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2026-06-13 - 06:29

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 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2777991918,1cyclictest65850irq/126-lan21:20:141
2777991918,1cyclictest65850irq/126-lan20:00:121
2777991818,0cyclictest65850irq/126-lan22:25:191
2777991818,0cyclictest65850irq/126-lan20:06:251
2777991818,0cyclictest65850irq/126-lan19:50:171
2777991817,1cyclictest65850irq/126-lan21:10:101
2777991817,1cyclictest65850irq/126-lan21:05:121
2777991817,1cyclictest65850irq/126-lan20:41:361
2777991717,0cyclictest65850irq/126-lan23:55:011
2777991717,0cyclictest65850irq/126-lan22:21:311
2777991717,0cyclictest65850irq/126-lan20:55:111
2777991717,0cyclictest65850irq/126-lan20:11:041
2777991717,0cyclictest65850irq/126-lan00:19:191
2777991716,1cyclictest65850irq/126-lan22:50:131
2777991716,1cyclictest65850irq/126-lan22:00:151
2777991716,1cyclictest65850irq/126-lan21:48:511
2777991716,1cyclictest65850irq/126-lan21:35:181
2777991716,1cyclictest65850irq/126-lan21:35:171
2777991716,1cyclictest65850irq/126-lan21:00:141
2777991716,1cyclictest65850irq/126-lan20:30:121
2777991716,1cyclictest65850irq/126-lan20:25:171
2777991716,1cyclictest65850irq/126-lan19:30:121
2777991716,1cyclictest65850irq/126-lan00:30:151
2777991616,0cyclictest65850irq/126-lan23:45:181
2777991616,0cyclictest65850irq/126-lan21:28:271
2777991616,0cyclictest65850irq/126-lan21:15:281
2777991616,0cyclictest65850irq/126-lan00:05:151
2777991615,1cyclictest65850irq/126-lan23:30:111
2777991615,1cyclictest65850irq/126-lan20:45:141
2777991615,1cyclictest65850irq/126-lan19:55:121
2777991615,1cyclictest65850irq/126-lan00:10:161
2777991515,0cyclictest65850irq/126-lan23:35:121
2777991515,0cyclictest65850irq/126-lan22:45:181
2777991515,0cyclictest65850irq/126-lan21:56:391
2777991515,0cyclictest65850irq/126-lan21:41:291
2777991515,0cyclictest65850irq/126-lan21:30:191
2777991515,0cyclictest65850irq/126-lan21:30:191
2777991514,1cyclictest65850irq/126-lan23:05:151
2777991514,1cyclictest65850irq/126-lan22:15:101
2777991514,1cyclictest65850irq/126-lan19:45:201
2777991514,1cyclictest65850irq/126-lan19:35:121
2777991514,1cyclictest65850irq/126-lan00:38:431
2777991514,1cyclictest65850irq/126-lan00:00:141
2777991413,1cyclictest65850irq/126-lan23:25:161
2777991413,1cyclictest65850irq/126-lan22:05:101
2777991413,1cyclictest65850irq/126-lan20:50:121
2777991413,1cyclictest65850irq/126-lan19:25:131
2777991413,1cyclictest65850irq/126-lan00:25:171
2777991313,0cyclictest65850irq/126-lan22:31:291
2777991313,0cyclictest65850irq/126-lan19:40:171
2777991313,0cyclictest65850irq/126-lan19:15:211
2777991312,1cyclictest65850irq/126-lan23:15:111
2777991312,1cyclictest65850irq/126-lan22:40:111
2777991312,1cyclictest65850irq/126-lan22:35:091
2777991312,1cyclictest65850irq/126-lan20:35:151
2777991212,0cyclictest65850irq/126-lan21:50:201
2777991212,0cyclictest65850irq/126-lan20:15:201
2777991211,1cyclictest65850irq/126-lan22:55:201
2777991211,1cyclictest65850irq/126-lan20:21:261
277799109,1cyclictest65850irq/126-lan22:10:201
2777991010,0cyclictest65850irq/126-lan23:50:181
2777991010,0cyclictest65850irq/126-lan23:40:201
2777991010,0cyclictest65850irq/126-lan23:20:131
2777991010,0cyclictest65850irq/126-lan23:04:281
27859998,1cyclictest743-21snmpd23:09:203
27859996,3cyclictest717-21ntpd19:44:153
27829998,1cyclictest743-21snmpd21:39:222
27829998,1cyclictest743-21snmpd21:39:212
27829998,1cyclictest743-21snmpd00:08:042
27829998,1cyclictest743-21snmpd00:01:052
27779999,0cyclictest65850irq/126-lan23:10:201
27699998,1cyclictest743-21snmpd23:04:460
27699998,1cyclictest743-21snmpd21:37:310
27699998,1cyclictest743-21snmpd21:37:310
27699998,1cyclictest743-21snmpd20:16:410
27699998,1cyclictest743-21snmpd19:32:540
27699998,1cyclictest743-21snmpd00:22:220
27699998,1cyclictest741-21lldpd22:02:490
27859988,0cyclictest743-21snmpd22:49:213
27859988,0cyclictest741-21lldpd22:35:273
27859988,0cyclictest741-21lldpd22:16:363
27859988,0cyclictest741-21lldpd21:56:133
27859988,0cyclictest741-21lldpd21:40:433
27859988,0cyclictest741-21lldpd21:13:223
27859988,0cyclictest741-21lldpd20:05:303
27859987,1cyclictest743-21snmpd23:56:393
27859987,1cyclictest743-21snmpd22:44:553
27859987,1cyclictest743-21snmpd20:34:383
27859987,1cyclictest743-21snmpd19:58:523
27859987,1cyclictest743-21snmpd00:08:493
27859986,2cyclictest743-21snmpd00:19:043
27859986,2cyclictest717-21ntpd23:30:553
27859986,2cyclictest717-21ntpd23:11:003
27859986,2cyclictest717-21ntpd22:05:453
27859986,2cyclictest717-21ntpd21:35:373
27859986,2cyclictest717-21ntpd21:35:363
27859986,2cyclictest717-21ntpd21:01:543
27859986,2cyclictest717-21ntpd20:26:483
27859986,2cyclictest717-21ntpd20:20:053
27859986,2cyclictest717-21ntpd20:18:443
27859986,2cyclictest717-21ntpd20:12:083
27859986,2cyclictest717-21ntpd20:01:303
27859986,2cyclictest717-21ntpd19:50:043
27859986,2cyclictest717-21ntpd19:47:093
27859986,2cyclictest717-21ntpd19:15:363
27859986,2cyclictest717-21ntpd19:11:333
27859986,2cyclictest717-21ntpd00:26:563
27859986,2cyclictest717-21ntpd00:21:323
27829988,0cyclictest743-21snmpd23:19:432
27829988,0cyclictest743-21snmpd22:51:222
27829988,0cyclictest743-21snmpd22:37:482
27829988,0cyclictest741-21lldpd23:35:162
27829988,0cyclictest741-21lldpd19:59:552
27829988,0cyclictest741-21lldpd00:14:312
27829987,1cyclictest743-21snmpd21:45:102
27829987,1cyclictest743-21snmpd20:30:142
27829987,1cyclictest743-21snmpd19:30:092
27829987,1cyclictest741-21lldpd22:10:352
27829986,2cyclictest743-21snmpd23:09:502
27829986,2cyclictest743-21snmpd22:45:422
27829986,2cyclictest12221-21cat20:50:132
27779988,0cyclictest65850irq/126-lan19:20:151
27779987,1cyclictest743-21snmpd00:20:461
27699988,0cyclictest743-21snmpd23:57:420
27699988,0cyclictest743-21snmpd22:55:010
27699988,0cyclictest743-21snmpd22:27:060
27699988,0cyclictest743-21snmpd21:15:460
27699988,0cyclictest743-21snmpd19:42:190
27699988,0cyclictest743-21snmpd19:27:000
27699988,0cyclictest741-21lldpd21:20:580
27699988,0cyclictest741-21lldpd20:40:210
27699988,0cyclictest741-21lldpd19:55:520
27699988,0cyclictest741-21lldpd00:18:130
27699986,2cyclictest743-21snmpd23:22:110
27699986,2cyclictest743-21snmpd22:14:270
27699986,2cyclictest743-21snmpd20:52:420
27699985,3cyclictest743-21snmpd23:13:140
27859977,0cyclictest743-21snmpd23:25:203
27859977,0cyclictest743-21snmpd19:25:183
27859977,0cyclictest741-21lldpd23:54:013
27859977,0cyclictest741-21lldpd22:59:143
27859977,0cyclictest741-21lldpd22:34:343
27859977,0cyclictest741-21lldpd21:17:123
27859976,1cyclictest741-21lldpd00:11:533
27859976,1cyclictest12466-21gltestperf22:10:133
27859975,2cyclictest717-21ntpd21:45:083
27859975,2cyclictest717-21ntpd00:35:063
27829977,0cyclictest743-21snmpd23:58:452
27829977,0cyclictest743-21snmpd23:20:232
27829977,0cyclictest743-21snmpd22:59:012
27829977,0cyclictest743-21snmpd21:00:392
27829977,0cyclictest743-21snmpd19:45:162
27829977,0cyclictest743-21snmpd19:36:352
27829977,0cyclictest741-21lldpd22:01:242
27829977,0cyclictest741-21lldpd19:10:042
27829977,0cyclictest741-21lldpd00:17:002
27829977,0cyclictest522-21avahi-daemon20:39:362
27829977,0cyclictest522-21avahi-daemon00:30:582
27829976,1cyclictest743-21snmpd23:30:012
27829976,1cyclictest573-21in:imuxsock20:55:232
27829976,1cyclictest32145-21cpuspeed_turbos20:20:092
27829975,2cyclictest743-21snmpd23:00:332
27829975,2cyclictest743-21snmpd22:33:412
27829975,2cyclictest743-21snmpd21:42:232
27829975,2cyclictest743-21snmpd19:40:392
27829975,2cyclictest743-21snmpd00:37:142
27829975,2cyclictest743-21snmpd00:26:312
27829975,2cyclictest18280-21cat21:05:152
27779976,1cyclictest65850irq/126-lan19:10:101
27699977,0cyclictest743-21snmpd22:48:580
27699977,0cyclictest743-21snmpd20:09:550
27699977,0cyclictest741-21lldpd23:49:150
27699977,0cyclictest741-21lldpd21:31:390
27699977,0cyclictest741-21lldpd21:31:390
27699977,0cyclictest741-21lldpd21:05:360
27699977,0cyclictest741-21lldpd00:07:010
27699976,1cyclictest743-21snmpd21:42:440
27699976,1cyclictest743-21snmpd19:15:030
27699976,1cyclictest743-21snmpd00:02:010
27699976,1cyclictest7352-21gltestperf19:20:110
27699976,1cyclictest522-21avahi-daemon22:50:010
27699976,1cyclictest27674-21cpuspeed_turbos20:10:100
27699975,2cyclictest743-21snmpd22:05:380
27699975,2cyclictest743-21snmpd20:55:350
27699975,2cyclictest743-21snmpd19:38:590
27699975,2cyclictest743-21snmpd00:13:040
27699973,3cyclictest7636-21ntp_states23:15:160
27859966,0cyclictest741-21lldpd23:20:543
27859966,0cyclictest741-21lldpd23:18:583
27859966,0cyclictest741-21lldpd22:51:083
27859964,2cyclictest743-21snmpd23:49:423
27829966,0cyclictest743-21snmpd21:20:282
27829966,0cyclictest743-21snmpd20:40:052
27829966,0cyclictest743-21snmpd20:29:202
27829966,0cyclictest741-21lldpd21:16:102
27829966,0cyclictest741-21lldpd20:17:092
27829966,0cyclictest522-21avahi-daemon21:30:582
27829966,0cyclictest522-21avahi-daemon21:30:582
27829965,1cyclictest743-21snmpd22:28:002
27829965,1cyclictest743-21snmpd20:08:122
27829965,1cyclictest741-21lldpd22:42:302
27829965,1cyclictest1982-21nvmesmart_nvme000:20:182
27829964,2cyclictest743-21snmpd22:08:302
27829964,2cyclictest743-21snmpd19:18:392
27829964,2cyclictest20294-21cat21:10:122
27829962,3cyclictest244-20systemd-journal21:55:222
27829962,3cyclictest20318-21ntpq19:50:152
27699966,0cyclictest741-21lldpd21:58:050
27699966,0cyclictest741-21lldpd21:28:450
27699966,0cyclictest522-21avahi-daemon19:50:250
27699965,1cyclictest743-21snmpd19:14:330
27699965,1cyclictest522-21avahi-daemon20:28:020
27699964,2cyclictest743-21snmpd23:37:540
27699964,2cyclictest743-21snmpd20:24:560
27699964,2cyclictest5568-21cat00:30:140
27699960,5cyclictest10967-21grep23:25:110
27859955,0cyclictest743-21snmpd23:43:093
27859955,0cyclictest743-21snmpd20:35:103
27859955,0cyclictest741-21lldpd19:34:203
27859953,2cyclictest7360-21cut19:20:113
27859953,2cyclictest24340-21cat21:20:133
27859953,2cyclictest18626-21cat22:25:143
27859952,2cyclictest26248-21ld00:00:203
27859952,2cyclictest14254-21cat20:55:153
27859952,2cyclictest10229-21cat20:45:133
27859951,3cyclictest5747-21sed00:30:143
27859951,3cyclictest28551-21sed21:30:153
27859951,3cyclictest28551-21sed21:30:153
27859951,3cyclictest17841-21find21:05:113
27859951,3cyclictest13637-21df19:35:113
27859950,4cyclictest4854-21ntpq21:50:173
27829955,0cyclictest741-21lldpd19:28:072
27829954,1cyclictest573-21in:imuxsock21:28:222
27829952,3cyclictest5053-21perl23:10:112
27829952,2cyclictest7788-21ld19:20:142
27829952,2cyclictest22954-21sed23:55:002
27829952,2cyclictest18074-21sed23:40:202
27829951,3cyclictest9962-21fschecks_count20:45:122
27699954,1cyclictest743-21snmpd21:02:240
27699954,0cyclictest0-21swapper/023:50:190
27699953,2cyclictest743-21snmpd23:41:240
27699953,2cyclictest743-21snmpd20:00:250
27699953,2cyclictest557-21NetworkManager22:23:340
27699953,2cyclictest14574-21cat22:15:130
27699953,2cyclictest0-21swapper/023:05:020
27699952,3cyclictest26497-21cat22:45:000
27699952,2cyclictest6776-21sensors_temp20:35:190
27699952,2cyclictest3901-21awk00:25:160
27699950,5cyclictest2831-21ntpq21:45:160
27699950,4cyclictest20155-21fw_conntrack21:10:110
27699950,4cyclictest10641-21ntpq20:45:160
27859942,2cyclictest26274-21sed21:25:103
27859941,2cyclictest9005-21cut22:00:163
27859941,2cyclictest7858-21grep20:40:123
27859941,2cyclictest668-21cut23:00:123
27859940,4cyclictest16326-21df22:20:123
27859940,3cyclictest15584-21ntp_192.168.11423:35:163
27859940,3cyclictest12500-21ntpq20:50:143
27829944,0cyclictest0-21swapper/221:50:122
27829941,3cyclictest557-21NetworkManager22:16:032
27829941,2cyclictest28411-21gcc20:10:162
27829941,2cyclictest23745-21sh20:00:122
27829941,2cyclictest11594-21ldconfig23:25:152
27829940,4cyclictest19651-21ntpq23:45:142
27829940,4cyclictest16873-21ntpq22:20:162
27699942,2cyclictest4181-21cut21:50:120
27699942,2cyclictest23738-21sshd22:37:280
27699942,2cyclictest18614-21cat19:45:200
27699942,2cyclictest13332-21uname23:30:130
27699941,2cyclictest7142-21acpi00:35:100
27699941,2cyclictest3837-21grep20:30:120
27699940,3cyclictest20919-21ntpq22:30:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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