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Re: Has anyone done any scalability work on dbms_lock?

From: Tim Gorman <tim_at_sagelogix.com>
Date: Thu, 22 Jan 2004 20:24:34 -0800
Message-ID: <F001.005DDEBA.20040122202434@fatcity.com>


DBMS_LOCK manipulates the same enqueue mechanism that Oracle uses for just about everything. Same as every other type of lock shown in V$LOCK, just type = "UL".

Thus, any problems in DBMS_LOCK would be shared by just about every facet of session-level concurrency in the RDBMS...

on 1/21/04 5:49 AM, Nuno Souto at nsouto_at_optusnet.com.au wrote:

> As in: does it present an inherent or hidden performance
> problem when a lot of sessions try to lock/release the same
> lock? Or how many lock/release per second. Or some other
> idea of how efficient it is?
>
> Need to use it in a design, but not sure of any potential
> performance hits or scalability issues. Any ideas?
>
> TIA.
> Cheers
> Nuno Souto
> nsouto_at_optusnet.com.au

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Author: Tim Gorman
  INET: tim_at_sagelogix.com

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Received on Thu Jan 22 2004 - 22:24:34 CST

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