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2025-12-30 - 20:03

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 highest latencies:
System rack8slot6s.osadl.org (updated Tue Dec 30, 2025 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19916991918,1cyclictest65850irq/126-lan10:50:120
19916991818,0cyclictest65850irq/126-lan11:08:200
19916991818,0cyclictest65850irq/126-lan09:24:570
19916991818,0cyclictest65850irq/126-lan09:24:570
19916991817,1cyclictest65850irq/126-lan12:05:170
19916991817,1cyclictest65850irq/126-lan11:15:200
19916991817,1cyclictest65850irq/126-lan09:12:320
19916991817,1cyclictest65850irq/126-lan08:20:160
19916991717,0cyclictest65850irq/126-lan12:35:120
19916991717,0cyclictest65850irq/126-lan11:30:140
19916991717,0cyclictest65850irq/126-lan11:26:450
19916991717,0cyclictest65850irq/126-lan10:59:250
19916991717,0cyclictest65850irq/126-lan09:50:150
19916991716,1cyclictest65850irq/126-lan11:45:180
19916991716,1cyclictest65850irq/126-lan11:35:200
19916991716,1cyclictest65850irq/126-lan09:03:080
19916991716,1cyclictest65850irq/126-lan07:50:110
19916991716,1cyclictest65850irq/126-lan07:10:210
19916991616,0cyclictest65850irq/126-lan12:10:200
19916991616,0cyclictest65850irq/126-lan11:55:130
19916991616,0cyclictest65850irq/126-lan11:50:160
19916991616,0cyclictest65850irq/126-lan08:50:170
19916991616,0cyclictest65850irq/126-lan08:35:140
19916991616,0cyclictest65850irq/126-lan08:00:240
19916991615,1cyclictest65850irq/126-lan12:15:190
19916991615,1cyclictest65850irq/126-lan11:20:200
19916991615,1cyclictest65850irq/126-lan10:38:540
19916991615,1cyclictest65850irq/126-lan09:15:170
19916991615,1cyclictest65850irq/126-lan07:25:220
19916991515,0cyclictest65850irq/126-lan07:55:180
19916991514,1cyclictest65850irq/126-lan12:00:140
19916991514,1cyclictest65850irq/126-lan11:00:120
19916991514,1cyclictest65850irq/126-lan10:45:220
19916991514,1cyclictest65850irq/126-lan10:15:160
19916991514,1cyclictest65850irq/126-lan10:05:170
19916991514,1cyclictest65850irq/126-lan09:55:170
19916991514,1cyclictest65850irq/126-lan09:45:160
19916991514,1cyclictest65850irq/126-lan09:40:210
19916991514,1cyclictest65850irq/126-lan09:30:220
19916991514,1cyclictest65850irq/126-lan09:05:180
19916991514,1cyclictest65850irq/126-lan08:55:110
19916991514,1cyclictest65850irq/126-lan08:45:220
19916991514,1cyclictest65850irq/126-lan08:25:200
19916991514,1cyclictest65850irq/126-lan08:05:180
19916991514,1cyclictest65850irq/126-lan07:15:150
19916991414,0cyclictest65850irq/126-lan09:25:120
19916991414,0cyclictest65850irq/126-lan07:20:180
19916991413,1cyclictest65850irq/126-lan12:30:140
19916991413,1cyclictest65850irq/126-lan08:15:190
19916991413,1cyclictest65850irq/126-lan07:45:140
19916991413,1cyclictest65850irq/126-lan07:40:200
19916991313,0cyclictest65850irq/126-lan11:40:120
19916991313,0cyclictest65850irq/126-lan11:10:140
19916991313,0cyclictest65850irq/126-lan10:20:090
19916991313,0cyclictest65850irq/126-lan08:30:160
19916991313,0cyclictest65850irq/126-lan07:30:180
19916991312,1cyclictest65850irq/126-lan10:30:130
19916991312,1cyclictest65850irq/126-lan10:10:120
19916991211,1cyclictest65850irq/126-lan12:25:150
19916991211,1cyclictest65850irq/126-lan10:00:160
19916991211,1cyclictest65850irq/126-lan09:35:180
19916991111,0cyclictest65850irq/126-lan12:20:160
19916991010,0cyclictest65850irq/126-lan08:10:110
199319998,1cyclictest743-21snmpd08:36:093
199319998,1cyclictest741-21lldpd12:21:313
199219998,1cyclictest743-21snmpd09:14:211
199169998,1cyclictest65850irq/126-lan10:25:180
199319988,0cyclictest743-21snmpd10:56:223
199319988,0cyclictest743-21snmpd08:48:543
199319988,0cyclictest743-21snmpd07:58:473
199319988,0cyclictest741-21lldpd12:05:503
199319988,0cyclictest741-21lldpd10:29:053
199319988,0cyclictest741-21lldpd09:56:033
199319988,0cyclictest741-21lldpd09:54:063
199319987,1cyclictest743-21snmpd11:54:243
199319987,1cyclictest741-21lldpd10:51:373
199319986,2cyclictest743-21snmpd10:05:233
199269988,0cyclictest743-21snmpd12:34:532
199269988,0cyclictest743-21snmpd08:45:062
199269988,0cyclictest741-21lldpd11:16:182
199269988,0cyclictest741-21lldpd10:26:052
199269988,0cyclictest741-21lldpd10:10:112
199269987,1cyclictest743-21snmpd11:34:322
199269987,1cyclictest743-21snmpd10:55:222
199269987,1cyclictest743-21snmpd09:01:432
199269986,2cyclictest743-21snmpd11:01:582
199269986,2cyclictest743-21snmpd07:41:402
199219988,0cyclictest743-21snmpd11:42:231
199219988,0cyclictest743-21snmpd11:14:521
199219988,0cyclictest743-21snmpd09:43:111
199219988,0cyclictest743-21snmpd09:06:071
199219988,0cyclictest743-21snmpd07:36:421
199219988,0cyclictest741-21lldpd08:59:291
199219987,1cyclictest743-21snmpd11:01:461
199219987,1cyclictest743-21snmpd08:25:281
199219987,1cyclictest743-21snmpd07:54:191
199219987,1cyclictest741-21lldpd08:45:121
199219986,2cyclictest743-21snmpd10:22:151
199219986,2cyclictest743-21snmpd10:04:561
199219986,2cyclictest743-21snmpd09:56:291
199219986,2cyclictest743-21snmpd09:38:141
199219986,2cyclictest2358-21cat07:45:151
199319977,0cyclictest743-21snmpd09:29:133
199319977,0cyclictest741-21lldpd12:15:193
199319977,0cyclictest741-21lldpd11:41:543
199319977,0cyclictest741-21lldpd10:14:353
199319977,0cyclictest741-21lldpd09:12:043
199319977,0cyclictest741-21lldpd09:02:103
199319977,0cyclictest741-21lldpd08:05:163
199319977,0cyclictest741-21lldpd07:47:113
199319977,0cyclictest22689-21gltestperf12:30:143
199319976,1cyclictest743-21snmpd11:59:483
199319976,1cyclictest743-21snmpd11:03:133
199319976,1cyclictest743-21snmpd09:49:233
199319976,1cyclictest743-21snmpd07:25:433
199319976,1cyclictest3522-21cat09:05:153
199319976,1cyclictest32628-21cat10:15:133
199319976,1cyclictest1923-21cpuspeed_turbos10:20:123
199319975,2cyclictest743-21snmpd11:36:173
199319974,1cyclictest31325-21ld08:55:153
199319973,3cyclictest9158-21awk10:35:213
199319973,0cyclictest191rcu_preempt10:31:163
199319972,5cyclictest557-21NetworkManager09:36:333
199319972,5cyclictest557-21NetworkManager07:15:013
199319972,2cyclictest52-21ksoftirqd/311:15:233
199319972,2cyclictest12200-21cut08:10:133
199269977,0cyclictest743-21snmpd10:23:092
199269977,0cyclictest743-21snmpd09:54:202
199269977,0cyclictest743-21snmpd09:35:012
199269977,0cyclictest743-21snmpd09:22:522
199269977,0cyclictest743-21snmpd09:22:512
199269977,0cyclictest743-21snmpd07:21:062
199269977,0cyclictest741-21lldpd12:29:012
199269977,0cyclictest741-21lldpd11:36:302
199269977,0cyclictest741-21lldpd10:37:212
199269977,0cyclictest741-21lldpd09:17:262
199269977,0cyclictest741-21lldpd08:17:572
199269977,0cyclictest741-21lldpd07:30:232
199269976,1cyclictest743-21snmpd10:48:372
199269976,1cyclictest573-21in:imuxsock11:55:152
199269975,2cyclictest743-21snmpd12:07:242
199269975,2cyclictest743-21snmpd11:07:372
199219977,0cyclictest743-21snmpd12:32:161
199219977,0cyclictest743-21snmpd12:14:121
199219977,0cyclictest743-21snmpd10:28:181
199219977,0cyclictest741-21lldpd12:24:531
199219977,0cyclictest741-21lldpd12:03:401
199219977,0cyclictest741-21lldpd07:55:151
199219976,1cyclictest9953-21gltestperf09:20:161
199219976,1cyclictest9953-21gltestperf09:20:151
199219976,1cyclictest743-21snmpd12:16:391
199219976,1cyclictest743-21snmpd11:29:171
199219976,1cyclictest743-21snmpd10:52:191
199219976,1cyclictest743-21snmpd10:41:271
199219976,1cyclictest743-21snmpd10:07:411
199219976,1cyclictest743-21snmpd08:13:561
199219976,1cyclictest741-21lldpd07:15:041
199219976,1cyclictest20154-21cpuspeed_turbos08:30:121
199219975,2cyclictest743-21snmpd11:51:511
199219975,2cyclictest743-21snmpd09:47:231
199219975,2cyclictest743-21snmpd09:16:071
199219975,2cyclictest743-21snmpd08:53:421
199219972,5cyclictest557-21NetworkManager08:17:581
199319966,0cyclictest743-21snmpd09:44:293
199319966,0cyclictest522-21avahi-daemon12:02:013
199319966,0cyclictest522-21avahi-daemon11:26:333
199319966,0cyclictest522-21avahi-daemon08:52:093
199319965,1cyclictest741-21lldpd08:20:363
199319965,1cyclictest20197-21fschecks_count11:05:133
199319965,0cyclictest191rcu_preempt08:29:273
199319965,0cyclictest191rcu_preempt07:10:123
199319964,2cyclictest743-21snmpd11:48:113
199319963,0cyclictest191rcu_preempt09:18:393
199319962,3cyclictest7973-21apt-get08:00:133
199319962,3cyclictest26323-21df10:00:133
199319962,3cyclictest10869-21sed09:20:233
199319962,3cyclictest10869-21sed09:20:233
199269966,0cyclictest743-21snmpd12:38:372
199269966,0cyclictest741-21lldpd09:59:212
199269966,0cyclictest522-21avahi-daemon09:43:512
199269966,0cyclictest522-21avahi-daemon08:28:242
199269966,0cyclictest506-21systemd-resolve11:53:032
199269965,1cyclictest8593-21needreboot08:00:172
199269965,1cyclictest743-21snmpd11:27:112
199269965,1cyclictest743-21snmpd10:33:002
199269965,1cyclictest743-21snmpd07:11:182
199269965,1cyclictest522-21avahi-daemon12:22:342
199269965,1cyclictest22171-21cpuspeed_turbos08:35:142
199269964,2cyclictest743-21snmpd09:27:132
199269964,2cyclictest743-21snmpd08:21:082
199269963,3cyclictest557-21NetworkManager07:50:252
199269963,2cyclictest17037-21ntpq12:15:172
199269962,4cyclictest557-21NetworkManager08:59:452
199269962,3cyclictest32493-21fw_forwarded_lo10:15:122
199269962,3cyclictest23800-21awk11:15:002
199269962,3cyclictest15641-21users12:10:222
199269961,5cyclictest557-21NetworkManager11:46:232
199269960,5cyclictest3864-21ntpq09:05:182
199219966,0cyclictest743-21snmpd09:26:311
199219966,0cyclictest743-21snmpd09:04:071
199219966,0cyclictest743-21snmpd08:37:481
199219966,0cyclictest741-21lldpd10:15:431
199219966,0cyclictest741-21lldpd07:24:081
199219966,0cyclictest26210-21idleruntime-cro12:40:001
199219966,0cyclictest14411-21gltestperf09:30:151
199219965,1cyclictest741-21lldpd12:05:001
199219965,1cyclictest20291-21fschecks_count07:10:131
199219965,1cyclictest10417-21cat08:05:181
199219964,2cyclictest743-21snmpd09:51:441
199219964,2cyclictest743-21snmpd07:33:371
199219963,3cyclictest32444-21cut07:40:121
199219962,3cyclictest16521-21memory10:55:161
199169965,1cyclictest25395-21unixbench_multi08:40:210
199169964,2cyclictest10354-21cat10:40:160
199319955,0cyclictest743-21snmpd10:41:063
199319955,0cyclictest522-21avahi-daemon11:32:013
199319955,0cyclictest522-21avahi-daemon08:31:203
199319955,0cyclictest25714-21unixbench_multi12:35:213
199319954,1cyclictest743-21snmpd07:36:543
199319954,1cyclictest28908-21ntpq07:30:173
199319954,0cyclictest191rcu_preempt07:50:153
199319953,2cyclictest717-21ntpd08:42:143
199319953,1cyclictest191rcu_preempt12:25:163
199319952,2cyclictest24133-21seq07:20:053
199319952,2cyclictest14138-21grep09:30:143
199319952,2cyclictest0-21swapper/312:10:193
199319952,0cyclictest191rcu_preempt11:11:483
199319952,0cyclictest191rcu_preempt07:42:043
199319951,4cyclictest557-21NetworkManager08:15:023
199319951,1cyclictest191rcu_preempt11:20:163
199269955,0cyclictest741-21lldpd11:42:002
199269955,0cyclictest741-21lldpd07:45:232
199269954,1cyclictest743-21snmpd07:55:262
199269952,3cyclictest557-21NetworkManager10:40:352
199269952,3cyclictest557-21NetworkManager09:45:012
199269952,2cyclictest6800-21sed09:10:212
199269952,2cyclictest25036-21pmu-power08:40:192
199269952,2cyclictest22170-21cpu07:15:122
199269952,2cyclictest11780-21seq12:02:192
199219955,0cyclictest741-21lldpd08:00:071
199219955,0cyclictest522-21avahi-daemon08:23:141
199219954,1cyclictest743-21snmpd11:55:421
199219953,2cyclictest743-21snmpd10:35:481
199219953,2cyclictest743-21snmpd07:27:251
199219953,2cyclictest20770-21ntpq11:05:171
199219952,2cyclictest5469-21sed11:45:211
199219952,2cyclictest31666-21seq11:32:451
199219952,2cyclictest30399-21cut10:10:141
199219952,2cyclictest26661-21sed11:20:151
199219951,4cyclictest557-21NetworkManager10:31:101
199219951,3cyclictest32443-21dpkg11:35:001
199319940,1cyclictest12699-21ntpq10:45:173
199269944,0cyclictest522-21avahi-daemon10:05:082
199269943,1cyclictest3678-21kworker/2:1+events11:20:082
199269943,1cyclictest3678-21kworker/2:1+events07:27:462
199269941,2cyclictest28216-21dpkg08:50:012
199269941,2cyclictest26147-21sort10:00:122
199269941,2cyclictest20251-21entropy08:30:122
199269941,2cyclictest14314-21head10:50:142
199269941,2cyclictest12555-21missed_timers08:10:162
199269941,2cyclictest10704-21ntpq08:05:202
199269940,4cyclictest14811-21ntpq09:30:182
199269940,3cyclictest31037-21ntp_states07:35:172
199219942,2cyclictest12058-21grep10:45:131
199219941,2cyclictest20621-21fschecks_time12:25:131
199219940,4cyclictest24793-21ntpq11:15:191
199219940,4cyclictest24302-21diskstats08:40:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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