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Re: Disk is full, what's cool to get rid of?

From: Erik Jones <erik(at)myemma(dot)com>
To: Jeff Frost <jeff(at)frostconsultingllc(dot)com>
Cc: Scott Marlowe <smarlowe(at)g2switchworks(dot)com>,General Postgresql List <pgsql-sql(at)postgresql(dot)org>
Subject: Re: Disk is full, what's cool to get rid of?
Date: 2006-07-27 20:00:03
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-sql
Awesome.  Makes sense as 5% is exactly the amount of space that appeared 
after running it.  Thanks!

Jeff Frost wrote:
> Depends what the default is on your system.  The default is 5% with 
> the version of mke2fs that I have here, so you would just:
> tune2fs -m 5 <devicename>
> to put it back.
> On Thu, 27 Jul 2006, Erik Jones wrote:
>> Awesome.  Do I need to reset that to any magic # after the vacuum?  
>> I'm not all that up on filesystem maintenance/tweaking...
>> Scott Marlowe wrote:
>>> I can't tell you the number of times that little trick has saved my
>>> life.
>>> On Thu, 2006-07-27 at 11:32, Jeff Frost wrote:
>>>> You can probably just "tune2fs -m 0 <device name>" to give yourself 
>>>> enough space to get out of the jam before you go deleting things.  
>>>> Then you might want to vacuum full afterwards.
>>>> On Thu, 27 Jul 2006, Erik Jones wrote:
>>>>> Hello, quick question.  I've run into an issue with the disk that 
>>>>> my development box is on filling up and preventing pretty much any 
>>>>> writing (inserts, updates, deletes, etc...) from happening.  Other 
>>>>> than some piddly text logs the db is pretty much the only thing on 
>>>>> the box.  So, my question is:  what can I do to free space and run 
>>>>> a full vacuum? (I was not the one who set up this box and there 
>>>>> has been virtually no administration or maintenance on it that I 
>>>>> know of...)  How about the WAL files in pg_xlog? How critical are 
>>>>> they when no data on the system is critical in and of itself?  Any 
>>>>> suggestions would be greatly appreciated...
>>> ---------------------------(end of 
>>> broadcast)---------------------------
>>> TIP 6: explain analyze is your friend

erik jones <erik(at)myemma(dot)com>
software development

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