You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-13 - 20:23

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 #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 Sat Jun 13, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17992991919,0cyclictest65850irq/126-lan08:11:381
17992991918,1cyclictest65850irq/126-lan12:20:161
17992991817,1cyclictest65850irq/126-lan12:05:161
17992991817,1cyclictest65850irq/126-lan10:05:211
17992991817,1cyclictest65850irq/126-lan09:59:591
17992991717,0cyclictest65850irq/126-lan08:05:111
17992991716,1cyclictest65850irq/126-lan12:35:141
17992991716,1cyclictest65850irq/126-lan09:05:221
17992991716,1cyclictest65850irq/126-lan08:39:591
17992991616,0cyclictest65850irq/126-lan11:45:161
17992991616,0cyclictest65850irq/126-lan11:20:181
17992991616,0cyclictest65850irq/126-lan11:00:191
17992991616,0cyclictest65850irq/126-lan10:50:191
17992991616,0cyclictest65850irq/126-lan09:13:331
17992991616,0cyclictest65850irq/126-lan08:50:181
17992991616,0cyclictest65850irq/126-lan08:45:241
17992991616,0cyclictest65850irq/126-lan07:59:311
17992991616,0cyclictest65850irq/126-lan07:35:221
17992991615,1cyclictest65850irq/126-lan12:00:151
17992991615,1cyclictest65850irq/126-lan11:15:141
17992991615,1cyclictest65850irq/126-lan09:00:111
17992991615,1cyclictest65850irq/126-lan08:30:161
17992991615,1cyclictest65850irq/126-lan07:45:121
17997991515,0cyclictest743-21snmpd12:29:162
17997991515,0cyclictest743-21snmpd11:09:082
17997991515,0cyclictest743-21snmpd10:09:142
17997991515,0cyclictest743-21snmpd07:52:142
17997991514,1cyclictest743-21snmpd08:21:092
17992991515,0cyclictest65850irq/126-lan12:30:121
17992991515,0cyclictest65850irq/126-lan12:17:311
17992991515,0cyclictest65850irq/126-lan11:50:491
17992991515,0cyclictest65850irq/126-lan11:40:181
17992991515,0cyclictest65850irq/126-lan11:32:091
17992991515,0cyclictest65850irq/126-lan10:42:321
17992991515,0cyclictest65850irq/126-lan08:40:191
17992991515,0cyclictest65850irq/126-lan07:40:211
17992991514,1cyclictest65850irq/126-lan12:10:131
17992991514,1cyclictest65850irq/126-lan09:45:161
17992991514,1cyclictest65850irq/126-lan09:40:161
17992991514,1cyclictest65850irq/126-lan09:30:171
17997991414,0cyclictest743-21snmpd12:33:352
17997991414,0cyclictest743-21snmpd12:14:422
17997991414,0cyclictest743-21snmpd09:13:402
17997991414,0cyclictest20156-21cat09:50:132
17992991414,0cyclictest65850irq/126-lan11:10:161
17992991414,0cyclictest65850irq/126-lan11:05:151
17992991414,0cyclictest65850irq/126-lan10:30:161
17992991414,0cyclictest65850irq/126-lan09:15:121
17992991413,1cyclictest65850irq/126-lan12:25:141
17992991413,1cyclictest65850irq/126-lan11:35:211
17992991413,1cyclictest65850irq/126-lan11:25:121
17992991413,1cyclictest65850irq/126-lan10:25:161
17992991413,1cyclictest65850irq/126-lan09:50:201
17992991413,1cyclictest65850irq/126-lan08:25:211
17992991413,1cyclictest65850irq/126-lan08:15:111
17992991413,1cyclictest65850irq/126-lan07:25:131
17992991413,1cyclictest65850irq/126-lan07:15:151
17997991313,0cyclictest743-21snmpd12:05:312
17997991313,0cyclictest743-21snmpd11:59:302
17997991313,0cyclictest743-21snmpd10:33:342
17997991313,0cyclictest743-21snmpd10:18:152
17997991313,0cyclictest743-21snmpd09:30:192
17997991313,0cyclictest743-21snmpd09:27:022
17997991313,0cyclictest743-21snmpd09:17:462
17997991313,0cyclictest743-21snmpd08:59:192
17997991313,0cyclictest743-21snmpd08:49:332
17997991313,0cyclictest743-21snmpd07:48:492
17997991313,0cyclictest743-21snmpd07:30:522
17992991313,0cyclictest65850irq/126-lan09:35:291
17992991313,0cyclictest65850irq/126-lan08:55:191
17992991313,0cyclictest65850irq/126-lan08:20:321
17992991312,1cyclictest65850irq/126-lan11:55:181
17992991312,1cyclictest65850irq/126-lan10:10:081
17992991312,1cyclictest65850irq/126-lan09:20:191
17992991312,1cyclictest65850irq/126-lan07:50:161
17997991212,0cyclictest31100-21cat09:00:132
17992991212,0cyclictest65850irq/126-lan10:20:171
17992991212,0cyclictest65850irq/126-lan10:15:181
17992991211,1cyclictest65850irq/126-lan10:35:191
17992991211,1cyclictest65850irq/126-lan07:22:331
17997991111,0cyclictest743-21snmpd09:20:042
17992991111,0cyclictest65850irq/126-lan10:00:141
17992991111,0cyclictest65850irq/126-lan09:25:181
17992991111,0cyclictest65850irq/126-lan07:34:561
17992991110,1cyclictest65850irq/126-lan07:10:141
1798499118,3cyclictest743-21snmpd08:46:540
1799299109,1cyclictest65850irq/126-lan10:55:191
17992991010,0cyclictest65850irq/126-lan08:01:311
1798499107,3cyclictest743-21snmpd09:47:540
1798499106,4cyclictest743-21snmpd11:14:250
1798499106,4cyclictest743-21snmpd07:13:450
1798499105,2cyclictest743-21snmpd11:00:190
179979998,1cyclictest743-21snmpd10:36:242
179979994,4cyclictest717-21ntpd08:25:122
179929998,1cyclictest65850irq/126-lan10:45:171
179849997,2cyclictest743-21snmpd08:51:450
179849996,3cyclictest743-21snmpd09:42:340
179849996,3cyclictest743-21snmpd09:14:080
179849996,3cyclictest743-21snmpd07:45:340
179849996,3cyclictest741-21lldpd12:30:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional