[rabbitmq-discuss] Rabbit crash, new persister

John Apps johndapps at gmail.com
Fri Jun 18 19:41:03 BST 2010

I define the RABBITMQ_* variables thus:


which leads to log and DB being defined under RABBITMQ_BASE. Good to have as
I am running 3 different versions of RabbitMQ right now, 1.7.1, 1.7.2 and
1.8.0. No need, really, it was just so easy to setup.

2010/6/18 Øyvind Tjervaag <oyvind at tjervaag.com>

> Hi Matthew!
> Thanks for the quick reply!
> On Jun 18, 2010, at 6:01 PM, Matthew Sackman wrote:
> > Hi Øyvind,
> >
> > On Fri, Jun 18, 2010 at 05:41:43PM +0200, Øyvind Tjervaag wrote:
> >> Having some problems with getting my new persister install stable.
> Running the new persister branch on Windows (compiled rabbit on OSX).
> Checked out latest sources maybe a bit over a week ago. When I don't stress
> rabbit too much it's behaving very well, but if I up my publish rate I can
> get it to crash after a couple of minutes. Maybe even under a minute.
> >
> > This looks like a permission error. Is rabbit allowed to delete under
> > c:/Documents and Settings/Administrator/Application
> Data/RabbitMQ/db/rabbit-mnesia ?
> > It's trying to delete files in there, but getting eaccess error codes
> > back which the erlang documentation suggests is "Missing permission for
> > the file or one of its parents".
> Ah, yes I thinks so. erl.exe is running as Administrator (local), and I've
> started the rabbit-server just in a console logged in as Administrator.
> Windows claims that this user has full access tho this folder and the ones
> below / above it. Would it be worth moving the whole mnesia and log folders
> out of the application and settings folder, give full permissions there and
> give it another try? Can this location be set in the config file?
> >
> >> When publishing small messages (maybe a couple of KB's) a couple of
> times per second, everything is seemingly stable and running for days. It
> crashes however when the messages comes in at 5 msgs/sec and the message
> size is around 500KB. Just doing a basic publish followed by a tx.commit for
> every message. Also I've been trying to figure out how to use the
> Channelflow in the .Net lib. Right now I don't have any code checking for
> it, but what exactly do I check for? Will I get it in one of the events?
> >
> > The client should handle the channel.flow automatically. In the case of
> > the Java client, it looks like it just blocks the caller until the
> > server allows the client to send again. I would expect the .Net client
> > to behave similarly - basically, you shouldn't have to worry about it -
> > the client takes care of it for you.
> That's handy :) good to know I hadn't missed something basic ;)
> Thanks again!
> Øyvind
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John Apps
(49) 171 869 1813
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