You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-26 - 02:28

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 Thu Jun 25, 2026 12:43:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17470992019,1cyclictest65850irq/126-lan10:20:130
17470991918,1cyclictest65850irq/126-lan11:45:190
17470991918,1cyclictest65850irq/126-lan07:45:180
17470991818,0cyclictest65850irq/126-lan07:40:230
17470991817,1cyclictest65850irq/126-lan10:30:170
17470991817,1cyclictest65850irq/126-lan09:15:160
17470991817,1cyclictest65850irq/126-lan08:40:120
17470991817,1cyclictest65850irq/126-lan08:20:160
17470991817,1cyclictest65850irq/126-lan07:55:180
17470991717,0cyclictest65850irq/126-lan08:45:170
17470991716,1cyclictest65850irq/126-lan11:33:470
17470991716,1cyclictest65850irq/126-lan11:20:110
17470991716,1cyclictest65850irq/126-lan10:40:170
17470991716,1cyclictest65850irq/126-lan09:30:120
17470991716,1cyclictest65850irq/126-lan07:50:110
17470991616,0cyclictest65850irq/126-lan12:05:160
17470991616,0cyclictest65850irq/126-lan10:25:120
17470991616,0cyclictest65850irq/126-lan10:05:140
17470991616,0cyclictest65850irq/126-lan07:17:100
17470991615,1cyclictest65850irq/126-lan11:25:140
17470991615,1cyclictest65850irq/126-lan09:25:010
17470991615,1cyclictest65850irq/126-lan08:55:110
17470991615,1cyclictest65850irq/126-lan08:50:160
17470991615,1cyclictest65850irq/126-lan08:30:120
17470991615,1cyclictest65850irq/126-lan08:15:180
17470991515,0cyclictest65850irq/126-lan12:20:170
17470991515,0cyclictest65850irq/126-lan12:02:090
17470991515,0cyclictest65850irq/126-lan11:05:090
17470991515,0cyclictest65850irq/126-lan09:55:120
17470991515,0cyclictest65850irq/126-lan08:25:100
17470991514,1cyclictest65850irq/126-lan12:25:110
17470991514,1cyclictest65850irq/126-lan10:35:130
17470991514,1cyclictest65850irq/126-lan09:42:280
17470991514,1cyclictest65850irq/126-lan08:00:160
17470991414,0cyclictest65850irq/126-lan12:30:090
17470991414,0cyclictest65850irq/126-lan11:15:100
17470991414,0cyclictest65850irq/126-lan10:00:000
17470991414,0cyclictest65850irq/126-lan09:50:150
17470991414,0cyclictest65850irq/126-lan08:14:220
17470991414,0cyclictest65850irq/126-lan08:06:100
17470991413,1cyclictest65850irq/126-lan11:50:170
17470991413,1cyclictest65850irq/126-lan10:57:380
17470991413,1cyclictest65850irq/126-lan10:55:000
17470991413,1cyclictest65850irq/126-lan07:20:110
17470991413,1cyclictest65850irq/126-lan07:10:170
17477991313,0cyclictest743-21snmpd08:23:172
17477991313,0cyclictest20003-21cat11:10:132
17470991313,0cyclictest65850irq/126-lan07:25:050
17470991312,1cyclictest65850irq/126-lan12:35:010
17470991312,1cyclictest65850irq/126-lan11:35:110
17470991312,1cyclictest65850irq/126-lan11:00:090
17470991312,1cyclictest65850irq/126-lan10:45:150
17470991312,1cyclictest65850irq/126-lan09:35:110
17477991212,0cyclictest743-21snmpd10:37:592
17477991212,0cyclictest743-21snmpd09:08:032
17470991212,0cyclictest65850irq/126-lan11:55:140
17470991212,0cyclictest65850irq/126-lan11:42:100
17470991212,0cyclictest65850irq/126-lan10:10:530
17470991212,0cyclictest65850irq/126-lan09:48:100
17470991211,1cyclictest65850irq/126-lan12:15:180
17470991211,1cyclictest65850irq/126-lan12:10:110
17470991211,1cyclictest65850irq/126-lan08:35:150
17470991211,1cyclictest65850irq/126-lan07:35:150
17477991111,0cyclictest743-21snmpd12:33:112
17477991111,0cyclictest743-21snmpd12:10:312
17477991111,0cyclictest743-21snmpd12:03:582
17477991111,0cyclictest743-21snmpd11:43:332
17477991111,0cyclictest743-21snmpd11:39:372
17477991111,0cyclictest743-21snmpd11:17:352
17477991111,0cyclictest743-21snmpd11:04:052
17477991111,0cyclictest743-21snmpd10:16:032
17477991111,0cyclictest743-21snmpd09:21:192
17477991111,0cyclictest743-21snmpd09:01:062
17477991111,0cyclictest743-21snmpd08:57:422
17477991111,0cyclictest743-21snmpd08:50:152
17477991111,0cyclictest743-21snmpd07:58:312
17477991111,0cyclictest28197-21cat07:35:122
17477991111,0cyclictest1898-21cat07:50:132
17470991111,0cyclictest65850irq/126-lan09:05:370
17470991111,0cyclictest65850irq/126-lan09:00:100
17470991110,1cyclictest65850irq/126-lan11:10:160
17477991010,0cyclictest743-21snmpd11:57:182
17477991010,0cyclictest743-21snmpd11:49:122
17477991010,0cyclictest743-21snmpd11:25:052
17477991010,0cyclictest743-21snmpd10:12:302
17477991010,0cyclictest743-21snmpd09:52:292
17470991010,0cyclictest65850irq/126-lan10:15:170
174809999,0cyclictest743-21snmpd12:05:563
174779999,0cyclictest743-21snmpd08:39:472
174779998,1cyclictest743-21snmpd12:29:572
174729998,1cyclictest743-21snmpd07:31:001
174709998,1cyclictest65850irq/126-lan09:23:100
174709998,1cyclictest65850irq/126-lan09:10:150
174809988,0cyclictest743-21snmpd12:21:493
174809988,0cyclictest743-21snmpd11:31:383
174809988,0cyclictest743-21snmpd10:10:543
174809988,0cyclictest743-21snmpd09:21:433
174809988,0cyclictest743-21snmpd08:54:453
174809988,0cyclictest743-21snmpd08:42:033
174809988,0cyclictest743-21snmpd07:53:433
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional