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2026-06-04 - 00:41

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 Wed Jun 03, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30595991918,1cyclictest65850irq/126-lan11:05:143
30595991918,1cyclictest65850irq/126-lan11:00:443
30595991918,1cyclictest65850irq/126-lan09:15:133
30595991918,1cyclictest65850irq/126-lan07:59:173
30595991817,1cyclictest65850irq/126-lan11:25:213
30595991817,1cyclictest65850irq/126-lan08:00:213
30595991717,0cyclictest65850irq/126-lan11:58:523
30595991717,0cyclictest65850irq/126-lan11:10:133
30595991717,0cyclictest65850irq/126-lan09:45:103
30595991717,0cyclictest65850irq/126-lan07:15:113
30595991716,1cyclictest65850irq/126-lan12:25:143
30595991716,1cyclictest65850irq/126-lan12:05:173
30595991716,1cyclictest65850irq/126-lan11:45:203
30595991716,1cyclictest65850irq/126-lan11:35:113
30595991716,1cyclictest65850irq/126-lan10:50:173
30595991716,1cyclictest65850irq/126-lan10:30:183
30595991716,1cyclictest65850irq/126-lan10:20:123
30595991716,1cyclictest65850irq/126-lan09:35:163
30595991716,1cyclictest65850irq/126-lan09:10:193
30595991716,1cyclictest65850irq/126-lan08:40:163
30595991716,1cyclictest65850irq/126-lan08:35:133
30595991716,1cyclictest65850irq/126-lan07:40:213
30595991716,1cyclictest65850irq/126-lan07:20:123
30595991616,0cyclictest65850irq/126-lan11:30:113
30595991616,0cyclictest65850irq/126-lan07:45:163
30595991616,0cyclictest65850irq/126-lan07:30:173
30595991615,1cyclictest65850irq/126-lan12:20:173
30595991615,1cyclictest65850irq/126-lan09:55:113
30595991615,1cyclictest65850irq/126-lan08:50:123
30595991515,0cyclictest65850irq/126-lan12:00:203
30595991515,0cyclictest65850irq/126-lan08:32:593
30595991515,0cyclictest65850irq/126-lan08:25:213
30595991515,0cyclictest65850irq/126-lan08:10:133
30595991514,1cyclictest65850irq/126-lan12:10:223
30595991514,1cyclictest65850irq/126-lan11:40:153
30595991514,1cyclictest65850irq/126-lan10:45:193
30595991514,1cyclictest65850irq/126-lan10:35:123
30595991514,1cyclictest65850irq/126-lan10:00:113
30595991414,0cyclictest65850irq/126-lan11:22:313
30595991414,0cyclictest65850irq/126-lan10:43:283
30595991414,0cyclictest65850irq/126-lan09:40:173
30595991414,0cyclictest65850irq/126-lan08:23:493
30595991413,1cyclictest65850irq/126-lan10:05:183
30595991413,1cyclictest65850irq/126-lan09:50:103
30595991413,1cyclictest65850irq/126-lan09:30:163
30595991413,1cyclictest65850irq/126-lan09:05:163
30595991413,1cyclictest65850irq/126-lan08:45:153
30595991413,1cyclictest65850irq/126-lan07:50:213
30595991313,0cyclictest65850irq/126-lan11:15:133
30595991313,0cyclictest65850irq/126-lan08:15:163
30595991313,0cyclictest65850irq/126-lan07:35:133
30595991312,1cyclictest65850irq/126-lan09:20:193
30595991312,1cyclictest65850irq/126-lan09:00:133
30595991312,1cyclictest65850irq/126-lan07:10:163
30595991211,1cyclictest65850irq/126-lan12:19:503
30595991211,1cyclictest65850irq/126-lan09:25:183
30591991212,0cyclictest14365-21fwupd10:27:232
30595991111,0cyclictest65850irq/126-lan12:35:303
30595991010,0cyclictest65850irq/126-lan11:50:153
30595991010,0cyclictest65850irq/126-lan08:05:113
305959999,0cyclictest65850irq/126-lan10:55:103
305959998,1cyclictest65850irq/126-lan10:17:423
305919998,1cyclictest743-21snmpd12:39:262
305919998,1cyclictest743-21snmpd12:28:562
305919998,1cyclictest743-21snmpd11:38:242
305919998,1cyclictest743-21snmpd10:51:442
305919998,1cyclictest743-21snmpd10:34:092
305919998,1cyclictest743-21snmpd09:58:022
305919998,1cyclictest743-21snmpd09:36:142
305869998,1cyclictest743-21snmpd11:38:531
305869998,1cyclictest743-21snmpd08:06:571
305769998,1cyclictest743-21snmpd07:47:030
305959988,0cyclictest741-21lldpd10:25:213
305959988,0cyclictest65850irq/126-lan12:30:113
305959987,1cyclictest65850irq/126-lan10:10:133
305919988,0cyclictest743-21snmpd10:40:182
305919988,0cyclictest743-21snmpd09:45:082
305919988,0cyclictest743-21snmpd09:17:192
305919988,0cyclictest743-21snmpd08:36:192
305919988,0cyclictest741-21lldpd08:46:422
305919988,0cyclictest741-21lldpd08:00:072
305919987,1cyclictest743-21snmpd12:11:352
305919987,1cyclictest743-21snmpd11:19:562
305919987,1cyclictest743-21snmpd07:55:002
305919987,1cyclictest27438-21gltestperf09:40:132
305919986,2cyclictest743-21snmpd12:34:072
305919986,2cyclictest743-21snmpd12:15:492
305919986,2cyclictest743-21snmpd11:41:082
305919986,2cyclictest743-21snmpd08:55:112
305919986,2cyclictest743-21snmpd08:16:022
305919986,2cyclictest717-21ntpd11:27:302
305919986,2cyclictest717-21ntpd10:35:032
305919986,2cyclictest717-21ntpd10:19:362
305919986,2cyclictest717-21ntpd10:05:032
305919986,2cyclictest717-21ntpd09:33:502
305919986,2cyclictest717-21ntpd09:25:252
305919986,2cyclictest717-21ntpd07:45:312
305919985,3cyclictest743-21snmpd11:00:402
305869988,0cyclictest743-21snmpd11:58:041
305869988,0cyclictest743-21snmpd07:31:021
305869988,0cyclictest741-21lldpd07:25:411
305869987,1cyclictest743-21snmpd12:19:101
305869987,1cyclictest743-21snmpd08:19:581
305869987,1cyclictest741-21lldpd12:33:111
305869986,2cyclictest743-21snmpd07:11:201
305769988,0cyclictest743-21snmpd12:01:510
305769988,0cyclictest743-21snmpd10:37:370
305769988,0cyclictest743-21snmpd09:04:470
305769988,0cyclictest741-21lldpd08:09:090
305769987,1cyclictest743-21snmpd12:30:430
305769987,1cyclictest743-21snmpd12:15:520
305769987,1cyclictest743-21snmpd09:55:000
305769987,1cyclictest743-21snmpd08:52:120
305769987,1cyclictest743-21snmpd08:31:220
305769987,1cyclictest743-21snmpd07:33:350
305769987,1cyclictest522-21avahi-daemon12:10:590
305769987,1cyclictest10190-21fschecks_count11:35:110
305769986,2cyclictest743-21snmpd11:56:550
305769986,2cyclictest743-21snmpd11:32:080
305769986,2cyclictest743-21snmpd10:46:250
305769986,2cyclictest743-21snmpd09:33:340
305769984,3cyclictest27539-21ntp_states08:20:180
305919977,0cyclictest741-21lldpd11:50:122
305919977,0cyclictest22688-21idleruntime-cro10:50:002
305919976,1cyclictest743-21snmpd12:01:302
305919976,1cyclictest743-21snmpd11:59:042
305919976,1cyclictest743-21snmpd08:28:462
305919976,1cyclictest717-21ntpd11:20:232
305919976,1cyclictest717-21ntpd10:20:032
305919976,1cyclictest717-21ntpd09:53:312
305919976,1cyclictest717-21ntpd07:40:242
305919976,1cyclictest506-21systemd-resolve07:30:132
305919975,2cyclictest743-21snmpd09:12:282
305919975,2cyclictest717-21ntpd10:00:262
305919975,2cyclictest717-21ntpd09:09:272
305919975,2cyclictest717-21ntpd08:20:302
305919975,2cyclictest717-21ntpd08:05:242
305919975,2cyclictest717-21ntpd07:37:302
305869977,0cyclictest743-21snmpd10:57:401
305869977,0cyclictest743-21snmpd10:03:561
305869977,0cyclictest743-21snmpd07:47:511
305869977,0cyclictest741-21lldpd11:42:551
305869977,0cyclictest741-21lldpd11:30:481
305869977,0cyclictest741-21lldpd10:51:051
305869977,0cyclictest741-21lldpd08:48:541
305869977,0cyclictest741-21lldpd08:34:261
305869976,1cyclictest743-21snmpd11:47:571
305869976,1cyclictest743-21snmpd11:20:141
305869976,1cyclictest743-21snmpd09:04:021
305869976,1cyclictest743-21snmpd07:24:561
305869975,2cyclictest743-21snmpd12:28:351
305869975,2cyclictest743-21snmpd10:45:551
305869975,2cyclictest743-21snmpd10:06:451
305869975,2cyclictest743-21snmpd09:55:531
305869975,2cyclictest743-21snmpd09:07:071
305869975,2cyclictest743-21snmpd08:57:171
305869975,2cyclictest743-21snmpd08:51:441
305869975,2cyclictest743-21snmpd07:56:361
305769977,0cyclictest743-21snmpd12:38:040
305769977,0cyclictest743-21snmpd11:50:030
305769977,0cyclictest743-21snmpd09:19:280
305769977,0cyclictest522-21avahi-daemon07:14:400
305769977,0cyclictest506-21systemd-resolve09:26:520
305769976,1cyclictest743-21snmpd08:46:550
305769976,1cyclictest743-21snmpd07:17:140
305769976,1cyclictest522-21avahi-daemon07:40:240
305769975,2cyclictest743-21snmpd11:28:480
305769975,2cyclictest743-21snmpd10:50:040
305769975,2cyclictest743-21snmpd10:41:180
305769975,2cyclictest743-21snmpd10:23:100
305769975,2cyclictest743-21snmpd09:06:160
305769975,2cyclictest743-21snmpd08:41:280
305769975,2cyclictest743-21snmpd07:25:260
305769972,4cyclictest557-21NetworkManager11:45:020
305959965,1cyclictest65850irq/126-lan07:25:173
305919966,0cyclictest741-21lldpd11:07:372
305919965,1cyclictest743-21snmpd12:22:192
305919965,1cyclictest506-21systemd-resolve10:11:142
305919965,1cyclictest25445-21cpuspeed_turbos10:55:112
305919964,2cyclictest743-21snmpd11:31:052
305919964,2cyclictest743-21snmpd09:00:052
305919964,2cyclictest717-21ntpd08:10:022
305919964,2cyclictest717-21ntpd07:12:312
305919964,2cyclictest32296-21cat11:10:142
305919963,3cyclictest4775-21grep07:25:142
305919961,5cyclictest557-21NetworkManager08:52:112
305869966,0cyclictest743-21snmpd12:07:271
305869966,0cyclictest741-21lldpd10:11:531
305869966,0cyclictest741-21lldpd09:31:571
305869966,0cyclictest741-21lldpd07:53:331
305869965,1cyclictest743-21snmpd10:18:271
305869965,1cyclictest743-21snmpd08:41:131
305869965,1cyclictest743-21snmpd08:38:131
305869965,1cyclictest522-21avahi-daemon11:25:161
305869965,1cyclictest522-21avahi-daemon07:36:281
305869965,1cyclictest244-20systemd-journal11:54:381
305869964,2cyclictest743-21snmpd12:11:051
305869964,2cyclictest743-21snmpd07:43:091
305869962,3cyclictest20788-21ntp_192.168.11412:00:151
305869962,3cyclictest18921-21fw_forwarded_lo08:00:121
305769966,0cyclictest741-21lldpd10:55:090
305769966,0cyclictest741-21lldpd10:28:070
305769966,0cyclictest741-21lldpd10:16:590
305769966,0cyclictest741-21lldpd08:57:000
305769966,0cyclictest522-21avahi-daemon11:16:210
305769965,1cyclictest743-21snmpd09:56:500
305769965,1cyclictest741-21lldpd11:11:350
305769965,1cyclictest741-21lldpd11:02:340
305769965,1cyclictest22080-21/usr/sbin/munin12:05:170
305769964,2cyclictest743-21snmpd10:10:510
305769964,2cyclictest743-21snmpd08:10:570
305769962,3cyclictest5599-21ntp_states10:05:180
305769961,5cyclictest557-21NetworkManager09:23:490
305919955,0cyclictest741-21lldpd12:05:122
305919954,1cyclictest743-21snmpd09:21:252
305919954,1cyclictest743-21snmpd07:16:292
305919953,2cyclictest743-21snmpd07:20:262
305919953,2cyclictest717-21ntpd07:50:362
305919952,3cyclictest557-21NetworkManager11:47:322
305919951,4cyclictest557-21NetworkManager08:43:072
305869955,0cyclictest741-21lldpd10:27:371
305869955,0cyclictest522-21avahi-daemon10:36:521
305869955,0cyclictest522-21avahi-daemon08:25:091
305869955,0cyclictest522-21avahi-daemon08:11:171
305869954,1cyclictest27366-21gltestperf09:40:131
305869954,1cyclictest2284-21gltestperf11:15:131
305869954,1cyclictest21822-21ntpq09:25:181
305869954,1cyclictest2120-21gltestperf12:35:131
305869953,2cyclictest743-21snmpd10:44:461
305869952,3cyclictest789-21awk11:10:231
305869952,3cyclictest743-21snmpd09:11:551
305869952,3cyclictest557-21NetworkManager09:45:301
305869952,3cyclictest29423-21apt-get11:05:131
305869952,2cyclictest25110-21ls09:35:121
305869951,3cyclictest32012-21cut09:50:171
305869951,3cyclictest26998-21fw_forwarded_lo08:20:141
305769955,0cyclictest743-21snmpd10:30:060
305769955,0cyclictest741-21lldpd12:22:090
305769955,0cyclictest741-21lldpd11:22:400
305769955,0cyclictest741-21lldpd09:12:120
305769953,2cyclictest743-21snmpd09:45:590
305769953,2cyclictest17024-21cat07:55:140
305769952,3cyclictest18607-21find08:00:100
305769952,2cyclictest31290-21awk12:25:220
305769952,2cyclictest25328-21cat09:35:130
305769952,2cyclictest244-20systemd-journal07:35:360
305769950,4cyclictest31344-21sort11:10:000
305919940,4cyclictest31533-21ntpq08:30:182
305869943,1cyclictest717-21ntpd10:30:121
305869942,2cyclictest10980-21df10:20:121
305869941,2cyclictest28370-21grep12:20:121
305869941,2cyclictest20347-21awk09:20:201
305869941,2cyclictest17693-21ntpq09:15:181
305869940,4cyclictest27867-21irqstats11:00:141
305869940,4cyclictest1249-21ntpq07:15:181
305769942,2cyclictest743-21snmpd08:25:010
305769941,2cyclictest575-21rs:main0
305769941,2cyclictest3186-21if_lan10:00:140
305769941,2cyclictest14909-21grep07:50:140
305769940,4cyclictest1119-21ntpq08:35:180
305769940,3cyclictest3296-21ntpq07:20:170
305769940,3cyclictest27359-21fw_conntrack09:40:130
305769940,2cyclictest25331-21head08:15:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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