5:12 AM
To: Tomcat Users List
Cc: Craig R. McClanahan
Subject: Re[2]: DBCP speed of lookup -vs- stored reference to
Datasource?
I was just making an attempt to avoid the
Double-Checked Locking issue and the article
http://www.cs.umd.edu/~pugh/java/memoryModel/DoubleCheckedLocking.html
)
-Original Message-
From: Jacob Kjome [mailto:hoju;visi.com]
Sent: Tuesday, October 29, 2002 5:12 AM
To: Tomcat Users List
Cc: Craig R. McClanahan
Subject: Re[2]: DBCP speed of lookup -vs- stored reference to
Datasource?
I was just making an attempt to avoid the
Double-Checked Locking
slower
RE before JDK 1.4)
-Original Message-
From: Jacob Kjome [mailto:hoju;visi.com]
Sent: Tuesday, October 29, 2002 5:12 AM
To: Tomcat Users List
Cc: Craig R. McClanahan
Subject: Re[2]: DBCP speed of lookup -vs- stored reference to
Datasource?
I was just making an attempt
I'm wondering what kind of performance penalty there is, if any, when doing
a full lookup of the Datasource object each and every time through JNDI
calls? Basically, does it make sense to do one lookup and store a local
copy for future use? The one problem I see with doing that is that if
://www.javaworld.com/javaworld/javaqa/2002-04/01-qa-0412-doublelock.html
-Original Message-
From: Jacob Kjome [mailto:hoju;visi.com]
Sent: Monday, October 28, 2002 3:08 PM
To: Tomcat Users List
Subject: DBCP speed of lookup -vs- stored reference to Datasource?
if (DS_INITIALIZED.equals(Boolean.FALSE
On Mon, 28 Oct 2002, Jacob Kjome wrote:
Date: Mon, 28 Oct 2002 08:08:09 -0600
From: Jacob Kjome [EMAIL PROTECTED]
Reply-To: Tomcat Users List [EMAIL PROTECTED]
To: Tomcat Users List [EMAIL PROTECTED]
Subject: DBCP speed of lookup -vs- stored reference to Datasource?
I'm wondering what
PROTECTED]
Subject: DBCP speed of lookup -vs- stored reference to Datasource?
I'm wondering what kind of performance penalty there is, if any, when doing
a full lookup of the Datasource object each and every time through JNDI
calls? Basically, does it make sense to do one lookup and store a local
]
To: Tomcat Users List [EMAIL PROTECTED]
Subject: DBCP speed of lookup -vs- stored reference to Datasource?
I'm wondering what kind of performance penalty there is, if any, when doing
a full lookup of the Datasource object each and every time through JNDI
calls? Basically, does it make sense
PROTECTED]
To: Tomcat Users List [EMAIL PROTECTED]
Subject: Re[2]: DBCP speed of lookup -vs- stored reference to Datasource?
Hello Craig,
seem comments inline below
Monday, October 28, 2002, 12:14:05 PM, you wrote:
CRM On Mon, 28 Oct 2002, Jacob Kjome wrote:
Date: Mon, 28 Oct 2002 08:08:09