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Subject: Re: os_process_error, "OS process timed out."
From: J Chris Anderson <jchris@gmail.com>
In-Reply-To: <b57c4e1c1002280738v119464cx9dfcc3aa4360b42@mail.gmail.com>
Date: Sun, 28 Feb 2010 09:35:32 -0800
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References: <b57c4e1c1002280650s2f48a5edt18842df41c6de19a@mail.gmail.com>
 <b57c4e1c1002280738v119464cx9dfcc3aa4360b42@mail.gmail.com>
To: user@couchdb.apache.org


On Feb 28, 2010, at 7:38 AM, Robert Campbell wrote:

> I did increase the os_process_timeout in the Configurator from 5
> seconds to 20 seconds, but I need to really speed this up. Any
> suggestions or tricks? Perhaps changing the structure of the document?
>=20

The os process timeout should have no bearing on plain GET and PUT of =
large documents. It is when those documents are serialized and sent to =
the query server for map reduce, show, list, etc that the os process is =
involved.=20

I'll assume you are reading via a view.

1.2 MB seems large but not that large. If you post your JavaScript view =
code we can help you diagnose it.

Chris

>=20
>=20
> On Sun, Feb 28, 2010 at 3:50 PM, Robert Campbell <rrc7cz@gmail.com> =
wrote:
>> I just added a large field to one of my documents. It's an array of
>> 3,840 maps. The total structure clocks in at around 1.22MB.
>>=20
>> I'm now getting {"error":"os_process_error","reason":"OS process =
timed
>> out."} whenever I try to read this document.
>>=20
>> I'm surprised, because I previously attached 52MB of images to this
>> documents without encountering any issues.
>>=20
>> Does anyone have any ideas what could have caused this or ways to fix =
it?
>>=20
>> Rob
>>=20