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2026-05-09 - 15:21

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 May 09, 2026 12:43:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13122993434,0cyclictest3064-21fwupd08:01:503
13113991918,1cyclictest65850irq/126-lan09:20:161
13113991918,1cyclictest65850irq/126-lan09:08:461
13113991918,1cyclictest65850irq/126-lan08:25:121
13113991818,0cyclictest65850irq/126-lan11:39:251
13113991818,0cyclictest65850irq/126-lan10:15:131
13113991818,0cyclictest65850irq/126-lan08:45:511
13113991817,1cyclictest65850irq/126-lan11:10:101
13113991817,1cyclictest65850irq/126-lan10:00:131
13113991817,1cyclictest65850irq/126-lan08:05:221
13113991817,1cyclictest65850irq/126-lan08:04:041
13113991817,1cyclictest65850irq/126-lan07:50:141
13113991817,1cyclictest65850irq/126-lan07:15:181
13103991818,0cyclictest743-21snmpd09:48:350
13113991717,0cyclictest65850irq/126-lan11:30:141
13113991716,1cyclictest65850irq/126-lan12:35:211
13113991716,1cyclictest65850irq/126-lan12:05:141
13113991716,1cyclictest65850irq/126-lan09:25:181
13113991716,1cyclictest65850irq/126-lan07:45:131
13103991717,0cyclictest743-21snmpd11:54:220
13103991717,0cyclictest743-21snmpd10:39:280
13103991717,0cyclictest743-21snmpd09:54:570
13113991616,0cyclictest65850irq/126-lan12:00:211
13113991616,0cyclictest65850irq/126-lan11:45:121
13113991616,0cyclictest65850irq/126-lan11:25:131
13113991616,0cyclictest65850irq/126-lan10:30:131
13113991616,0cyclictest65850irq/126-lan09:45:171
13113991616,0cyclictest65850irq/126-lan09:15:131
13113991616,0cyclictest65850irq/126-lan09:00:151
13113991616,0cyclictest65850irq/126-lan08:40:191
13113991616,0cyclictest65850irq/126-lan08:15:131
13113991615,1cyclictest65850irq/126-lan10:20:511
13113991615,1cyclictest65850irq/126-lan09:10:301
13113991615,1cyclictest65850irq/126-lan08:10:161
13113991615,1cyclictest65850irq/126-lan07:40:181
13103991616,0cyclictest743-21snmpd12:07:440
13103991616,0cyclictest743-21snmpd12:03:520
13103991616,0cyclictest743-21snmpd11:58:510
13103991616,0cyclictest743-21snmpd11:03:500
13103991616,0cyclictest743-21snmpd10:52:340
13103991616,0cyclictest743-21snmpd10:29:190
13103991616,0cyclictest743-21snmpd10:23:040
13103991616,0cyclictest743-21snmpd09:21:050
13103991616,0cyclictest743-21snmpd08:56:550
13103991616,0cyclictest743-21snmpd08:39:520
13103991616,0cyclictest743-21snmpd08:34:430
13103991616,0cyclictest743-21snmpd08:03:150
13103991616,0cyclictest743-21snmpd07:44:240
13103991616,0cyclictest5112-21cat10:45:130
13103991616,0cyclictest4027-21cat08:05:160
13113991515,0cyclictest65850irq/126-lan12:10:121
13113991515,0cyclictest65850irq/126-lan10:41:561
13113991515,0cyclictest65850irq/126-lan09:55:151
13113991515,0cyclictest65850irq/126-lan09:40:121
13113991515,0cyclictest65850irq/126-lan07:26:571
13113991515,0cyclictest65850irq/126-lan07:10:141
13113991514,1cyclictest65850irq/126-lan12:15:201
13113991514,1cyclictest65850irq/126-lan11:40:131
13113991514,1cyclictest65850irq/126-lan10:40:001
13113991514,1cyclictest65850irq/126-lan10:10:201
13113991514,1cyclictest65850irq/126-lan09:35:181
13103991515,0cyclictest743-21snmpd12:38:570
13103991515,0cyclictest743-21snmpd12:33:350
13103991515,0cyclictest743-21snmpd12:27:580
13103991515,0cyclictest743-21snmpd12:19:350
13103991515,0cyclictest743-21snmpd11:22:110
13103991515,0cyclictest743-21snmpd10:56:440
13103991515,0cyclictest743-21snmpd10:08:340
13103991515,0cyclictest743-21snmpd09:01:260
13103991515,0cyclictest743-21snmpd08:13:330
13103991515,0cyclictest4380-21cat09:25:150
13113991414,0cyclictest65850irq/126-lan11:55:171
13113991414,0cyclictest65850irq/126-lan11:20:141
13113991414,0cyclictest65850irq/126-lan10:25:141
13113991414,0cyclictest65850irq/126-lan10:05:121
13113991414,0cyclictest65850irq/126-lan09:50:211
13113991414,0cyclictest65850irq/126-lan07:35:131
13113991413,1cyclictest65850irq/126-lan08:55:131
13113991313,0cyclictest65850irq/126-lan10:55:001
13113991313,0cyclictest65850irq/126-lan08:30:141
13113991313,0cyclictest65850irq/126-lan07:30:141
13113991312,1cyclictest65850irq/126-lan09:30:151
13113991312,1cyclictest65850irq/126-lan07:20:181
13113991212,0cyclictest65850irq/126-lan11:50:171
13113991212,0cyclictest65850irq/126-lan11:05:481
13113991212,0cyclictest65850irq/126-lan08:50:161
13113991111,0cyclictest65850irq/126-lan12:30:141
13113991111,0cyclictest65850irq/126-lan08:20:131
13113991110,1cyclictest65850irq/126-lan10:50:161
13113991110,1cyclictest65850irq/126-lan07:55:161
13113991010,0cyclictest65850irq/126-lan11:15:191
131229998,1cyclictest741-21lldpd11:30:313
131229998,1cyclictest506-21systemd-resolve08:50:133
131189998,1cyclictest741-21lldpd12:01:152
131139999,0cyclictest743-21snmpd12:28:221
131139999,0cyclictest65850irq/126-lan12:20:081
131139999,0cyclictest65850irq/126-lan11:00:111
131039996,3cyclictest743-21snmpd12:10:160
131039996,3cyclictest743-21snmpd07:24:130
131229988,0cyclictest743-21snmpd08:10:213
131229988,0cyclictest741-21lldpd11:41:253
131229988,0cyclictest741-21lldpd11:18:353
131229988,0cyclictest741-21lldpd10:20:003
131229988,0cyclictest741-21lldpd09:14:583
131229988,0cyclictest741-21lldpd08:17:323
131229988,0cyclictest522-21avahi-daemon10:50:313
131229987,1cyclictest743-21snmpd12:08:553
131229987,1cyclictest743-21snmpd09:08:263
131229987,1cyclictest743-21snmpd07:46:533
131229987,1cyclictest573-21in:imuxsock11:35:153
131229986,2cyclictest743-21snmpd12:12:293
131229986,2cyclictest743-21snmpd12:03:283
131229986,2cyclictest743-21snmpd11:51:003
131229986,2cyclictest743-21snmpd10:49:313
131229986,2cyclictest743-21snmpd09:30:243
131229986,2cyclictest743-21snmpd07:57:033
131229985,2cyclictest743-21snmpd11:20:273
131189988,0cyclictest743-21snmpd11:57:582
131189988,0cyclictest743-21snmpd11:40:312
131189988,0cyclictest743-21snmpd11:30:302
131189988,0cyclictest743-21snmpd10:02:512
131189988,0cyclictest743-21snmpd08:15:432
131189988,0cyclictest743-21snmpd08:11:492
131189988,0cyclictest741-21lldpd10:28:082
131189988,0cyclictest741-21lldpd09:55:492
131189987,1cyclictest743-21snmpd12:36:392
131189987,1cyclictest743-21snmpd11:45:462
131189987,1cyclictest743-21snmpd11:27:182
131189987,1cyclictest743-21snmpd11:11:332
131189987,1cyclictest743-21snmpd09:00:142
131189987,1cyclictest743-21snmpd08:49:372
131189987,1cyclictest743-21snmpd08:20:152
131189987,1cyclictest741-21lldpd08:38:172
131189987,1cyclictest741-21lldpd08:08:392
131189986,2cyclictest743-21snmpd11:35:172
131189986,2cyclictest743-21snmpd10:47:042
131189986,2cyclictest743-21snmpd09:51:512
131189986,2cyclictest743-21snmpd08:59:372
131189986,2cyclictest743-21snmpd08:30:492
131189986,2cyclictest743-21snmpd07:38:352
131189986,2cyclictest28266-21cat09:05:162
131039988,0cyclictest743-21snmpd10:32:070
131039988,0cyclictest743-21snmpd10:03:570
131039988,0cyclictest741-21lldpd07:46:180
131039987,1cyclictest743-21snmpd07:16:200
131229977,0cyclictest743-21snmpd11:56:013
131229977,0cyclictest743-21snmpd10:56:593
131229977,0cyclictest743-21snmpd08:24:303
131229977,0cyclictest743-21snmpd07:15:583
131229977,0cyclictest741-21lldpd09:16:073
131229977,0cyclictest741-21lldpd09:01:033
131229977,0cyclictest741-21lldpd07:39:393
131229977,0cyclictest741-21lldpd07:25:253
131229976,1cyclictest741-21lldpd08:42:263
131229976,1cyclictest24206-21cat08:55:123
131229975,2cyclictest743-21snmpd10:32:483
131229975,2cyclictest743-21snmpd07:43:363
131229975,2cyclictest23377-21cat10:10:163
131229972,5cyclictest557-21NetworkManager10:40:253
131229972,5cyclictest557-21NetworkManager08:25:053
131189977,0cyclictest743-21snmpd09:17:292
131189977,0cyclictest741-21lldpd11:05:032
131189977,0cyclictest741-21lldpd10:15:152
131189977,0cyclictest741-21lldpd07:58:022
131189977,0cyclictest741-21lldpd07:12:312
131189977,0cyclictest557-21NetworkManager07:50:132
131189976,1cyclictest743-21snmpd12:31:292
131189976,1cyclictest743-21snmpd09:23:292
131189976,1cyclictest743-21snmpd09:14:312
131189976,1cyclictest743-21snmpd07:45:482
131189976,1cyclictest522-21avahi-daemon10:20:172
131189975,2cyclictest743-21snmpd10:10:042
131189975,2cyclictest743-21snmpd09:34:542
131189975,2cyclictest743-21snmpd09:28:532
131189975,2cyclictest743-21snmpd08:28:452
131189975,2cyclictest743-21snmpd08:03:422
131189975,2cyclictest743-21snmpd07:44:392
131139977,0cyclictest741-21lldpd08:39:321
131039977,0cyclictest743-21snmpd09:19:070
131039977,0cyclictest743-21snmpd08:48:460
131039977,0cyclictest741-21lldpd10:18:350
131039976,1cyclictest743-21snmpd07:30:210
131039976,1cyclictest522-21avahi-daemon07:50:460
131039976,1cyclictest506-21systemd-resolve09:30:110
131039976,1cyclictest30921-21kworker/0:3+events11:35:130
131039976,1cyclictest30921-21kworker/0:3+events11:30:130
131039976,1cyclictest30921-21kworker/0:3+events10:40:110
131039975,2cyclictest743-21snmpd12:22:380
131039975,2cyclictest743-21snmpd09:38:270
131039975,2cyclictest743-21snmpd07:14:110
131039975,2cyclictest717-21ntpd11:05:100
131039975,2cyclictest717-21ntpd09:10:010
131229966,0cyclictest743-21snmpd09:42:323
131229966,0cyclictest741-21lldpd09:21:253
131229966,0cyclictest741-21lldpd08:31:503
131229966,0cyclictest506-21systemd-resolve08:39:563
131229965,1cyclictest743-21snmpd09:57:203
131229965,1cyclictest16048-21cpuspeed_turbos12:30:123
131229964,2cyclictest743-21snmpd07:31:443
131189966,0cyclictest743-21snmpd07:25:532
131189966,0cyclictest741-21lldpd10:31:232
131189966,0cyclictest741-21lldpd08:50:352
131189965,1cyclictest743-21snmpd12:20:262
131189965,1cyclictest743-21snmpd09:44:562
131189965,1cyclictest743-21snmpd07:23:342
131189965,1cyclictest522-21avahi-daemon12:12:402
131189965,1cyclictest522-21avahi-daemon10:05:352
131189965,1cyclictest22100-21gltestperf07:30:152
131189964,2cyclictest743-21snmpd10:44:592
131039965,1cyclictest743-21snmpd08:50:100
131039965,1cyclictest743-21snmpd08:24:100
131039965,1cyclictest30921-21kworker/0:3+events11:15:110
131039965,1cyclictest30921-21kworker/0:3+events10:10:490
131039965,1cyclictest30921-21kworker/0:3+events09:42:230
131039965,1cyclictest30921-21kworker/0:3+events09:06:490
131039965,1cyclictest30921-21kworker/0:3+events08:40:100
131039965,1cyclictest30921-21kworker/0:3+events08:15:010
131039965,1cyclictest30921-21kworker/0:3+events07:35:140
131039965,1cyclictest30921-21kworker/0:3+events07:25:170
131039963,3cyclictest16330-21fw_conntrack09:55:140
131039963,2cyclictest31302-21sshd11:47:250
131039962,3cyclictest15900-21ntp_192.168.11411:10:140
131229955,0cyclictest743-21snmpd08:06:263
131229955,0cyclictest741-21lldpd12:22:583
131229954,1cyclictest14188-21fschecks_time12:25:133
131229954,1cyclictest13923-21ntpq11:05:163
131229953,2cyclictest743-21snmpd08:46:223
131229953,2cyclictest743-21snmpd07:21:053
131229953,2cyclictest557-21NetworkManager10:00:113
131229953,2cyclictest19751-21ls12:40:003
131229952,3cyclictest557-21NetworkManager12:15:243
131229952,3cyclictest4232-21fw_packets09:25:133
131229952,2cyclictest15761-21wc11:10:133
131189955,0cyclictest743-21snmpd09:35:512
131189955,0cyclictest741-21lldpd10:52:142
131189954,1cyclictest741-21lldpd10:57:302
131189954,1cyclictest741-21lldpd09:45:532
131189954,1cyclictest557-21NetworkManager11:00:252
131189954,1cyclictest522-21avahi-daemon11:20:272
131189954,1cyclictest506-21systemd-resolve12:25:092
131189951,3cyclictest18536-21awk08:40:152
131189951,3cyclictest10185-21fw_conntrack12:15:122
131039955,0cyclictest30921-21kworker/0:3+events07:55:010
131039954,1cyclictest30921-21kworker/0:3+events11:40:130
131039954,1cyclictest30921-21kworker/0:3+events11:25:170
131229944,0cyclictest20584-21cpuspeed_turbos10:05:123
131229943,1cyclictest557-21NetworkManager11:48:253
131229943,1cyclictest511ktimers/310:25:153
131229942,2cyclictest743-21snmpd07:50:443
131229942,2cyclictest11877-21ld11:00:143
131229941,2cyclictest997-21cut10:35:143
131229941,2cyclictest15289-21unixbench_multi09:50:213
131229940,4cyclictest8785-21ntpq09:35:173
131229940,4cyclictest13304-21apt-get07:10:123
131229940,4cyclictest12802-21ntpq09:45:163
131229940,3cyclictest27282-21perl10:20:133
131229940,3cyclictest21268-21apt-get11:25:123
131189943,1cyclictest0-21swapper/211:50:142
131189942,2cyclictest6302-21cat12:05:152
131189941,3cyclictest557-21NetworkManager07:19:312
131189941,2cyclictest17831-21cat11:15:162
131189941,2cyclictest1469-21ntpq10:35:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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