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2026-08-09 - 20:22

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 Sun Aug 09, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25709994444,0cyclictest15050-21fwupd10:35:323
25692991918,1cyclictest65850irq/126-lan10:50:120
25692991918,1cyclictest65850irq/126-lan09:40:010
25692991918,1cyclictest65850irq/126-lan07:15:170
25692991918,1cyclictest65850irq/126-lan07:15:160
25692991817,1cyclictest65850irq/126-lan11:10:190
25692991817,1cyclictest65850irq/126-lan10:45:140
25692991817,1cyclictest65850irq/126-lan09:40:180
25692991817,1cyclictest65850irq/126-lan08:55:130
25692991817,1cyclictest65850irq/126-lan08:20:160
25692991817,1cyclictest65850irq/126-lan08:00:200
25692991717,0cyclictest65850irq/126-lan10:05:140
25692991717,0cyclictest65850irq/126-lan07:10:150
25692991716,1cyclictest65850irq/126-lan12:15:160
25692991716,1cyclictest65850irq/126-lan11:50:200
25692991716,1cyclictest65850irq/126-lan10:40:150
25692991716,1cyclictest65850irq/126-lan09:15:000
25692991716,1cyclictest65850irq/126-lan08:25:290
25692991716,1cyclictest65850irq/126-lan08:15:010
25692991616,0cyclictest65850irq/126-lan10:20:200
25692991616,0cyclictest65850irq/126-lan10:00:160
25692991616,0cyclictest65850irq/126-lan09:47:260
25692991616,0cyclictest65850irq/126-lan07:45:170
25692991615,1cyclictest65850irq/126-lan11:41:550
25692991615,1cyclictest65850irq/126-lan09:25:130
25692991615,1cyclictest65850irq/126-lan09:10:130
25692991615,1cyclictest65850irq/126-lan08:05:170
25692991515,0cyclictest65850irq/126-lan10:15:300
25692991515,0cyclictest65850irq/126-lan09:01:260
25692991515,0cyclictest65850irq/126-lan08:36:140
25692991515,0cyclictest65850irq/126-lan08:33:250
25692991515,0cyclictest65850irq/126-lan07:25:140
25692991514,1cyclictest65850irq/126-lan11:30:210
25692991514,1cyclictest65850irq/126-lan11:26:260
25692991514,1cyclictest65850irq/126-lan09:05:130
25692991514,1cyclictest65850irq/126-lan08:50:170
25692991514,1cyclictest65850irq/126-lan08:40:170
25692991414,0cyclictest65850irq/126-lan11:39:190
25692991414,0cyclictest65850irq/126-lan10:25:200
25692991414,0cyclictest65850irq/126-lan09:30:180
25692991414,0cyclictest65850irq/126-lan07:55:140
25692991413,1cyclictest65850irq/126-lan12:30:140
25692991413,1cyclictest65850irq/126-lan12:20:150
25692991413,1cyclictest65850irq/126-lan12:10:000
25692991413,1cyclictest65850irq/126-lan11:15:170
25692991413,1cyclictest65850irq/126-lan11:05:150
25692991413,1cyclictest65850irq/126-lan10:30:180
25692991313,0cyclictest65850irq/126-lan11:55:140
25692991313,0cyclictest65850irq/126-lan09:50:180
25692991313,0cyclictest65850irq/126-lan08:10:120
25692991313,0cyclictest65850irq/126-lan07:50:440
25692991313,0cyclictest65850irq/126-lan07:40:230
25692991312,1cyclictest65850irq/126-lan12:26:030
25692991312,1cyclictest65850irq/126-lan11:49:040
25692991312,1cyclictest65850irq/126-lan10:10:150
25692991212,0cyclictest65850irq/126-lan09:20:220
25692991212,0cyclictest65850irq/126-lan08:45:210
25692991211,1cyclictest65850irq/126-lan12:10:000
25692991211,1cyclictest65850irq/126-lan10:35:160
25692991211,1cyclictest65850irq/126-lan09:55:170
25692991211,1cyclictest65850irq/126-lan07:30:250
25692991111,0cyclictest65850irq/126-lan11:23:310
25692991010,0cyclictest65850irq/126-lan12:35:110
25692991010,0cyclictest65850irq/126-lan10:56:310
257099998,1cyclictest743-21snmpd09:33:413
257049998,1cyclictest743-21snmpd10:58:472
257049998,1cyclictest743-21snmpd09:57:092
257049998,1cyclictest743-21snmpd09:40:512
257049998,1cyclictest743-21snmpd08:15:192
257049998,1cyclictest743-21snmpd07:46:562
257049998,1cyclictest741-21lldpd07:38:302
256979998,1cyclictest743-21snmpd11:44:261
256979998,1cyclictest743-21snmpd09:56:091
256929999,0cyclictest65850irq/126-lan12:00:210
256929999,0cyclictest65850irq/126-lan11:00:110
256929998,1cyclictest65850irq/126-lan07:35:130
257099988,0cyclictest741-21lldpd12:26:433
257099988,0cyclictest741-21lldpd10:20:163
257099988,0cyclictest741-21lldpd10:18:213
257099988,0cyclictest741-21lldpd09:59:003
257099988,0cyclictest741-21lldpd08:36:353
257099985,3cyclictest743-21snmpd12:37:483
257049988,0cyclictest743-21snmpd12:32:012
257049988,0cyclictest743-21snmpd11:34:372
257049988,0cyclictest743-21snmpd10:40:082
257049988,0cyclictest743-21snmpd09:16:352
257049988,0cyclictest741-21lldpd12:00:282
257049988,0cyclictest741-21lldpd11:16:252
257049988,0cyclictest741-21lldpd10:20:582
257049988,0cyclictest741-21lldpd08:22:332
257049988,0cyclictest741-21lldpd07:22:002
257049987,1cyclictest743-21snmpd09:39:122
257049987,1cyclictest743-21snmpd08:11:392
257049987,1cyclictest743-21snmpd07:28:432
257049986,2cyclictest743-21snmpd12:37:092
257049986,2cyclictest743-21snmpd11:36:552
257049986,2cyclictest743-21snmpd10:46:352
257049986,2cyclictest743-21snmpd10:05:052
257049986,2cyclictest743-21snmpd10:01:092
257049986,2cyclictest743-21snmpd08:29:362
256979988,0cyclictest743-21snmpd12:38:421
256979988,0cyclictest743-21snmpd12:34:551
256979988,0cyclictest743-21snmpd11:07:241
256979988,0cyclictest743-21snmpd07:37:171
256979988,0cyclictest741-21lldpd08:59:511
256979988,0cyclictest741-21lldpd08:48:151
256979988,0cyclictest741-21lldpd08:00:051
256979988,0cyclictest741-21lldpd07:32:181
256979987,1cyclictest743-21snmpd10:23:561
256979987,1cyclictest743-21snmpd08:35:271
256979987,1cyclictest26434-21latency_hist08:29:591
256979986,2cyclictest743-21snmpd10:15:521
256979986,2cyclictest743-21snmpd07:55:141
256979986,1cyclictest522-21avahi-daemon11:26:461
256979984,4cyclictest557-21NetworkManager09:00:341
257099977,0cyclictest741-21lldpd12:24:163
257099977,0cyclictest741-21lldpd12:04:303
257099977,0cyclictest741-21lldpd11:50:103
257099977,0cyclictest741-21lldpd07:12:523
257099976,1cyclictest743-21snmpd11:43:023
257099976,1cyclictest743-21snmpd11:31:453
257099976,1cyclictest743-21snmpd08:19:483
257099976,1cyclictest743-21snmpd07:15:283
257099976,1cyclictest743-21snmpd07:15:283
257099976,1cyclictest16198-21sh12:00:013
257099975,2cyclictest743-21snmpd10:54:483
257099975,2cyclictest743-21snmpd08:20:093
257099975,2cyclictest743-21snmpd07:47:533
257099974,2cyclictest743-21snmpd08:00:023
257049977,0cyclictest743-21snmpd12:14:062
257049977,0cyclictest743-21snmpd11:22:032
257049977,0cyclictest743-21snmpd11:05:542
257049977,0cyclictest743-21snmpd08:39:342
257049977,0cyclictest741-21lldpd10:51:122
257049977,0cyclictest741-21lldpd10:18:232
257049976,1cyclictest9632-21gltestperf09:05:142
257049976,1cyclictest743-21snmpd09:48:032
257049976,1cyclictest743-21snmpd08:48:312
257049976,1cyclictest741-21lldpd09:11:442
257049975,2cyclictest743-21snmpd10:30:072
257049975,2cyclictest743-21snmpd10:12:552
257049975,2cyclictest743-21snmpd09:34:422
257049975,2cyclictest23370-21cat12:15:142
256979977,0cyclictest743-21snmpd12:22:321
256979977,0cyclictest743-21snmpd10:00:121
256979977,0cyclictest743-21snmpd08:30:091
256979977,0cyclictest743-21snmpd07:21:101
256979977,0cyclictest741-21lldpd12:08:341
256979976,1cyclictest743-21snmpd11:50:161
256979976,1cyclictest743-21snmpd10:27:161
256979976,1cyclictest743-21snmpd10:10:581
256979975,2cyclictest743-21snmpd08:43:101
256979975,2cyclictest743-21snmpd07:40:141
256979975,2cyclictest743-21snmpd07:25:011
256979975,2cyclictest743-21snmpd07:12:461
256929977,0cyclictest65850irq/126-lan07:20:430
257099966,0cyclictest743-21snmpd11:06:493
257099966,0cyclictest741-21lldpd12:32:203
257099966,0cyclictest741-21lldpd07:58:383
257099966,0cyclictest522-21avahi-daemon11:35:473
257099965,1cyclictest743-21snmpd09:09:563
257099965,1cyclictest522-21avahi-daemon10:11:333
257099964,2cyclictest743-21snmpd12:15:053
257099964,2cyclictest743-21snmpd10:49:113
257099964,2cyclictest743-21snmpd09:28:323
257099963,3cyclictest673-21sed08:44:593
257099963,3cyclictest25513-21grep08:25:183
257099963,2cyclictest575-21rs:main3
257099963,2cyclictest11811-21sed11:50:003
257099962,3cyclictest717-21ntpd11:25:123
257099962,3cyclictest30127-21fw_forwarded_lo11:15:133
257099962,3cyclictest244-20systemd-journal08:45:333
257099962,3cyclictest24075-21perl11:00:123
257049966,0cyclictest743-21snmpd12:26:542
257049966,0cyclictest743-21snmpd08:44:342
257049966,0cyclictest743-21snmpd07:31:222
257049966,0cyclictest741-21lldpd10:26:552
257049966,0cyclictest741-21lldpd09:51:372
257049965,1cyclictest743-21snmpd12:05:232
257049965,1cyclictest743-21snmpd11:01:472
257049965,1cyclictest743-21snmpd09:25:022
257049965,1cyclictest743-21snmpd08:53:072
257049965,1cyclictest743-21snmpd07:17:252
257049965,1cyclictest743-21snmpd07:17:252
257049965,1cyclictest10214-21cut07:50:122
257049964,2cyclictest743-21snmpd07:42:172
257049962,4cyclictest557-21NetworkManager07:57:512
257049962,3cyclictest244-20systemd-journal07:11:452
256979966,0cyclictest743-21snmpd09:32:291
256979966,0cyclictest741-21lldpd11:02:011
256979966,0cyclictest741-21lldpd10:47:451
256979966,0cyclictest741-21lldpd10:32:411
256979966,0cyclictest741-21lldpd07:48:071
256979965,1cyclictest743-21snmpd11:58:561
256979965,1cyclictest743-21snmpd07:50:111
256979965,1cyclictest573-21in:imuxsock12:18:061
256979965,1cyclictest522-21avahi-daemon10:50:241
256979965,1cyclictest506-21systemd-resolve12:29:061
256979964,2cyclictest743-21snmpd12:03:421
256979964,2cyclictest743-21snmpd09:54:041
256979964,2cyclictest743-21snmpd09:26:201
256979964,2cyclictest743-21snmpd08:05:321
256979963,2cyclictest244-20systemd-journal10:55:011
256979962,4cyclictest557-21NetworkManager12:14:591
257099955,0cyclictest741-21lldpd11:21:343
257099955,0cyclictest522-21avahi-daemon12:07:233
257099955,0cyclictest25687-21cyclictest08:30:233
257099954,1cyclictest8119-21ntpq09:00:183
257099954,1cyclictest511ktimers/310:40:173
257099954,1cyclictest32582-21fschecks_count07:25:123
257099953,2cyclictest743-21snmpd10:28:403
257099953,2cyclictest244-20systemd-journal07:20:173
257099952,3cyclictest743-21snmpd09:15:083
257099952,3cyclictest20066-21sshd08:11:263
257099952,2cyclictest7065-21cut07:40:203
257099952,2cyclictest23830-21hddtemp_smartct09:40:163
257099952,2cyclictest16193-21cat09:20:183
257099952,2cyclictest12072-21grep09:10:173
257099951,3cyclictest3666-21ntp_states08:50:193
257099951,3cyclictest244-20systemd-journal08:58:323
257099950,5cyclictest4795-21ntpq07:35:173
257049955,0cyclictest743-21snmpd09:20:142
257049954,1cyclictest743-21snmpd11:50:342
257049954,1cyclictest522-21avahi-daemon09:03:342
257049953,2cyclictest743-21snmpd12:21:352
257049953,2cyclictest743-21snmpd11:59:142
257049952,2cyclictest28535-21ntpq11:10:182
257049950,4cyclictest15010-21ntpq08:00:192
256979955,0cyclictest522-21avahi-daemon08:51:241
256979955,0cyclictest522-21avahi-daemon08:15:301
256979954,1cyclictest741-21lldpd08:21:251
256979954,1cyclictest573-21in:imuxsock11:37:011
256979954,1cyclictest522-21avahi-daemon09:19:491
256979954,1cyclictest32210-21gltestperf11:20:131
256979953,2cyclictest743-21snmpd09:20:451
256979952,3cyclictest557-21NetworkManager11:15:361
256979952,2cyclictest575-21rs:main1
256979952,2cyclictest557-21NetworkManager09:05:001
256979952,2cyclictest29984-21seq07:18:561
256979952,2cyclictest29984-21seq07:18:561
256979952,2cyclictest27349-21date09:50:001
256979952,2cyclictest12564-21sed09:10:211
256979951,3cyclictest10828-21ntpq11:45:151
256979950,4cyclictest1917-21ntpq10:05:181
257099942,2cyclictest717-21ntpd09:50:083
257099941,2cyclictest2903-21open_inodes07:30:213
257099941,2cyclictest25797-21gltestperf09:45:143
257099941,2cyclictest20804-21apt-key12:10:013
257099941,2cyclictest16318-21apt-config08:05:013
257099941,2cyclictest10322-21cut07:50:133
257099940,4cyclictest32314-21ntpq10:00:193
257099940,4cyclictest22245-21ntpq09:35:173
257099940,4cyclictest12461-21ntpq10:30:183
257099940,3cyclictest27987-21diskstats11:10:133
257099940,3cyclictest22016-21perl10:55:133
257049943,1cyclictest0-21swapper/208:05:202
257049942,2cyclictest7526-21seq11:40:102
257049942,2cyclictest743-21snmpd10:35:152
257049942,2cyclictest4832-21grep08:55:112
257049941,2cyclictest27837-21uname08:30:182
257049941,2cyclictest2289-21ld11:25:172
257049940,3cyclictest10279-21perl11:45:112
256979943,1cyclictest573-21in:imuxsock09:40:171
256979941,2cyclictest3547-21grep11:30:121
256979941,2cyclictest15917-21cut10:40:131
256979940,4cyclictest22208-21ntpq09:35:181
256979940,3cyclictest28378-21memory11:10:171
256979940,3cyclictest18772-21df08:10:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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