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2026-07-25 - 21:54

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 Sat Jul 25, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31819992018,2cyclictest65850irq/126-lan08:56:040
31819992018,2cyclictest65850irq/126-lan08:00:170
31819991917,2cyclictest65850irq/126-lan08:14:290
31831991818,0cyclictest743-21snmpd11:36:053
31831991818,0cyclictest743-21snmpd11:29:003
31831991818,0cyclictest743-21snmpd11:14:303
31831991818,0cyclictest743-21snmpd10:11:053
31831991818,0cyclictest743-21snmpd09:52:453
31831991818,0cyclictest743-21snmpd07:57:523
31831991818,0cyclictest12226-21cat07:40:163
31819991818,0cyclictest65850irq/126-lan09:27:380
31819991818,0cyclictest65850irq/126-lan08:21:340
31819991818,0cyclictest65850irq/126-lan07:14:350
31819991817,1cyclictest65850irq/126-lan11:58:270
31819991817,1cyclictest65850irq/126-lan09:15:170
31819991816,2cyclictest65850irq/126-lan08:40:200
31819991816,2cyclictest65850irq/126-lan07:40:070
31819991816,2cyclictest65850irq/126-lan07:15:120
31831991717,0cyclictest743-21snmpd11:34:143
31831991717,0cyclictest743-21snmpd11:15:533
31831991717,0cyclictest743-21snmpd10:59:413
31831991717,0cyclictest743-21snmpd10:47:553
31831991717,0cyclictest743-21snmpd08:41:233
31831991717,0cyclictest743-21snmpd08:09:043
31831991717,0cyclictest743-21snmpd07:49:393
31819991717,0cyclictest65850irq/126-lan11:11:260
31819991717,0cyclictest65850irq/126-lan09:55:160
31819991717,0cyclictest65850irq/126-lan09:30:160
31819991716,1cyclictest65850irq/126-lan11:44:510
31819991716,1cyclictest65850irq/126-lan11:20:200
31819991716,1cyclictest65850irq/126-lan11:15:190
31819991716,1cyclictest65850irq/126-lan10:35:200
31819991716,1cyclictest65850irq/126-lan10:25:210
31819991716,1cyclictest65850irq/126-lan09:35:130
31819991716,1cyclictest65850irq/126-lan09:05:230
31819991716,1cyclictest65850irq/126-lan08:54:380
31831991616,0cyclictest743-21snmpd10:15:123
31819991616,0cyclictest65850irq/126-lan12:33:280
31819991616,0cyclictest65850irq/126-lan12:25:150
31819991616,0cyclictest65850irq/126-lan12:20:280
31819991616,0cyclictest65850irq/126-lan11:30:210
31819991616,0cyclictest65850irq/126-lan10:34:280
31819991616,0cyclictest65850irq/126-lan10:20:140
31819991616,0cyclictest65850irq/126-lan09:45:160
31819991616,0cyclictest65850irq/126-lan08:45:120
31819991615,1cyclictest65850irq/126-lan10:45:190
31819991615,1cyclictest65850irq/126-lan10:40:190
31819991615,1cyclictest65850irq/126-lan10:15:210
31819991615,1cyclictest65850irq/126-lan10:12:340
31819991615,1cyclictest65850irq/126-lan09:15:000
31819991615,1cyclictest65850irq/126-lan08:25:170
31819991615,1cyclictest65850irq/126-lan07:50:180
31819991614,2cyclictest65850irq/126-lan10:05:130
31819991614,2cyclictest65850irq/126-lan09:00:210
31819991614,2cyclictest65850irq/126-lan08:35:200
31819991614,2cyclictest65850irq/126-lan08:30:170
31819991614,2cyclictest65850irq/126-lan07:45:170
31819991613,3cyclictest65850irq/126-lan07:25:140
31831991515,0cyclictest743-21snmpd07:28:183
31819991515,0cyclictest65850irq/126-lan10:50:240
31819991515,0cyclictest65850irq/126-lan07:36:280
31819991515,0cyclictest65850irq/126-lan07:20:140
31819991514,1cyclictest65850irq/126-lan12:05:180
31819991514,1cyclictest65850irq/126-lan12:00:150
31819991514,1cyclictest65850irq/126-lan09:50:220
31819991514,1cyclictest65850irq/126-lan07:55:200
31819991513,2cyclictest65850irq/126-lan11:50:150
31831991414,0cyclictest743-21snmpd10:01:353
31819991414,0cyclictest65850irq/126-lan11:25:090
31819991414,0cyclictest65850irq/126-lan11:09:280
31819991413,1cyclictest65850irq/126-lan12:15:110
31819991413,1cyclictest65850irq/126-lan12:10:170
31819991413,1cyclictest65850irq/126-lan07:30:150
31819991412,2cyclictest65850irq/126-lan11:00:170
31819991412,2cyclictest65850irq/126-lan08:07:280
31831991313,0cyclictest743-21snmpd09:22:553
31819991312,1cyclictest65850irq/126-lan11:45:180
31819991312,1cyclictest65850irq/126-lan10:00:150
31819991311,2cyclictest65850irq/126-lan10:56:280
31819991211,1cyclictest65850irq/126-lan12:40:010
31819991211,1cyclictest65850irq/126-lan09:40:160
3181999118,1cyclictest65850irq/126-lan09:20:170
3181999118,1cyclictest65850irq/126-lan08:15:130
31819991111,0cyclictest65850irq/126-lan11:35:160
318319998,1cyclictest743-21snmpd08:27:083
318319998,1cyclictest741-21lldpd10:26:233
318279998,1cyclictest743-21snmpd08:15:312
318279998,1cyclictest743-21snmpd07:46:032
318279998,1cyclictest741-21lldpd07:17:382
318319988,0cyclictest743-21snmpd11:03:073
318319988,0cyclictest741-21lldpd10:41:233
318319988,0cyclictest741-21lldpd08:47:143
318319988,0cyclictest741-21lldpd08:32:283
318319987,1cyclictest743-21snmpd11:50:093
318319987,1cyclictest743-21snmpd11:41:143
318319987,1cyclictest743-21snmpd11:07:073
318319987,1cyclictest743-21snmpd08:54:213
318319986,2cyclictest743-21snmpd10:22:303
318319986,2cyclictest2056-21cat07:15:133
318279988,0cyclictest743-21snmpd10:26:002
318279988,0cyclictest743-21snmpd08:28:502
318279988,0cyclictest741-21lldpd12:30:252
318279988,0cyclictest741-21lldpd11:42:002
318279988,0cyclictest741-21lldpd11:24:202
318279986,2cyclictest743-21snmpd10:51:552
318279986,2cyclictest743-21snmpd09:20:472
318279986,2cyclictest743-21snmpd08:04:012
318239988,0cyclictest743-21snmpd12:21:071
318239988,0cyclictest743-21snmpd12:08:091
318239988,0cyclictest743-21snmpd09:35:341
318239988,0cyclictest741-21lldpd09:52:101
318239987,1cyclictest743-21snmpd10:51:521
318239986,2cyclictest743-21snmpd12:26:071
318239986,2cyclictest743-21snmpd11:48:401
318239986,2cyclictest743-21snmpd10:38:571
318239986,2cyclictest743-21snmpd09:46:071
318239986,2cyclictest743-21snmpd09:14:271
318239986,2cyclictest743-21snmpd08:32:381
318239986,2cyclictest743-21snmpd08:08:071
318239986,2cyclictest743-21snmpd07:52:401
318239986,2cyclictest743-21snmpd07:26:061
318319977,0cyclictest743-21snmpd12:04:063
318319977,0cyclictest743-21snmpd09:45:223
318319977,0cyclictest743-21snmpd08:56:513
318319977,0cyclictest743-21snmpd07:10:233
318319977,0cyclictest741-21lldpd11:23:563
318319977,0cyclictest741-21lldpd08:01:193
318319976,1cyclictest743-21snmpd12:06:123
318319976,1cyclictest743-21snmpd10:34:483
318319976,1cyclictest743-21snmpd09:34:253
318319976,1cyclictest522-21avahi-daemon09:03:153
318319976,1cyclictest3761-21cut08:40:003
318319976,1cyclictest28617-21cut08:20:143
318319976,1cyclictest26523-21head12:10:153
318319975,2cyclictest26321-21cat08:15:153
318279977,0cyclictest743-21snmpd11:38:202
318279977,0cyclictest741-21lldpd12:37:472
318279977,0cyclictest741-21lldpd11:25:102
318279977,0cyclictest741-21lldpd10:47:552
318279977,0cyclictest741-21lldpd10:35:292
318279977,0cyclictest741-21lldpd10:19:312
318279977,0cyclictest741-21lldpd09:55:062
318279977,0cyclictest741-21lldpd09:53:162
318279977,0cyclictest522-21avahi-daemon11:00:102
318279976,1cyclictest743-21snmpd10:10:262
318279976,1cyclictest743-21snmpd10:01:052
318279976,1cyclictest743-21snmpd09:48:082
318279976,1cyclictest741-21lldpd10:06:502
318279975,2cyclictest743-21snmpd08:58:332
318279975,2cyclictest743-21snmpd07:35:362
318279973,3cyclictest7858-21diskstats07:30:132
318279973,3cyclictest22657-21ntpq08:05:202
318239977,0cyclictest743-21snmpd11:37:291
318239977,0cyclictest743-21snmpd09:20:041
318239977,0cyclictest743-21snmpd08:19:111
318239977,0cyclictest741-21lldpd12:16:311
318239977,0cyclictest741-21lldpd11:08:131
318239977,0cyclictest741-21lldpd09:57:461
318239977,0cyclictest741-21lldpd09:01:541
318239976,1cyclictest743-21snmpd10:05:291
318239976,1cyclictest743-21snmpd08:10:491
318239976,1cyclictest743-21snmpd07:57:251
318239975,2cyclictest743-21snmpd12:33:021
318239975,2cyclictest743-21snmpd09:09:541
318239975,2cyclictest26613-21cat12:10:161
318239974,2cyclictest244-20systemd-journal07:15:121
318319966,0cyclictest743-21snmpd10:07:023
318319966,0cyclictest741-21lldpd12:34:183
318319966,0cyclictest741-21lldpd12:21:303
318319965,1cyclictest743-21snmpd12:16:503
318319965,1cyclictest743-21snmpd09:35:173
318319964,2cyclictest743-21snmpd09:44:583
318319964,2cyclictest743-21snmpd09:27:553
318319962,3cyclictest16914-21sed07:50:203
318279966,0cyclictest743-21snmpd11:30:202
318279966,0cyclictest743-21snmpd09:15:092
318279966,0cyclictest743-21snmpd08:20:052
318279966,0cyclictest741-21lldpd11:53:122
318279966,0cyclictest741-21lldpd11:16:332
318279966,0cyclictest741-21lldpd09:04:522
318279966,0cyclictest522-21avahi-daemon12:10:092
318279965,1cyclictest743-21snmpd10:30:212
318279965,1cyclictest743-21snmpd09:34:402
318279965,1cyclictest743-21snmpd09:11:212
318279965,1cyclictest743-21snmpd08:46:292
318279965,1cyclictest4703-21needreboot08:40:162
318279965,1cyclictest31560-21cpuspeed_turbos11:05:112
318279965,1cyclictest30310-21cpuspeed_turbos12:20:142
318279964,2cyclictest3777-21cut07:20:132
318279963,3cyclictest22928-21perl09:25:132
318279962,3cyclictest32175-21diskstats07:10:132
318279962,3cyclictest244-20systemd-journal07:53:342
318279961,5cyclictest557-21NetworkManager10:41:412
318239966,0cyclictest743-21snmpd10:17:481
318239966,0cyclictest743-21snmpd08:04:191
318239966,0cyclictest741-21lldpd09:31:461
318239966,0cyclictest741-21lldpd07:14:521
318239966,0cyclictest522-21avahi-daemon07:23:301
318239965,1cyclictest743-21snmpd11:43:001
318239965,1cyclictest743-21snmpd10:48:131
318239965,1cyclictest743-21snmpd10:12:331
318239965,1cyclictest743-21snmpd08:42:351
318239965,1cyclictest4228-21gltestperf12:35:161
318239965,1cyclictest29552-21cpuspeed_turbos11:00:131
318239965,1cyclictest28538-21fschecks_count08:20:141
318239965,1cyclictest11976-21fschecks_count07:40:141
318239964,2cyclictest743-21snmpd11:58:061
318239964,2cyclictest743-21snmpd10:04:291
318239963,3cyclictest22311-21df12:00:121
318239963,3cyclictest13344-21apt-get10:20:131
318239962,3cyclictest2459-21awk11:10:241
318239960,3cyclictest20406-21awk09:20:001
318319955,0cyclictest743-21snmpd09:58:473
318319955,0cyclictest743-21snmpd09:11:483
318319955,0cyclictest522-21avahi-daemon10:37:023
318319953,2cyclictest743-21snmpd10:53:553
318319953,2cyclictest717-21ntpd08:12:003
318319952,2cyclictest244-20systemd-journal12:35:023
318319952,2cyclictest244-20systemd-journal12:27:213
318319952,2cyclictest15657-21sort11:45:113
318319951,1cyclictest191rcu_preempt07:30:143
318279955,0cyclictest743-21snmpd09:35:582
318279955,0cyclictest743-21snmpd08:30:142
318279955,0cyclictest741-21lldpd11:14:232
318279955,0cyclictest741-21lldpd08:37:482
318279954,1cyclictest743-21snmpd08:50:452
318279952,3cyclictest557-21NetworkManager09:07:192
318279952,3cyclictest13638-21fw_forwarded_lo10:20:142
318279952,2cyclictest25081-21sed08:10:222
318279951,4cyclictest557-21NetworkManager07:43:022
318279951,3cyclictest19180-21users07:55:222
318279950,4cyclictest29040-21ntpq12:15:182
318279950,4cyclictest24985-21ntpq12:05:192
318279950,4cyclictest1607-21turbostat.cron12:30:002
318239955,0cyclictest522-21avahi-daemon10:57:361
318239955,0cyclictest17441-21cpuspeed_turbos10:30:141
318239953,2cyclictest9974-21ld11:30:191
318239953,2cyclictest8513-21cat08:50:171
318239953,2cyclictest743-21snmpd09:43:341
318239953,2cyclictest743-21snmpd07:31:331
318239952,3cyclictest557-21NetworkManager07:35:221
318239952,3cyclictest18403-21perl11:50:151
318239952,2cyclictest8505-21unixbench_singl11:25:191
318239952,2cyclictest5660-21wc11:20:141
318239952,2cyclictest3727-21cat11:15:161
318239952,2cyclictest23207-21date10:45:011
318239950,4cyclictest10821-21ntpq08:55:171
318319941,2cyclictest3790-21expr07:20:133
318319941,2cyclictest18552-21cat09:15:003
318319941,2cyclictest14224-21tr09:05:133
318319940,4cyclictest20877-21ntpq11:55:173
318319940,3cyclictest10411-21ntp_192.168.11407:35:173
318279941,2cyclictest27834-21sh10:55:142
318279941,2cyclictest22731-21missed_timers12:00:152
318279941,2cyclictest20209-21grep11:55:122
318279941,2cyclictest15999-21gltestperf11:45:152
318279940,3cyclictest29737-21diskstats09:40:132
318239943,1cyclictest0-21swapper/109:25:141
318239941,2cyclictest30579-21fschecks_count08:25:141
318239941,2cyclictest15341-21find10:25:131
318239941,2cyclictest14793-21awk07:45:201
318239940,3cyclictest6346-21fw_forwarded_lo08:45:131
318239940,3cyclictest2009-21apt-get08:35:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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