LMDB : mdb_drop is slow

To: openldap-technical@openldap.org
Subject: LMDB : mdb_drop is slow
From: Venkat Murty <venkat.murty@gmail.com>
Date: Tue, 3 Feb 2015 09:52:45 -0800
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I have a lmdb environment in linux with 4K (MDB_dbi) databases. The size of the whole lmdb file is around 500G.

foreach (MDB_dbi db in databases)

{

mdb_drop (txn, db, 0);

}

This process takes more that 10 hours. Is it reasonable ?

Thanks,

Venkat Murty

_______________________

Cogito ergo sum

Follow-Ups:
- Re: LMDB : mdb_drop is slow
  - From: Howard Chu <hyc@symas.com>