You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-01-04 - 06:16

OSADL QA Farm on Real-time of Mainline Linux

About - Hardware - CPUs - Benchmarks - Graphics - Benchmarks - Kernels - Boards/Distros - Latency monitoring - Latency plots - System data - Profiles - Compare - Awards

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 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  
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 Sun Jan 04, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19341991918,1cyclictest65850irq/126-lan23:20:160
19341991918,1cyclictest65850irq/126-lan19:20:180
19341991818,0cyclictest65850irq/126-lan23:17:220
19341991818,0cyclictest65850irq/126-lan22:30:190
19341991818,0cyclictest65850irq/126-lan22:10:190
19341991818,0cyclictest65850irq/126-lan21:11:010
19341991818,0cyclictest65850irq/126-lan20:30:130
19341991817,1cyclictest65850irq/126-lan23:51:190
19341991817,1cyclictest65850irq/126-lan21:30:140
19341991817,1cyclictest65850irq/126-lan20:50:160
19341991717,0cyclictest65850irq/126-lan23:12:510
19341991716,1cyclictest65850irq/126-lan22:50:190
19341991716,1cyclictest65850irq/126-lan22:25:150
19341991716,1cyclictest65850irq/126-lan22:00:150
19341991716,1cyclictest65850irq/126-lan21:55:110
19341991716,1cyclictest65850irq/126-lan20:05:160
19341991616,0cyclictest65850irq/126-lan23:40:140
19341991616,0cyclictest65850irq/126-lan22:45:180
19341991616,0cyclictest65850irq/126-lan21:50:200
19341991616,0cyclictest65850irq/126-lan21:06:400
19341991616,0cyclictest65850irq/126-lan20:10:160
19341991616,0cyclictest65850irq/126-lan19:15:130
19341991616,0cyclictest65850irq/126-lan00:25:160
19341991615,1cyclictest65850irq/126-lan22:55:210
19341991615,1cyclictest65850irq/126-lan22:05:230
19341991615,1cyclictest65850irq/126-lan21:25:130
19341991615,1cyclictest65850irq/126-lan21:15:140
19341991615,1cyclictest65850irq/126-lan00:05:210
19341991515,0cyclictest65850irq/126-lan22:17:190
19341991515,0cyclictest65850irq/126-lan21:20:200
19341991515,0cyclictest65850irq/126-lan19:11:190
19341991514,1cyclictest65850irq/126-lan23:25:140
19341991514,1cyclictest65850irq/126-lan20:25:120
19341991514,1cyclictest65850irq/126-lan19:40:210
19341991414,0cyclictest65850irq/126-lan23:55:160
19341991414,0cyclictest65850irq/126-lan23:30:160
19341991414,0cyclictest65850irq/126-lan23:06:190
19341991414,0cyclictest65850irq/126-lan23:00:180
19341991414,0cyclictest65850irq/126-lan22:37:030
19341991414,0cyclictest65850irq/126-lan20:55:150
19341991414,0cyclictest65850irq/126-lan20:20:170
19341991413,1cyclictest65850irq/126-lan23:40:000
19341991413,1cyclictest65850irq/126-lan22:40:120
19341991413,1cyclictest65850irq/126-lan20:35:230
19341991413,1cyclictest65850irq/126-lan20:00:130
19341991413,1cyclictest65850irq/126-lan19:55:180
19341991413,1cyclictest65850irq/126-lan19:45:190
19341991413,1cyclictest65850irq/126-lan00:30:140
19341991413,1cyclictest65850irq/126-lan00:15:140
19341991413,1cyclictest65850irq/126-lan00:00:210
19341991313,0cyclictest65850irq/126-lan21:03:330
19341991312,1cyclictest65850irq/126-lan21:45:170
19341991312,1cyclictest65850irq/126-lan19:50:140
19341991312,1cyclictest65850irq/126-lan19:37:090
19341991312,1cyclictest65850irq/126-lan19:30:160
19356991211,1cyclictest18874-21kworker/3:1+events00:07:263
19341991211,1cyclictest65850irq/126-lan21:35:200
19341991211,1cyclictest65850irq/126-lan20:45:140
19356991111,0cyclictest743-21snmpd22:01:153
19356991111,0cyclictest13368-21cat22:50:153
19341991110,1cyclictest65850irq/126-lan23:45:190
19341991110,1cyclictest65850irq/126-lan22:20:190
19341991110,1cyclictest65850irq/126-lan20:40:190
19341991110,1cyclictest65850irq/126-lan00:10:160
19356991010,0cyclictest743-21snmpd20:59:073
19356991010,0cyclictest743-21snmpd19:31:513
1934799102,6cyclictest30769-21ntpq20:55:171
1934199109,1cyclictest65850irq/126-lan20:15:140
19341991010,0cyclictest65850irq/126-lan21:40:110
193569999,0cyclictest743-21snmpd23:44:073
193569999,0cyclictest743-21snmpd23:28:033
193569999,0cyclictest743-21snmpd23:08:393
193569999,0cyclictest743-21snmpd22:10:583
193569999,0cyclictest743-21snmpd21:15:263
193569999,0cyclictest743-21snmpd20:30:363
193569999,0cyclictest743-21snmpd20:14:333
193569999,0cyclictest743-21snmpd19:13:043
193569999,0cyclictest743-21snmpd00:17:503
193569999,0cyclictest27167-21cat22:05:163
193569998,1cyclictest743-21snmpd23:45:253
193569998,1cyclictest743-21snmpd20:38:073
193569998,1cyclictest743-21snmpd19:45:313
193569998,1cyclictest741-21lldpd22:43:553
193529998,1cyclictest743-21snmpd21:39:362
193529998,1cyclictest741-21lldpd00:19:422
193529996,2cyclictest18739-21grep23:05:002
193479998,1cyclictest743-21snmpd23:45:311
193479998,1cyclictest743-21snmpd00:26:531
193479998,0cyclictest191rcu_preempt22:10:181
193479997,0cyclictest191rcu_preempt23:55:141
193419999,0cyclictest65850irq/126-lan19:27:070
193419998,1cyclictest65850irq/126-lan00:35:150
193569988,0cyclictest743-21snmpd23:32:003
193569988,0cyclictest743-21snmpd23:15:033
193569988,0cyclictest743-21snmpd23:10:273
193569988,0cyclictest743-21snmpd22:34:323
193569988,0cyclictest743-21snmpd21:40:513
193569988,0cyclictest743-21snmpd21:32:143
193569988,0cyclictest743-21snmpd21:13:353
193569988,0cyclictest743-21snmpd20:40:523
193569988,0cyclictest743-21snmpd20:26:213
193569988,0cyclictest743-21snmpd20:24:333
193569988,0cyclictest743-21snmpd19:55:533
193569988,0cyclictest743-21snmpd19:40:053
193569988,0cyclictest743-21snmpd19:19:073
193569988,0cyclictest743-21snmpd00:27:293
193569988,0cyclictest743-21snmpd00:21:353
193569988,0cyclictest743-21snmpd00:13:233
193569988,0cyclictest743-21snmpd00:03:193
193569988,0cyclictest741-21lldpd21:20:213
193569988,0cyclictest20683-21cat21:50:143
193569988,0cyclictest11355-21cat22:45:143
193569987,1cyclictest743-21snmpd19:50:383
193569987,1cyclictest741-21lldpd23:53:003
193569986,2cyclictest743-21snmpd22:35:593
193529988,0cyclictest743-21snmpd23:57:402
193529988,0cyclictest743-21snmpd22:44:022
193529988,0cyclictest741-21lldpd22:59:212
193529988,0cyclictest741-21lldpd22:46:132
193529988,0cyclictest741-21lldpd20:47:292
193529988,0cyclictest741-21lldpd19:27:102
193529987,1cyclictest8100-21gltestperf21:20:132
193479988,0cyclictest743-21snmpd19:53:141
193479988,0cyclictest743-21snmpd00:16:531
193479988,0cyclictest741-21lldpd23:23:211
193479988,0cyclictest741-21lldpd22:25:011
193479988,0cyclictest741-21lldpd22:15:521
193479988,0cyclictest741-21lldpd19:14:581
193479987,1cyclictest743-21snmpd23:39:041
193479987,1cyclictest743-21snmpd23:19:211
193479987,1cyclictest743-21snmpd23:07:151
193479987,1cyclictest743-21snmpd22:02:301
193479987,1cyclictest741-21lldpd22:43:451
193479987,1cyclictest741-21lldpd20:33:431
193479987,1cyclictest741-21lldpd20:10:591
193479986,2cyclictest7771-21cat20:00:141
193479986,2cyclictest743-21snmpd21:34:081
193479986,2cyclictest743-21snmpd21:11:351
193479981,5cyclictest2360-21ntpq21:05:151
193479981,3cyclictest24741-21ntpq20:40:191
193419987,1cyclictest65850irq/126-lan00:20:230
193569977,0cyclictest743-21snmpd23:38:013
193569977,0cyclictest743-21snmpd22:17:493
193569977,0cyclictest743-21snmpd21:36:063
193569977,0cyclictest743-21snmpd21:28:173
193569977,0cyclictest743-21snmpd20:52:343
193569977,0cyclictest743-21snmpd00:39:363
193569977,0cyclictest741-21lldpd23:55:503
193569977,0cyclictest741-21lldpd23:02:193
193569977,0cyclictest741-21lldpd22:57:073
193569977,0cyclictest741-21lldpd20:47:253
193529977,0cyclictest743-21snmpd22:25:582
193529977,0cyclictest743-21snmpd21:31:172
193529977,0cyclictest743-21snmpd00:38:002
193529977,0cyclictest743-21snmpd00:23:172
193529977,0cyclictest741-21lldpd23:46:222
193529977,0cyclictest741-21lldpd23:36:482
193529977,0cyclictest741-21lldpd23:21:192
193529977,0cyclictest741-21lldpd22:35:092
193529977,0cyclictest741-21lldpd19:50:162
193529977,0cyclictest741-21lldpd19:37:142
193529977,0cyclictest741-21lldpd00:11:442
193529976,1cyclictest741-21lldpd19:13:042
193529976,1cyclictest23649-21needreboot23:15:182
193529975,2cyclictest743-21snmpd22:13:042
193529975,2cyclictest743-21snmpd21:45:032
193529975,2cyclictest743-21snmpd20:31:542
193529975,2cyclictest743-21snmpd20:18:002
193529973,3cyclictest2450-21ntp_states23:40:172
193479977,0cyclictest743-21snmpd20:23:241
193479977,0cyclictest741-21lldpd23:29:091
193479977,0cyclictest741-21lldpd22:23:481
193479977,0cyclictest741-21lldpd00:20:121
193479977,0cyclictest522-21avahi-daemon19:45:051
193479977,0cyclictest522-21avahi-daemon00:10:151
193479976,1cyclictest743-21snmpd23:02:141
193479976,1cyclictest743-21snmpd21:17:231
193479976,1cyclictest522-21avahi-daemon23:10:221
193479976,1cyclictest522-21avahi-daemon22:35:141
193479976,1cyclictest10135-21cat00:00:141
193479975,2cyclictest743-21snmpd19:39:081
193479975,2cyclictest15298-21head22:55:141
193479974,3cyclictest717-21ntpd21:35:201
193479973,3cyclictest1891-21fw_forwarded_lo23:40:131
193479973,2cyclictest0-21swapper/121:20:121
193479972,3cyclictest321rcuc/119:30:201
193479971,3cyclictest5622-21apt-get23:50:131
193479971,2cyclictest26774-21ntpq20:45:171
193479970,5cyclictest31960-21fw_forwarded_lo19:40:181
193479970,5cyclictest19079-21ntpq21:45:191
193479970,5cyclictest18647-21ntpq20:25:161
193479970,5cyclictest13325-21hddtemp_smartct22:50:141
193479970,3cyclictest22426-21fschecks_count00:30:141
193569966,0cyclictest741-21lldpd00:34:023
193569965,1cyclictest743-21snmpd19:36:133
193569965,1cyclictest522-21avahi-daemon21:01:563
193569963,3cyclictest679-21perl22:20:143
193569962,3cyclictest1810-21df21:05:113
193529966,0cyclictest743-21snmpd23:51:192
193529966,0cyclictest743-21snmpd22:21:132
193529966,0cyclictest743-21snmpd20:55:522
193529966,0cyclictest741-21lldpd23:05:452
193529966,0cyclictest741-21lldpd22:51:392
193529966,0cyclictest741-21lldpd22:30:092
193529966,0cyclictest741-21lldpd21:54:342
193529966,0cyclictest741-21lldpd21:10:292
193529966,0cyclictest741-21lldpd19:17:292
193529965,1cyclictest743-21snmpd21:00:372
193529965,1cyclictest743-21snmpd20:07:392
193529965,1cyclictest522-21avahi-daemon20:52:242
193529965,1cyclictest27377-21gltestperf23:25:152
193529965,1cyclictest1512-21fschecks_time19:45:132
193529964,2cyclictest743-21snmpd21:57:332
193529964,2cyclictest743-21snmpd21:15:352
193529964,2cyclictest743-21snmpd00:30:412
193529963,2cyclictest23935-21sed19:20:152
193529962,4cyclictest32597-21kworker/2:2-events23:30:182
193529962,2cyclictest28574-21cat22:10:002
193479965,1cyclictest741-21lldpd23:30:511
193479964,2cyclictest743-21snmpd00:36:581
193479963,1cyclictest191rcu_preempt20:15:151
193479962,2cyclictest0-21swapper/120:50:121
193479962,1cyclictest0-21swapper/100:05:161
193479961,3cyclictest21119-21ntpq21:50:171
193479961,1cyclictest26306-21ntpq19:25:161
193479961,1cyclictest22796-21ntpq20:35:221
193479960,4cyclictest24425-21ntpq19:20:181
193479960,4cyclictest23014-21taskset19:16:381
193479960,2cyclictest26053-21apt-get22:05:011
193479960,2cyclictest16244-21grep21:40:131
193479960,1cyclictest9359-21apt-get20:05:141
193569954,1cyclictest2878-21irqstats22:25:153
193569954,1cyclictest18874-21kworker/3:1+events20:15:193
193569952,3cyclictest18678-21awk21:45:163
193569952,2cyclictest23477-21cat21:55:183
193569951,3cyclictest7636-21fw_forwarded_lo20:00:123
193569951,3cyclictest10798-21sshd20:06:203
193529955,0cyclictest741-21lldpd00:03:122
193529955,0cyclictest522-21avahi-daemon20:22:222
193529955,0cyclictest3412-21idleruntime-cro21:09:592
193529954,1cyclictest743-21snmpd19:57:022
193529953,2cyclictest743-21snmpd21:40:302
193529953,2cyclictest743-21snmpd20:13:092
193529952,2cyclictest741-21lldpd21:29:382
193479955,0cyclictest741-21lldpd21:25:141
193479953,0cyclictest191rcu_preempt19:55:151
193479951,4cyclictest22313-21cpu21:55:101
193479951,2cyclictest32741-21ntpq21:00:161
193479950,3cyclictest4439-21apt-get22:30:141
193479950,3cyclictest11715-21ntpq22:45:171
193569941,2cyclictest26393-21collect219:25:173
193569941,2cyclictest24079-21latency19:20:163
193569940,3cyclictest25791-21ntpq23:20:173
193529943,1cyclictest25017-21ntpq22:00:172
193529941,2cyclictest7579-21grep20:00:132
193529941,2cyclictest32052-21hddtemp_smartct19:40:192
193529941,2cyclictest24086-21expr20:40:152
193529941,2cyclictest22042-21tr20:35:172
193529941,2cyclictest21473-21irqstats23:10:152
193529940,4cyclictest17999-21cut20:25:112
193529940,3cyclictest21003-21ntpq00:25:172
193529933,0cyclictest743-21snmpd19:30:092
193529931,2cyclictest743-21snmpd22:15:072
193529931,2cyclictest421ktimers/200:05:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional