ID: 9388
User Update by: [EMAIL PROTECTED]
Status: Closed
Bug Type: ODBC related
Description: odbc_pconnect and hanging database connections

ODBC Pooling gained no performance win, I switched to MSSQL-Server, good performance, 
no more open persistent connections.

Previous Comments:
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[2001-02-22 11:42:47] [EMAIL PROTECTED]
Apache will keep a pconnection open no matter if it's a
keep-alive HTTP connection or not.
If you are on windows, you could try to use the odbc
drivermanager connection pooling feature and use
odbc_connect() in your scripts.

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[2001-02-22 11:10:18] [EMAIL PROTECTED]
When I open my Access Database with odbc_pconnect with NN4.7 on Apache 3.1.17, 
Netscape sends a "GET HTTP/1.0" request and a "Connection: Keep-Alive", but Apache 
answers with "Connection:close" (maybe he doesn't like keep alives with HTTP/1.0) and 
not with "Connection:timeout=15, max=100". 
With phpinfo I get "HTTP_CONNECTION=Keep-Alive", so php leaves a persistent connection 
open, but apache doesnt reuse it.
The result is an "out of disk space" after several calls. My workaround by now is to 
limit Apaches MaxRequestsPerChild, which results in a 3 second pause, when this limit 
is reached.

Gustav Graf


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[2001-02-21 17:23:42] [EMAIL PROTECTED]
When I open my Access Database with odbc_pconnect with NN4.7 on Apache 3.1.17, 
Netscape sends a "GET HTTP/1.1" request and a "Connection: Keep-Alive", but Apache 
answers with "Connection:close" (maybe he doesn't like keep alives with HTTP/1.0) and 
not with "Connection:timeout=15, max=100". 
With phpinfo I get "HTTP_CONNECTION=Keep-Alive", so php leaves a persistent connection 
open, but apache doesnt reuse it.
The result is an "out of disk space" after several calls. My workaround by now is to 
limit Apaches MaxRequestsPerChild, which results in a 3 second pause, when this limit 
is reached.

Gustav Graf

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Full Bug description available at: http://bugs.php.net/?id=9388


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