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List:       openldap-technical
Subject:    Re: Lock conflicts?
From:       Howard Chu <hyc () symas ! com>
Date:       2024-03-11 15:07:11
Message-ID: 0178c915-8bde-13c6-fbb3-1c6314736588 () symas ! com
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rzhou44@tutamail.com wrote:
> At work we have a program that actively reads/writes into LMDB file. This program \
> uses MDB_NOLOCK (why, I'm not sure yet). 
> Can I safely read/write to this LMDB file using my own programs or mdb_ command \
> line tools?

No.

> I worry that those (which by default use lock files) could conflict
> with the manual locking of the existing program and cause data corruptions.

You would have to use exactly the same locking code as the other program uses. And \
the mdb_ command line tools don't support any other locking methods.

-- 
  -- Howard Chu
  CTO, Symas Corp.           http://www.symas.com
  Director, Highland Sun     http://highlandsun.com/hyc/
  Chief Architect, OpenLDAP  http://www.openldap.org/project/


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