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RP/TUX 9.0/TUX 9.1 : GWTDOMAIN consume High CPU (Doc ID 777471.1)

Last updated on SEPTEMBER 14, 2023

Applies to:

Oracle Tuxedo - Version 6.4 and later
Information in this document applies to any platform.
Information in this document applies to any platform



Goal

DESCRIPTION:
In customer environment, there are about 30 domains connect to this TUX90 domain.
After the TUX90 domain startup about one day, the CPU of the GWTDOMAIN will arise to 20%-30%.

From the truss result, you can find the following information:
1.
select(65534, 0x000000011019E570, 0x00000001101A0570, 0x00000001101A2570, 0x000000011019E560) = 1
yield()						= 
_select(65534, 0x000000011019E570, 0x00000001101A0570, 0x00000001101A2570, 0x000000011019E560) = 1
yield()						= 
_select(65534, 0x000000011019E570, 0x00000001101A0570, 0x00000001101A2570, 0x000000011019E560) = 1
yield()						= 
_select(65534, 0x000000011019E570, 0x00000001101A0570, 0x00000001101A2570, 0x000000011019E560) = 1
yield()						= 
 ...

2. There is no more error message in ULOG.

3. Capture many times network package using sniffer, but cannot find any abnormal packages.

4. Run the "ps -elm" looply, find 5 threads in sleep status, and 1 thread in Running status.

5. Run the "netstat -an" looply, cannot find the abnormal socket connections about the GWTDOMAIN port:7792,
all is established.

6. The customer said there is no firewall between this domain and other domains.

CONFIGURATION:
Tuxedo 9.0
Tuxedo 9.1

Solution

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In this Document
Goal
Solution
References

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