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2026-06-29 - 14:47

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 Mon Jun 29, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14327994646,0cyclictest31015-21fwupd09:07:403
14324992220,1cyclictest743-21snmpd07:54:142
14324992019,0cyclictest743-21snmpd11:37:572
14324992019,0cyclictest743-21snmpd10:56:382
14324992019,0cyclictest743-21snmpd09:55:212
14324991818,0cyclictest743-21snmpd11:50:552
14324991818,0cyclictest743-21snmpd10:19:282
14324991818,0cyclictest743-21snmpd09:13:552
14324991818,0cyclictest743-21snmpd08:24:482
14316991818,0cyclictest65850irq/126-lan08:30:190
14316991818,0cyclictest65850irq/126-lan08:20:130
14316991818,0cyclictest65850irq/126-lan08:14:530
14316991818,0cyclictest65850irq/126-lan07:45:150
14316991817,1cyclictest65850irq/126-lan12:05:170
14316991817,1cyclictest65850irq/126-lan08:36:180
14324991717,0cyclictest743-21snmpd12:32:592
14324991717,0cyclictest743-21snmpd12:27:142
14324991717,0cyclictest743-21snmpd11:31:242
14324991717,0cyclictest743-21snmpd09:40:172
14324991717,0cyclictest743-21snmpd09:40:172
14324991717,0cyclictest743-21snmpd08:29:152
14324991717,0cyclictest743-21snmpd07:13:272
14324991717,0cyclictest24622-21cat10:10:142
14324991717,0cyclictest1535-21cat09:15:152
14316991717,0cyclictest65850irq/126-lan11:25:270
14316991717,0cyclictest65850irq/126-lan10:50:180
14316991717,0cyclictest65850irq/126-lan09:45:200
14316991717,0cyclictest65850irq/126-lan08:50:100
14316991717,0cyclictest65850irq/126-lan08:45:180
14316991717,0cyclictest65850irq/126-lan08:04:400
14316991717,0cyclictest65850irq/126-lan07:51:350
14316991717,0cyclictest65850irq/126-lan07:15:190
14316991716,1cyclictest65850irq/126-lan10:25:140
14316991716,1cyclictest65850irq/126-lan09:30:410
14316991716,1cyclictest65850irq/126-lan08:05:160
14316991716,1cyclictest30232-21kworker/0:1+events10:05:220
14316991616,0cyclictest65850irq/126-lan11:55:160
14316991616,0cyclictest65850irq/126-lan11:10:230
14316991616,0cyclictest65850irq/126-lan10:30:120
14316991616,0cyclictest65850irq/126-lan09:56:210
14316991616,0cyclictest65850irq/126-lan09:20:010
14316991616,0cyclictest65850irq/126-lan08:42:260
14316991616,0cyclictest65850irq/126-lan07:55:110
14316991616,0cyclictest65850irq/126-lan07:40:160
14316991616,0cyclictest65850irq/126-lan07:35:210
14316991615,1cyclictest65850irq/126-lan10:15:210
14316991515,0cyclictest65850irq/126-lan12:35:150
14316991515,0cyclictest65850irq/126-lan12:25:120
14316991515,0cyclictest65850irq/126-lan11:40:360
14316991515,0cyclictest65850irq/126-lan11:30:130
14316991515,0cyclictest65850irq/126-lan11:20:140
14316991515,0cyclictest65850irq/126-lan10:55:150
14316991515,0cyclictest65850irq/126-lan10:48:400
14316991515,0cyclictest65850irq/126-lan10:20:240
14316991515,0cyclictest65850irq/126-lan10:00:160
14316991515,0cyclictest65850irq/126-lan09:35:200
14316991515,0cyclictest65850irq/126-lan09:35:200
14316991515,0cyclictest65850irq/126-lan09:18:400
14316991515,0cyclictest65850irq/126-lan09:05:120
14316991515,0cyclictest65850irq/126-lan07:25:110
14316991515,0cyclictest65850irq/126-lan07:24:400
14316991514,1cyclictest65850irq/126-lan09:25:160
14316991414,0cyclictest65850irq/126-lan12:30:230
14316991414,0cyclictest65850irq/126-lan10:40:170
14316991414,0cyclictest65850irq/126-lan09:40:130
14316991414,0cyclictest65850irq/126-lan09:40:120
14316991414,0cyclictest65850irq/126-lan08:25:170
14316991414,0cyclictest65850irq/126-lan08:15:110
14316991414,0cyclictest65850irq/126-lan07:30:220
14316991413,1cyclictest65850irq/126-lan12:14:590
14316991313,0cyclictest65850irq/126-lan12:15:170
14316991313,0cyclictest65850irq/126-lan11:50:110
14316991313,0cyclictest65850irq/126-lan11:00:120
14316991313,0cyclictest65850irq/126-lan10:35:160
14316991313,0cyclictest65850irq/126-lan09:00:110
14316991313,0cyclictest65850irq/126-lan08:55:150
14316991313,0cyclictest65850irq/126-lan07:10:120
14316991312,1cyclictest65850irq/126-lan10:10:110
14316991212,0cyclictest65850irq/126-lan09:50:170
14316991111,0cyclictest65850irq/126-lan12:00:210
14316991111,0cyclictest65850irq/126-lan11:45:190
14316991111,0cyclictest65850irq/126-lan11:15:170
14316991111,0cyclictest65850irq/126-lan09:10:140
14316991110,1cyclictest65850irq/126-lan11:35:160
1432199109,0cyclictest743-21snmpd10:54:591
1431699109,1cyclictest65850irq/126-lan11:05:120
14316991010,0cyclictest65850irq/126-lan12:25:000
143279998,1cyclictest743-21snmpd10:33:013
143279998,1cyclictest743-21snmpd09:21:233
143279998,1cyclictest741-21lldpd11:18:543
143279998,1cyclictest741-21lldpd10:23:033
143219999,0cyclictest743-21snmpd10:47:051
143219999,0cyclictest743-21snmpd09:39:171
143219999,0cyclictest743-21snmpd09:39:171
143219999,0cyclictest743-21snmpd08:38:301
143219999,0cyclictest743-21snmpd08:00:381
143219998,1cyclictest741-21lldpd11:57:481
143279988,0cyclictest743-21snmpd11:52:253
143279988,0cyclictest743-21snmpd10:36:053
143279988,0cyclictest741-21lldpd09:56:013
143279988,0cyclictest741-21lldpd07:14:533
143279987,1cyclictest743-21snmpd12:01:553
143279987,1cyclictest743-21snmpd11:08:573
143279987,1cyclictest743-21snmpd08:34:063
143279987,1cyclictest743-21snmpd08:03:203
143279987,1cyclictest743-21snmpd07:56:563
143279986,2cyclictest743-21snmpd11:33:423
143279986,2cyclictest743-21snmpd11:26:213
143279986,2cyclictest743-21snmpd08:50:523
143279986,2cyclictest743-21snmpd08:20:333
143279986,2cyclictest743-21snmpd07:17:423
143279985,3cyclictest13991-21grep09:45:123
143249988,0cyclictest741-21lldpd09:49:192
143249988,0cyclictest741-21lldpd08:10:582
143249988,0cyclictest741-21lldpd07:41:242
143249988,0cyclictest741-21lldpd07:18:132
143249987,1cyclictest743-21snmpd11:55:022
143249987,1cyclictest741-21lldpd10:03:392
143249987,1cyclictest244-20systemd-journal12:10:272
143249986,2cyclictest743-21snmpd11:40:072
143249986,2cyclictest743-21snmpd11:01:142
143219988,0cyclictest743-21snmpd12:00:011
143219988,0cyclictest743-21snmpd11:26:431
143219988,0cyclictest743-21snmpd11:22:541
143219988,0cyclictest743-21snmpd08:46:391
143219988,0cyclictest743-21snmpd07:45:581
143219988,0cyclictest741-21lldpd12:10:371
143219988,0cyclictest741-21lldpd11:51:351
143219988,0cyclictest741-21lldpd11:49:231
143219988,0cyclictest741-21lldpd11:42:421
143219988,0cyclictest741-21lldpd11:16:581
143219988,0cyclictest741-21lldpd09:16:491
143219988,0cyclictest741-21lldpd07:56:181
143219987,1cyclictest743-21snmpd10:09:541
143219987,1cyclictest743-21snmpd08:16:501
143219987,1cyclictest5128-21ntp_kernel_pll_10:40:181
143219986,2cyclictest743-21snmpd10:13:121
143219986,1cyclictest743-21snmpd08:20:151
143279977,0cyclictest743-21snmpd10:05:393
143279977,0cyclictest743-21snmpd08:49:403
143279977,0cyclictest743-21snmpd08:05:473
143279977,0cyclictest741-21lldpd12:07:153
143279977,0cyclictest741-21lldpd10:25:343
143279976,1cyclictest743-21snmpd10:45:023
143279976,1cyclictest522-21avahi-daemon12:15:163
143279976,1cyclictest20349-21needreboot10:00:163
143279976,1cyclictest16128-21cat09:50:143
143279975,2cyclictest743-21snmpd12:37:473
143279975,2cyclictest743-21snmpd10:18:253
143279975,2cyclictest743-21snmpd08:15:203
143249977,0cyclictest743-21snmpd11:05:232
143249977,0cyclictest743-21snmpd09:36:262
143249977,0cyclictest743-21snmpd09:36:262
143249977,0cyclictest741-21lldpd08:08:102
143249976,1cyclictest602-21grep10:30:142
143249976,1cyclictest522-21avahi-daemon12:00:122
143249976,1cyclictest24679-21cpuspeed_turbos07:35:122
143249975,2cyclictest743-21snmpd10:50:112
143249975,2cyclictest743-21snmpd10:43:292
143249973,3cyclictest24103-21ntpq08:50:142
143249970,5cyclictest26238-21ntpq08:55:192
143219977,0cyclictest743-21snmpd09:44:391
143219977,0cyclictest743-21snmpd09:44:381
143219977,0cyclictest743-21snmpd08:10:411
143219977,0cyclictest743-21snmpd08:09:591
143219977,0cyclictest741-21lldpd10:57:401
143219977,0cyclictest741-21lldpd10:31:501
143219977,0cyclictest741-21lldpd09:57:291
143219977,0cyclictest522-21avahi-daemon10:21:571
143219976,0cyclictest743-21snmpd11:09:381
143219975,2cyclictest743-21snmpd12:25:561
143219975,2cyclictest743-21snmpd11:30:091
143279966,0cyclictest741-21lldpd12:34:053
143279966,0cyclictest741-21lldpd08:35:343
143279966,0cyclictest522-21avahi-daemon08:26:053
143279966,0cyclictest506-21systemd-resolve11:14:093
143279965,1cyclictest7936-21gltestperf09:30:153
143279965,1cyclictest743-21snmpd11:43:103
143279965,1cyclictest743-21snmpd10:11:573
143279965,1cyclictest743-21snmpd07:22:163
143279964,2cyclictest743-21snmpd12:22:173
143279964,2cyclictest743-21snmpd09:41:143
143279964,2cyclictest743-21snmpd09:41:143
143279964,2cyclictest743-21snmpd07:46:343
143279964,2cyclictest743-21snmpd07:27:103
143279964,2cyclictest6010-21cat09:25:143
143279963,2cyclictest2580-21sshd09:16:403
143249966,0cyclictest743-21snmpd10:06:582
143249966,0cyclictest743-21snmpd07:27:492
143249966,0cyclictest741-21lldpd09:29:332
143249966,0cyclictest741-21lldpd07:31:232
143249966,0cyclictest506-21systemd-resolve11:27:002
143249965,1cyclictest743-21snmpd08:15:322
143249964,2cyclictest743-21snmpd12:17:232
143249964,1cyclictest191rcu_preempt12:20:162
143249964,0cyclictest191rcu_preempt08:35:332
143249963,3cyclictest557-21NetworkManager09:20:182
143249962,3cyclictest6975-21fw_conntrack12:05:122
143249962,3cyclictest17604-21cat11:10:212
143249961,5cyclictest557-21NetworkManager11:46:582
143249960,4cyclictest18743-21forks07:20:142
143219966,0cyclictest743-21snmpd11:01:591
143219966,0cyclictest741-21lldpd07:11:411
143219965,1cyclictest22663-21cpuspeed_turbos07:30:141
143219964,2cyclictest743-21snmpd09:25:141
143219964,2cyclictest743-21snmpd09:20:291
143219964,2cyclictest743-21snmpd08:25:151
143219964,1cyclictest743-21snmpd11:14:521
143219962,4cyclictest557-21NetworkManager10:29:351
143219962,4cyclictest3039-21ntpq10:35:171
143219962,3cyclictest18092-21smartctl12:30:161
143279955,0cyclictest743-21snmpd12:29:063
143279955,0cyclictest743-21snmpd11:21:433
143279955,0cyclictest522-21avahi-daemon12:12:073
143279954,1cyclictest9169-21ntpq10:50:183
143279954,1cyclictest743-21snmpd09:10:293
143279954,1cyclictest31438-21ntpq07:50:153
143279953,2cyclictest743-21snmpd07:32:433
143279952,3cyclictest743-21snmpd10:58:233
143279952,2cyclictest30746-21df_inode11:45:133
143279952,2cyclictest26444-21tr07:40:003
143279952,2cyclictest244-20systemd-journal09:37:523
143279952,2cyclictest244-20systemd-journal09:37:523
143279952,2cyclictest244-20systemd-journal08:55:243
143279951,4cyclictest557-21NetworkManager08:40:033
143279951,4cyclictest557-21NetworkManager07:43:553
143249955,0cyclictest741-21lldpd09:31:172
143249955,0cyclictest29037-21gltestperf10:20:162
143249954,1cyclictest741-21lldpd10:46:582
143249953,2cyclictest743-21snmpd09:50:152
143249953,2cyclictest717-21ntpd08:41:032
143249953,2cyclictest0-21swapper/210:35:222
143249953,0cyclictest191rcu_preempt08:45:172
143249952,2cyclictest29874-21basename09:05:152
143249952,2cyclictest29814-21cat07:45:182
143249952,2cyclictest2328-21date08:00:002
143249951,3cyclictest43-21ksoftirqd/211:15:152
143249950,4cyclictest28232-21ntpq09:00:162
143249950,2cyclictest43-21ksoftirqd/211:20:112
143249950,2cyclictest31418-21/usr/sbin/munin10:25:162
143249950,2cyclictest15326-21apt-get08:30:092
143249950,2cyclictest0-21swapper/212:35:132
143219955,0cyclictest522-21avahi-daemon08:56:541
143219954,1cyclictest743-21snmpd08:52:221
143219954,1cyclictest743-21snmpd08:34:151
143219954,1cyclictest506-21systemd-resolve09:30:181
143219954,0cyclictest743-21snmpd12:21:561
143219954,0cyclictest743-21snmpd10:16:341
143219953,2cyclictest743-21snmpd11:38:511
143219953,2cyclictest743-21snmpd07:17:151
143219953,2cyclictest21130-21turbostat08:45:011
143219952,3cyclictest717-21ntpd07:42:441
143219952,3cyclictest25162-21memory07:35:151
143219952,3cyclictest20860-21perl07:25:111
143219952,2cyclictest777-21seq09:14:211
143219952,2cyclictest30239-21ntpq09:05:181
143219952,2cyclictest28786-21grep09:00:201
143219952,2cyclictest19399-21ntp_states07:20:181
143219951,4cyclictest557-21NetworkManager09:54:011
143219951,3cyclictest13920-21perl09:45:121
143279942,2cyclictest3342-21seq11:55:173
143279942,2cyclictest26717-21forks11:35:133
143279942,2cyclictest12680-21grep11:00:103
143279941,2cyclictest27616-21forks09:00:103
143279940,3cyclictest6679-21perl08:10:153
143279940,3cyclictest4506-21diskstats10:40:133
143249940,1cyclictest32724-21apt-get07:55:122
143219944,0cyclictest743-21snmpd10:00:241
143219944,0cyclictest522-21avahi-daemon12:37:191
143219942,2cyclictest7067-21sed12:05:131
143219941,2cyclictest31451-21collect207:50:151
143219941,2cyclictest11459-21ld12:15:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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