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2026-06-24 - 14:40

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 Wed Jun 24, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27374994040,0cyclictest19732-21fwupd08:06:390
27374991918,1cyclictest65850irq/126-lan12:10:190
27385991818,0cyclictest743-21snmpd11:32:512
27385991818,0cyclictest743-21snmpd09:51:002
27385991818,0cyclictest743-21snmpd09:04:272
27385991818,0cyclictest743-21snmpd08:47:332
27385991818,0cyclictest743-21snmpd08:32:262
27385991818,0cyclictest743-21snmpd08:17:472
27374991818,0cyclictest65850irq/126-lan09:20:150
27374991818,0cyclictest65850irq/126-lan09:10:200
27374991817,1cyclictest65850irq/126-lan12:35:120
27374991817,1cyclictest65850irq/126-lan11:05:170
27374991817,1cyclictest65850irq/126-lan07:40:220
27374991817,1cyclictest65850irq/126-lan07:25:140
27385991717,0cyclictest743-21snmpd12:06:222
27385991717,0cyclictest743-21snmpd11:19:272
27385991717,0cyclictest743-21snmpd09:31:012
27385991717,0cyclictest743-21snmpd07:16:362
27385991717,0cyclictest10518-21cat11:40:152
27374991717,0cyclictest65850irq/126-lan09:40:410
27374991717,0cyclictest65850irq/126-lan08:20:130
27374991716,1cyclictest65850irq/126-lan08:45:110
27374991716,1cyclictest65850irq/126-lan07:10:160
27374991616,0cyclictest65850irq/126-lan11:45:180
27374991616,0cyclictest65850irq/126-lan10:20:090
27374991616,0cyclictest65850irq/126-lan09:07:040
27374991616,0cyclictest65850irq/126-lan07:38:430
27374991615,1cyclictest65850irq/126-lan11:53:240
27374991615,1cyclictest65850irq/126-lan11:00:150
27374991615,1cyclictest65850irq/126-lan10:25:200
27374991615,1cyclictest65850irq/126-lan09:55:210
27374991615,1cyclictest65850irq/126-lan09:45:180
27374991615,1cyclictest65850irq/126-lan09:35:120
27374991615,1cyclictest65850irq/126-lan09:30:110
27374991615,1cyclictest65850irq/126-lan08:50:210
27374991615,1cyclictest65850irq/126-lan08:35:160
27374991615,1cyclictest65850irq/126-lan08:00:180
27374991615,1cyclictest65850irq/126-lan07:55:170
27374991615,1cyclictest65850irq/126-lan07:23:420
27374991615,1cyclictest65850irq/126-lan07:20:000
27374991515,0cyclictest65850irq/126-lan10:55:100
27374991515,0cyclictest65850irq/126-lan10:34:430
27374991515,0cyclictest65850irq/126-lan10:10:190
27374991514,1cyclictest65850irq/126-lan12:20:150
27374991514,1cyclictest65850irq/126-lan12:15:190
27374991514,1cyclictest65850irq/126-lan11:35:130
27374991514,1cyclictest65850irq/126-lan10:45:120
27374991514,1cyclictest65850irq/126-lan09:18:000
27374991514,1cyclictest65850irq/126-lan08:15:160
27374991414,0cyclictest65850irq/126-lan12:25:110
27374991414,0cyclictest65850irq/126-lan11:58:410
27374991414,0cyclictest65850irq/126-lan11:30:160
27374991414,0cyclictest65850irq/126-lan09:02:040
27374991414,0cyclictest65850irq/126-lan08:10:170
27374991414,0cyclictest65850irq/126-lan07:53:160
27374991413,1cyclictest65850irq/126-lan12:30:170
27374991413,1cyclictest65850irq/126-lan11:40:150
27374991413,1cyclictest65850irq/126-lan11:30:000
27374991413,1cyclictest65850irq/126-lan11:20:170
27374991413,1cyclictest65850irq/126-lan10:15:160
27374991413,1cyclictest65850irq/126-lan09:00:000
27374991413,1cyclictest65850irq/126-lan08:26:440
27374991313,0cyclictest65850irq/126-lan12:05:180
27374991313,0cyclictest65850irq/126-lan08:30:140
27374991312,1cyclictest65850irq/126-lan12:00:170
27374991212,0cyclictest65850irq/126-lan09:50:110
27374991211,1cyclictest65850irq/126-lan11:15:150
27374991211,1cyclictest65850irq/126-lan10:35:130
27374991111,0cyclictest65850irq/126-lan07:45:100
27374991110,1cyclictest65850irq/126-lan07:30:110
2737499109,1cyclictest65850irq/126-lan08:40:160
273909998,1cyclictest743-21snmpd11:20:023
273909998,1cyclictest743-21snmpd11:02:023
273909998,1cyclictest743-21snmpd08:56:583
273909998,1cyclictest506-21systemd-resolve08:25:133
273859995,4cyclictest717-21ntpd12:00:122
273799998,1cyclictest741-21lldpd08:01:071
273799998,1cyclictest244-20systemd-journal09:20:141
273749999,0cyclictest65850irq/126-lan10:50:110
273749999,0cyclictest65850irq/126-lan10:40:110
273749998,1cyclictest65850irq/126-lan11:10:170
273909988,0cyclictest743-21snmpd11:27:003
273909988,0cyclictest741-21lldpd11:55:043
273909988,0cyclictest741-21lldpd10:40:243
273909988,0cyclictest741-21lldpd10:30:493
273909988,0cyclictest741-21lldpd08:16:283
273909988,0cyclictest506-21systemd-resolve11:35:453
273909987,1cyclictest743-21snmpd08:24:213
273909987,1cyclictest743-21snmpd07:21:463
273909987,1cyclictest741-21lldpd09:41:223
273909986,2cyclictest743-21snmpd12:29:563
273909986,2cyclictest743-21snmpd09:48:263
273859988,0cyclictest743-21snmpd10:10:522
273859988,0cyclictest743-21snmpd08:58:492
273859988,0cyclictest743-21snmpd08:12:292
273859988,0cyclictest741-21lldpd10:34:422
273859987,1cyclictest743-21snmpd11:47:312
273859987,1cyclictest743-21snmpd10:43:082
273859987,1cyclictest743-21snmpd09:35:292
273859987,1cyclictest743-21snmpd07:13:062
273859986,2cyclictest743-21snmpd10:52:402
273859986,2cyclictest743-21snmpd10:25:252
273859986,2cyclictest743-21snmpd08:07:122
273799988,0cyclictest743-21snmpd08:35:511
273799987,1cyclictest743-21snmpd11:40:131
273799987,1cyclictest743-21snmpd10:54:251
273799987,1cyclictest743-21snmpd09:38:551
273799987,1cyclictest743-21snmpd07:39:291
273799987,1cyclictest522-21avahi-daemon09:30:151
273799986,2cyclictest743-21snmpd11:07:041
273799986,2cyclictest743-21snmpd10:01:411
273749988,0cyclictest65850irq/126-lan10:00:110
273909977,0cyclictest743-21snmpd12:10:413
273909977,0cyclictest743-21snmpd10:46:413
273909977,0cyclictest743-21snmpd08:53:133
273909977,0cyclictest743-21snmpd08:36:123
273909977,0cyclictest741-21lldpd12:16:263
273909977,0cyclictest741-21lldpd11:33:353
273909977,0cyclictest741-21lldpd10:26:183
273909977,0cyclictest741-21lldpd10:23:483
273909976,1cyclictest743-21snmpd09:32:463
273909976,1cyclictest743-21snmpd09:04:393
273909976,1cyclictest743-21snmpd07:33:013
273909976,1cyclictest741-21lldpd10:58:113
273909976,1cyclictest522-21avahi-daemon07:17:443
273909975,2cyclictest743-21snmpd10:36:243
273909975,2cyclictest743-21snmpd09:55:093
273909975,2cyclictest743-21snmpd07:54:023
273909975,2cyclictest743-21snmpd07:47:203
273909973,3cyclictest15189-21sed09:15:203
273859977,0cyclictest743-21snmpd12:36:092
273859977,0cyclictest743-21snmpd10:09:392
273859977,0cyclictest743-21snmpd08:50:342
273859977,0cyclictest743-21snmpd08:26:562
273859977,0cyclictest741-21lldpd11:05:362
273859977,0cyclictest741-21lldpd09:25:132
273859977,0cyclictest741-21lldpd09:08:552
273859976,1cyclictest743-21snmpd11:26:512
273859975,2cyclictest743-21snmpd12:21:162
273799977,0cyclictest743-21snmpd12:32:421
273799977,0cyclictest743-21snmpd07:40:281
273799977,0cyclictest741-21lldpd11:58:261
273799977,0cyclictest741-21lldpd11:20:401
273799977,0cyclictest741-21lldpd09:47:091
273799977,0cyclictest741-21lldpd09:13:431
273799977,0cyclictest741-21lldpd09:02:381
273799977,0cyclictest741-21lldpd08:46:401
273799977,0cyclictest741-21lldpd07:59:201
273799977,0cyclictest741-21lldpd07:12:241
273799976,1cyclictest743-21snmpd11:17:511
273799976,1cyclictest743-21snmpd10:09:411
273799976,1cyclictest743-21snmpd09:16:101
273799976,1cyclictest743-21snmpd07:20:581
273799976,1cyclictest741-21lldpd10:17:341
273799976,1cyclictest32486-21cpuspeed_turbos08:40:111
273799976,1cyclictest26500-21gltestperf12:20:131
273799976,1cyclictest25166-21latency_hist11:00:001
273799975,2cyclictest743-21snmpd12:28:521
273799975,2cyclictest743-21snmpd12:12:531
273799975,2cyclictest743-21snmpd11:47:221
273799975,2cyclictest743-21snmpd11:36:271
273799975,2cyclictest743-21snmpd11:25:571
273799975,2cyclictest743-21snmpd08:34:501
273799974,2cyclictest743-21snmpd09:50:021
273799970,2cyclictest2995950/usr/sbin/munin07:15:101
273749976,1cyclictest717-21ntpd10:08:170
273909966,0cyclictest743-21snmpd11:19:363
273909966,0cyclictest743-21snmpd10:16:093
273909966,0cyclictest743-21snmpd07:35:353
273909966,0cyclictest741-21lldpd08:46:563
273909966,0cyclictest741-21lldpd07:25:093
273909965,1cyclictest743-21snmpd11:48:493
273909965,1cyclictest743-21snmpd10:08:333
273909965,1cyclictest743-21snmpd10:03:173
273909965,1cyclictest743-21snmpd08:40:113
273909965,1cyclictest743-21snmpd08:30:143
273909965,1cyclictest741-21lldpd11:07:223
273909965,1cyclictest18800-21grep12:00:163
273909963,3cyclictest8353-21diskstats07:40:133
273909963,3cyclictest743-21snmpd10:52:343
273909963,3cyclictest10532-21cat09:05:153
273909963,2cyclictest743-21snmpd08:00:013
273909962,3cyclictest28242-21grep07:10:133
273909962,3cyclictest16725-21memory09:20:173
273859966,0cyclictest743-21snmpd07:45:342
273859966,0cyclictest741-21lldpd10:36:572
273859966,0cyclictest32447-21cron10:00:002
273859966,0cyclictest207-21jbd2/nvme0n1p2-812:18:182
273859965,1cyclictest743-21snmpd11:21:532
273859965,1cyclictest741-21lldpd08:03:212
273859965,1cyclictest24958-21needreboot08:20:152
273859965,1cyclictest207-21jbd2/nvme0n1p2-811:39:462
273859964,2cyclictest743-21snmpd11:54:332
273859964,2cyclictest743-21snmpd09:48:142
273859964,2cyclictest244-20systemd-journal12:25:172
273859964,2cyclictest1137-21sed10:00:122
273859963,2cyclictest32708-21fw_packets08:40:122
273859963,2cyclictest19360-21store10:45:012
273859962,3cyclictest30538-21df08:35:142
273859962,3cyclictest2730-21cat07:25:182
273859962,3cyclictest22156-21apt-get12:10:112
273799966,0cyclictest743-21snmpd08:21:001
273799966,0cyclictest743-21snmpd07:30:461
273799966,0cyclictest741-21lldpd11:10:071
273799966,0cyclictest741-21lldpd10:25:441
273799966,0cyclictest741-21lldpd09:25:291
273799966,0cyclictest741-21lldpd09:06:201
273799966,0cyclictest741-21lldpd08:19:271
273799962,4cyclictest557-21NetworkManager10:37:421
273799962,3cyclictest7147-21sed11:30:201
273749964,2cyclictest743-21snmpd09:29:470
273909955,0cyclictest743-21snmpd11:11:423
273909954,1cyclictest743-21snmpd12:37:083
273909954,1cyclictest743-21snmpd12:32:153
273909953,2cyclictest743-21snmpd10:11:583
273909953,2cyclictest743-21snmpd09:13:203
273909953,2cyclictest743-21snmpd07:57:523
273909953,2cyclictest20578-21cat12:05:153
273909952,3cyclictest557-21NetworkManager09:39:193
273909952,2cyclictest26978-21ld12:20:163
273909952,2cyclictest18899-21ntp_kernel_err09:25:153
273909952,2cyclictest10508-21if_lan11:40:153
273909951,4cyclictest557-21NetworkManager08:07:153
273909950,4cyclictest29504-21ntpq09:50:173
273859955,0cyclictest741-21lldpd10:22:412
273859955,0cyclictest741-21lldpd07:51:142
273859954,1cyclictest18213-21kworker/2:2+events_freezable_pwr_efficient10:15:132
273859953,2cyclictest743-21snmpd10:55:502
273859953,2cyclictest717-21ntpd11:14:512
273859952,2cyclictest15299-21cat07:55:162
273859952,2cyclictest12894-21ntp_kernel_pll_09:10:162
273859952,1cyclictest8495-21gltestperf07:40:142
273859951,3cyclictest5242-21seq07:33:012
273859951,3cyclictest32189-21diskstats07:20:122
273859951,3cyclictest24963-21fw_packets09:40:132
273859951,3cyclictest16462-21fw_forwarded_lo09:20:152
273799955,0cyclictest743-21snmpd09:40:171
273799954,1cyclictest743-21snmpd07:26:211
273799953,2cyclictest743-21snmpd10:20:481
273799953,2cyclictest743-21snmpd08:57:071
273799953,2cyclictest557-21NetworkManager10:30:191
273799952,3cyclictest743-21snmpd07:45:101
273799952,3cyclictest557-21NetworkManager07:53:431
273799952,2cyclictest717-21ntpd10:10:151
273799952,2cyclictest27069-21timerwakeupswit11:00:211
273799952,2cyclictest19000-21ntpq12:00:181
273799952,2cyclictest14975-21open_files11:50:141
273799951,3cyclictest19063-21ntpq08:05:191
273799950,4cyclictest27215-21ntpq08:25:181
273799950,4cyclictest17725-21ntpq10:40:161
273909943,1cyclictest5284-21kworker/3:1+events08:11:233
273909942,2cyclictest14866-21ntp_kernel_pll_11:50:133
273859943,1cyclictest0-21swapper/211:55:132
273859942,2cyclictest743-21snmpd11:00:052
273859942,2cyclictest717-21ntpd12:30:022
273859940,4cyclictest14842-21ntpq09:15:152
273859940,3cyclictest6588-21grep07:35:152
273799944,0cyclictest743-21snmpd12:05:141
273799943,1cyclictest331ktimers/109:55:151
273799943,1cyclictest32320-21cpuspeed_turbos12:35:111
273799941,3cyclictest557-21NetworkManager12:16:411
273799941,2cyclictest4023-21acpi08:50:111
273799941,2cyclictest20481-21cut08:10:121
273799941,2cyclictest19693-21cat10:45:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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