:121
13123991717,0cyclictest65850irq/126-lan09:54:221
13123991717,0cyclictest65850irq/126-lan09:31:071
13123991717,0cyclictest65850irq/126-lan09:25:121
13131991616,0cyclictest65850irq/126-lan08:35:113
13131991616,0cyclictest65850irq/126-lan08:10:123
13131991615,1cyclictest65850irq/126-lan08:45:133
13131991615,1cyclictest65850irq/126-lan08:40:293
13123991616,0cyclictest65850irq/126-lan12:10:141
13123991616,0cyclictest65850irq/126-lan11:50:131
13123991616,0cyclictest65850irq/126-lan11:40:131
13123991616,0cyclictest65850irq/126-lan11:25:151
13123991616,0cyclictest65850irq/126-lan10:44:291
13123991616,0cyclictest65850irq/126-lan10:30:111
13123991616,0cyclictest65850irq/126-lan10:25:141
13123991616,0cyclictest65850irq/126-lan09:35:131
13123991616,0cyclictest65850irq/126-lan09:00:151
13123991615,1cyclictest65850irq/126-lan11:10:001
13131991514,1cyclictest65850irq/126-lan08:30:173
13123991515,0cyclictest65850irq/126-lan11:20:261
13123991515,0cyclictest65850irq/126-lan10:48:291
13123991515,0cyclictest65850irq/126-lan09:09:451
13131991414,0cyclictest65850irq/126-lan08:05:153
13131991414,0cyclictest65850irq/126-lan07:10:283
13123991414,0cyclictest65850irq/126-lan12:08:291
13123991414,0cyclictest65850irq/126-lan10:05:231
13123991414,0cyclictest65850irq/126-lan09:56:421
13123991414,0cyclictest65850irq/126-lan09:44:191
13123991414,0cyclictest65850irq/126-lan09:10:161
13131991313,0cyclictest65850irq/126-lan07:15:133
13131991312,1cyclictest65850irq/126-lan08:00:193
13131991312,1cyclictest65850irq/126-lan07:35:133
13131991312,1cyclictest65850irq/126-lan07:33:523
13123991313,0cyclictest65850irq/126-lan12:30:111
13123991313,0cyclictest65850irq/126-lan11:35:101
13123991313,0cyclictest65850irq/126-lan10:00:191
13131991212,0cyclictest65850irq/126-lan07:20:133
13131991211,1cyclictest65850irq/126-lan07:25:113
13123991212,0cyclictest65850irq/126-lan12:35:181
13123991212,0cyclictest65850irq/126-lan10:55:111
13123991212,0cyclictest65850irq/126-lan10:35:161
13123991212,0cyclictest65850irq/126-lan10:20:181
13123991212,0cyclictest65850irq/126-lan09:20:191
13123991212,0cyclictest65850irq/126-lan09:15:171
13123991212,0cyclictest65850irq/126-lan08:55:151
13123991212,0cyclictest65850irq/126-lan08:51:281
13131991111,0cyclictest65850irq/126-lan08:50:003
13131991110,1cyclictest65850irq/126-lan07:55:173
13123991111,0cyclictest65850irq/126-lan12:19:491
13123991111,0cyclictest65850irq/126-lan11:45:291
13123991010,0cyclictest65850irq/126-lan11:05:151
131319998,1cyclictest743-21snmpd09:49:383
131319998,1cyclictest743-21snmpd08:59:513
131289998,1cyclictest743-21snmpd10:41:062
131289998,1cyclictest743-21snmpd09:16:542
131289998,1cyclictest743-21snmpd08:29:082
131239999,0cyclictest65850irq/126-lan11:15:161
131239998,1cyclictest743-21snmpd08:26:381
131199998,1cyclictest743-21snmpd12:01:240
131199998,1cyclictest743-21snmpd11:02:520
131199998,1cyclictest743-21snmpd07:26:170
131319988,0cyclictest743-21snmpd11:56:423
131319988,0cyclictest743-21snmpd10:59:493
131319988,0cyclictest741-21lldpd12:12:373
131319988,0cyclictest741-21lldpd12:00:373
131319988,0cyclictest741-21lldpd09:40:433
131319987,1cyclictest743-21snmpd10:08:323
131319987,1cyclictest743-21snmpd09:31:553
131319986,2cyclictest743-21snmpd12:18:163
131319986,2cyclictest743-21snmpd09:00:423
131319986,2cyclictest717-21ntpd12:31:263
131319986,2cyclictest717-21ntpd12:27:143
131319986,2cyclictest717-21ntpd12:24:263
131319985,2cyclictest743-21snmpd09:38:003
131289988,0cyclictest743-21snmpd08:48:112
131289988,0cyclictest741-21lldpd10:03:292
131289988,0cyclictest741-21lldpd08:39:502
131289988,0cyclictest741-21lldpd07:51:312
131289987,1cyclictest743-21snmpd07:31:532
131289987,1cyclictest743-21snmpd07:17:522
131289987,1cyclictest244-20systemd-journal10:59:302
131289986,2cyclictest743-21snmpd09:57:172
131289986,2cyclictest743-21snmpd09:13:182
131289986,2cyclictest743-21snmpd08:56:182
131289986,2cyclictest743-21snmpd07:10:232
131239988,0cyclictest743-21snmpd08:15:431
131239988,0cyclictest741-21lldpd08:09:211
131239988,0cyclictest741-21lldpd07:24:591
131239988,0cyclictest65850irq/126-lan10:53:291
131239987,1cyclictest743-21snmpd07:25:081
131239987,1cyclictest743-21snmpd07:10:021
131239987,0cyclictest191rcu_preempt08:00:141
131239986,2cyclictest743-21snmpd08:40:351
131199988,0cyclictest743-21snmpd11:20:380
131199988,0cyclictest741-21lldpd10:35:010
131199988,0cyclictest741-21lldpd10:06:230
131199988,0cyclictest741-21lldpd10:00:170
131199988,0cyclictest741-21lldpd08:36:530
131199987,1cyclictest743-21snmpd09:48:500
131199987,1cyclictest573-21in:imuxsock10:57:310
131199986,2cyclictest743-21snmpd09:41:180
131199986,2cyclictest743-21snmpd09:35:520
131199986,2cyclictest743-21snmpd07:59:010
131199986,2cyclictest743-21snmpd07:24:170
131319977,0cyclictest743-21snmpd10:27:153
131319977,0cyclictest741-21lldpd11:38:523
131319977,0cyclictest741-21lldpd09:13:403
131319976,1cyclictest22172-21cpuspeed_turbos11:25:113
131319975,2cyclictest743-21snmpd10:43:453
131319975,2cyclictest743-21snmpd10:32:333
131319975,2cyclictest743-21snmpd10:01:533
131319975,2cyclictest743-21snmpd09:09:443
131319975,2cyclictest717-21ntpd12:36:263
131319975,2cyclictest717-21ntpd11:11:453
131319975,2cyclictest717-21ntpd09:15:273
131289977,0cyclictest9160-21sed09:35:132
131289977,0cyclictest743-21snmpd12:16:402
131289977,0cyclictest743-21snmpd12:14:092
131289977,0cyclictest743-21snmpd12:08:182
131289977,0cyclictest743-21snmpd10:28:032
131289977,0cyclictest743-21snmpd10:21:512
131289977,0cyclictest743-21snmpd07:45:472
131289977,0cyclictest741-21lldpd11:58:412
131289977,0cyclictest741-21lldpd11:13:382
131289977,0cyclictest741-21lldpd11:07:362
131289977,0cyclictest741-21lldpd10:11:332
131289977,0cyclictest741-21lldpd08:19:402
131289976,1cyclictest741-21lldpd08:02:462
131289976,1cyclictest522-21avahi-daemon08:30:212
131289976,1cyclictest522-21avahi-daemon07:55:482
131289976,1cyclictest506-21systemd-resolve09:06:222
131289976,1cyclictest23095-21idleruntime-cro10:10:002
131289976,1cyclictest22620-21cat08:50:142
131289975,2cyclictest743-21snmpd12:21:582
131289975,2cyclictest743-21snmpd12:02:272
131289975,2cyclictest743-21snmpd09:31:462
131289975,2cyclictest743-21snmpd08:14:162
131239977,0cyclictest741-21lldpd08:24:551
131239976,1cyclictest743-21snmpd07:56:311
131239976,1cyclictest65850irq/126-lan10:15:161
131239976,0cyclictest191rcu_preempt08:45:171
131239975,2cyclictest743-21snmpd08:38:161
131239973,2cyclictest34-21ksoftirqd/107:15:161
131199977,0cyclictest743-21snmpd09:50:140
131199977,0cyclictest743-21snmpd09:18:540
131199977,0cyclictest741-21lldpd12:06:450
131199977,0cyclictest741-21lldpd11:06:200
131199977,0cyclictest741-21lldpd10:30:410
131199977,0cyclictest741-21lldpd09:09:090
131199977,0cyclictest741-21lldpd07:41:390
131199977,0cyclictest522-21avahi-daemon08:21:300
131199976,1cyclictest743-21snmpd08:33:260
131199976,1cyclictest522-21avahi-daemon08:49:090
131199976,1cyclictest22278-21fschecks_count11:25:120
131199975,2cyclictest743-21snmpd10:17:420
131199975,2cyclictest743-21snmpd07:32:560
131199975,2cyclictest743-21snmpd07:13:170
131199973,3cyclictest18593-21ntp_states08:40:180
131319966,0cyclictest741-21lldpd09:52:083
131319966,0cyclictest506-21systemd-resolve10:23:243
131319966,0cyclictest0-21swapper/311:35:003
131319965,1cyclictest743-21snmpd11:16:353
131319964,2cyclictest717-21ntpd10:10:543
131319963,3cyclictest7050-21ntpq12:05:153
131319963,3cyclictest557-21NetworkManager11:40:133
131319962,3cyclictest8480-21sshd10:50:293
131289966,0cyclictest743-21snmpd11:53:032
131289966,0cyclictest741-21lldpd09:00:502
131289966,0cyclictest741-21lldpd08:42:262
131289966,0cyclictest522-21avahi-daemon11:47:212
131289965,1cyclictest743-21snmpd09:48:442
131289965,1cyclictest7372-21fschecks_time10:50:142
131289965,1cyclictest5024-21apt-config08:10:012
131289965,1cyclictest1-21systemd10:47:372
131289964,2cyclictest743-21snmpd12:34:012
131289964,2cyclictest5204-21cat09:25:152
131289963,2cyclictest25198-21pluginstate07:40:012
131289962,3cyclictest24962-21ntp_states11:30:172
131289962,3cyclictest244-20systemd-journal09:24:202
131239965,1cyclictest743-21snmpd07:42:571
131239965,1cyclictest23604-21fschecks_count07:35:121
131239965,0cyclictest191rcu_preempt08:30:181
131239965,0cyclictest191rcu_preempt07:35:001
131239961,3cyclictest34-21ksoftirqd/108:10:131
131199966,0cyclictest743-21snmpd08:18:430
131199966,0cyclictest743-21snmpd07:51:560
131199966,0cyclictest743-21snmpd07:45:510
131199966,0cyclictest743-21snmpd07:17:370
131199966,0cyclictest741-21lldpd11:47:130
131199966,0cyclictest741-21lldpd08:04:230
131199965,1cyclictest743-21snmpd09:04:060
131199965,1cyclictest743-21snmpd08:51:100
131199964,2cyclictest743-21snmpd12:35:190
131199964,2cyclictest743-21snmpd12:34:490
131199964,2cyclictest743-21snmpd11:15:440
131199964,2cyclictest743-21snmpd10:20:300
131199964,2cyclictest743-21snmpd09:23:190
131199964,2cyclictest26548-21cat11:35:130
131199962,3cyclictest7397-21fw_conntrack10:50:140
131319955,0cyclictest741-21lldpd11:48:283
131319955,0cyclictest741-21lldpd10:47:123
131319953,2cyclictest5399-21grep09:25:163
131319952,3cyclictest557-21NetworkManager11:53:033
131319952,2cyclictest244-20systemd-journal11:23:313
131319952,2cyclictest1270-21grep10:35:153
131289955,0cyclictest743-21snmpd10:16:442
131289955,0cyclictest743-21snmpd09:40:222
131289955,0cyclictest743-21snmpd08:20:132
131289955,0cyclictest522-21avahi-daemon11:43:092
131289953,2cyclictest20696-21sed07:25:202
131289952,3cyclictest26108-21grep07:40:162
131289952,3cyclictest20089-21apt-get11:20:122
131289952,2cyclictest575-21rs:main2
131289952,2cyclictest14701-21head12:25:142
131289950,3cyclictest2845-21awk10:40:002
131239955,0cyclictest30441-21pmu-power07:50:191
131239951,3cyclictest34-21ksoftirqd/107:45:151
131199955,0cyclictest741-21lldpd12:21:510
131199954,1cyclictest522-21avahi-daemon12:14:480
131199954,1cyclictest522-21avahi-daemon10:26:170
131199954,1cyclictest3750-21grep10:40:160
131199953,2cyclictest743-21snmpd10:14:250
131199953,2cyclictest743-21snmpd09:59:100
131199952,3cyclictest30814-21memory09:10:160
131199952,3cyclictest15737-21gpg-connect-age11:10:000
131199952,2cyclictest7697-21cut09:30:180
131199952,2cyclictest5581-21find08:10:090
131199952,2cyclictest5358-21cut10:45:130
131199952,2cyclictest29160-21sed11:40:130
131199952,2cyclictest24909-21awk11:30:160
131199952,2cyclictest24902-21ntp_192.168.11408:55:160
131199952,2cyclictest16199-21sed12:30:000
131199951,3cyclictest24251-21ntp_states07:35:170
131199951,3cyclictest1132-21sed11:50:190
131199950,5cyclictest0-21swapper/011:55:140
131319942,2cyclictest3138-21ntpq09:20:163
131319942,2cyclictest17308-21apt-get09:55:123
131319941,2cyclictest25581-21fschecks_count10:15:113
131319940,4cyclictest11713-21cut11:00:123
131319940,3cyclictest13758-21df_inode11:05:133
131289943,1cyclictest18314-21fschecks_time11:15:142
131289942,2cyclictest26542-21if_err_lan11:35:132
131289941,2cyclictest17524-21df07:20:122
131289941,2cyclictest14994-21gpgv09:50:002
131289940,4cyclictest32165-21ntpq10:30:162
131289940,3cyclictest22265-21diskstats11:25:122
131289940,3cyclictest19164-21ntpq12:35:182
131199941,2cyclictest4630-21awk09:25:000
131199940,4cyclictest11042-21ntpq12:15:170
131199940,3cyclictest3903-21ntpq08:05:160
131199940,3cyclictest11834-21diskstats08:25:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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