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2026-03-17 - 20:59

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 Tue Mar 17, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13474991918,1cyclictest65850irq/126-lan11:15:211
13483991817,1cyclictest65850irq/126-lan11:50:113
13474991818,0cyclictest65850irq/126-lan09:18:221
13474991817,1cyclictest65850irq/126-lan10:55:151
13474991817,1cyclictest65850irq/126-lan09:40:111
13474991817,1cyclictest65850irq/126-lan09:25:001
13474991817,1cyclictest65850irq/126-lan08:34:321
13474991817,1cyclictest65850irq/126-lan08:04:311
13474991717,0cyclictest65850irq/126-lan07:35:121
13474991717,0cyclictest65850irq/126-lan07:10:131
13474991716,1cyclictest65850irq/126-lan11:25:141
13474991716,1cyclictest65850irq/126-lan10:40:171
13474991716,1cyclictest65850irq/126-lan09:10:171
13474991716,1cyclictest65850irq/126-lan08:50:161
13474991716,1cyclictest65850irq/126-lan07:55:151
13474991716,1cyclictest65850irq/126-lan07:30:201
13483991615,1cyclictest65850irq/126-lan12:29:173
13483991615,1cyclictest65850irq/126-lan12:10:223
13483991615,1cyclictest65850irq/126-lan12:00:203
13483991615,1cyclictest65850irq/126-lan11:45:193
13474991616,0cyclictest65850irq/126-lan10:25:011
13474991616,0cyclictest65850irq/126-lan10:13:531
13474991616,0cyclictest65850irq/126-lan09:45:181
13474991616,0cyclictest65850irq/126-lan08:10:161
13474991615,1cyclictest65850irq/126-lan11:30:131
13474991615,1cyclictest65850irq/126-lan11:11:511
13474991615,1cyclictest65850irq/126-lan11:05:171
13474991615,1cyclictest65850irq/126-lan10:50:161
13474991615,1cyclictest65850irq/126-lan09:55:151
13474991615,1cyclictest65850irq/126-lan08:25:151
13474991615,1cyclictest65850irq/126-lan08:15:131
13474991615,1cyclictest65850irq/126-lan07:45:131
13483991514,1cyclictest65850irq/126-lan12:35:163
13483991514,1cyclictest65850irq/126-lan11:55:153
13474991515,0cyclictest65850irq/126-lan09:50:171
13474991514,1cyclictest65850irq/126-lan10:25:161
13474991514,1cyclictest65850irq/126-lan09:00:131
13474991514,1cyclictest65850irq/126-lan07:25:181
13474991514,1cyclictest65850irq/126-lan07:25:181
13474991514,1cyclictest65850irq/126-lan07:15:121
13483991414,0cyclictest65850irq/126-lan11:34:053
13483991413,1cyclictest65850irq/126-lan12:20:183
13474991414,0cyclictest65850irq/126-lan11:20:161
13474991414,0cyclictest65850irq/126-lan10:15:151
13474991414,0cyclictest65850irq/126-lan09:30:001
13474991414,0cyclictest65850irq/126-lan09:28:331
13474991414,0cyclictest65850irq/126-lan09:05:191
13474991414,0cyclictest65850irq/126-lan08:41:321
13474991414,0cyclictest65850irq/126-lan08:35:321
13474991413,1cyclictest65850irq/126-lan10:45:171
13474991413,1cyclictest65850irq/126-lan10:35:121
13474991413,1cyclictest65850irq/126-lan10:00:001
13474991413,1cyclictest65850irq/126-lan08:55:191
13474991413,1cyclictest65850irq/126-lan08:05:161
13483991313,0cyclictest65850irq/126-lan12:05:163
13474991313,0cyclictest65850irq/126-lan10:05:121
13474991312,1cyclictest65850irq/126-lan11:02:261
13474991312,1cyclictest65850irq/126-lan07:40:211
13483991212,0cyclictest65850irq/126-lan11:40:343
13483991211,1cyclictest65850irq/126-lan11:35:153
13474991212,0cyclictest65850irq/126-lan07:50:171
13474991211,1cyclictest65850irq/126-lan09:35:121
13474991211,1cyclictest65850irq/126-lan08:45:151
13483991111,0cyclictest65850irq/126-lan12:30:113
13474991111,0cyclictest65850irq/126-lan07:20:141
134839998,1cyclictest743-21snmpd09:32:363
134839998,1cyclictest741-21lldpd07:13:363
134839998,1cyclictest65850irq/126-lan12:15:153
134799998,1cyclictest743-21snmpd07:27:442
134799998,1cyclictest743-21snmpd07:27:442
134799998,1cyclictest741-21lldpd12:31:152
134749998,1cyclictest743-21snmpd11:56:391
134749998,1cyclictest65850irq/126-lan10:30:111
134669998,1cyclictest743-21snmpd09:04:110
134669998,1cyclictest743-21snmpd08:47:190
134839988,0cyclictest743-21snmpd10:22:503
134839988,0cyclictest743-21snmpd08:47:533
134839988,0cyclictest741-21lldpd10:53:123
134839988,0cyclictest741-21lldpd09:08:383
134839988,0cyclictest741-21lldpd08:32:323
134839988,0cyclictest741-21lldpd07:26:303
134839988,0cyclictest741-21lldpd07:26:303
134839987,1cyclictest743-21snmpd10:31:503
134839987,1cyclictest743-21snmpd10:25:143
134839987,1cyclictest743-21snmpd09:04:053
134839986,2cyclictest743-21snmpd10:19:193
134839986,2cyclictest743-21snmpd09:22:233
134839986,2cyclictest743-21snmpd08:36:103
134799988,0cyclictest743-21snmpd11:42:142
134799988,0cyclictest743-21snmpd11:10:462
134799988,0cyclictest743-21snmpd08:13:272
134799988,0cyclictest741-21lldpd12:04:522
134799988,0cyclictest741-21lldpd11:29:112
134799988,0cyclictest741-21lldpd10:54:262
134799988,0cyclictest741-21lldpd10:32:492
134799988,0cyclictest741-21lldpd07:32:582
134799987,1cyclictest743-21snmpd11:16:152
134799987,1cyclictest743-21snmpd10:49:352
134799987,1cyclictest743-21snmpd10:05:082
134799987,1cyclictest743-21snmpd10:04:582
134799987,1cyclictest741-21lldpd10:22:222
134799987,1cyclictest741-21lldpd08:03:482
134799987,1cyclictest741-21lldpd07:57:532
134799987,1cyclictest573-21in:imuxsock07:21:212
134799986,2cyclictest743-21snmpd12:06:532
134799986,2cyclictest743-21snmpd11:53:072
134799986,2cyclictest743-21snmpd10:26:142
134799986,2cyclictest743-21snmpd09:54:072
134799986,2cyclictest743-21snmpd09:40:332
134799986,2cyclictest743-21snmpd08:15:212
134799986,2cyclictest26708-21cat07:40:132
134749988,0cyclictest743-21snmpd11:41:471
134749988,0cyclictest741-21lldpd12:20:061
134749988,0cyclictest741-21lldpd08:20:371
134749987,1cyclictest743-21snmpd11:37:461
134749987,1cyclictest522-21avahi-daemon12:10:221
134669988,0cyclictest743-21snmpd12:36:120
134669988,0cyclictest743-21snmpd07:51:270
134669988,0cyclictest743-21snmpd07:25:020
134669988,0cyclictest743-21snmpd07:25:020
134669988,0cyclictest741-21lldpd12:17:170
134669988,0cyclictest741-21lldpd12:05:260
134669988,0cyclictest741-21lldpd07:58:470
134669988,0cyclictest741-21lldpd07:31:060
134669987,1cyclictest743-21snmpd09:52:420
134669987,1cyclictest743-21snmpd09:45:090
134669987,1cyclictest743-21snmpd09:19:530
134669987,1cyclictest743-21snmpd08:51:200
134669987,1cyclictest743-21snmpd08:22:310
134669987,1cyclictest741-21lldpd11:36:560
134669986,2cyclictest743-21snmpd12:02:510
134669986,2cyclictest743-21snmpd10:42:030
134669985,3cyclictest743-21snmpd07:46:290
134839977,0cyclictest743-21snmpd10:57:093
134839977,0cyclictest743-21snmpd10:05:023
134839977,0cyclictest743-21snmpd09:41:213
134839977,0cyclictest743-21snmpd09:11:113
134839977,0cyclictest741-21lldpd11:16:193
134839977,0cyclictest741-21lldpd08:29:293
134839977,0cyclictest741-21lldpd08:22:493
134839977,0cyclictest741-21lldpd07:45:043
134839976,1cyclictest743-21snmpd09:16:113
134839976,1cyclictest522-21avahi-daemon10:37:353
134839976,1cyclictest522-21avahi-daemon07:40:173
134839975,2cyclictest743-21snmpd09:25:503
134839975,2cyclictest743-21snmpd08:59:293
134839975,2cyclictest743-21snmpd08:42:043
134839973,3cyclictest24945-21ntpq07:35:163
134799977,0cyclictest743-21snmpd08:21:512
134799976,1cyclictest848-21gltestperf10:35:132
134799976,1cyclictest743-21snmpd12:22:542
134799976,1cyclictest743-21snmpd09:36:132
134799976,1cyclictest743-21snmpd07:39:322
134799976,1cyclictest741-21lldpd12:14:032
134799975,2cyclictest743-21snmpd10:16:432
134799975,2cyclictest743-21snmpd09:56:092
134749977,0cyclictest743-21snmpd11:50:461
134749977,0cyclictest743-21snmpd11:49:461
134749975,2cyclictest717-21ntpd12:15:401
134669977,0cyclictest743-21snmpd11:31:370
134669977,0cyclictest743-21snmpd11:24:250
134669977,0cyclictest743-21snmpd08:43:310
134669977,0cyclictest743-21snmpd08:06:090
134669977,0cyclictest743-21snmpd08:01:120
134669977,0cyclictest741-21lldpd08:55:510
134669977,0cyclictest741-21lldpd08:36:440
134669977,0cyclictest741-21lldpd07:35:140
134669977,0cyclictest741-21lldpd07:19:020
134669976,1cyclictest743-21snmpd08:28:370
134669976,1cyclictest728-21rs:main0
134669976,1cyclictest573-21in:imuxsock11:10:350
134669975,2cyclictest743-21snmpd11:40:410
134669975,2cyclictest743-21snmpd11:26:440
134669975,2cyclictest743-21snmpd07:20:210
134669975,2cyclictest17127-21cat11:15:140
134839966,0cyclictest741-21lldpd09:56:243
134839966,0cyclictest522-21avahi-daemon09:50:483
134839966,0cyclictest522-21avahi-daemon09:36:403
134839965,1cyclictest743-21snmpd07:24:053
134839965,1cyclictest4878-21fschecks_time10:45:123
134839965,1cyclictest19064-21sort10:00:113
134839964,2cyclictest743-21snmpd11:20:223
134839964,2cyclictest743-21snmpd11:05:283
134839964,2cyclictest743-21snmpd07:50:243
134839963,3cyclictest743-21snmpd09:49:153
134839963,2cyclictest575-21rs:main3
134799965,1cyclictest743-21snmpd12:18:262
134799965,1cyclictest741-21lldpd09:10:302
134799965,1cyclictest522-21avahi-daemon11:49:192
134799965,1cyclictest522-21avahi-daemon11:38:592
134799965,1cyclictest522-21avahi-daemon10:56:122
134799965,1cyclictest32689-21cpuspeed_turbos09:15:112
134799964,2cyclictest743-21snmpd09:46:152
134799964,2cyclictest743-21snmpd08:07:332
134799964,2cyclictest743-21snmpd07:13:562
134799963,3cyclictest12928-21perl11:05:122
134799962,4cyclictest557-21NetworkManager09:25:112
134799962,3cyclictest2878-21fw_forwarded_lo10:40:122
134749964,2cyclictest717-21ntpd12:05:261
134749962,3cyclictest15410-21cat12:30:011
134669966,0cyclictest741-21lldpd09:35:290
134669966,0cyclictest522-21avahi-daemon11:02:040
134669966,0cyclictest522-21avahi-daemon10:58:430
134669966,0cyclictest522-21avahi-daemon08:33:500
134669965,1cyclictest743-21snmpd12:27:160
134669965,1cyclictest573-21in:imuxsock10:16:400
134669965,1cyclictest522-21avahi-daemon10:06:420
134669965,1cyclictest522-21avahi-daemon09:23:400
134669965,1cyclictest4859-21fschecks_time10:45:120
134669965,1cyclictest14564-21pmu-power07:10:190
134669964,2cyclictest743-21snmpd11:49:280
134669964,2cyclictest743-21snmpd10:37:410
134669964,2cyclictest743-21snmpd10:32:230
134669964,2cyclictest743-21snmpd10:11:280
134669964,2cyclictest743-21snmpd09:56:300
134669964,2cyclictest743-21snmpd08:17:420
134839955,0cyclictest741-21lldpd08:14:033
134839954,1cyclictest3919-21/usr/sbin/munin08:05:173
134839953,2cyclictest743-21snmpd08:04:013
134839953,2cyclictest743-21snmpd07:18:203
134839952,3cyclictest557-21NetworkManager07:55:283
134839952,2cyclictest3907-21grep10:40:203
134839952,2cyclictest11486-21ntp_states11:00:163
134799955,0cyclictest741-21lldpd08:35:052
134799955,0cyclictest522-21avahi-daemon11:57:522
134799955,0cyclictest522-21avahi-daemon08:50:282
134799954,1cyclictest522-21avahi-daemon12:37:242
134799954,1cyclictest0-21swapper/208:34:592
134799953,2cyclictest14225-21ntpq12:25:182
134799952,3cyclictest557-21NetworkManager07:47:382
134799952,3cyclictest24730-21grep08:55:152
134799952,2cyclictest29456-21collect209:05:182
134799952,2cyclictest23350-21sh11:30:102
134799952,2cyclictest10705-21cpuspeed_turbos11:00:112
134749955,0cyclictest743-21snmpd12:30:341
134749955,0cyclictest19270-21sendmail12:40:001
134749950,2cyclictest4669-21cat12:05:001
134669955,0cyclictest741-21lldpd08:11:250
134669955,0cyclictest522-21avahi-daemon09:42:070
134669954,1cyclictest741-21lldpd12:32:000
134669954,1cyclictest573-21in:imuxsock09:09:340
134669953,2cyclictest8366-21dump-pmu-power10:54:590
134669953,2cyclictest743-21snmpd10:20:280
134669953,2cyclictest743-21snmpd09:11:050
134669952,3cyclictest557-21NetworkManager12:11:180
134669952,3cyclictest19124-21fw_forwarded_lo10:00:110
134669952,2cyclictest7475-21ntpq09:30:160
134669952,2cyclictest6439-21cron09:29:590
134669952,2cyclictest29764-21ntpq10:25:180
134669951,3cyclictest26976-21ntpq07:40:150
134839941,2cyclictest575-21rs:main3
134839941,2cyclictest244-20systemd-journal08:50:023
134839940,4cyclictest8737-21ntpq08:15:173
134839940,4cyclictest22879-21ntpq07:30:163
134839940,3cyclictest23414-21memory10:10:133
134799942,2cyclictest743-21snmpd10:10:072
134799941,3cyclictest20526-21apt-get08:45:122
134799941,2cyclictest6723-21grep09:30:112
134799941,2cyclictest27077-21wc09:00:152
134799941,2cyclictest18682-21entropy08:40:122
134799940,3cyclictest32052-21awk07:55:002
134799940,3cyclictest2558-21fw_forwarded_lo09:20:142
134799940,3cyclictest18905-21diskstats11:20:112
134799940,3cyclictest16522-21ntp_states07:15:172
134799940,3cyclictest13686-21grep08:25:222
134669943,1cyclictest11625-21df12:20:100
134669941,2cyclictest1702-21gcc11:55:190
134669940,3cyclictest12669-21/usr/sbin/munin11:05:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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