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2026-07-10 - 08:57

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 Fri Jul 10, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5319991918,1cyclictest65850irq/126-lan22:00:010
5319991818,0cyclictest65850irq/126-lan22:55:190
5319991817,1cyclictest65850irq/126-lan21:05:170
5319991817,1cyclictest65850irq/126-lan19:55:110
5319991817,1cyclictest65850irq/126-lan00:30:130
5319991817,1cyclictest65850irq/126-lan00:27:170
5319991817,1cyclictest65850irq/126-lan00:15:120
5319991717,0cyclictest65850irq/126-lan22:50:140
5319991717,0cyclictest65850irq/126-lan00:35:130
5319991716,1cyclictest65850irq/126-lan23:55:220
5319991716,1cyclictest65850irq/126-lan23:34:560
5319991716,1cyclictest65850irq/126-lan20:06:460
5319991716,1cyclictest65850irq/126-lan19:50:160
5319991716,1cyclictest65850irq/126-lan19:35:130
5319991616,0cyclictest65850irq/126-lan22:45:170
5319991616,0cyclictest65850irq/126-lan21:55:190
5319991616,0cyclictest65850irq/126-lan21:51:200
5319991616,0cyclictest65850irq/126-lan21:37:060
5319991616,0cyclictest65850irq/126-lan20:01:020
5319991616,0cyclictest65850irq/126-lan19:15:190
5319991615,1cyclictest65850irq/126-lan23:00:120
5319991615,1cyclictest65850irq/126-lan22:30:140
5319991615,1cyclictest65850irq/126-lan22:10:130
5319991615,1cyclictest65850irq/126-lan21:20:160
5319991615,1cyclictest65850irq/126-lan20:50:110
5319991615,1cyclictest65850irq/126-lan20:45:140
5319991615,1cyclictest65850irq/126-lan20:35:150
5319991615,1cyclictest65850irq/126-lan20:30:120
5319991615,1cyclictest65850irq/126-lan20:20:100
5319991615,1cyclictest65850irq/126-lan19:45:150
5319991515,0cyclictest65850irq/126-lan23:20:190
5319991515,0cyclictest65850irq/126-lan22:25:190
5319991515,0cyclictest65850irq/126-lan22:15:510
5319991514,1cyclictest65850irq/126-lan20:15:160
5319991514,1cyclictest65850irq/126-lan20:15:150
5319991414,0cyclictest65850irq/126-lan22:35:170
5319991414,0cyclictest65850irq/126-lan21:01:280
5319991413,1cyclictest65850irq/126-lan23:50:150
5319991413,1cyclictest65850irq/126-lan23:35:190
5319991413,1cyclictest65850irq/126-lan22:09:380
5319991413,1cyclictest65850irq/126-lan20:27:190
5319991313,0cyclictest65850irq/126-lan21:45:170
5319991313,0cyclictest65850irq/126-lan20:10:140
5319991312,1cyclictest65850irq/126-lan21:40:140
5319991312,1cyclictest65850irq/126-lan21:25:200
5319991312,1cyclictest65850irq/126-lan21:10:140
5319991312,1cyclictest65850irq/126-lan20:40:170
5319991312,1cyclictest65850irq/126-lan00:20:180
5319991212,0cyclictest65850irq/126-lan23:12:130
5319991212,0cyclictest65850irq/126-lan22:22:050
5319991212,0cyclictest65850irq/126-lan19:30:170
5319991212,0cyclictest65850irq/126-lan19:20:120
5319991212,0cyclictest65850irq/126-lan00:10:160
5319991211,1cyclictest65850irq/126-lan22:40:200
5319991211,1cyclictest65850irq/126-lan00:06:430
5319991111,0cyclictest65850irq/126-lan23:15:140
5319991111,0cyclictest65850irq/126-lan21:15:150
5319991110,1cyclictest65850irq/126-lan23:45:180
5319991110,1cyclictest65850irq/126-lan23:25:160
5319991110,1cyclictest65850irq/126-lan00:00:240
5319991010,0cyclictest65850irq/126-lan23:40:160
5319991010,0cyclictest65850irq/126-lan21:30:130
5319991010,0cyclictest65850irq/126-lan20:55:110
5319991010,0cyclictest65850irq/126-lan19:40:180
53259998,1cyclictest743-21snmpd22:56:383
53259998,1cyclictest743-21snmpd21:45:203
53259998,1cyclictest743-21snmpd19:23:473
53249998,1cyclictest743-21snmpd22:13:072
53249998,1cyclictest743-21snmpd21:41:092
53249998,1cyclictest741-21lldpd20:32:022
53249998,1cyclictest741-21lldpd19:50:372
53239998,1cyclictest743-21snmpd23:58:581
53239998,1cyclictest743-21snmpd23:17:391
53239998,1cyclictest743-21snmpd20:31:571
53239998,1cyclictest522-21avahi-daemon00:35:131
53239998,1cyclictest23230-21dump-pmu-power23:50:001
53199999,0cyclictest65850irq/126-lan23:10:000
53259988,0cyclictest743-21snmpd23:55:223
53259988,0cyclictest743-21snmpd20:11:123
53259988,0cyclictest743-21snmpd00:05:233
53259988,0cyclictest741-21lldpd23:00:193
53259988,0cyclictest741-21lldpd00:25:413
53259988,0cyclictest741-21lldpd00:18:203
53259987,1cyclictest743-21snmpd22:33:353
53259987,1cyclictest743-21snmpd22:24:103
53259987,1cyclictest743-21snmpd21:13:173
53259987,1cyclictest743-21snmpd20:40:303
53259987,1cyclictest741-21lldpd22:43:053
53259986,2cyclictest743-21snmpd00:01:443
53249988,0cyclictest743-21snmpd23:31:552
53249988,0cyclictest743-21snmpd19:49:522
53249988,0cyclictest743-21snmpd19:43:022
53249988,0cyclictest741-21lldpd19:11:032
53249987,1cyclictest743-21snmpd20:18:412
53249987,1cyclictest743-21snmpd20:18:412
53249987,1cyclictest743-21snmpd19:38:052
53249987,1cyclictest741-21lldpd00:33:502
53249986,2cyclictest743-21snmpd22:53:232
53249986,2cyclictest743-21snmpd22:34:232
53249986,2cyclictest743-21snmpd21:25:542
53249986,2cyclictest743-21snmpd20:49:062
53249986,2cyclictest743-21snmpd19:18:332
53249986,2cyclictest743-21snmpd00:11:372
53239988,0cyclictest741-21lldpd23:36:581
53239988,0cyclictest741-21lldpd23:34:511
53239988,0cyclictest741-21lldpd20:56:191
53239987,1cyclictest743-21snmpd23:07:361
53239987,1cyclictest743-21snmpd19:10:091
53239986,2cyclictest743-21snmpd19:23:441
53239986,2cyclictest717-21ntpd23:53:501
53239986,2cyclictest717-21ntpd23:40:591
53239986,2cyclictest717-21ntpd23:25:091
53239986,2cyclictest717-21ntpd23:20:581
53239986,2cyclictest717-21ntpd23:10:321
53239986,2cyclictest717-21ntpd22:57:061
53239986,2cyclictest717-21ntpd22:50:031
53239986,2cyclictest717-21ntpd22:46:071
53239986,2cyclictest717-21ntpd22:28:481
53239986,2cyclictest717-21ntpd22:00:081
53239986,2cyclictest717-21ntpd21:55:461
53239986,2cyclictest717-21ntpd21:08:511
53239986,2cyclictest717-21ntpd20:50:061
53239986,2cyclictest717-21ntpd20:46:021
53239986,2cyclictest717-21ntpd20:41:391
53239986,2cyclictest717-21ntpd20:36:121
53239986,2cyclictest717-21ntpd20:11:151
53239986,2cyclictest717-21ntpd20:02:071
53239986,2cyclictest717-21ntpd19:30:591
53239986,2cyclictest717-21ntpd19:15:481
53239986,2cyclictest717-21ntpd00:25:291
53239986,2cyclictest717-21ntpd00:21:201
53239986,2cyclictest717-21ntpd00:05:361
53239986,2cyclictest717-21ntpd00:04:361
53239986,2cyclictest2267-21cat20:20:141
53199988,0cyclictest65850irq/126-lan19:10:230
53199987,1cyclictest65850irq/126-lan19:25:190
53259977,0cyclictest743-21snmpd22:04:073
53259977,0cyclictest743-21snmpd21:38:233
53259977,0cyclictest743-21snmpd21:34:113
53259977,0cyclictest743-21snmpd21:15:103
53259977,0cyclictest743-21snmpd20:55:293
53259977,0cyclictest743-21snmpd00:34:183
53259977,0cyclictest741-21lldpd23:40:133
53259977,0cyclictest741-21lldpd19:33:233
53259977,0cyclictest522-21avahi-daemon23:47:213
53259976,1cyclictest743-21snmpd23:18:213
53259976,1cyclictest743-21snmpd20:09:473
53259976,1cyclictest741-21lldpd21:29:023
53259976,1cyclictest522-21avahi-daemon22:16:553
53259976,1cyclictest522-21avahi-daemon19:10:243
53259976,1cyclictest25256-21idleruntime-cro23:55:003
53259975,2cyclictest743-21snmpd22:11:403
53259975,2cyclictest743-21snmpd21:53:273
53259975,2cyclictest743-21snmpd19:15:453
53259975,2cyclictest743-21snmpd00:40:003
53259974,3cyclictest743-21snmpd20:33:543
53259974,2cyclictest244-20systemd-journal20:25:033
53249977,0cyclictest743-21snmpd23:28:512
53249977,0cyclictest743-21snmpd22:15:372
53249977,0cyclictest743-21snmpd19:29:582
53249977,0cyclictest741-21lldpd21:56:142
53249977,0cyclictest741-21lldpd19:31:332
53249976,1cyclictest743-21snmpd22:23:372
53249976,1cyclictest743-21snmpd00:01:502
53249976,1cyclictest741-21lldpd00:08:102
53249975,2cyclictest743-21snmpd23:12:472
53249975,2cyclictest743-21snmpd22:59:502
53249975,2cyclictest743-21snmpd22:25:402
53249975,2cyclictest743-21snmpd20:44:492
53249973,3cyclictest28973-21diskstats22:45:142
53249973,3cyclictest24014-21apt-get21:15:152
53239977,0cyclictest743-21snmpd22:40:161
53239977,0cyclictest743-21snmpd19:50:191
53239977,0cyclictest741-21lldpd21:04:461
53239977,0cyclictest741-21lldpd19:43:001
53239976,1cyclictest743-21snmpd21:29:151
53239976,1cyclictest743-21snmpd20:25:131
53239976,1cyclictest20418-21ntp_kernel_pll_19:45:161
53239975,2cyclictest743-21snmpd22:05:481
53259966,0cyclictest743-21snmpd19:55:513
53259966,0cyclictest741-21lldpd23:38:073
53259966,0cyclictest741-21lldpd23:24:043
53259966,0cyclictest741-21lldpd21:02:143
53259965,1cyclictest743-21snmpd19:39:083
53259965,1cyclictest743-21snmpd19:27:343
53259965,1cyclictest741-21lldpd22:51:463
53259964,2cyclictest743-21snmpd22:06:153
53259964,2cyclictest743-21snmpd21:21:113
53259964,2cyclictest743-21snmpd20:22:333
53259964,2cyclictest13414-21cat23:25:133
53259963,3cyclictest26062-21grep20:00:133
53259963,2cyclictest4043-21cut00:20:153
53259962,3cyclictest473-21sed00:10:213
53259962,3cyclictest17941-21perl19:40:123
53249966,0cyclictest743-21snmpd23:47:282
53249966,0cyclictest743-21snmpd20:57:352
53249966,0cyclictest743-21snmpd20:01:532
53249966,0cyclictest741-21lldpd23:37:482
53249966,0cyclictest741-21lldpd22:00:382
53249966,0cyclictest741-21lldpd21:51:432
53249966,0cyclictest741-21lldpd21:05:102
53249966,0cyclictest741-21lldpd00:25:172
53249966,0cyclictest522-21avahi-daemon21:45:552
53249966,0cyclictest522-21avahi-daemon20:50:242
53249965,1cyclictest741-21lldpd23:59:212
53249965,1cyclictest10260-21latency_hist23:20:002
53249964,2cyclictest743-21snmpd20:21:572
53249963,2cyclictest27806-21awk21:24:592
53249962,3cyclictest9356-21seq20:36:512
53249962,3cyclictest743-21snmpd21:00:102
53249962,3cyclictest25443-21pluginstate20:00:012
53249962,3cyclictest22524-21ls21:10:142
53239966,0cyclictest743-21snmpd22:13:541
53239966,0cyclictest743-21snmpd21:39:021
53239966,0cyclictest741-21lldpd21:33:221
53239966,0cyclictest741-21lldpd00:11:071
53239965,1cyclictest743-21snmpd21:48:001
53239965,1cyclictest743-21snmpd21:43:031
53239965,1cyclictest743-21snmpd21:20:051
53239965,1cyclictest743-21snmpd19:35:251
53239965,1cyclictest1630-21cat00:15:141
53239964,2cyclictest743-21snmpd21:18:201
53239963,2cyclictest25611-21ntp_states22:35:171
53239963,2cyclictest23744-21idleruntime-cro21:15:011
53239962,3cyclictest6309-21memory21:50:151
53259955,0cyclictest741-21lldpd23:06:523
53259954,1cyclictest743-21snmpd19:53:303
53259954,1cyclictest29153-21gltestperf22:45:153
53259952,2cyclictest8820-21wc21:55:223
53259952,2cyclictest25187-21cat22:35:123
53259952,2cyclictest244-20systemd-journal19:48:003
53259952,2cyclictest15309-21dpkg23:30:003
53259952,2cyclictest1004-21sed20:15:193
53259952,2cyclictest1004-21sed20:15:193
53259951,3cyclictest20154-21diskstats21:05:133
53259950,3cyclictest8452-21cat23:14:593
53249955,0cyclictest743-21snmpd23:50:492
53249955,0cyclictest741-21lldpd21:34:262
53249955,0cyclictest741-21lldpd20:11:132
53249955,0cyclictest522-21avahi-daemon22:05:542
53249955,0cyclictest522-21avahi-daemon00:37:472
53249954,1cyclictest743-21snmpd23:20:182
53249954,1cyclictest743-21snmpd23:01:452
53249953,2cyclictest743-21snmpd22:37:252
53249953,2cyclictest743-21snmpd21:35:052
53249953,2cyclictest743-21snmpd20:06:142
53249952,2cyclictest3237-21base6400:20:002
53249951,3cyclictest244-20systemd-journal19:22:112
53239954,1cyclictest743-21snmpd22:31:291
53239954,1cyclictest717-21ntpd20:15:361
53239954,1cyclictest717-21ntpd20:15:361
53239953,2cyclictest2952-21cut23:00:161
53239953,2cyclictest12025-21cat19:25:161
53239952,3cyclictest557-21NetworkManager22:17:031
53239951,3cyclictest28991-21ntpq20:05:161
53259943,1cyclictest0-21swapper/322:25:143
53259941,3cyclictest12284-21grep20:45:123
53259941,2cyclictest7972-21grep20:35:123
53259941,2cyclictest14260-21expr20:50:143
53259940,4cyclictest2458-21ntpq21:40:183
53249943,1cyclictest19470-21apt-get23:40:112
53249941,2cyclictest5320-21sh23:05:192
53249941,2cyclictest4006-21entropy20:25:122
53249940,3cyclictest4574-21sed00:20:202
53249940,3cyclictest27082-21fw_conntrack22:40:132
53239942,2cyclictest7763-21cat00:30:121
53239940,4cyclictest19534-21ntpq22:20:181
53239940,3cyclictest24530-21ntpq19:55:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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