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2026-05-01 - 03:12

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 Fri May 01, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12243992626,0cyclictest7960-21fwupd21:34:333
12232991818,0cyclictest65850irq/126-lan21:10:151
12232991818,0cyclictest65850irq/126-lan19:47:181
12232991817,1cyclictest65850irq/126-lan23:45:211
12232991817,1cyclictest65850irq/126-lan23:34:551
12232991817,1cyclictest65850irq/126-lan22:45:151
12232991817,1cyclictest65850irq/126-lan22:00:131
12232991817,1cyclictest65850irq/126-lan19:15:151
12232991817,1cyclictest65850irq/126-lan00:20:111
12232991816,2cyclictest65850irq/126-lan20:05:191
12220991818,0cyclictest743-21snmpd21:35:100
12232991717,0cyclictest65850irq/126-lan23:12:461
12232991717,0cyclictest65850irq/126-lan21:50:181
12232991716,1cyclictest65850irq/126-lan23:55:001
12232991716,1cyclictest65850irq/126-lan23:20:121
12232991716,1cyclictest65850irq/126-lan22:10:131
12232991716,1cyclictest65850irq/126-lan19:20:451
12232991715,1cyclictest65850irq/126-lan23:05:141
12220991717,0cyclictest743-21snmpd23:42:450
12220991717,0cyclictest743-21snmpd21:59:200
12220991717,0cyclictest743-21snmpd20:36:390
12220991717,0cyclictest743-21snmpd00:35:170
12220991717,0cyclictest743-21snmpd00:13:550
12220991717,0cyclictest15699-21cat19:15:140
12232991616,0cyclictest65850irq/126-lan22:35:151
12232991615,1cyclictest65850irq/126-lan21:55:171
12232991615,1cyclictest65850irq/126-lan00:30:161
12232991615,1cyclictest65850irq/126-lan00:00:171
12232991614,2cyclictest65850irq/126-lan22:40:141
12220991616,0cyclictest743-21snmpd23:26:320
12220991616,0cyclictest743-21snmpd22:44:520
12220991616,0cyclictest743-21snmpd22:30:400
12220991616,0cyclictest743-21snmpd22:01:450
12220991616,0cyclictest743-21snmpd21:45:080
12220991616,0cyclictest743-21snmpd21:15:490
12220991616,0cyclictest743-21snmpd21:10:400
12220991616,0cyclictest743-21snmpd20:18:310
12220991616,0cyclictest743-21snmpd19:23:390
12220991616,0cyclictest743-21snmpd00:09:460
12232991515,0cyclictest65850irq/126-lan23:56:461
12232991515,0cyclictest65850irq/126-lan23:00:131
12232991515,0cyclictest65850irq/126-lan22:50:461
12232991515,0cyclictest65850irq/126-lan22:30:221
12232991515,0cyclictest65850irq/126-lan21:20:141
12232991515,0cyclictest65850irq/126-lan20:57:461
12232991515,0cyclictest65850irq/126-lan19:25:121
12232991514,1cyclictest65850irq/126-lan21:37:261
12232991514,1cyclictest65850irq/126-lan21:07:461
12232991514,1cyclictest65850irq/126-lan20:40:111
12232991514,1cyclictest65850irq/126-lan20:25:151
12232991514,1cyclictest65850irq/126-lan20:10:161
12232991514,1cyclictest65850irq/126-lan20:00:211
12232991513,2cyclictest65850irq/126-lan21:34:551
12232991513,2cyclictest65850irq/126-lan21:00:161
12232991414,0cyclictest65850irq/126-lan23:40:171
12232991413,1cyclictest65850irq/126-lan23:39:001
12232991413,1cyclictest65850irq/126-lan22:25:201
12232991413,1cyclictest65850irq/126-lan22:15:211
12232991413,1cyclictest65850irq/126-lan21:45:141
12232991413,1cyclictest65850irq/126-lan19:10:141
12232991412,2cyclictest65850irq/126-lan22:05:161
12232991412,2cyclictest65850irq/126-lan21:25:191
12232991412,2cyclictest65850irq/126-lan20:15:101
12232991313,0cyclictest65850irq/126-lan20:50:151
12232991313,0cyclictest65850irq/126-lan20:23:461
12232991312,1cyclictest65850irq/126-lan21:15:201
12232991312,1cyclictest65850irq/126-lan20:36:461
12232991312,1cyclictest65850irq/126-lan19:35:111
12232991312,1cyclictest65850irq/126-lan19:30:201
12232991311,2cyclictest65850irq/126-lan23:17:431
12232991211,1cyclictest65850irq/126-lan20:45:141
12232991211,1cyclictest65850irq/126-lan19:55:161
12232991211,1cyclictest65850irq/126-lan00:10:141
1223299119,2cyclictest65850irq/126-lan00:25:161
12232991111,0cyclictest65850irq/126-lan20:30:151
12232991110,1cyclictest65850irq/126-lan22:20:201
12232991110,1cyclictest65850irq/126-lan19:50:161
1223299109,1cyclictest65850irq/126-lan22:55:461
1223299109,1cyclictest65850irq/126-lan21:40:181
1223299108,2cyclictest65850irq/126-lan23:25:111
12232991010,0cyclictest65850irq/126-lan19:42:461
122439998,1cyclictest743-21snmpd22:44:043
122439998,1cyclictest743-21snmpd22:10:093
122439998,1cyclictest743-21snmpd20:26:583
122439998,1cyclictest743-21snmpd19:25:053
122379999,0cyclictest743-21snmpd21:34:262
122379998,1cyclictest743-21snmpd22:46:042
122379998,1cyclictest743-21snmpd21:42:232
122379998,1cyclictest743-21snmpd00:39:172
122379998,1cyclictest741-21lldpd21:56:472
122329999,0cyclictest65850irq/126-lan00:37:521
122329998,1cyclictest65850irq/126-lan00:05:461
122329990,5cyclictest8089-21awk00:15:181
122439988,0cyclictest743-21snmpd22:46:223
122439988,0cyclictest743-21snmpd21:44:173
122439988,0cyclictest741-21lldpd23:37:063
122439988,0cyclictest741-21lldpd00:35:453
122439987,1cyclictest743-21snmpd21:25:043
122439987,1cyclictest743-21snmpd20:50:123
122439987,1cyclictest743-21snmpd20:49:213
122439987,1cyclictest743-21snmpd20:08:023
122439987,1cyclictest743-21snmpd19:49:133
122439987,1cyclictest741-21lldpd23:32:423
122439987,1cyclictest21129-21gltestperf23:25:133
122439986,2cyclictest743-21snmpd23:07:413
122439986,2cyclictest743-21snmpd22:34:513
122439986,2cyclictest743-21snmpd22:20:063
122439986,2cyclictest743-21snmpd20:37:243
122439986,2cyclictest743-21snmpd19:51:013
122439986,2cyclictest717-21ntpd21:10:023
122439986,2cyclictest717-21ntpd20:16:503
122379988,0cyclictest743-21snmpd23:13:112
122379988,0cyclictest743-21snmpd21:39:562
122379988,0cyclictest743-21snmpd21:07:072
122379988,0cyclictest743-21snmpd20:38:542
122379988,0cyclictest743-21snmpd19:45:222
122379988,0cyclictest743-21snmpd00:32:112
122379988,0cyclictest741-21lldpd23:45:402
122379988,0cyclictest741-21lldpd22:39:312
122379987,1cyclictest741-21lldpd20:12:252
122379987,1cyclictest573-21in:imuxsock23:31:012
122379986,2cyclictest743-21snmpd23:25:052
122379986,2cyclictest743-21snmpd20:34:122
122209988,0cyclictest743-21snmpd23:49:150
122209988,0cyclictest743-21snmpd22:16:090
122209988,0cyclictest743-21snmpd21:28:070
122209988,0cyclictest741-21lldpd19:52:430
122209988,0cyclictest741-21lldpd00:03:280
122209987,1cyclictest743-21snmpd22:36:000
122209986,2cyclictest743-21snmpd19:28:240
122209986,2cyclictest743-21snmpd00:30:560
122439977,0cyclictest741-21lldpd23:19:283
122439977,0cyclictest741-21lldpd00:25:533
122439976,1cyclictest743-21snmpd22:50:073
122439976,1cyclictest743-21snmpd22:35:553
122439976,1cyclictest717-21ntpd22:02:483
122439976,1cyclictest717-21ntpd21:06:483
122439976,1cyclictest717-21ntpd21:04:513
122439976,1cyclictest522-21avahi-daemon23:45:193
122439976,1cyclictest16475-21cpuspeed_turbos21:55:123
122439975,2cyclictest743-21snmpd21:52:383
122439975,2cyclictest743-21snmpd21:49:343
122439975,2cyclictest743-21snmpd20:55:183
122439975,2cyclictest743-21snmpd19:42:483
122439975,2cyclictest743-21snmpd19:39:403
122439975,2cyclictest743-21snmpd00:10:133
122439975,2cyclictest743-21snmpd00:00:463
122439975,2cyclictest717-21ntpd22:15:023
122439975,2cyclictest717-21ntpd22:06:513
122439975,2cyclictest717-21ntpd00:07:533
122439975,2cyclictest21460-21tr19:30:123
122439975,2cyclictest14713-21cat23:10:143
122379977,0cyclictest743-21snmpd21:25:402
122379977,0cyclictest743-21snmpd21:23:072
122379977,0cyclictest743-21snmpd20:01:282
122379977,0cyclictest743-21snmpd19:57:092
122379977,0cyclictest743-21snmpd00:25:592
122379977,0cyclictest741-21lldpd23:19:062
122379977,0cyclictest741-21lldpd22:29:132
122379977,0cyclictest741-21lldpd22:00:372
122379977,0cyclictest741-21lldpd20:59:502
122379975,2cyclictest743-21snmpd22:20:272
122379975,2cyclictest743-21snmpd22:18:302
122379975,2cyclictest743-21snmpd21:14:222
122379975,2cyclictest743-21snmpd00:23:012
122329970,6cyclictest12392-21apt-key19:10:011
122329970,6cyclictest12392-21apt-key19:10:011
122209977,0cyclictest743-21snmpd20:43:030
122209977,0cyclictest741-21lldpd19:10:360
122209976,1cyclictest743-21snmpd23:50:120
122209976,1cyclictest743-21snmpd23:34:150
122209976,1cyclictest743-21snmpd22:28:030
122209976,1cyclictest743-21snmpd20:55:300
122209976,1cyclictest10980-21needreboot21:40:160
122209975,2cyclictest743-21snmpd21:53:190
122209975,2cyclictest743-21snmpd20:05:100
122209975,2cyclictest743-21snmpd19:58:010
122209973,3cyclictest26417-21fw_packets21:00:150
122439966,0cyclictest743-21snmpd23:52:383
122439966,0cyclictest741-21lldpd00:24:233
122439965,1cyclictest8298-21cpuspeed_turbos22:55:133
122439965,1cyclictest743-21snmpd20:10:133
122439965,1cyclictest743-21snmpd19:12:383
122439965,1cyclictest741-21lldpd23:20:383
122439965,1cyclictest741-21lldpd23:04:163
122439964,2cyclictest743-21snmpd23:58:163
122439964,2cyclictest743-21snmpd19:59:303
122439963,2cyclictest244-20systemd-journal19:15:153
122439962,3cyclictest27674-21ntp_states23:40:203
122439962,3cyclictest19679-21gpg-connect-age20:45:003
122379966,0cyclictest743-21snmpd23:38:472
122379966,0cyclictest743-21snmpd23:03:592
122379966,0cyclictest741-21lldpd22:43:092
122379966,0cyclictest741-21lldpd19:32:152
122379966,0cyclictest522-21avahi-daemon23:56:392
122379965,1cyclictest743-21snmpd22:57:132
122379965,1cyclictest743-21snmpd22:07:062
122379965,1cyclictest575-21rs:main2
122379965,1cyclictest522-21avahi-daemon20:43:012
122379965,1cyclictest15343-21cpuspeed_turbos19:15:122
122379964,2cyclictest743-21snmpd23:05:052
122379964,2cyclictest743-21snmpd21:17:152
122379963,3cyclictest6499-21fw_forwarded_lo22:50:132
122379962,4cyclictest557-21NetworkManager21:04:502
122379962,3cyclictest3789-21grep20:05:122
122379962,3cyclictest22902-21grep20:50:182
122209966,0cyclictest743-21snmpd22:05:290
122209966,0cyclictest743-21snmpd20:45:170
122209966,0cyclictest741-21lldpd22:23:270
122209966,0cyclictest741-21lldpd20:54:160
122209965,1cyclictest743-21snmpd22:55:160
122209965,1cyclictest522-21avahi-daemon19:37:440
122209964,2cyclictest743-21snmpd23:57:010
122209964,2cyclictest743-21snmpd23:39:060
122209964,2cyclictest743-21snmpd23:14:320
122209964,2cyclictest743-21snmpd21:32:230
122209964,2cyclictest743-21snmpd20:23:170
122209964,2cyclictest743-21snmpd20:11:500
122209964,2cyclictest743-21snmpd19:46:060
122209964,2cyclictest2658-21cat21:20:140
122439955,0cyclictest522-21avahi-daemon00:32:083
122439954,1cyclictest717-21ntpd20:20:083
122439953,2cyclictest743-21snmpd20:02:343
122439952,3cyclictest743-21snmpd00:17:013
122439952,2cyclictest244-20systemd-journal22:25:003
122439952,2cyclictest17698-21smartctl19:20:133
122439950,4cyclictest964-21ntpq21:15:173
122379955,0cyclictest741-21lldpd00:09:552
122379953,2cyclictest743-21snmpd20:24:412
122379952,3cyclictest20383-21head20:45:122
122379952,2cyclictest2842-21grep00:00:142
122379952,2cyclictest244-20systemd-journal19:41:032
122379952,2cyclictest13512-21latency_hist20:30:002
122379952,2cyclictest12536-21sed19:10:002
122379951,3cyclictest5886-21ntpq00:10:132
122379951,3cyclictest557-21NetworkManager21:46:522
122379951,3cyclictest31028-21diskstats23:50:142
122209955,0cyclictest743-21snmpd22:45:220
122209955,0cyclictest11615-21gltestperf00:25:170
122209954,1cyclictest743-21snmpd23:03:320
122209954,1cyclictest522-21avahi-daemon22:51:190
122209954,1cyclictest522-21avahi-daemon20:25:200
122209954,1cyclictest506-21systemd-resolve00:23:280
122209953,2cyclictest743-21snmpd23:21:020
122209953,2cyclictest743-21snmpd23:16:140
122209953,2cyclictest14190-21sed20:30:150
122209952,2cyclictest28293-21df21:05:130
122209952,2cyclictest25966-21wc19:40:150
122209950,4cyclictest12440-21df_inode23:05:130
122439941,2cyclictest8539-21grep21:35:123
122439940,3cyclictest14309-21ntpq20:30:173
122379942,2cyclictest30960-21cat22:30:152
122379942,2cyclictest15070-21ld21:50:162
122379941,2cyclictest7841-21head20:15:132
122379941,2cyclictest7585-21smartctl00:15:142
122379941,2cyclictest29625-21apt-config19:50:012
122379941,2cyclictest27557-21collect223:40:182
122379941,2cyclictest23415-21cat19:35:112
122379941,2cyclictest19397-21wc19:25:112
122379941,2cyclictest18486-21dpkg23:20:002
122379940,3cyclictest17473-21diskstats19:20:122
122209942,2cyclictest717-21ntpd00:15:130
122209941,2cyclictest1188-21sh20:00:000
122209940,3cyclictest21500-21diskstats19:30:110
122209940,2cyclictest22789-21gltestperf22:10:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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