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2026-03-31 - 19:34

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 highest latencies:
System rack8slot6s.osadl.org (updated Tue Mar 31, 2026 12:43:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1693991918,1cyclictest65850irq/126-lan10:50:123
1693991818,0cyclictest65850irq/126-lan09:49:233
1693991818,0cyclictest65850irq/126-lan08:28:543
1693991817,1cyclictest65850irq/126-lan12:00:113
1693991817,1cyclictest65850irq/126-lan11:34:063
1693991817,1cyclictest65850irq/126-lan08:50:123
1693991817,1cyclictest65850irq/126-lan08:40:213
1693991717,0cyclictest65850irq/126-lan12:35:103
1693991717,0cyclictest65850irq/126-lan11:10:183
1693991717,0cyclictest65850irq/126-lan10:20:193
1693991717,0cyclictest65850irq/126-lan07:45:123
1693991717,0cyclictest65850irq/126-lan07:20:143
1693991716,1cyclictest65850irq/126-lan12:25:193
1693991716,1cyclictest65850irq/126-lan12:15:013
1693991716,1cyclictest65850irq/126-lan12:14:183
1693991716,1cyclictest65850irq/126-lan09:15:173
1693991716,1cyclictest65850irq/126-lan08:20:133
1693991716,1cyclictest65850irq/126-lan07:50:123
1693991616,0cyclictest65850irq/126-lan11:26:093
1693991616,0cyclictest65850irq/126-lan09:35:223
1693991616,0cyclictest65850irq/126-lan08:57:093
1693991615,1cyclictest65850irq/126-lan11:45:183
1693991615,1cyclictest65850irq/126-lan11:15:143
1693991615,1cyclictest65850irq/126-lan11:00:203
1693991615,1cyclictest65850irq/126-lan10:40:183
1693991615,1cyclictest65850irq/126-lan10:10:173
1693991615,1cyclictest65850irq/126-lan08:30:143
1693991615,1cyclictest65850irq/126-lan08:00:143
1693991615,1cyclictest65850irq/126-lan07:25:133
1693991515,0cyclictest65850irq/126-lan11:37:153
1693991515,0cyclictest65850irq/126-lan10:00:133
1693991515,0cyclictest65850irq/126-lan09:55:193
1693991515,0cyclictest65850irq/126-lan09:07:093
1693991514,1cyclictest65850irq/126-lan12:30:153
1693991514,1cyclictest65850irq/126-lan11:40:183
1693991514,1cyclictest65850irq/126-lan08:35:123
1693991514,1cyclictest65850irq/126-lan08:18:253
1693991514,1cyclictest65850irq/126-lan08:10:213
1693991514,1cyclictest65850irq/126-lan07:19:083
1693991414,0cyclictest65850irq/126-lan11:20:143
1693991414,0cyclictest65850irq/126-lan10:25:133
1693991414,0cyclictest65850irq/126-lan09:40:153
1693991413,1cyclictest65850irq/126-lan12:20:193
1693991413,1cyclictest65850irq/126-lan09:25:153
1693991413,1cyclictest65850irq/126-lan09:00:163
1693991313,0cyclictest65850irq/126-lan11:56:103
1693991313,0cyclictest65850irq/126-lan07:55:183
1693991312,1cyclictest65850irq/126-lan10:05:143
1693991312,1cyclictest65850irq/126-lan08:45:153
1693991312,1cyclictest65850irq/126-lan07:10:153
1693991212,0cyclictest65850irq/126-lan12:09:363
1693991212,0cyclictest65850irq/126-lan10:45:203
1693991212,0cyclictest65850irq/126-lan09:50:163
1693991212,0cyclictest65850irq/126-lan08:09:093
1693991212,0cyclictest65850irq/126-lan07:35:193
1693991211,1cyclictest65850irq/126-lan11:50:153
1693991211,1cyclictest65850irq/126-lan10:55:163
1693991211,1cyclictest65850irq/126-lan10:15:193
168499127,5cyclictest0-21swapper/112:05:171
1693991111,0cyclictest65850irq/126-lan09:33:563
1693991111,0cyclictest65850irq/126-lan09:22:093
1693991010,0cyclictest65850irq/126-lan11:05:123
1693991010,0cyclictest65850irq/126-lan07:30:193
168499108,2cyclictest741-21lldpd11:01:231
16939999,0cyclictest65850irq/126-lan10:38:183
16889998,1cyclictest743-21snmpd12:10:472
16889998,1cyclictest743-21snmpd09:53:242
16889998,1cyclictest743-21snmpd09:02:142
16889997,2cyclictest10499-21tr07:30:122
16849998,1cyclictest743-21snmpd08:53:161
16849998,1cyclictest741-21lldpd11:43:381
16849998,1cyclictest19436-21needreboot09:10:141
16849997,2cyclictest741-21lldpd09:30:461
16849996,3cyclictest743-21snmpd08:49:071
16849995,4cyclictest743-21snmpd09:47:121
16849995,4cyclictest743-21snmpd08:11:451
16799998,1cyclictest743-21snmpd11:23:240
16799998,1cyclictest743-21snmpd10:01:390
16939988,0cyclictest65850irq/126-lan07:40:143
16889988,0cyclictest743-21snmpd12:00:202
16889988,0cyclictest743-21snmpd11:55:022
16889988,0cyclictest743-21snmpd11:21:182
16889988,0cyclictest743-21snmpd10:18:312
16889988,0cyclictest741-21lldpd11:46:142
16889988,0cyclictest741-21lldpd09:40:302
16889988,0cyclictest741-21lldpd07:54:192
16889987,1cyclictest743-21snmpd11:40:262
16889987,1cyclictest743-21snmpd11:35:102
16889987,1cyclictest743-21snmpd11:08:332
16889987,1cyclictest743-21snmpd09:37:392
16889987,1cyclictest743-21snmpd09:23:292
16889987,1cyclictest741-21lldpd08:55:002
16889986,2cyclictest743-21snmpd07:56:032
16889986,2cyclictest743-21snmpd07:40:312
16849988,0cyclictest743-21snmpd11:16:571
16849988,0cyclictest743-21snmpd10:10:371
16849988,0cyclictest743-21snmpd09:18:111
16849988,0cyclictest743-21snmpd08:35:581
16849988,0cyclictest743-21snmpd08:26:191
16849988,0cyclictest741-21lldpd11:23:441
16849988,0cyclictest741-21lldpd09:44:301
16849988,0cyclictest741-21lldpd07:20:461
16849987,1cyclictest743-21snmpd10:01:001
16849987,1cyclictest741-21lldpd07:40:511
16849987,1cyclictest522-21avahi-daemon10:40:161
16849987,1cyclictest16781-21gltestperf07:45:131
16849986,2cyclictest741-21lldpd10:24:211
16849985,3cyclictest743-21snmpd09:55:391
16849985,3cyclictest522-21avahi-daemon08:59:251
16849983,2cyclictest743-21snmpd11:13:491
16849983,2cyclictest557-21NetworkManager07:38:101
16849982,2cyclictest6821-21sort08:40:151
16849981,3cyclictest557-21NetworkManager07:26:531
16849981,2cyclictest20961-21pluginstate10:30:181
16799988,0cyclictest743-21snmpd11:32:130
16799988,0cyclictest743-21snmpd10:25:550
16799988,0cyclictest743-21snmpd07:28:160
16799988,0cyclictest743-21snmpd07:17:110
16799988,0cyclictest741-21lldpd11:55:460
16799988,0cyclictest741-21lldpd09:07:190
16799987,1cyclictest743-21snmpd09:42:300
16799987,1cyclictest743-21snmpd09:01:560
16799987,1cyclictest741-21lldpd09:16:340
16799987,1cyclictest741-21lldpd09:11:500
16799987,1cyclictest522-21avahi-daemon07:10:010
16799986,2cyclictest743-21snmpd09:28:200
16799986,2cyclictest743-21snmpd08:47:340
16939976,1cyclictest65850irq/126-lan10:30:183
16939976,1cyclictest65850irq/126-lan09:10:113
16889977,0cyclictest743-21snmpd12:33:512
16889977,0cyclictest743-21snmpd07:21:452
16889977,0cyclictest741-21lldpd08:04:462
16889976,1cyclictest743-21snmpd12:17:442
16889976,1cyclictest743-21snmpd11:52:312
16889976,1cyclictest743-21snmpd10:08:462
16889976,1cyclictest743-21snmpd07:46:152
16889976,1cyclictest743-21snmpd07:27:132
16889976,1cyclictest741-21lldpd10:59:412
16889976,1cyclictest741-21lldpd07:12:122
16889976,1cyclictest573-21in:imuxsock11:00:482
16889976,1cyclictest3901-21cut12:30:002
16889975,2cyclictest743-21snmpd10:51:502
16889975,2cyclictest743-21snmpd09:31:052
16889973,3cyclictest7140-21memory12:35:132
16889973,3cyclictest12673-21fw_conntrack07:35:152
16849977,0cyclictest743-21snmpd11:35:491
16849977,0cyclictest741-21lldpd08:06:351
16849976,1cyclictest743-21snmpd10:35:261
16849976,1cyclictest717-21ntpd09:20:151
16849975,2cyclictest743-21snmpd12:13:441
16849975,2cyclictest743-21snmpd10:54:471
16849975,2cyclictest743-21snmpd09:03:471
16849975,2cyclictest741-21lldpd10:58:501
16849975,2cyclictest717-21ntpd12:15:131
16849974,1cyclictest22038-21cpuspeed_turbos11:55:111
16849973,3cyclictest20695-21ntpq11:50:161
16849973,2cyclictest743-21snmpd10:28:311
16849973,1cyclictest32582-21cpuspeed_turbos12:20:111
16849973,0cyclictest0-21swapper/112:25:111
16849972,2cyclictest743-21snmpd08:23:251
16849972,2cyclictest4875-21seq09:50:401
16849972,2cyclictest4184-21gltestperf07:15:131
16849972,2cyclictest2291-21cat11:05:151
16849972,2cyclictest22897-21tail08:00:131
16849972,2cyclictest16760-21seq09:05:011
16849971,2cyclictest28737-21df08:15:131
16849971,2cyclictest25523-21seq12:02:251
16849971,2cyclictest2249-21grep07:10:131
16849971,2cyclictest18416-21sed11:45:141
16849970,3cyclictest14844-21ntpq10:15:181
16799977,0cyclictest743-21snmpd12:36:210
16799977,0cyclictest743-21snmpd10:43:000
16799977,0cyclictest743-21snmpd08:27:370
16799977,0cyclictest743-21snmpd08:04:150
16799977,0cyclictest741-21lldpd12:14:000
16799977,0cyclictest741-21lldpd11:30:000
16799977,0cyclictest741-21lldpd07:50:230
16799977,0cyclictest741-21lldpd07:40:310
16799977,0cyclictest522-21avahi-daemon07:24:450
16799976,1cyclictest9807-21fschecks_time10:05:140
16799976,1cyclictest743-21snmpd11:16:150
16799976,1cyclictest741-21lldpd08:38:430
16799976,1cyclictest573-21in:imuxsock08:06:580
16799975,2cyclictest743-21snmpd11:38:040
16799975,2cyclictest743-21snmpd10:55:470
16799975,2cyclictest743-21snmpd10:19:310
16799973,3cyclictest244-20systemd-journal07:55:140
16889966,0cyclictest743-21snmpd08:57:172
16889966,0cyclictest743-21snmpd08:15:332
16889966,0cyclictest741-21lldpd11:15:302
16889966,0cyclictest741-21lldpd08:41:432
16889965,1cyclictest522-21avahi-daemon10:00:572
16889964,2cyclictest743-21snmpd11:12:182
16889964,2cyclictest743-21snmpd10:29:462
16889964,2cyclictest743-21snmpd09:57:452
16889964,2cyclictest743-21snmpd09:08:442
16889964,2cyclictest743-21snmpd08:21:162
16889963,3cyclictest544-21systemd-logind08:33:502
16889963,2cyclictest743-21snmpd12:20:082
16849966,0cyclictest743-21snmpd07:32:241
16849964,2cyclictest743-21snmpd09:37:451
16849964,2cyclictest743-21snmpd07:57:571
16849963,0cyclictest9757-21fschecks_count10:05:131
16799966,0cyclictest743-21snmpd11:00:440
16799966,0cyclictest743-21snmpd10:21:040
16799966,0cyclictest743-21snmpd09:46:300
16799966,0cyclictest743-21snmpd09:36:330
16799966,0cyclictest743-21snmpd08:54:490
16799965,1cyclictest743-21snmpd10:12:490
16799965,1cyclictest743-21snmpd08:57:320
16799965,1cyclictest2324-21cpuspeed_turbos08:30:130
16799964,2cyclictest743-21snmpd12:20:350
16799964,2cyclictest743-21snmpd08:19:150
16799964,2cyclictest743-21snmpd07:47:150
16889955,0cyclictest522-21avahi-daemon12:09:452
16889954,1cyclictest743-21snmpd10:20:252
16889954,1cyclictest743-21snmpd08:06:482
16889954,1cyclictest361-21fschecks_count08:25:152
16889954,1cyclictest26344-21fschecks_time10:45:132
16889954,1cyclictest22409-21gltestperf10:35:122
16889954,1cyclictest12263-21fschecks_time10:10:122
16889954,1cyclictest0-21swapper/211:30:012
16889952,2cyclictest27520-21wc08:10:192
16889952,2cyclictest25051-21forks09:25:132
16889952,2cyclictest22250-21sshd09:16:092
16889951,3cyclictest4308-21cpu08:35:112
16849955,0cyclictest743-21snmpd08:34:371
16849954,1cyclictest743-21snmpd12:30:211
16849954,1cyclictest506-21systemd-resolve07:52:401
16849953,2cyclictest717-21ntpd09:25:051
16849952,2cyclictest244-20systemd-journal11:28:511
16849952,2cyclictest13272-21seq11:30:431
16849950,4cyclictest26949-21ntp_states10:45:171
16799955,0cyclictest743-21snmpd10:33:130
16799955,0cyclictest743-21snmpd07:30:160
16799955,0cyclictest573-21in:imuxsock12:32:090
16799954,1cyclictest743-21snmpd09:57:240
16799954,1cyclictest16006-21cpuspeed_turbos11:40:110
16799953,2cyclictest743-21snmpd10:49:020
16799953,2cyclictest743-21snmpd08:43:190
16799952,3cyclictest557-21NetworkManager09:50:170
16799952,3cyclictest23372-21unixbench_singl10:35:200
16799952,2cyclictest743-21snmpd07:35:010
16799952,2cyclictest23972-21grep09:20:200
16799952,2cyclictest21309-21who11:50:200
16799951,3cyclictest31289-21cat12:15:170
16799951,3cyclictest244-20systemd-journal09:31:190
16889943,1cyclictest7393-21kworker/2:0+events_freezable_pwr_efficient09:10:172
16889943,1cyclictest20767-21ntpq10:30:162
16889941,3cyclictest12504-21grep11:30:142
16889941,2cyclictest8461-21df08:45:132
16889941,2cyclictest4179-21gltestperf07:15:142
16889941,2cyclictest24834-21collect210:40:172
16889941,2cyclictest1640-21diskstats09:45:122
16849941,2cyclictest7027-21cat12:35:121
16799942,2cyclictest743-21snmpd08:10:000
16799942,2cyclictest557-21NetworkManager10:51:340
16799942,2cyclictest18593-21tail11:45:140
16799941,3cyclictest557-21NetworkManager12:00:030
16799941,2cyclictest30666-21wc08:20:120
16799941,2cyclictest27210-21cat12:05:210
16799940,3cyclictest5159-21users11:10:210
16799940,3cyclictest2850-21ntpq12:25:150
16799940,3cyclictest2351-21memory11:05:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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