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2026-07-17 - 22:50

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 Fri Jul 17, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12222991818,0cyclictest65850irq/126-lan10:40:160
12222991818,0cyclictest65850irq/126-lan08:40:440
12222991817,1cyclictest65850irq/126-lan09:10:130
12222991817,1cyclictest65850irq/126-lan08:10:150
12222991817,1cyclictest65850irq/126-lan08:05:150
12222991717,0cyclictest743-21snmpd11:24:110
12222991717,0cyclictest743-21snmpd08:57:040
12222991717,0cyclictest65850irq/126-lan12:39:460
12222991717,0cyclictest65850irq/126-lan11:50:190
12222991717,0cyclictest65850irq/126-lan10:50:230
12222991717,0cyclictest65850irq/126-lan09:55:300
12222991717,0cyclictest65850irq/126-lan07:44:560
12222991716,1cyclictest65850irq/126-lan08:35:120
12222991716,1cyclictest65850irq/126-lan08:30:000
12222991716,1cyclictest65850irq/126-lan07:55:200
12222991716,1cyclictest65850irq/126-lan07:45:180
12222991715,1cyclictest65850irq/126-lan11:35:110
12222991616,0cyclictest9209-21cat08:20:140
12222991616,0cyclictest743-21snmpd12:21:010
12222991616,0cyclictest743-21snmpd12:17:180
12222991616,0cyclictest743-21snmpd11:58:300
12222991616,0cyclictest743-21snmpd11:32:060
12222991616,0cyclictest743-21snmpd11:04:260
12222991616,0cyclictest743-21snmpd10:49:010
12222991616,0cyclictest743-21snmpd10:30:160
12222991616,0cyclictest743-21snmpd10:12:170
12222991616,0cyclictest743-21snmpd10:08:030
12222991616,0cyclictest743-21snmpd09:34:020
12222991616,0cyclictest743-21snmpd09:16:140
12222991616,0cyclictest743-21snmpd08:53:180
12222991616,0cyclictest743-21snmpd07:21:530
12222991616,0cyclictest65850irq/126-lan12:00:130
12222991616,0cyclictest65850irq/126-lan11:40:140
12222991616,0cyclictest65850irq/126-lan08:18:330
12222991615,1cyclictest65850irq/126-lan12:25:160
12222991615,1cyclictest65850irq/126-lan12:05:140
12222991615,1cyclictest65850irq/126-lan09:25:170
12222991515,0cyclictest743-21snmpd12:11:010
12222991515,0cyclictest743-21snmpd11:28:450
12222991515,0cyclictest743-21snmpd10:57:550
12222991515,0cyclictest743-21snmpd09:23:010
12222991515,0cyclictest743-21snmpd08:03:560
12222991515,0cyclictest65850irq/126-lan11:10:170
12222991515,0cyclictest65850irq/126-lan10:35:140
12222991515,0cyclictest65850irq/126-lan10:00:130
12222991515,0cyclictest65850irq/126-lan09:05:130
12222991515,0cyclictest65850irq/126-lan07:35:160
12222991515,0cyclictest65850irq/126-lan07:15:300
12222991515,0cyclictest21368-21cat07:30:140
12222991514,1cyclictest65850irq/126-lan10:20:180
12222991514,1cyclictest65850irq/126-lan08:45:180
12222991414,0cyclictest65850irq/126-lan10:17:300
12222991414,0cyclictest65850irq/126-lan09:50:200
12222991414,0cyclictest65850irq/126-lan07:13:210
12222991413,1cyclictest65850irq/126-lan11:48:350
12222991413,1cyclictest65850irq/126-lan09:00:130
12222991413,1cyclictest65850irq/126-lan07:50:140
12222991313,0cyclictest65850irq/126-lan11:15:210
12222991313,0cyclictest65850irq/126-lan10:25:250
12222991313,0cyclictest65850irq/126-lan09:45:150
12222991313,0cyclictest65850irq/126-lan09:35:210
12222991313,0cyclictest65850irq/126-lan08:29:590
12222991313,0cyclictest65850irq/126-lan07:28:290
12222991312,1cyclictest65850irq/126-lan12:30:160
12222991212,0cyclictest65850irq/126-lan09:43:180
12222991010,0cyclictest65850irq/126-lan11:05:150
122379998,1cyclictest743-21snmpd10:26:493
122379998,1cyclictest743-21snmpd09:18:433
122379998,1cyclictest743-21snmpd07:27:493
122339998,1cyclictest743-21snmpd10:58:522
122339998,1cyclictest743-21snmpd08:45:062
122339998,1cyclictest741-21lldpd07:21:022
122339996,3cyclictest743-21snmpd09:15:132
122279998,1cyclictest741-21lldpd11:25:311
122379988,0cyclictest743-21snmpd11:08:203
122379988,0cyclictest743-21snmpd09:13:053
122379988,0cyclictest743-21snmpd08:06:093
122379988,0cyclictest741-21lldpd11:50:363
122379987,1cyclictest743-21snmpd10:36:183
122379987,1cyclictest743-21snmpd08:12:053
122379987,1cyclictest743-21snmpd07:40:313
122379987,1cyclictest741-21lldpd07:46:583
122379987,1cyclictest522-21avahi-daemon10:53:373
122379986,2cyclictest743-21snmpd09:21:583
122379985,3cyclictest743-21snmpd11:26:053
122339988,0cyclictest743-21snmpd10:27:492
122339988,0cyclictest743-21snmpd08:11:122
122339988,0cyclictest743-21snmpd08:09:362
122339988,0cyclictest743-21snmpd07:45:072
122339988,0cyclictest741-21lldpd11:48:482
122339988,0cyclictest741-21lldpd11:30:062
122339988,0cyclictest741-21lldpd10:01:152
122339988,0cyclictest741-21lldpd09:49:512
122339988,0cyclictest741-21lldpd08:32:362
122339988,0cyclictest741-21lldpd08:20:492
122339987,1cyclictest743-21snmpd07:37:052
122339987,1cyclictest741-21lldpd12:36:312
122339987,1cyclictest741-21lldpd10:34:592
122339987,1cyclictest522-21avahi-daemon07:55:212
122339986,2cyclictest743-21snmpd10:52:282
122339986,2cyclictest743-21snmpd09:42:532
122339986,2cyclictest743-21snmpd09:35:432
122279988,0cyclictest743-21snmpd10:38:491
122279988,0cyclictest743-21snmpd08:41:311
122279988,0cyclictest741-21lldpd11:08:501
122279988,0cyclictest741-21lldpd10:00:571
122279988,0cyclictest741-21lldpd09:21:131
122279987,1cyclictest743-21snmpd11:54:061
122279987,1cyclictest743-21snmpd09:28:411
122279987,1cyclictest743-21snmpd08:02:111
122279986,2cyclictest743-21snmpd11:41:171
122279986,2cyclictest743-21snmpd09:05:181
122279986,2cyclictest743-21snmpd07:41:401
122379977,0cyclictest743-21snmpd11:43:053
122379977,0cyclictest743-21snmpd11:38:063
122379977,0cyclictest743-21snmpd11:10:583
122379977,0cyclictest743-21snmpd08:37:133
122379977,0cyclictest741-21lldpd10:44:313
122379977,0cyclictest741-21lldpd10:17:053
122379977,0cyclictest741-21lldpd09:31:553
122379977,0cyclictest741-21lldpd08:42:003
122379977,0cyclictest741-21lldpd08:21:113
122379976,1cyclictest743-21snmpd10:30:103
122379976,1cyclictest743-21snmpd08:34:063
122379976,1cyclictest741-21lldpd12:30:113
122379975,2cyclictest743-21snmpd11:57:233
122379975,2cyclictest743-21snmpd11:45:513
122379975,2cyclictest743-21snmpd11:33:333
122379975,2cyclictest743-21snmpd08:25:003
122379975,2cyclictest743-21snmpd07:58:203
122379975,2cyclictest743-21snmpd07:37:443
122379975,2cyclictest743-21snmpd07:16:223
122379974,3cyclictest743-21snmpd10:56:073
122379974,3cyclictest743-21snmpd09:59:123
122379974,3cyclictest7190-21cat08:15:163
122339977,0cyclictest743-21snmpd12:26:302
122339977,0cyclictest743-21snmpd11:36:302
122339977,0cyclictest743-21snmpd11:04:082
122339977,0cyclictest741-21lldpd08:36:082
122339977,0cyclictest741-21lldpd08:26:012
122339977,0cyclictest741-21lldpd08:17:522
122339977,0cyclictest741-21lldpd08:02:442
122339977,0cyclictest741-21lldpd07:26:102
122339976,1cyclictest743-21snmpd07:33:042
122339976,1cyclictest743-21snmpd07:19:242
122339976,1cyclictest741-21lldpd10:08:562
122339976,1cyclictest741-21lldpd09:11:402
122339975,2cyclictest743-21snmpd12:06:432
122339975,2cyclictest743-21snmpd11:24:232
122339975,2cyclictest743-21snmpd10:42:302
122339975,2cyclictest743-21snmpd10:37:062
122339975,2cyclictest743-21snmpd07:53:362
122339974,3cyclictest557-21NetworkManager10:20:172
122279977,0cyclictest743-21snmpd11:49:541
122279977,0cyclictest743-21snmpd08:38:451
122279977,0cyclictest522-21avahi-daemon10:18:561
122279976,1cyclictest522-21avahi-daemon09:01:481
122279976,1cyclictest522-21avahi-daemon08:16:271
122279976,1cyclictest3334-21grep10:40:141
122279975,2cyclictest743-21snmpd10:09:231
122279975,2cyclictest743-21snmpd09:10:411
122279972,5cyclictest557-21NetworkManager11:32:171
122379966,0cyclictest743-21snmpd12:36:133
122379966,0cyclictest743-21snmpd09:45:093
122379966,0cyclictest522-21avahi-daemon11:01:533
122379965,1cyclictest743-21snmpd10:03:573
122379965,1cyclictest743-21snmpd07:14:303
122379965,1cyclictest741-21lldpd09:35:573
122379965,1cyclictest506-21systemd-resolve08:00:193
122379964,2cyclictest743-21snmpd07:34:293
122379962,3cyclictest23228-21fw_forwarded_lo10:10:153
122339966,0cyclictest743-21snmpd09:05:362
122339966,0cyclictest741-21lldpd11:19:422
122339966,0cyclictest741-21lldpd10:45:392
122339966,0cyclictest741-21lldpd09:50:122
122339965,1cyclictest743-21snmpd11:28:082
122339965,1cyclictest522-21avahi-daemon07:44:212
122339965,1cyclictest23481-21latency_hist08:54:592
122339965,1cyclictest23138-21fschecks_count10:10:142
122339964,2cyclictest743-21snmpd12:22:012
122339964,2cyclictest743-21snmpd09:32:172
122339964,2cyclictest743-21snmpd09:29:502
122339964,2cyclictest743-21snmpd09:21:012
122339963,3cyclictest17867-21df08:40:132
122339962,3cyclictest244-20systemd-journal11:55:242
122279966,0cyclictest743-21snmpd11:56:561
122279966,0cyclictest741-21lldpd12:08:271
122279966,0cyclictest741-21lldpd11:20:521
122279966,0cyclictest741-21lldpd10:20:181
122279966,0cyclictest741-21lldpd09:54:421
122279966,0cyclictest741-21lldpd09:44:511
122279966,0cyclictest741-21lldpd08:51:331
122279966,0cyclictest741-21lldpd08:45:371
122279966,0cyclictest741-21lldpd08:06:091
122279966,0cyclictest741-21lldpd07:22:261
122279966,0cyclictest522-21avahi-daemon07:52:081
122279966,0cyclictest506-21systemd-resolve11:03:431
122279965,1cyclictest8636-21fschecks_time09:35:131
122279965,1cyclictest743-21snmpd12:26:371
122279965,1cyclictest743-21snmpd10:48:161
122279965,1cyclictest743-21snmpd10:12:471
122279965,1cyclictest743-21snmpd07:46:221
122279965,1cyclictest741-21lldpd09:30:561
122279965,1cyclictest573-21in:imuxsock08:12:261
122279965,1cyclictest573-21in:imuxsock07:27:411
122279964,2cyclictest743-21snmpd08:25:361
122279964,2cyclictest12855-21cat09:45:161
122279963,2cyclictest244-20systemd-journal12:20:161
122279963,2cyclictest17254-21grep12:30:201
122279962,3cyclictest4498-21sed12:00:201
122379955,0cyclictest743-21snmpd12:09:163
122379955,0cyclictest741-21lldpd10:06:083
122379955,0cyclictest741-21lldpd09:02:333
122379954,1cyclictest743-21snmpd11:17:383
122379954,1cyclictest743-21snmpd09:28:083
122379954,1cyclictest3510-21cpuspeed_turbos12:00:113
122379954,1cyclictest24473-21gltestperf08:55:153
122379953,2cyclictest743-21snmpd12:29:453
122379953,2cyclictest743-21snmpd12:10:063
122379953,2cyclictest29480-21cat07:50:163
122379952,2cyclictest28691-21cut09:05:163
122379952,2cyclictest21717-21sort08:50:143
122379952,2cyclictest20018-21ld11:20:173
122379952,2cyclictest11753-21dpkg12:20:013
122379952,2cyclictest11221-21cron12:20:003
122379952,2cyclictest10623-21cut09:40:143
122379950,5cyclictest557-21NetworkManager07:24:443
122339955,0cyclictest743-21snmpd12:32:042
122339955,0cyclictest741-21lldpd09:00:392
122339952,3cyclictest15368-21diskstats11:10:132
122339952,2cyclictest32231-21awk11:50:142
122339952,2cyclictest24915-21ld08:55:182
122339951,3cyclictest7857-21smartctl12:10:142
122339951,3cyclictest14380-21sed11:05:222
122279955,0cyclictest743-21snmpd09:59:411
122279955,0cyclictest741-21lldpd09:15:501
122279954,1cyclictest741-21lldpd11:18:361
122279954,1cyclictest23011-21cpuspeed_turbos07:35:131
122279953,2cyclictest743-21snmpd08:30:151
122279952,3cyclictest743-21snmpd07:31:491
122279952,2cyclictest8935-21dpkg10:54:591
122279952,2cyclictest7767-21grep12:10:141
122279952,2cyclictest30855-21wc10:29:591
122279952,2cyclictest26095-21ntpq11:35:161
122279952,2cyclictest244-20systemd-journal10:31:361
122279952,2cyclictest18298-21grep12:35:131
122279952,2cyclictest15328-21open_inodes07:15:181
122279951,3cyclictest8049-21who10:50:231
122379943,1cyclictest19797-21cpuspeed_turbos08:45:113
122379942,2cyclictest4841-21df10:45:133
122379940,3cyclictest747-21runrttasks09:50:103
122379940,3cyclictest244-20systemd-journal10:20:033
122339942,2cyclictest743-21snmpd12:15:042
122339942,2cyclictest743-21snmpd10:15:002
122339942,2cyclictest3636-21tune2fs12:00:122
122339941,2cyclictest27556-21sort11:40:132
122339941,2cyclictest16805-21cut09:55:162
122339941,2cyclictest13187-21collect207:10:162
122279944,0cyclictest0-21swapper/108:55:151
122279943,1cyclictest743-21snmpd08:20:021
122279941,2cyclictest9474-21apt-get12:15:111
122279941,2cyclictest15910-21ld11:10:171
122279941,2cyclictest13188-21ld07:10:161
122279940,3cyclictest31227-21/usr/sbin/munin07:55:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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