You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-21 - 06:37

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 100 highest latencies:
System rack8slot6s.osadl.org (updated Tue Jul 21, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1611991918,1cyclictest65850irq/126-lan00:15:120
1611991818,0cyclictest65850irq/126-lan22:15:190
1611991817,1cyclictest65850irq/126-lan23:05:170
1611991817,1cyclictest65850irq/126-lan21:40:150
1611991817,1cyclictest65850irq/126-lan20:25:120
1611991817,1cyclictest65850irq/126-lan19:25:210
1617991717,0cyclictest743-21snmpd21:15:362
1611991717,0cyclictest65850irq/126-lan21:15:150
1611991717,0cyclictest65850irq/126-lan21:05:140
1611991717,0cyclictest65850irq/126-lan20:38:160
1611991716,1cyclictest65850irq/126-lan23:00:180
1611991716,1cyclictest65850irq/126-lan22:30:140
1611991716,1cyclictest65850irq/126-lan20:50:140
1611991716,1cyclictest65850irq/126-lan20:30:140
1611991716,1cyclictest65850irq/126-lan19:55:110
1611991716,1cyclictest65850irq/126-lan19:50:170
1611991716,1cyclictest65850irq/126-lan00:05:150
1611991716,1cyclictest65850irq/126-lan00:00:150
1617991616,0cyclictest743-21snmpd21:14:472
1611991616,0cyclictest65850irq/126-lan23:13:150
1611991616,0cyclictest65850irq/126-lan22:20:220
1611991616,0cyclictest65850irq/126-lan19:39:260
1611991616,0cyclictest65850irq/126-lan19:15:170
1611991616,0cyclictest65850irq/126-lan19:10:190
1611991616,0cyclictest65850irq/126-lan00:34:130
1611991615,1cyclictest65850irq/126-lan23:55:120
1611991615,1cyclictest65850irq/126-lan22:40:160
1611991615,1cyclictest65850irq/126-lan22:35:140
1611991615,1cyclictest65850irq/126-lan22:25:120
1611991615,1cyclictest65850irq/126-lan21:55:150
1611991615,1cyclictest65850irq/126-lan20:10:140
1611991615,1cyclictest65850irq/126-lan20:05:130
1611991615,1cyclictest65850irq/126-lan00:35:180
1617991515,0cyclictest4472-21cat21:55:152
1611991515,0cyclictest65850irq/126-lan23:35:140
1611991515,0cyclictest65850irq/126-lan21:10:200
1611991515,0cyclictest65850irq/126-lan20:45:200
1611991515,0cyclictest65850irq/126-lan19:45:010
1611991515,0cyclictest65850irq/126-lan19:20:420
1611991514,1cyclictest65850irq/126-lan22:49:140
1611991514,1cyclictest65850irq/126-lan22:05:160
1611991514,1cyclictest65850irq/126-lan22:00:180
1611991514,1cyclictest65850irq/126-lan19:30:140
1611991514,1cyclictest65850irq/126-lan00:10:170
1611991513,1cyclictest65850irq/126-lan00:20:150
1617991414,0cyclictest743-21snmpd23:13:502
1617991414,0cyclictest743-21snmpd22:36:562
1617991414,0cyclictest743-21snmpd20:26:352
1617991414,0cyclictest743-21snmpd19:19:442
1617991414,0cyclictest743-21snmpd00:33:112
1617991414,0cyclictest24453-21cat20:05:152
1617991414,0cyclictest1169-21cat00:25:152
1611991413,1cyclictest65850irq/126-lan23:45:190
1611991413,1cyclictest65850irq/126-lan23:40:130
1611991413,1cyclictest65850irq/126-lan20:20:120
1611991413,1cyclictest65850irq/126-lan20:18:060
1617991313,0cyclictest743-21snmpd23:38:252
1617991313,0cyclictest743-21snmpd23:20:582
1617991313,0cyclictest743-21snmpd22:23:562
1617991313,0cyclictest743-21snmpd21:36:332
1617991313,0cyclictest743-21snmpd19:32:272
1617991313,0cyclictest31531-21cat00:20:162
1611991313,0cyclictest65850irq/126-lan23:25:160
1611991313,0cyclictest65850irq/126-lan22:55:130
1611991313,0cyclictest65850irq/126-lan20:00:110
1611991313,0cyclictest65850irq/126-lan00:25:150
1611991312,1cyclictest65850irq/126-lan21:49:430
1611991312,1cyclictest65850irq/126-lan20:40:110
1617991212,0cyclictest743-21snmpd23:56:232
1617991212,0cyclictest743-21snmpd23:28:192
1617991212,0cyclictest743-21snmpd20:51:012
1617991212,0cyclictest743-21snmpd20:39:582
1617991212,0cyclictest743-21snmpd19:54:332
1617991212,0cyclictest743-21snmpd19:45:122
1617991212,0cyclictest743-21snmpd00:17:072
1617991212,0cyclictest10996-21cat22:10:152
1617991212,0cyclictest10996-21cat22:10:152
161499128,4cyclictest743-21snmpd22:32:321
1611991212,0cyclictest65850irq/126-lan23:54:150
1611991212,0cyclictest65850irq/126-lan23:20:130
1611991212,0cyclictest65850irq/126-lan21:00:150
1611991211,1cyclictest65850irq/126-lan22:52:500
1617991111,0cyclictest743-21snmpd19:28:242
161499118,3cyclictest743-21snmpd21:41:361
161499118,3cyclictest743-21snmpd00:14:201
161499116,5cyclictest743-21snmpd20:01:221
1611991111,0cyclictest65850irq/126-lan21:31:130
1617991010,0cyclictest743-21snmpd19:10:082
161499108,2cyclictest741-21lldpd22:25:501
161499106,4cyclictest743-21snmpd21:30:541
161499106,4cyclictest743-21snmpd21:17:211
161499106,4cyclictest743-21snmpd20:20:481
161499100,4cyclictest10071perl00:25:141
161199109,1cyclictest65850irq/126-lan23:30:130
161199109,1cyclictest65850irq/126-lan21:20:190
161199109,1cyclictest65850irq/126-lan20:55:120
1611991010,0cyclictest65850irq/126-lan21:25:180
1611991010,0cyclictest65850irq/126-lan19:40:180
16219996,3cyclictest743-21snmpd21:18:453
16179999,0cyclictest743-21snmpd20:33:262
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional