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2026-06-27 - 19:45

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 376 highest latencies:
System rack8slot6s.osadl.org (updated Sat Jun 27, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20324991818,0cyclictest743-21snmpd10:57:072
20324991818,0cyclictest743-21snmpd10:32:032
20324991818,0cyclictest743-21snmpd10:22:412
20324991818,0cyclictest743-21snmpd09:33:132
20324991818,0cyclictest743-21snmpd09:09:402
20324991818,0cyclictest743-21snmpd07:32:282
20315991817,1cyclictest65850irq/126-lan08:15:180
20315991817,1cyclictest65850irq/126-lan07:50:170
20315991717,0cyclictest65850irq/126-lan12:35:210
20315991717,0cyclictest65850irq/126-lan12:20:120
20315991717,0cyclictest65850irq/126-lan11:15:010
20315991717,0cyclictest65850irq/126-lan11:05:190
20315991717,0cyclictest65850irq/126-lan08:10:210
20315991717,0cyclictest65850irq/126-lan08:01:120
20315991717,0cyclictest65850irq/126-lan07:55:160
20315991716,1cyclictest65850irq/126-lan11:15:170
20315991716,1cyclictest65850irq/126-lan10:45:170
20315991716,1cyclictest65850irq/126-lan10:15:210
20315991716,1cyclictest65850irq/126-lan09:30:100
20315991716,1cyclictest65850irq/126-lan09:20:150
20315991716,1cyclictest65850irq/126-lan08:49:330
20315991616,0cyclictest65850irq/126-lan11:01:560
20315991616,0cyclictest65850irq/126-lan08:25:130
20315991616,0cyclictest65850irq/126-lan07:40:130
20315991615,1cyclictest65850irq/126-lan12:00:210
20315991615,1cyclictest65850irq/126-lan11:55:150
20315991615,1cyclictest65850irq/126-lan10:55:200
20315991615,1cyclictest65850irq/126-lan09:15:120
20315991615,1cyclictest65850irq/126-lan09:10:220
20315991615,1cyclictest65850irq/126-lan08:20:190
20315991615,1cyclictest65850irq/126-lan07:30:170
20315991515,0cyclictest65850irq/126-lan12:25:440
20315991515,0cyclictest65850irq/126-lan11:50:150
20315991515,0cyclictest65850irq/126-lan11:41:340
20315991515,0cyclictest65850irq/126-lan10:40:190
20315991515,0cyclictest65850irq/126-lan10:02:200
20315991515,0cyclictest65850irq/126-lan09:45:070
20315991515,0cyclictest65850irq/126-lan09:25:140
20315991515,0cyclictest65850irq/126-lan09:05:190
20315991515,0cyclictest65850irq/126-lan08:05:170
20315991514,1cyclictest65850irq/126-lan12:30:200
20315991514,1cyclictest65850irq/126-lan11:30:220
20315991514,1cyclictest65850irq/126-lan11:25:190
20315991514,1cyclictest65850irq/126-lan10:50:150
20315991514,1cyclictest65850irq/126-lan10:30:110
20315991514,1cyclictest65850irq/126-lan09:41:420
20315991514,1cyclictest65850irq/126-lan08:50:160
20315991414,0cyclictest65850irq/126-lan12:10:190
20315991414,0cyclictest65850irq/126-lan10:25:230
20315991413,1cyclictest65850irq/126-lan12:15:170
20315991413,1cyclictest65850irq/126-lan10:10:190
20315991413,1cyclictest65850irq/126-lan08:35:160
20315991413,1cyclictest65850irq/126-lan08:30:180
20324991313,0cyclictest743-21snmpd12:12:522
20315991313,0cyclictest65850irq/126-lan11:35:150
20315991313,0cyclictest65850irq/126-lan11:20:160
20315991313,0cyclictest65850irq/126-lan10:35:120
20315991313,0cyclictest65850irq/126-lan10:20:110
20315991313,0cyclictest65850irq/126-lan09:35:140
20315991313,0cyclictest65850irq/126-lan07:45:140
20315991313,0cyclictest65850irq/126-lan07:20:150
20315991312,1cyclictest65850irq/126-lan11:45:000
20315991312,1cyclictest65850irq/126-lan08:40:140
20315991312,1cyclictest65850irq/126-lan07:10:190
20315991212,0cyclictest65850irq/126-lan10:09:480
20315991211,1cyclictest65850irq/126-lan09:55:160
20315991211,1cyclictest65850irq/126-lan09:50:170
20315991211,1cyclictest65850irq/126-lan07:25:150
20315991211,1cyclictest65850irq/126-lan07:15:120
20315991111,0cyclictest65850irq/126-lan12:05:130
20315991111,0cyclictest65850irq/126-lan08:55:110
203299998,1cyclictest743-21snmpd09:47:323
203299998,1cyclictest743-21snmpd09:07:133
203299998,1cyclictest743-21snmpd08:41:543
203299998,1cyclictest741-21lldpd08:18:273
203299998,1cyclictest741-21lldpd07:47:573
203299998,1cyclictest741-21lldpd07:14:263
203249998,1cyclictest743-21snmpd09:39:102
203209998,1cyclictest743-21snmpd10:08:081
203209998,1cyclictest743-21snmpd08:08:471
203159999,0cyclictest65850irq/126-lan07:35:000
203299988,0cyclictest743-21snmpd08:49:333
203299988,0cyclictest741-21lldpd12:01:443
203299988,0cyclictest741-21lldpd11:33:563
203299988,0cyclictest741-21lldpd11:26:093
203299988,0cyclictest741-21lldpd10:08:243
203299988,0cyclictest741-21lldpd09:16:143
203299988,0cyclictest741-21lldpd08:07:453
203299987,1cyclictest743-21snmpd07:17:423
203299987,1cyclictest506-21systemd-resolve11:35:173
203299986,2cyclictest743-21snmpd10:52:273
203299986,2cyclictest743-21snmpd09:53:273
203299986,2cyclictest743-21snmpd08:25:563
203299986,2cyclictest743-21snmpd07:54:193
203299986,2cyclictest743-21snmpd07:42:553
203249988,0cyclictest743-21snmpd11:57:402
203249988,0cyclictest743-21snmpd11:46:322
203249988,0cyclictest743-21snmpd11:33:382
203249988,0cyclictest743-21snmpd08:00:262
203249988,0cyclictest741-21lldpd11:29:052
203249988,0cyclictest741-21lldpd09:56:132
203249988,0cyclictest741-21lldpd07:16:182
203249987,1cyclictest743-21snmpd12:28:382
203249987,1cyclictest741-21lldpd08:57:542
203249986,2cyclictest743-21snmpd10:02:022
203249986,2cyclictest14436-21cat10:50:152
203209988,0cyclictest743-21snmpd07:48:461
203209988,0cyclictest741-21lldpd10:14:151
203209988,0cyclictest741-21lldpd09:09:031
203209988,0cyclictest741-21lldpd07:16:281
203209987,1cyclictest743-21snmpd12:16:091
203209987,1cyclictest743-21snmpd11:32:411
203209987,1cyclictest743-21snmpd10:28:371
203209987,1cyclictest743-21snmpd09:40:491
203209987,1cyclictest743-21snmpd08:54:311
203209987,1cyclictest741-21lldpd11:42:591
203209987,1cyclictest741-21lldpd10:21:111
203209987,1cyclictest741-21lldpd08:15:311
203209986,2cyclictest743-21snmpd08:57:211
203209986,2cyclictest743-21snmpd07:38:161
203159987,1cyclictest743-21snmpd09:01:180
203299977,0cyclictest741-21lldpd10:42:333
203299977,0cyclictest741-21lldpd09:43:323
203299976,1cyclictest743-21snmpd10:46:033
203299976,1cyclictest743-21snmpd08:31:533
203299976,1cyclictest741-21lldpd11:42:353
203299976,1cyclictest741-21lldpd09:14:063
203299976,1cyclictest6588-21gltestperf11:50:123
203299976,1cyclictest573-21in:imuxsock11:47:073
203299975,2cyclictest743-21snmpd12:34:343
203299975,2cyclictest743-21snmpd11:16:103
203299975,2cyclictest743-21snmpd11:11:253
203299975,2cyclictest743-21snmpd11:08:523
203299975,2cyclictest743-21snmpd10:34:153
203299975,2cyclictest743-21snmpd08:14:353
203299975,2cyclictest22936-21cat08:35:163
203299973,3cyclictest17188-21ntp_states12:15:183
203249977,0cyclictest743-21snmpd11:54:062
203249977,0cyclictest743-21snmpd11:38:352
203249977,0cyclictest743-21snmpd08:07:412
203249977,0cyclictest743-21snmpd07:49:012
203249977,0cyclictest741-21lldpd10:47:572
203249977,0cyclictest741-21lldpd08:18:212
203249977,0cyclictest741-21lldpd08:12:352
203249977,0cyclictest741-21lldpd07:52:152
203249977,0cyclictest741-21lldpd07:25:092
203249976,1cyclictest743-21snmpd12:30:462
203249976,1cyclictest743-21snmpd12:22:582
203249976,1cyclictest743-21snmpd11:07:042
203249976,1cyclictest522-21avahi-daemon09:28:412
203249976,1cyclictest28841-21kworker/2:0+events_freezable_pwr_efficient10:11:432
203249975,2cyclictest743-21snmpd12:04:452
203249975,2cyclictest743-21snmpd11:19:252
203249975,2cyclictest743-21snmpd10:37:572
203249975,2cyclictest743-21snmpd10:08:562
203249975,2cyclictest743-21snmpd08:45:392
203249975,2cyclictest717-21ntpd07:55:182
203209977,0cyclictest743-21snmpd10:30:121
203209977,0cyclictest743-21snmpd09:15:341
203209977,0cyclictest743-21snmpd09:00:061
203209977,0cyclictest743-21snmpd07:32:251
203209977,0cyclictest741-21lldpd11:54:201
203209977,0cyclictest741-21lldpd11:11:551
203209977,0cyclictest741-21lldpd10:49:311
203209977,0cyclictest741-21lldpd08:37:281
203209977,0cyclictest741-21lldpd07:58:551
203209976,1cyclictest743-21snmpd11:46:261
203209976,1cyclictest743-21snmpd10:35:391
203209976,1cyclictest743-21snmpd10:03:561
203209976,1cyclictest743-21snmpd09:27:071
203209976,1cyclictest743-21snmpd09:13:311
203209976,1cyclictest741-21lldpd09:51:071
203209976,1cyclictest741-21lldpd07:25:311
203209976,1cyclictest24595-21cpuspeed_turbos08:40:131
203209975,2cyclictest743-21snmpd12:28:171
203209975,2cyclictest743-21snmpd08:45:091
203209975,2cyclictest743-21snmpd08:10:051
203209975,2cyclictest743-21snmpd07:51:551
203209973,4cyclictest557-21NetworkManager09:30:291
203209973,3cyclictest18452-21apt-get08:25:121
203299966,0cyclictest741-21lldpd11:24:183
203299966,0cyclictest741-21lldpd09:04:303
203299966,0cyclictest741-21lldpd08:53:503
203299966,0cyclictest522-21avahi-daemon09:33:513
203299965,1cyclictest7508-21cpuspeed_turbos10:35:123
203299965,1cyclictest743-21snmpd09:58:083
203299965,1cyclictest522-21avahi-daemon10:27:423
203299962,4cyclictest557-21NetworkManager08:59:513
203299960,3cyclictest31119-21cat10:15:003
203249966,0cyclictest741-21lldpd11:01:302
203249966,0cyclictest29575-21missed_timers08:50:172
203249966,0cyclictest21105-21missed_timers07:10:182
203249965,1cyclictest22140-21cpuspeed_turbos11:10:142
203249964,2cyclictest743-21snmpd09:54:202
203249964,2cyclictest743-21snmpd09:45:012
203249964,2cyclictest743-21snmpd09:24:592
203249964,2cyclictest743-21snmpd08:39:572
203249964,1cyclictest32625-21cut10:15:182
203249963,3cyclictest26674-21memory11:20:172
203249963,2cyclictest25145-21fw_packets12:35:142
203249962,3cyclictest5857-21ntp_kernel_pll_09:10:182
203249962,3cyclictest18607-21df08:25:132
203209966,0cyclictest743-21snmpd11:15:251
203209966,0cyclictest743-21snmpd09:39:371
203209965,1cyclictest743-21snmpd12:32:221
203209965,1cyclictest743-21snmpd10:52:331
203209965,1cyclictest743-21snmpd09:48:231
203209965,1cyclictest573-21in:imuxsock10:17:161
203209965,1cyclictest10726-21cat12:00:141
203209964,2cyclictest743-21snmpd12:37:581
203209964,2cyclictest743-21snmpd12:11:101
203209964,2cyclictest743-21snmpd07:42:011
203209964,2cyclictest20499-21cat11:05:151
203299955,0cyclictest741-21lldpd07:57:293
203299955,0cyclictest522-21avahi-daemon12:12:233
203299955,0cyclictest506-21systemd-resolve08:00:063
203299953,2cyclictest743-21snmpd11:03:403
203299953,2cyclictest743-21snmpd10:59:493
203299953,2cyclictest743-21snmpd08:22:503
203299952,3cyclictest29782-21sed07:30:203
203299952,3cyclictest25307-21ntpq07:20:163
203299952,3cyclictest15717-21sed09:35:163
203299952,2cyclictest244-20systemd-journal10:15:443
203299952,2cyclictest21156-21ntpq12:25:183
203299952,2cyclictest11727-21sed09:25:163
203299950,4cyclictest25673-21ntpq12:35:183
203249955,0cyclictest741-21lldpd09:40:562
203249955,0cyclictest741-21lldpd07:40:292
203249954,1cyclictest522-21avahi-daemon09:15:072
203249954,1cyclictest16409-21cpuspeed_turbos12:15:122
203249952,3cyclictest12315-21apt-get12:05:122
203249952,2cyclictest43-21ksoftirqd/208:42:172
203249952,2cyclictest244-20systemd-journal07:37:402
203249952,2cyclictest20999-21wc08:30:172
203249952,1cyclictest2675-21nvmesmart_nvme011:40:192
203249951,3cyclictest17735-21awk08:20:212
203249951,3cyclictest10025-21memory10:40:152
203209955,0cyclictest743-21snmpd08:33:141
203209953,2cyclictest743-21snmpd12:05:181
203209953,2cyclictest743-21snmpd11:23:131
203209952,3cyclictest557-21NetworkManager09:23:571
203209952,2cyclictest9185-21sh10:44:561
203209952,2cyclictest18870-21ntpq11:00:171
203209952,2cyclictest1061-21grep11:35:211
203209950,4cyclictest21315-21ntpq07:10:191
203209950,4cyclictest17209-21ntpq08:20:161
203299943,1cyclictest743-21snmpd12:20:093
203299943,1cyclictest0-21swapper/310:00:133
203299942,2cyclictest1440-21cpuspeed_turbos10:20:113
203299942,2cyclictest12701-21smartctl12:05:153
203299941,2cyclictest26586-21grep07:25:123
203299940,4cyclictest9886-21ntpq09:20:173
203299940,4cyclictest9045-21ntpq11:55:183
203299940,4cyclictest30769-21diskstats07:35:143
203249942,2cyclictest25383-21ldconfig07:20:172
203249940,4cyclictest1786-21ntpq09:00:162
203249940,1cyclictest191rcu_preempt10:25:212
203209942,2cyclictest8265-21apt-get11:55:131
203209942,2cyclictest0-21swapper/110:55:151
203209941,2cyclictest8607-21fschecks_time08:00:121
203209941,2cyclictest575-21rs:main1
203209941,2cyclictest28109-21find11:25:131
203209941,2cyclictest24556-21dpkg07:20:111
203209941,2cyclictest24478-21unixbench-2d09:55:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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