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Message-ID: <4D2C8E7B.6050902@christopherschultz.net>
Date: Tue, 11 Jan 2011 12:08:11 -0500
From: Christopher Schultz <chris@christopherschultz.net>
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To: Tomcat Users List <users@tomcat.apache.org>
Subject: Re: Q? is it possible to patch an existing Tomcat server install
 in order to advance it 'in place' to a higher version?
References: <AANLkTikPbVfhSRm-HSgsHoTCah6qu89dPwSTjDPTPy1g@mail.gmail.com>
 <4D2C8739.7050407@christopherschultz.net> <4D2C881C.2020806@apache.org>
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Mark,

On 1/11/2011 11:41 AM, Mark Thomas wrote:
> On 11/01/2011 16:37, Christopher Schultz wrote:
>> Kevin,
>>
>> On 1/10/2011 5:21 PM, Kevin Murray wrote:
>>> I currently have a functioning Tomcat 5.5.25 server installed on 64-bit
>>> Linux and my goal is to advance to version Tomcat version 5.5.31
>>> Is the a method akin to applying a patch to my existing Tomcat 5.5.25
>>> install which will advance it to version 5.5.31 ?
>>
>> You could probably just unzip a new binary package on top of your old
>> one: anything new would be updated, but you might also inadvertently
>> overwrite customizations you've made to configuration files, etc.
>>
>> It's best to take Pid's advice and do a side-by-side. The advantage of
>> that is being able to roll-back with very little effort.
> 
> Look into using CATALINA_HOME/CATALINA_BASE. With that configured, it
> took me < 5 mins to upgrade the ASF test Jira instance from 6.0.29 to
> 7.0.6 and most of that was waiting for Jira to start (twice because I
> forgot to clear out the work directory the first time).

+1000

*Everyone* should use CATALINA_BASE, even if they aren't running
multiple instances, for just this one excellent example.

- -chris
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