You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2025-12-10 - 10:23

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 #7

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 rack8slot7s.osadl.org (updated Wed Dec 10, 2025 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26224992019,1cyclictest55650irq/125-lan22:09:331
26224991918,1cyclictest55650irq/125-lan23:36:521
26224991918,1cyclictest55650irq/125-lan23:21:181
26224991918,1cyclictest55650irq/125-lan23:13:041
26224991918,1cyclictest55650irq/125-lan22:59:541
26224991918,1cyclictest55650irq/125-lan22:52:231
26224991918,1cyclictest55650irq/125-lan22:38:501
26224991918,1cyclictest55650irq/125-lan22:33:331
26224991918,1cyclictest55650irq/125-lan22:26:371
26224991918,1cyclictest55650irq/125-lan22:15:351
26224991918,1cyclictest55650irq/125-lan21:45:431
26224991918,1cyclictest55650irq/125-lan21:44:471
26224991918,1cyclictest55650irq/125-lan21:28:221
26224991918,1cyclictest55650irq/125-lan21:15:201
26224991918,1cyclictest55650irq/125-lan21:02:591
26224991918,1cyclictest55650irq/125-lan20:14:081
26224991918,1cyclictest55650irq/125-lan19:58:391
26224991918,1cyclictest55650irq/125-lan00:30:071
26224991918,1cyclictest55650irq/125-lan00:03:511
26219991918,1cyclictest55650irq/125-lan19:41:240
26224991818,0cyclictest55650irq/125-lan23:51:211
26224991818,0cyclictest55650irq/125-lan23:40:401
26224991818,0cyclictest55650irq/125-lan21:56:561
26224991818,0cyclictest55650irq/125-lan19:50:421
26224991818,0cyclictest55650irq/125-lan00:07:211
26224991817,1cyclictest55650irq/125-lan23:56:131
26224991817,1cyclictest55650irq/125-lan23:46:301
26224991817,1cyclictest55650irq/125-lan23:32:531
26224991817,1cyclictest55650irq/125-lan23:25:211
26224991817,1cyclictest55650irq/125-lan23:06:051
26224991817,1cyclictest55650irq/125-lan23:03:051
26224991817,1cyclictest55650irq/125-lan22:45:141
26224991817,1cyclictest55650irq/125-lan22:41:081
26224991817,1cyclictest55650irq/125-lan22:20:121
26224991817,1cyclictest55650irq/125-lan22:10:311
26224991817,1cyclictest55650irq/125-lan21:53:211
26224991817,1cyclictest55650irq/125-lan21:35:431
26224991817,1cyclictest55650irq/125-lan21:20:461
26224991817,1cyclictest55650irq/125-lan20:53:291
26224991817,1cyclictest55650irq/125-lan20:36:051
26224991817,1cyclictest55650irq/125-lan20:26:471
26224991817,1cyclictest55650irq/125-lan00:36:141
26224991817,1cyclictest55650irq/125-lan00:25:181
26224991817,1cyclictest55650irq/125-lan00:20:151
26224991817,1cyclictest55650irq/125-lan00:18:591
26224991817,1cyclictest55650irq/125-lan00:12:291
26219991817,1cyclictest55650irq/125-lan19:17:510
26224991717,0cyclictest55650irq/125-lan23:15:071
26224991717,0cyclictest55650irq/125-lan22:03:371
26224991717,0cyclictest55650irq/125-lan21:31:381
26224991716,1cyclictest55650irq/125-lan20:56:521
26224991716,1cyclictest55650irq/125-lan20:32:191
26224991716,1cyclictest55650irq/125-lan20:21:471
26224991716,1cyclictest55650irq/125-lan20:15:231
26219991717,0cyclictest55650irq/125-lan19:11:140
26219991716,1cyclictest55650irq/125-lan19:50:310
26219991716,1cyclictest55650irq/125-lan19:35:220
26219991716,1cyclictest55650irq/125-lan19:28:380
26224991616,0cyclictest55650irq/125-lan20:06:251
26224991615,1cyclictest55650irq/125-lan21:11:191
26224991615,1cyclictest55650irq/125-lan20:00:191
26219991616,0cyclictest294-21hwrng22:40:090
26219991615,1cyclictest55650irq/125-lan19:49:150
26219991615,1cyclictest55650irq/125-lan19:21:300
26224991515,0cyclictest294-21hwrng20:49:341
26224991515,0cyclictest294-21hwrng19:11:151
26224991514,1cyclictest55650irq/125-lan21:06:531
26224991514,1cyclictest55650irq/125-lan20:40:251
26219991514,1cyclictest55650irq/125-lan19:33:540
2622499109,1cyclictest32615-21ntp_offset19:25:181
26224991010,0cyclictest294-21hwrng19:40:571
26224991010,0cyclictest294-21hwrng19:16:231
2621999108,2cyclictest21498-21ntp_kernel_err23:55:190
262249999,0cyclictest294-21hwrng19:35:501
262249999,0cyclictest294-21hwrng19:30:431
262199998,1cyclictest703-21snmpd23:31:450
262199998,1cyclictest703-21snmpd21:49:360
262199998,1cyclictest703-21snmpd21:30:420
262199998,1cyclictest703-21snmpd20:22:210
262199998,1cyclictest703-21snmpd00:08:090
262199998,1cyclictest18994-21ntp_kernel_pll_20:15:210
262199998,1cyclictest17130-21ntp_kernel_err20:10:200
262199996,2cyclictest703-21snmpd22:45:270
262199996,2cyclictest703-21snmpd22:14:320
262199996,2cyclictest703-21snmpd21:43:210
262199996,2cyclictest703-21snmpd20:39:370
262249988,0cyclictest703-21snmpd19:46:561
262249986,2cyclictest703-21snmpd19:21:431
262199988,0cyclictest703-21snmpd23:23:330
262199988,0cyclictest703-21snmpd23:11:180
262199988,0cyclictest294-21hwrng23:35:270
262199988,0cyclictest294-21hwrng21:56:070
262199988,0cyclictest294-21hwrng21:35:380
262199988,0cyclictest294-21hwrng21:11:040
262199988,0cyclictest294-21hwrng00:35:520
262199988,0cyclictest294-21hwrng00:32:470
262199988,0cyclictest294-21hwrng00:25:370
262199988,0cyclictest294-21hwrng00:22:330
262199988,0cyclictest294-21hwrng00:15:230
262199988,0cyclictest294-21hwrng00:10:160
262199987,1cyclictest703-21snmpd23:42:340
262199987,1cyclictest703-21snmpd20:27:000
262199987,1cyclictest703-21snmpd00:00:530
262199987,1cyclictest30974-21fschecks_count22:35:160
262199987,1cyclictest294-21hwrng22:01:140
262199987,1cyclictest21369-21collect222:55:190
262199987,1cyclictest15673-21collect222:20:180
262199986,2cyclictest9997-21cat22:15:140
262199986,2cyclictest703-21snmpd23:15:360
262199986,2cyclictest703-21snmpd23:06:050
262199986,2cyclictest703-21snmpd20:49:400
262199986,2cyclictest703-21snmpd20:44:550
262199986,2cyclictest10484-21cat23:45:140
262199985,2cyclictest703-21snmpd20:30:360
262199980,2cyclictest26962-21ssh23:00:210
262199977,0cyclictest703-21snmpd20:06:060
262199977,0cyclictest294-21hwrng23:26:150
262199977,0cyclictest294-21hwrng22:52:270
262199977,0cyclictest294-21hwrng22:25:490
262199977,0cyclictest294-21hwrng21:03:540
262199976,1cyclictest703-21snmpd22:31:250
262199976,1cyclictest15711-21grep23:50:130
262199976,1cyclictest12136-21/usr/sbin/munin21:15:170
262199976,1cyclictest0-21swapper/021:50:120
262199975,2cyclictest703-21snmpd21:28:200
262199975,2cyclictest703-21snmpd20:57:100
262199975,2cyclictest703-21snmpd19:58:500
262199974,2cyclictest703-21snmpd22:05:360
262199973,3cyclictest703-21snmpd21:05:040
262199955,0cyclictest294-21hwrng20:53:390
262199955,0cyclictest294-21hwrng20:00:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional