Dan Langille wrote:
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> Pascal Clermont wrote:
>> Hi,
>> I was reading the archives and stumbled upon "[Bacula-users] Improving 
>> Backup speed" thread which caught my eye since I am having issues.
>> we backup over 6TB of small files during a full usually started on Friday 
>> night these are far from being finished on Mondays. the transfer on the wire 
>> is usually finished within 24 hours.
>> My bottleneck being "Dir inserting Attributes" in my database. I only have 
>> 2.5 Gb of ram on that machine and intend to upgrade by the end of the month. 
>> (so far we intend to upgrade to 8gb of ram)
>>
>> Something in the thread caught my eye :
>>
>> "
>> On Thu, 15 Jan 2009 13:31:54 +0100, Bruno Friedmann <bruno AT ioda-net DOT 
>> ch>
>> wrote:
>> I added the following indexes:
>>
>> CREATE INDEX File_JobId_idx ON File(JobId);
>> CREATE INDEX File_PathId_idx ON File(PathId);
>> CREATE INDEX File_FilenameId_idx ON File(FilenameId);
>> CREATE INDEX Path_PathId_idx ON Path(PathId);
>> CREATE INDEX Job_FileSetId_idx ON Job(FileSetId);
>> CREATE INDEX Job_ClientId_idx ON Job(ClientId);
>> CREATE INDEX File_FilenameId-PathId_idx ON File(FilenameId,PathId);
>> ....
>> ....
>> It remains to be seen whether the added indexing will impact insert/update
>> performance, but I'll take a small performance hit if it means faster
>> restores and sanity checks. "
>>
>> As I am no database expert, Would I benefit from creating these indexes in 
>> order to speed up attributes inserting?
>> My database is already at 137G in size with only about 3 months of jobs. 
>> I've ran the dbcheck a few times ( which takes ~48 hours to complete ) but 
>> do not feel an improvement once that is done.
>>
>>
>> Any tips/comments concerning improving database insertion would be greatly 
>> appreciated.
> 
> I don't see any mention of MySQL or PostgreSQL.  Which are you using?
I am using postgresql 8

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