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2026-06-13 - 19:36

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 Jun 13, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17992991919,0cyclictest65850irq/126-lan08:11:381
17992991918,1cyclictest65850irq/126-lan12:20:161
17992991817,1cyclictest65850irq/126-lan12:05:161
17992991817,1cyclictest65850irq/126-lan10:05:211
17992991817,1cyclictest65850irq/126-lan09:59:591
17992991717,0cyclictest65850irq/126-lan08:05:111
17992991716,1cyclictest65850irq/126-lan12:35:141
17992991716,1cyclictest65850irq/126-lan09:05:221
17992991716,1cyclictest65850irq/126-lan08:39:591
17992991616,0cyclictest65850irq/126-lan11:45:161
17992991616,0cyclictest65850irq/126-lan11:20:181
17992991616,0cyclictest65850irq/126-lan11:00:191
17992991616,0cyclictest65850irq/126-lan10:50:191
17992991616,0cyclictest65850irq/126-lan09:13:331
17992991616,0cyclictest65850irq/126-lan08:50:181
17992991616,0cyclictest65850irq/126-lan08:45:241
17992991616,0cyclictest65850irq/126-lan07:59:311
17992991616,0cyclictest65850irq/126-lan07:35:221
17992991615,1cyclictest65850irq/126-lan12:00:151
17992991615,1cyclictest65850irq/126-lan11:15:141
17992991615,1cyclictest65850irq/126-lan09:00:111
17992991615,1cyclictest65850irq/126-lan08:30:161
17992991615,1cyclictest65850irq/126-lan07:45:121
17997991515,0cyclictest743-21snmpd12:29:162
17997991515,0cyclictest743-21snmpd11:09:082
17997991515,0cyclictest743-21snmpd10:09:142
17997991515,0cyclictest743-21snmpd07:52:142
17997991514,1cyclictest743-21snmpd08:21:092
17992991515,0cyclictest65850irq/126-lan12:30:121
17992991515,0cyclictest65850irq/126-lan12:17:311
17992991515,0cyclictest65850irq/126-lan11:50:491
17992991515,0cyclictest65850irq/126-lan11:40:181
17992991515,0cyclictest65850irq/126-lan11:32:091
17992991515,0cyclictest65850irq/126-lan10:42:321
17992991515,0cyclictest65850irq/126-lan08:40:191
17992991515,0cyclictest65850irq/126-lan07:40:211
17992991514,1cyclictest65850irq/126-lan12:10:131
17992991514,1cyclictest65850irq/126-lan09:45:161
17992991514,1cyclictest65850irq/126-lan09:40:161
17992991514,1cyclictest65850irq/126-lan09:30:171
17997991414,0cyclictest743-21snmpd12:33:352
17997991414,0cyclictest743-21snmpd12:14:422
17997991414,0cyclictest743-21snmpd09:13:402
17997991414,0cyclictest20156-21cat09:50:132
17992991414,0cyclictest65850irq/126-lan11:10:161
17992991414,0cyclictest65850irq/126-lan11:05:151
17992991414,0cyclictest65850irq/126-lan10:30:161
17992991414,0cyclictest65850irq/126-lan09:15:121
17992991413,1cyclictest65850irq/126-lan12:25:141
17992991413,1cyclictest65850irq/126-lan11:35:211
17992991413,1cyclictest65850irq/126-lan11:25:121
17992991413,1cyclictest65850irq/126-lan10:25:161
17992991413,1cyclictest65850irq/126-lan09:50:201
17992991413,1cyclictest65850irq/126-lan08:25:211
17992991413,1cyclictest65850irq/126-lan08:15:111
17992991413,1cyclictest65850irq/126-lan07:25:131
17992991413,1cyclictest65850irq/126-lan07:15:151
17997991313,0cyclictest743-21snmpd12:05:312
17997991313,0cyclictest743-21snmpd11:59:302
17997991313,0cyclictest743-21snmpd10:33:342
17997991313,0cyclictest743-21snmpd10:18:152
17997991313,0cyclictest743-21snmpd09:30:192
17997991313,0cyclictest743-21snmpd09:27:022
17997991313,0cyclictest743-21snmpd09:17:462
17997991313,0cyclictest743-21snmpd08:59:192
17997991313,0cyclictest743-21snmpd08:49:332
17997991313,0cyclictest743-21snmpd07:48:492
17997991313,0cyclictest743-21snmpd07:30:522
17992991313,0cyclictest65850irq/126-lan09:35:291
17992991313,0cyclictest65850irq/126-lan08:55:191
17992991313,0cyclictest65850irq/126-lan08:20:321
17992991312,1cyclictest65850irq/126-lan11:55:181
17992991312,1cyclictest65850irq/126-lan10:10:081
17992991312,1cyclictest65850irq/126-lan09:20:191
17992991312,1cyclictest65850irq/126-lan07:50:161
17997991212,0cyclictest31100-21cat09:00:132
17992991212,0cyclictest65850irq/126-lan10:20:171
17992991212,0cyclictest65850irq/126-lan10:15:181
17992991211,1cyclictest65850irq/126-lan10:35:191
17992991211,1cyclictest65850irq/126-lan07:22:331
17997991111,0cyclictest743-21snmpd09:20:042
17992991111,0cyclictest65850irq/126-lan10:00:141
17992991111,0cyclictest65850irq/126-lan09:25:181
17992991111,0cyclictest65850irq/126-lan07:34:561
17992991110,1cyclictest65850irq/126-lan07:10:141
1798499118,3cyclictest743-21snmpd08:46:540
1799299109,1cyclictest65850irq/126-lan10:55:191
17992991010,0cyclictest65850irq/126-lan08:01:311
1798499107,3cyclictest743-21snmpd09:47:540
1798499106,4cyclictest743-21snmpd11:14:250
1798499106,4cyclictest743-21snmpd07:13:450
1798499105,2cyclictest743-21snmpd11:00:190
179979998,1cyclictest743-21snmpd10:36:242
179979994,4cyclictest717-21ntpd08:25:122
179929998,1cyclictest65850irq/126-lan10:45:171
179849997,2cyclictest743-21snmpd08:51:450
179849996,3cyclictest743-21snmpd09:42:340
179849996,3cyclictest743-21snmpd09:14:080
179849996,3cyclictest743-21snmpd07:45:340
179849996,3cyclictest741-21lldpd12:30:140
179849996,3cyclictest741-21lldpd10:50:520
179849996,3cyclictest741-21lldpd07:35:430
179849996,3cyclictest573-21in:imuxsock12:29:120
179849994,2cyclictest743-21snmpd09:35:220
179849994,2cyclictest743-21snmpd08:15:350
179849994,2cyclictest743-21snmpd08:04:530
179849992,2cyclictest575-21rs:main0
179849992,2cyclictest19887-21df09:50:110
179849990,5cyclictest1077-21ntpq09:05:190
180019988,0cyclictest743-21snmpd12:01:373
180019988,0cyclictest743-21snmpd11:35:363
180019988,0cyclictest743-21snmpd10:56:523
180019988,0cyclictest743-21snmpd07:36:463
180019988,0cyclictest741-21lldpd11:30:533
180019988,0cyclictest741-21lldpd09:40:533
180019988,0cyclictest741-21lldpd09:09:343
180019988,0cyclictest741-21lldpd08:05:543
180019988,0cyclictest741-21lldpd08:04:213
180019987,1cyclictest743-21snmpd10:39:453
180019987,1cyclictest743-21snmpd08:48:333
180019986,2cyclictest743-21snmpd12:15:013
180019986,2cyclictest743-21snmpd12:09:493
180019986,2cyclictest743-21snmpd11:42:263
180019986,2cyclictest743-21snmpd10:16:153
179979987,1cyclictest741-21lldpd11:25:172
179979987,1cyclictest14647-21needreboot10:55:142
179979986,2cyclictest743-21snmpd11:34:002
179979986,2cyclictest743-21snmpd11:00:112
179979986,2cyclictest743-21snmpd08:40:302
179849988,0cyclictest743-21snmpd07:16:240
179849988,0cyclictest741-21lldpd10:58:050
179849988,0cyclictest741-21lldpd08:42:040
179849987,1cyclictest743-21snmpd10:42:150
179849987,1cyclictest743-21snmpd10:10:110
179849987,1cyclictest741-21lldpd12:39:390
179849985,3cyclictest743-21snmpd10:39:280
179849984,1cyclictest743-21snmpd11:45:140
179849984,1cyclictest743-21snmpd11:40:560
179849984,1cyclictest743-21snmpd11:26:140
179849984,1cyclictest743-21snmpd09:29:440
179849983,2cyclictest557-21NetworkManager12:13:360
179849982,2cyclictest16910-21wc12:20:150
179849981,3cyclictest31512-21awk11:35:220
180019977,0cyclictest743-21snmpd11:20:203
180019977,0cyclictest743-21snmpd11:01:413
180019977,0cyclictest743-21snmpd09:59:183
180019977,0cyclictest743-21snmpd08:19:173
180019977,0cyclictest741-21lldpd10:32:143
180019977,0cyclictest741-21lldpd09:53:183
180019977,0cyclictest741-21lldpd09:37:043
180019977,0cyclictest741-21lldpd07:50:173
180019976,1cyclictest8180-21fschecks_time10:40:133
180019976,1cyclictest21939-21cron07:20:003
180019976,1cyclictest16761-21gltestperf12:20:143
180019975,2cyclictest743-21snmpd10:04:423
180019975,2cyclictest743-21snmpd08:50:133
180019975,2cyclictest743-21snmpd08:10:263
180019975,2cyclictest743-21snmpd07:49:103
180019975,2cyclictest23279-21cat12:35:133
180019973,3cyclictest29058-21ntp_states10:10:173
180019973,3cyclictest244-20systemd-journal07:42:453
179979977,0cyclictest743-21snmpd10:27:062
179979977,0cyclictest741-21lldpd11:16:082
179979977,0cyclictest741-21lldpd10:40:512
179979976,1cyclictest743-21snmpd10:23:392
179979976,1cyclictest506-21systemd-resolve10:14:572
179979976,1cyclictest10037-21cpuspeed_turbos10:45:122
179979975,2cyclictest743-21snmpd12:15:382
179979975,2cyclictest743-21snmpd08:34:202
179979975,2cyclictest743-21snmpd07:21:572
179849977,0cyclictest743-21snmpd12:03:270
179849977,0cyclictest743-21snmpd08:28:180
179849977,0cyclictest743-21snmpd07:22:130
179849977,0cyclictest741-21lldpd12:09:570
179849977,0cyclictest741-21lldpd08:32:090
179849977,0cyclictest741-21lldpd08:11:000
179849977,0cyclictest741-21lldpd08:06:280
179849976,1cyclictest743-21snmpd12:17:010
179849976,1cyclictest743-21snmpd07:31:100
179849976,1cyclictest717-21ntpd09:20:140
179849975,2cyclictest743-21snmpd11:59:490
179849975,2cyclictest743-21snmpd07:55:020
179849975,2cyclictest743-21snmpd07:44:430
179849974,1cyclictest522-21avahi-daemon07:25:230
179849974,0cyclictest522-21avahi-daemon11:05:030
179849972,2cyclictest743-21snmpd10:09:170
179849972,2cyclictest557-21NetworkManager11:54:120
179849972,2cyclictest24811-21ntpq11:20:150
179849972,2cyclictest20914-21grep08:35:130
180019966,0cyclictest741-21lldpd07:57:003
180019965,1cyclictest743-21snmpd10:46:253
180019965,1cyclictest743-21snmpd10:28:283
180019965,1cyclictest743-21snmpd10:05:053
180019965,1cyclictest743-21snmpd07:13:033
180019965,1cyclictest4268-21cat11:50:133
180019965,1cyclictest26616-21cut07:30:163
180019964,2cyclictest743-21snmpd11:49:043
180019964,2cyclictest743-21snmpd09:21:283
180019964,2cyclictest743-21snmpd08:38:183
180019964,2cyclictest743-21snmpd08:31:533
179979966,0cyclictest743-21snmpd11:10:102
179979966,0cyclictest743-21snmpd08:18:352
179979966,0cyclictest741-21lldpd07:17:392
179979965,1cyclictest743-21snmpd12:20:322
179979965,1cyclictest506-21systemd-resolve12:35:042
179979965,1cyclictest4870-21cat07:55:132
179979964,2cyclictest743-21snmpd10:50:162
179979964,2cyclictest743-21snmpd09:08:062
179979964,2cyclictest743-21snmpd08:01:282
179979961,5cyclictest557-21NetworkManager07:12:172
179849966,0cyclictest743-21snmpd09:33:290
179849966,0cyclictest743-21snmpd08:22:320
179849966,0cyclictest741-21lldpd10:45:020
179849963,3cyclictest557-21NetworkManager10:15:160
180019955,0cyclictest741-21lldpd11:28:293
180019955,0cyclictest522-21avahi-daemon11:55:433
180019955,0cyclictest522-21avahi-daemon07:28:233
180019954,1cyclictest522-21avahi-daemon12:11:473
180019954,1cyclictest24345-21sh08:45:003
180019954,1cyclictest20915-21cpuspeed_turbos12:30:123
180019954,1cyclictest11936-21ntpq09:30:153
180019954,1cyclictest0-21swapper/309:15:133
180019953,2cyclictest244-20systemd-journal10:52:223
180019953,2cyclictest16802-21perl08:25:133
180019952,3cyclictest557-21NetworkManager09:45:133
180019952,3cyclictest557-21NetworkManager08:24:113
180019952,3cyclictest23433-21seq11:15:303
180019952,2cyclictest9624-21ntp_states09:25:183
180019952,2cyclictest30026-21sshd08:55:333
180019950,4cyclictest20499-21package-data-do12:29:113
179979955,0cyclictest741-21lldpd11:39:372
179979955,0cyclictest741-21lldpd08:36:102
179979955,0cyclictest573-21in:imuxsock11:20:152
179979955,0cyclictest522-21avahi-daemon07:36:322
179979954,1cyclictest0-21swapper/208:50:132
179979953,2cyclictest717-21ntpd11:52:532
179979953,2cyclictest717-21ntpd11:49:592
179979952,3cyclictest8461-21apt-get08:05:122
179979952,3cyclictest717-21ntpd09:41:252
179979952,2cyclictest9702-21gpgv12:05:012
179979952,2cyclictest24421-21grep07:25:132
179979952,2cyclictest23911-21apt-config10:00:012
179979952,2cyclictest14288-21wc09:35:192
179979952,2cyclictest10836-21cut08:10:122
179979950,4cyclictest32501-21fw_conntrack11:40:132
179979950,4cyclictest31186-21ntpq07:40:172
179849955,0cyclictest522-21avahi-daemon07:50:420
179849955,0cyclictest0-21swapper/010:30:210
179849953,2cyclictest717-21ntpd09:55:100
179849953,2cyclictest23892-21sed11:20:000
179849952,3cyclictest24503-21head10:00:140
179849951,3cyclictest3038-21grep10:25:210
179849950,4cyclictest28978-21ld11:30:150
180019942,2cyclictest32703-21cat10:20:143
180019942,1cyclictest3258-21ps09:10:193
180019941,2cyclictest575-21rs:main3
180019940,4cyclictest31455-21ntpq09:00:163
180019940,4cyclictest22979-21ntpq07:20:163
180019940,4cyclictest20818-21ntpq11:10:163
179979942,2cyclictest717-21ntpd09:45:072
179979940,4cyclictest22538-21ntpq09:55:162
179849941,2cyclictest31608-21pmu-power09:00:170
179849940,4cyclictest29480-21ntpq08:55:180
179849940,3cyclictest32440-21diskstats10:20:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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