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2026-07-11 - 12:01

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 Jul 11, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9055991918,1cyclictest65850irq/126-lan21:20:130
9055991818,0cyclictest65850irq/126-lan23:35:180
9055991818,0cyclictest65850irq/126-lan23:05:160
9055991818,0cyclictest65850irq/126-lan19:55:240
9055991817,1cyclictest65850irq/126-lan20:15:160
9055991717,0cyclictest65850irq/126-lan21:05:160
9055991717,0cyclictest65850irq/126-lan20:25:130
9055991716,1cyclictest65850irq/126-lan23:17:580
9055991716,1cyclictest65850irq/126-lan23:10:130
9055991716,1cyclictest65850irq/126-lan22:45:130
9055991716,1cyclictest65850irq/126-lan21:45:140
9055991716,1cyclictest65850irq/126-lan00:20:160
9055991616,0cyclictest65850irq/126-lan22:30:170
9055991616,0cyclictest65850irq/126-lan21:55:120
9055991616,0cyclictest65850irq/126-lan20:43:130
9055991616,0cyclictest65850irq/126-lan20:43:130
9055991616,0cyclictest65850irq/126-lan20:20:310
9055991616,0cyclictest65850irq/126-lan20:10:190
9055991616,0cyclictest65850irq/126-lan19:35:310
9055991615,1cyclictest65850irq/126-lan23:45:130
9055991615,1cyclictest65850irq/126-lan23:01:060
9055991615,1cyclictest65850irq/126-lan22:50:150
9055991615,1cyclictest65850irq/126-lan22:35:110
9055991615,1cyclictest65850irq/126-lan21:35:020
9055991615,1cyclictest65850irq/126-lan21:30:170
9055991615,1cyclictest65850irq/126-lan21:15:210
9055991615,1cyclictest65850irq/126-lan19:50:210
9061991515,0cyclictest743-21snmpd20:41:331
9061991515,0cyclictest743-21snmpd20:41:331
9055991515,0cyclictest65850irq/126-lan23:20:110
9055991515,0cyclictest65850irq/126-lan22:00:150
9055991515,0cyclictest65850irq/126-lan21:00:190
9055991515,0cyclictest65850irq/126-lan20:00:170
9055991515,0cyclictest65850irq/126-lan19:30:260
9055991515,0cyclictest65850irq/126-lan19:20:190
9055991515,0cyclictest65850irq/126-lan00:00:190
9055991514,1cyclictest65850irq/126-lan23:25:190
9055991514,1cyclictest65850irq/126-lan22:40:170
9055991514,1cyclictest65850irq/126-lan22:15:140
9055991514,1cyclictest65850irq/126-lan22:06:250
9055991514,1cyclictest65850irq/126-lan21:50:080
9055991514,1cyclictest65850irq/126-lan21:40:130
9055991514,1cyclictest65850irq/126-lan21:10:150
9055991514,1cyclictest65850irq/126-lan20:50:190
9055991514,1cyclictest65850irq/126-lan20:30:130
9055991514,1cyclictest65850irq/126-lan19:40:140
9061991414,0cyclictest743-21snmpd22:17:091
9055991414,0cyclictest65850irq/126-lan23:55:140
9055991414,0cyclictest65850irq/126-lan23:50:100
9055991414,0cyclictest65850irq/126-lan22:10:160
9055991414,0cyclictest65850irq/126-lan00:25:130
9055991413,1cyclictest65850irq/126-lan23:30:120
9055991413,1cyclictest65850irq/126-lan20:05:170
9055991413,1cyclictest65850irq/126-lan19:25:120
9055991413,1cyclictest65850irq/126-lan00:15:150
9055991313,0cyclictest65850irq/126-lan23:40:150
9055991313,0cyclictest65850irq/126-lan19:15:130
9055991313,0cyclictest65850irq/126-lan00:10:150
9055991312,1cyclictest65850irq/126-lan20:35:170
9061991212,0cyclictest743-21snmpd23:35:151
9061991212,0cyclictest743-21snmpd21:56:351
9061991212,0cyclictest743-21snmpd20:26:171
9055991212,0cyclictest65850irq/126-lan22:25:100
9055991212,0cyclictest65850irq/126-lan00:05:250
9055991211,1cyclictest65850irq/126-lan21:25:010
9055991211,1cyclictest65850irq/126-lan20:55:130
9055991211,1cyclictest65850irq/126-lan20:45:250
9061991111,0cyclictest743-21snmpd22:00:121
9061991111,0cyclictest743-21snmpd20:35:331
9061991111,0cyclictest743-21snmpd19:59:321
9061991111,0cyclictest743-21snmpd19:49:581
9061991111,0cyclictest743-21snmpd00:02:141
9055991111,0cyclictest65850irq/126-lan19:45:010
9055991110,1cyclictest65850irq/126-lan22:55:180
9055991110,1cyclictest65850irq/126-lan19:10:150
9061991010,0cyclictest743-21snmpd20:57:091
9061991010,0cyclictest27706-21cat23:50:141
9061991010,0cyclictest25350-21cat22:25:111
905599109,1cyclictest65850irq/126-lan22:20:130
90709998,1cyclictest743-21snmpd23:59:483
90709998,1cyclictest743-21snmpd22:55:433
90709998,1cyclictest743-21snmpd19:46:433
90709998,1cyclictest743-21snmpd19:30:303
90709988,0cyclictest743-21snmpd21:11:043
90709988,0cyclictest743-21snmpd00:22:303
90709988,0cyclictest743-21snmpd00:04:533
90709988,0cyclictest741-21lldpd20:53:523
90709988,0cyclictest741-21lldpd19:27:593
90709987,1cyclictest743-21snmpd00:26:183
90709987,1cyclictest743-21snmpd00:09:563
90709986,2cyclictest743-21snmpd23:32:483
90709986,2cyclictest743-21snmpd20:40:243
90709986,2cyclictest743-21snmpd20:40:243
90709986,2cyclictest743-21snmpd20:02:563
90709986,2cyclictest743-21snmpd00:19:483
90709986,2cyclictest22980-21cat21:00:143
90659988,0cyclictest743-21snmpd00:30:242
90659988,0cyclictest743-21snmpd00:00:592
90659988,0cyclictest741-21lldpd23:44:142
90659988,0cyclictest741-21lldpd22:24:012
90659988,0cyclictest741-21lldpd21:23:032
90659988,0cyclictest741-21lldpd21:11:262
90659987,1cyclictest743-21snmpd22:44:492
90659987,1cyclictest743-21snmpd20:58:122
90659987,1cyclictest743-21snmpd19:18:212
90659987,1cyclictest522-21avahi-daemon23:00:332
90659986,2cyclictest743-21snmpd22:09:362
90659986,2cyclictest743-21snmpd21:51:172
90659986,2cyclictest743-21snmpd21:39:402
90659986,2cyclictest743-21snmpd20:43:062
90659986,2cyclictest743-21snmpd20:43:062
90659986,2cyclictest743-21snmpd20:00:202
90659986,2cyclictest743-21snmpd19:49:462
90659986,2cyclictest743-21snmpd00:29:122
90659985,3cyclictest743-21snmpd23:33:572
90619988,0cyclictest743-21snmpd22:32:551
90619988,0cyclictest743-21snmpd19:40:191
90619988,0cyclictest741-21lldpd21:30:451
90619988,0cyclictest741-21lldpd19:24:401
90619987,1cyclictest743-21snmpd20:22:591
90619986,2cyclictest743-21snmpd00:12:051
90709977,0cyclictest743-21snmpd22:31:343
90709977,0cyclictest743-21snmpd22:26:153
90709977,0cyclictest743-21snmpd22:04:303
90709977,0cyclictest743-21snmpd21:48:203
90709977,0cyclictest743-21snmpd21:21:193
90709977,0cyclictest743-21snmpd20:38:353
90709977,0cyclictest741-21lldpd20:06:443
90709977,0cyclictest741-21lldpd19:17:433
90709977,0cyclictest741-21lldpd00:14:473
90709976,1cyclictest743-21snmpd22:48:313
90709976,1cyclictest522-21avahi-daemon00:35:163
90709975,2cyclictest743-21snmpd23:14:263
90709975,2cyclictest743-21snmpd23:00:503
90709975,2cyclictest743-21snmpd19:54:553
90709975,2cyclictest5150-21cat21:35:143
90659977,0cyclictest743-21snmpd23:56:292
90659977,0cyclictest743-21snmpd22:54:552
90659977,0cyclictest743-21snmpd22:35:282
90659977,0cyclictest741-21lldpd20:37:362
90659977,0cyclictest741-21lldpd20:31:422
90659977,0cyclictest741-21lldpd19:32:232
90659977,0cyclictest522-21avahi-daemon22:57:472
90659976,1cyclictest743-21snmpd23:50:302
90659976,1cyclictest743-21snmpd20:54:572
90659976,1cyclictest743-21snmpd20:22:222
90659976,1cyclictest743-21snmpd19:20:062
90659976,1cyclictest741-21lldpd00:35:052
90659976,1cyclictest522-21avahi-daemon19:11:002
90659976,1cyclictest28669-21cpuspeed_turbos21:15:122
90659975,2cyclictest9186-21cat21:45:132
90659975,2cyclictest743-21snmpd22:28:002
90659975,2cyclictest743-21snmpd22:04:182
90659975,2cyclictest743-21snmpd21:27:402
90619977,0cyclictest743-21snmpd20:09:381
90619977,0cyclictest741-21lldpd19:13:391
90619976,1cyclictest743-21snmpd23:47:331
90619976,1cyclictest743-21snmpd21:54:141
90619976,1cyclictest743-21snmpd21:27:491
90619975,2cyclictest743-21snmpd22:45:191
90619975,2cyclictest743-21snmpd21:43:111
90619975,2cyclictest743-21snmpd20:17:171
90559977,0cyclictest506-21systemd-resolve00:35:480
90709966,0cyclictest743-21snmpd23:46:573
90709966,0cyclictest743-21snmpd22:16:093
90709966,0cyclictest741-21lldpd20:57:263
90709966,0cyclictest741-21lldpd20:23:483
90709966,0cyclictest741-21lldpd19:44:073
90709966,0cyclictest741-21lldpd19:35:193
90709966,0cyclictest522-21avahi-daemon22:41:153
90709965,1cyclictest743-21snmpd21:59:393
90709965,1cyclictest743-21snmpd19:10:393
90709965,1cyclictest573-21in:imuxsock21:09:373
90709965,1cyclictest244-20systemd-journal23:06:333
90709962,4cyclictest557-21NetworkManager22:08:363
90709962,3cyclictest23733-21ntpq22:20:173
90709961,5cyclictest557-21NetworkManager21:51:433
90659966,0cyclictest506-21systemd-resolve00:23:162
90659965,1cyclictest743-21snmpd21:01:272
90659965,1cyclictest573-21in:imuxsock21:06:192
90659965,1cyclictest522-21avahi-daemon21:42:282
90659965,1cyclictest522-21avahi-daemon00:12:482
90659964,2cyclictest743-21snmpd21:55:502
90659964,2cyclictest557-21NetworkManager21:30:242
90659964,2cyclictest11113-21cat23:10:132
90659962,3cyclictest21491-21fw_forwarded_lo23:35:122
90619966,0cyclictest743-21snmpd22:55:311
90619966,0cyclictest743-21snmpd00:35:061
90619966,0cyclictest741-21lldpd22:24:211
90619966,0cyclictest741-21lldpd22:10:251
90619966,0cyclictest741-21lldpd21:37:271
90619966,0cyclictest522-21avahi-daemon23:03:071
90619965,1cyclictest743-21snmpd21:24:331
90619965,1cyclictest573-21in:imuxsock20:34:471
90619964,2cyclictest743-21snmpd20:50:301
90619963,2cyclictest244-20systemd-journal19:54:581
90619962,4cyclictest557-21NetworkManager23:17:531
90709955,0cyclictest743-21snmpd23:18:563
90709955,0cyclictest743-21snmpd21:41:353
90709955,0cyclictest741-21lldpd22:10:073
90709955,0cyclictest741-21lldpd20:27:243
90709955,0cyclictest741-21lldpd20:17:343
90709954,1cyclictest743-21snmpd19:59:143
90709954,1cyclictest506-21systemd-resolve23:44:243
90709954,1cyclictest0-21swapper/321:30:013
90709953,2cyclictest743-21snmpd23:51:123
90709953,2cyclictest23181-21sed23:40:003
90709952,3cyclictest29621-21tr21:15:203
90709952,3cyclictest29105-21diskstats22:35:113
90709952,2cyclictest3653-21wc22:50:213
90709952,2cyclictest17495-21ntp_kernel_pll_23:25:153
90709952,2cyclictest13637-21grep19:20:143
90709952,2cyclictest10238-21grep20:30:123
90709951,3cyclictest3909-21sed21:30:233
90659955,0cyclictest743-21snmpd00:06:172
90659954,1cyclictest743-21snmpd22:32:312
90659954,1cyclictest743-21snmpd00:19:152
90659954,1cyclictest522-21avahi-daemon23:06:052
90659954,1cyclictest1759-21fschecks_time20:10:192
90659954,1cyclictest14808-21cpuspeed_turbos23:20:122
90659954,1cyclictest14473-21cat23:20:002
90659953,2cyclictest743-21snmpd19:50:572
90659952,3cyclictest557-21NetworkManager20:48:132
90659952,3cyclictest557-21NetworkManager20:19:432
90659952,2cyclictest9187-21sed20:25:202
90659952,2cyclictest575-21rs:main2
90659952,2cyclictest20095-21ntpq19:35:162
90659952,2cyclictest1641-21wc22:45:202
90659952,2cyclictest16115-21ntpq19:25:182
90659951,3cyclictest25637-21smartctl23:45:132
90659951,3cyclictest21066-21grep22:15:132
90619955,0cyclictest743-21snmpd21:08:491
90619955,0cyclictest741-21lldpd23:28:041
90619954,1cyclictest9382-21ntpq23:05:151
90619954,1cyclictest6119-21ntpq00:15:161
90619954,1cyclictest24096-21ntpq23:40:171
90619953,2cyclictest743-21snmpd20:10:291
90619953,2cyclictest743-21snmpd19:37:091
90619953,2cyclictest717-21ntpd00:21:401
90619953,2cyclictest22983-21cat21:00:141
90619952,3cyclictest717-21ntpd20:00:301
90619952,3cyclictest557-21NetworkManager23:21:511
90619952,3cyclictest557-21NetworkManager22:41:091
90619952,3cyclictest557-21NetworkManager00:05:401
90619952,3cyclictest4101-21seq22:52:001
90619952,3cyclictest11156-21seq00:29:141
90619952,2cyclictest29688-21ntp_kernel_pll_22:35:161
90619952,2cyclictest19064-21apt-config23:30:001
90619952,2cyclictest17854-21sed19:30:161
90619952,2cyclictest17645-21ld22:05:171
90619952,2cyclictest12990-21seq00:32:021
90619951,3cyclictest27432-21ntpq21:10:171
90709943,1cyclictest0-21swapper/323:20:123
90709941,2cyclictest12211-21ld00:30:163
90709940,3cyclictest2058-21memory20:10:213
90709940,3cyclictest16625-21memory20:45:143
90659941,3cyclictest557-21NetworkManager22:14:062
90659941,3cyclictest43-21ksoftirqd/219:40:062
90659940,3cyclictest32043-21diskstats20:05:122
90659940,3cyclictest17199-21/usr/sbin/munin23:25:142
90619942,2cyclictest717-21ntpd19:15:071
90619942,2cyclictest11128-21cat23:10:131
90619941,2cyclictest9399-21grep21:45:141
90619941,2cyclictest28685-21grep21:15:121
90619940,4cyclictest29995-21ntpq23:55:151
90619940,4cyclictest16203-21cut20:45:121
90619930,3cyclictest15309-21apt-get19:25:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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