[rabbitmq-discuss] Problems with RabbitMQ not responding on channel request

Thu Aug 19 12:51:44 BST 2010

Hey guys,

Looks like I found the offending change.. I'm attempting to compile a newer
version of Erlang now to see if this resolves the problem.

src/rabbit_exchange_type_topic.erl
branchbug23138changeset 45136c99455ffbc1
<http://hg.rabbitmq.com/rabbitmq-server/rev/6c99455ffbc1>parent
3982ce8aaaaaa101
<http://hg.rabbitmq.com/rabbitmq-server/diff/ce8aaaaaa101/src/rabbit_exchange_type_topic.erl>

       1 <http://hg.rabbitmq.com/rabbitmq-server/diff/6c99455ffbc1/src/rabbit_exchange_type_topic.erl#l1>

--- a/src/rabbit_exchange_type_topic.erl	Fri Jul 09 12:59:30 2010
+0100       2 <http://hg.rabbitmq.com/rabbitmq-server/diff/6c99455ffbc1/src/rabbit_exchange_type_topic.erl#l2>
+++ b/src/rabbit_exchange_type_topic.erl	Thu Aug 19 12:28:48 2010
+0100       3 <http://hg.rabbitmq.com/rabbitmq-server/diff/6c99455ffbc1/src/rabbit_exchange_type_topic.erl#l3>
@@ -67,8 +67,7 @@       4
<http://hg.rabbitmq.com/rabbitmq-server/diff/6c99455ffbc1/src/rabbit_exchange_type_topic.erl#l4>
                           Delivery).       5
<http://hg.rabbitmq.com/rabbitmq-server/diff/6c99455ffbc1/src/rabbit_exchange_type_topic.erl#l5>
        6 <http://hg.rabbitmq.com/rabbitmq-server/diff/6c99455ffbc1/src/rabbit_exchange_type_topic.erl#l6>
 split_topic_key(Key) ->       7
<http://hg.rabbitmq.com/rabbitmq-server/diff/6c99455ffbc1/src/rabbit_exchange_type_topic.erl#l7>
-    KeySplit = re:split(Key, "\\.", [{return, list}]),       8
<http://hg.rabbitmq.com/rabbitmq-server/diff/6c99455ffbc1/src/rabbit_exchange_type_topic.erl#l8>
-    KeySplit.       9
<http://hg.rabbitmq.com/rabbitmq-server/diff/6c99455ffbc1/src/rabbit_exchange_type_topic.erl#l9>
+    re:split(Key, "\\.", [{return, list}]).      10
<http://hg.rabbitmq.com/rabbitmq-server/diff/6c99455ffbc1/src/rabbit_exchange_type_topic.erl#l10>
       11 <http://hg.rabbitmq.com/rabbitmq-server/diff/6c99455ffbc1/src/rabbit_exchange_type_topic.erl#l11>
 topic_matches(PatternKey, RoutingKey) ->      12
<http://hg.rabbitmq.com/rabbitmq-server/diff/6c99455ffbc1/src/rabbit_exchange_type_topic.erl#l12>
     P = split_topic_key(PatternKey),


On Thu, Aug 19, 2010 at 1:56 AM, Cal Leeming [Simplicity Media Ltd] <
cal.leeming at simplicitymedialtd.co.uk> wrote:

>
>
> ---------- Forwarded message ----------
> From: Cal Leeming [Simplicity Media Ltd] <
> cal.leeming at simplicitymedialtd.co.uk>
> Date: Thu, Aug 19, 2010 at 1:56 AM
> Subject: Re: [rabbitmq-discuss] Problems with RabbitMQ not responding on
> channel request
> To: "Cal Leeming [Simplicity Media Ltd]" <
> cal.leeming at simplicitymedialtd.co.uk>, rabbitmq-discuss at lists.rabbitmq.com
>
>
> Hey Matthew,
>
> As far as I know, there is only a single instance of Erlang installed on
> the server.
>
> However, I think it's safe to assume that I am probably doing something
> wrong when compiling the RabbitMQ from scratch, so I'm going to have another
> play around and see if I can figure out what is happening.
>
> Thank you for all your help :)
>
> Cal
>
> On Thu, Aug 19, 2010 at 1:42 AM, Matthew Sackman <matthew at rabbitmq.com>wrote:
>
>> On Thu, Aug 19, 2010 at 01:36:33AM +0100, Cal Leeming [Simplicity Media
>> Ltd] wrote:
>> > Also, now that I reverted back to the original RabbitMQ (1.8.1-1), the
>> re
>> > bug disappears...
>>
>> That's very odd - as far as I'm aware, there are no changes between
>> 1.8.1 and default regarding the use of regexp versus the re module (the
>> re module is the replacement for the new deprecated regexp module). I
>> wonder if this points more to different multiple versions of erlang
>> installed on your system - thus when you run and compile rabbit from
>> source it picks up something different to if you use the binary. Any
>> chance of that happening?
>>
>> I would have thought a ps ax | grep rabbit for each case should be
>> enough to see what's different.
>>
>> Matthew
>>
>
>
>
> --
>
> Cal Leeming
>
> Operational Security & Support Team
>
> *Out of Hours: *+44 (07534) 971120 | *Support Tickets: *
> support at simplicitymedialtd.co.uk
> *Fax: *+44 (02476) 578987 | *Email: *cal.leeming at simplicitymedialtd.co.uk
> Simplicity Media Ltd. All rights reserved.
> Registered company number 7143564
>
>
>
>
> --
>
> Cal Leeming
>
> Operational Security & Support Team
>
> *Out of Hours: *+44 (07534) 971120 | *Support Tickets: *
> support at simplicitymedialtd.co.uk
> *Fax: *+44 (02476) 578987 | *Email: *cal.leeming at simplicitymedialtd.co.uk
> Simplicity Media Ltd. All rights reserved.
> Registered company number 7143564
>
>


-- 

Cal Leeming

Operational Security & Support Team

*Out of Hours: *+44 (07534) 971120 | *Support Tickets: *
support at simplicitymedialtd.co.uk
*Fax: *+44 (02476) 578987 | *Email: *cal.leeming at simplicitymedialtd.co.uk
Simplicity Media Ltd. All rights reserved.
Registered company number 7143564
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