Hi,
OK, docs corrected and clarified.  Thanks for pointing that out.

Yoav Shapira
Millennium Research Informatics


>-----Original Message-----
>From: Dirk Verbeeck [mailto:[EMAIL PROTECTED]
>Sent: Tuesday, August 10, 2004 12:55 PM
>To: Tomcat Developers List
>Subject: Re: JDBC pool configuration bug/ugliness
>
>This is a documentation bug, it should be:
>     <!-- Maximum number of idle dB connections to retain in pool.
>          Set to -1 for no limit.
>          -->
>
>A connection is considered idle when it is returned to the pool by
>calling conn.close()
>So by setting maxIdle=0 you never get any connection in the pool
>effectively disabling the pooling.
>This is probably not what you want.
>
>In your case you want to use the minEvictableIdleTimeMillis parameter.
>http://jakarta.apache.org/commons/dbcp/configuration.html
>
>If a connection is unused (idle) for xxx msec then the pool will close
>it.
>
>-- Dirk
>
>Wojciech Sobczuk wrote:
>
>> hey,
>>
>> i hope that i'm getting to the right people with this email.  anyway,
>> the tomcat JDBC connection pool docs state:
>>
>>    <!-- Maximum number of idle dB connections to retain in pool.
>>         Set to 0 for no limit.
>>         -->
>>    <parameter>
>>      <name>maxIdle</name>
>>      <value>30</value>
>>    </parameter>
>>
>>
>> well due to this i have to have at least one db connection per
website
>> using the database. i'm running a host with 30 such websites and each
>> has 1 DB connections at all times.
>> this isn't exactly critical but i'd like to have those connections
>> dropped and opened up when
>> they're needed, and not at all times like now.  the configuration
>> doesn't allow you
>> to set maximum number of idle connections to 0 (anyway, when is a
>> connection considered idle?
>> that isn't covered by the configuration either at least the docs
don't
>> mention it).
>>
>> so i'm proposing to allow the user to set the max idle connection
number
>> to 0 so that all
>> unused connections for a site can be reclaimed and there isn't always
>> one hanging around.
>> plus to allow the user to set what an idle connection means (how many
>> seconds have to pass without a query before a connection is condered
to
>> be idle).
>>
>> thanks,
>> Wojtek
>>
>
>
>
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