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2026-06-16 - 20:08

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 Jun 16, 2026 12:43:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8983991918,1cyclictest65850irq/126-lan12:10:133
8983991918,1cyclictest65850irq/126-lan11:55:143
8983991918,1cyclictest65850irq/126-lan09:30:113
8983991818,0cyclictest65850irq/126-lan12:35:173
8983991818,0cyclictest65850irq/126-lan12:05:173
8983991817,1cyclictest65850irq/126-lan12:18:453
8983991817,1cyclictest65850irq/126-lan12:00:113
8983991817,1cyclictest65850irq/126-lan07:40:133
8983991816,2cyclictest65850irq/126-lan09:10:113
8983991717,0cyclictest65850irq/126-lan11:44:303
8983991717,0cyclictest65850irq/126-lan10:58:113
8983991717,0cyclictest65850irq/126-lan10:40:143
8983991717,0cyclictest65850irq/126-lan09:58:333
8983991717,0cyclictest65850irq/126-lan09:15:283
8983991717,0cyclictest65850irq/126-lan08:30:023
8983991717,0cyclictest65850irq/126-lan07:50:213
8983991716,1cyclictest65850irq/126-lan12:30:143
8983991716,1cyclictest65850irq/126-lan12:20:193
8983991716,1cyclictest65850irq/126-lan10:45:133
8983991716,1cyclictest65850irq/126-lan09:00:143
8983991716,1cyclictest65850irq/126-lan08:50:183
8983991716,1cyclictest65850irq/126-lan08:45:123
8983991716,1cyclictest65850irq/126-lan08:35:183
8983991716,1cyclictest65850irq/126-lan08:25:153
8983991716,1cyclictest65850irq/126-lan08:05:163
8983991716,1cyclictest65850irq/126-lan07:30:123
8983991616,0cyclictest65850irq/126-lan11:25:163
8983991616,0cyclictest65850irq/126-lan07:55:213
8983991616,0cyclictest65850irq/126-lan07:45:123
8983991615,1cyclictest65850irq/126-lan10:05:183
8983991615,1cyclictest65850irq/126-lan09:50:163
8983991615,1cyclictest65850irq/126-lan09:40:153
8983991615,1cyclictest65850irq/126-lan09:25:143
8983991615,1cyclictest65850irq/126-lan09:10:003
8983991615,1cyclictest65850irq/126-lan08:40:173
8983991615,1cyclictest65850irq/126-lan07:35:173
8983991615,1cyclictest65850irq/126-lan07:20:193
8983991515,0cyclictest65850irq/126-lan10:30:013
8983991515,0cyclictest65850irq/126-lan10:27:293
8983991515,0cyclictest65850irq/126-lan07:15:153
8983991514,1cyclictest65850irq/126-lan12:25:303
8983991514,1cyclictest65850irq/126-lan10:10:223
8983991514,1cyclictest65850irq/126-lan08:55:203
8983991514,1cyclictest65850irq/126-lan08:20:133
8983991514,1cyclictest65850irq/126-lan07:13:303
8979991515,0cyclictest743-21snmpd08:03:112
8974991515,0cyclictest743-21snmpd10:50:381
8974991515,0cyclictest743-21snmpd10:06:091
8974991515,0cyclictest743-21snmpd09:32:011
8974991515,0cyclictest743-21snmpd07:47:161
8983991414,0cyclictest65850irq/126-lan11:45:143
8983991414,0cyclictest65850irq/126-lan11:36:343
8983991414,0cyclictest65850irq/126-lan11:20:163
8983991414,0cyclictest65850irq/126-lan07:25:123
8983991413,1cyclictest65850irq/126-lan11:30:153
8983991413,1cyclictest65850irq/126-lan10:15:103
8983991413,1cyclictest65850irq/126-lan10:00:133
8983991413,1cyclictest65850irq/126-lan09:35:173
8983991413,1cyclictest65850irq/126-lan08:15:123
8983991413,1cyclictest65850irq/126-lan08:10:203
8974991414,0cyclictest743-21snmpd11:50:511
8974991414,0cyclictest743-21snmpd11:47:281
8974991414,0cyclictest743-21snmpd10:16:181
8974991414,0cyclictest743-21snmpd08:09:561
8974991414,0cyclictest743-21snmpd07:40:031
8974991414,0cyclictest12788-21fwupd07:18:221
8983991313,0cyclictest65850irq/126-lan11:10:143
8983991313,0cyclictest65850irq/126-lan09:45:193
8983991312,1cyclictest65850irq/126-lan11:50:183
8983991312,1cyclictest65850irq/126-lan11:07:293
8983991312,1cyclictest65850irq/126-lan10:35:133
8979991313,0cyclictest743-21snmpd11:15:122
8979991313,0cyclictest743-21snmpd11:09:332
8979991313,0cyclictest743-21snmpd10:42:502
8979991313,0cyclictest743-21snmpd09:48:172
8979991313,0cyclictest743-21snmpd07:26:572
8979991312,1cyclictest743-21snmpd08:14:052
8974991313,0cyclictest8314-21cat09:45:121
8974991313,0cyclictest743-21snmpd12:24:111
8974991313,0cyclictest743-21snmpd11:26:391
8974991313,0cyclictest743-21snmpd11:24:531
8974991313,0cyclictest743-21snmpd09:57:541
8974991313,0cyclictest743-21snmpd09:53:001
8974991313,0cyclictest743-21snmpd09:15:161
8974991313,0cyclictest743-21snmpd09:05:431
8974991313,0cyclictest743-21snmpd08:34:381
8974991313,0cyclictest743-21snmpd07:31:241
8974991313,0cyclictest743-21snmpd07:24:311
8974991313,0cyclictest14365-21cat10:00:131
8983991212,0cyclictest65850irq/126-lan11:00:203
8983991212,0cyclictest65850irq/126-lan10:20:163
8979991212,0cyclictest743-21snmpd12:26:262
8979991212,0cyclictest743-21snmpd11:54:572
8979991212,0cyclictest743-21snmpd11:44:042
8979991212,0cyclictest743-21snmpd11:20:512
8979991212,0cyclictest743-21snmpd10:51:172
8979991212,0cyclictest743-21snmpd09:06:342
8979991212,0cyclictest743-21snmpd08:47:392
8979991212,0cyclictest743-21snmpd08:29:062
8979991212,0cyclictest743-21snmpd07:24:342
8979991212,0cyclictest21682-21cat09:00:132
8979991212,0cyclictest11038-21cat12:30:132
896699129,2cyclictest743-21snmpd10:59:110
8983991110,1cyclictest65850irq/126-lan11:16:293
8983991110,1cyclictest65850irq/126-lan09:20:173
8979991111,0cyclictest743-21snmpd11:39:272
8979991111,0cyclictest743-21snmpd11:12:032
8979991111,0cyclictest743-21snmpd11:01:502
8979991111,0cyclictest743-21snmpd10:59:022
8979991111,0cyclictest743-21snmpd10:38:082
8979991111,0cyclictest743-21snmpd10:20:012
8979991111,0cyclictest743-21snmpd08:51:342
8979991111,0cyclictest743-21snmpd08:17:052
8979991111,0cyclictest13474-21cat12:35:152
8974991111,0cyclictest743-21snmpd07:56:101
8979991010,0cyclictest743-21snmpd07:51:232
8979991010,0cyclictest743-21snmpd07:49:592
896699106,4cyclictest4541-21cat12:15:150
89839998,1cyclictest65850irq/126-lan08:00:153
89799999,0cyclictest743-21snmpd07:17:462
89669998,1cyclictest743-21snmpd09:52:180
89669998,1cyclictest741-21lldpd12:26:090
89669996,3cyclictest743-21snmpd12:35:510
89669996,3cyclictest743-21snmpd10:05:300
89669991,5cyclictest9832-21awk08:30:150
89669990,2cyclictest10202-21mailstats07:10:190
89799987,1cyclictest9797-21needreboot08:30:152
89799987,1cyclictest522-21avahi-daemon10:25:222
89799986,2cyclictest743-21snmpd11:49:282
89799986,2cyclictest743-21snmpd09:41:002
89799986,2cyclictest743-21snmpd08:35:302
89799986,2cyclictest743-21snmpd07:11:112
89749988,0cyclictest743-21snmpd11:43:071
89749988,0cyclictest741-21lldpd12:28:151
89749988,0cyclictest741-21lldpd12:16:311
89749987,1cyclictest741-21lldpd11:58:061
89749986,2cyclictest743-21snmpd12:03:021
89749986,2cyclictest743-21snmpd11:08:531
89749983,4cyclictest717-21ntpd08:55:111
89669988,0cyclictest743-21snmpd08:25:420
89669988,0cyclictest741-21lldpd07:38:050
89669987,1cyclictest741-21lldpd09:05:230
89669986,2cyclictest743-21snmpd12:14:320
89669986,2cyclictest743-21snmpd09:39:000
89669986,2cyclictest743-21snmpd07:49:190
89669986,2cyclictest717-21ntpd10:45:120
89669986,2cyclictest717-21ntpd07:25:170
89669985,3cyclictest743-21snmpd07:22:460
89669985,3cyclictest17921-21needreboot07:30:140
89669984,4cyclictest3448-21gltestperf08:15:130
89669984,4cyclictest1520-21grep09:30:120
89669984,4cyclictest1136-21turbostat09:30:000
89669981,6cyclictest12072-21diskstats09:55:130
89669980,4cyclictest5953-21ntp_states08:20:170
89669980,3cyclictest13712-21cat11:20:000
89669980,2cyclictest27441-21mailstats11:50:200
89669980,2cyclictest27394-21chrt09:14:250
89799977,0cyclictest743-21snmpd12:06:342
89799977,0cyclictest743-21snmpd10:10:132
89799977,0cyclictest743-21snmpd08:05:562
89799977,0cyclictest741-21lldpd12:17:152
89799977,0cyclictest741-21lldpd11:29:162
89799977,0cyclictest522-21avahi-daemon09:19:152
89799976,1cyclictest743-21snmpd10:16:452
89799976,1cyclictest743-21snmpd10:07:072
89799976,1cyclictest743-21snmpd09:39:092
89799975,2cyclictest743-21snmpd08:24:422
89799975,2cyclictest743-21snmpd07:43:122
89749977,0cyclictest743-21snmpd07:29:091
89749977,0cyclictest741-21lldpd12:31:571
89749977,0cyclictest741-21lldpd12:13:531
89749977,0cyclictest741-21lldpd10:35:211
89749976,1cyclictest743-21snmpd12:37:031
89749976,1cyclictest743-21snmpd09:44:091
89749976,1cyclictest522-21avahi-daemon11:16:171
89749976,1cyclictest18032-21cpuspeed_turbos10:10:131
89749975,2cyclictest743-21snmpd08:26:241
89669977,0cyclictest743-21snmpd11:57:280
89669977,0cyclictest743-21snmpd10:43:560
89669977,0cyclictest743-21snmpd08:07:380
89669976,1cyclictest743-21snmpd08:40:060
89669975,2cyclictest743-21snmpd11:40:490
89669974,3cyclictest28103-21hddtemp_smartct09:15:130
89669972,5cyclictest244-20systemd-journal11:25:110
89669971,5cyclictest21335-21find07:40:120
89669971,4cyclictest1968-21cat12:10:000
89669970,4cyclictest7334-21ntpq12:20:160
89669970,4cyclictest31173-21ntpq12:00:140
89669970,4cyclictest26094-21ntpq07:50:170
89669970,4cyclictest19054-21ntp_192.168.11411:30:150
89669970,4cyclictest14744-21ntpq10:00:170
89669970,3cyclictest8722-21ntp_states09:45:170
89669970,3cyclictest6532-21ntp_kernel_pll_11:00:160
89669970,3cyclictest30776-21users08:00:210
89669970,3cyclictest28124-21ntpq07:55:160
89669970,3cyclictest26592-21memory10:30:140
89669970,3cyclictest25030-21sed11:45:140
89669970,3cyclictest24045-21grep10:25:120
89669970,3cyclictest21009-21sensors_temp10:15:190
89669970,3cyclictest20666-21fw_forwarded_lo11:35:120
89669970,3cyclictest19835-21needreboot08:55:150
89669970,3cyclictest18125-21diskstats10:10:130
89669970,3cyclictest15919-21/usr/sbin/munin08:45:150
89669970,3cyclictest10078-21fw_conntrack11:10:120
89669970,2cyclictest2497-21gcc10:50:170
89669970,2cyclictest21348-21expr09:00:110
89799966,0cyclictest743-21snmpd10:30:212
89799966,0cyclictest743-21snmpd08:56:372
89799966,0cyclictest743-21snmpd07:59:402
89799966,0cyclictest741-21lldpd07:33:072
89799965,1cyclictest741-21lldpd09:57:312
89799965,1cyclictest741-21lldpd09:34:522
89799965,1cyclictest2175-21cpuspeed_turbos12:10:122
89799963,3cyclictest30810-21grep12:00:122
89799962,3cyclictest588-21sed10:45:182
89749966,0cyclictest743-21snmpd08:10:471
89749966,0cyclictest743-21snmpd07:35:131
89749965,1cyclictest6107-21grep11:00:131
89749965,1cyclictest5472-21sh11:00:001
89749964,2cyclictest743-21snmpd09:36:261
89749963,3cyclictest32386-21fw_forwarded_lo10:45:141
89669960,3cyclictest8479-21ntpq11:05:150
89669960,3cyclictest28438-21hddtemp_smartct10:35:120
89669960,3cyclictest22165-21df10:20:120
89669960,3cyclictest17496-21cut08:50:140
89669960,3cyclictest13874-21grep11:20:120
89669960,3cyclictest1316-21perl08:10:130
89669960,3cyclictest11460-21grep08:35:140
89669960,3cyclictest10874-21perl12:30:120
89669960,2cyclictest29824-21cat09:20:140
89669960,2cyclictest11241-21cat07:15:100
89839953,2cyclictest1713-21apt-get10:50:133
89799953,2cyclictest31650-21date09:25:002
89799953,2cyclictest18239-21dpkg11:30:012
89799952,3cyclictest20349-21ls07:35:222
89799952,2cyclictest32485-21ld09:25:152
89799952,2cyclictest13346-21df08:40:122
89799952,2cyclictest10639-21ld09:50:162
89799951,3cyclictest29235-21ld11:55:172
89799950,5cyclictest26437-21ntpq09:10:162
89799950,2cyclictest6467-21apt-config12:20:002
89749955,0cyclictest743-21snmpd08:51:161
89749955,0cyclictest725-21in:imuxsock08:25:001
89749954,1cyclictest22773-21ntpq10:20:171
89749953,2cyclictest717-21ntpd07:52:001
89749953,2cyclictest717-21ntpd07:11:221
89749953,2cyclictest27442-21cron09:15:001
89749952,3cyclictest18735-21sed11:30:131
89749952,2cyclictest244-20systemd-journal11:11:311
89749951,3cyclictest30458-21ntp_192.168.11409:20:181
89749951,3cyclictest21226-21seq09:00:071
89749950,5cyclictest557-21NetworkManager10:28:181
89749950,4cyclictest794-21ntpq12:05:151
89749950,1cyclictest27791-21dump-pmu-power10:35:001
89799941,2cyclictest14010-21ls10:00:112
89749944,0cyclictest0-21swapper/108:40:141
89749943,1cyclictest331ktimers/110:40:121
89749941,2cyclictest31752-21acpi09:25:101
89749941,2cyclictest3031-21seq08:15:041
89749941,2cyclictest20629-21tune2fs11:35:121
89749941,2cyclictest15217-21grep08:45:111
89749940,3cyclictest30123-21ntp_192.168.11408:00:151
89749940,3cyclictest11709-21memory08:35:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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