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Re: [Duplicity-talk] passwd/group inefficiencies
From: |
Ben Escoto |
Subject: |
Re: [Duplicity-talk] passwd/group inefficiencies |
Date: |
Thu, 07 Aug 2003 22:03:22 -0700 |
>>>>> "MBP" == Martin Pool <address@hidden>
>>>>> wrote the following on Fri, 8 Aug 2003 13:15:24 +1000
MBP> While I was experimenting with it, I noticed that it seems to
MBP> spend an enormous amount of effort pointlessly re-reading the
MBP> user and password files. strace -e trace=open shows
Ouch, I didn't realize the password file got reread with every
pwd.getpwuid call.
MBP> It seems to be a safe assumption that not too many users will
MBP> be created in the course of a backup run. Perhaps it would be
MBP> worth inserting a read-only cache in that file -- just read
MBP> both files up front and stick them in dictionaries?
Right. I just filed a bug about it.
(https://savannah.nongnu.org/bugs/?func=detailbug&bug_id=4666&group_id=3199)
--
Ben Escoto
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