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List:       tomcat-user
Subject:    Re: Does Tomcat supports serialize session access?
From:       Mark Thomas <markt () apache ! org>
Date:       2018-05-18 14:15:22
Message-ID: 0b3c695e-0043-a1a8-208a-71b10eabe06c () apache ! org
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On 18/05/2018 14:39, Suvendu Sekhar Mondal wrote:
> Hello Everyone,
> 
> We recently migrate our apps from Websphere(WAS) to Tomcat. We are
> using httpd 2.4.10 in front of multiple Tomcat 7.0.55.
> 
> There is one feature of WAS that I am interested about and I am
> looking for it everywhere in Tomcat world but could not found any
> source. Feature called "serialize session access". If you turn that
> "on", then it prohibits concurrent session access in a given JVM. It
> ensures that only one request can access the session data at a time.
> 
> My questions are:
> Is there any similar feature exists in Tomcat?
No.

> Does Tomcat works like that way - by default?
No.

> Is there any setting in Tomcat web container which can make processing
> synchronized?
No.

You could implement equivalent behaviour (within a single JVM) if you 
sync'd on the session object.

Mark

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