Re: could not write to hash-join temporary file: No space left on device

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Martín Marqués
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Re: could not write to hash-join temporary file: No space left on device
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51BE4622.2090909@2ndquadrant.com
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could not write to hash-join temporary file: No space left on device (Moshe Jacobson)
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could not write to hash-join temporary file: No space left on device Moshe Jacobson <moshe@neadwerx.com>
Re: could not write to hash-join temporary file: No space left on device Martín Marqués <martin@2ndquadrant.com>
Re: could not write to hash-join temporary file: No space left on device Martín Marqués <martin@2ndquadrant.com>
Re: could not write to hash-join temporary file: No space left on device Jeff Janes <jeff.janes@gmail.com> 
El 14/06/13 18:25, Moshe Jacobson escribió:
> My database is total around 100 gigs of data, and I have 50 gigs free on
> the volume, yet I get this error message. It was a simple join. Is there
> a way to see more information on why I got this error?

Hash-joins can use a lot of space on temp files. Try running the query 
and at the same time monitor disk usage from the database temp/ 
directory ($PGDATA/dboid/temp/).

-- 
Martín Marqués                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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