Re: Cancelling idle in transaction state - Mailing list pgsql-hackers

From Robert Haas
Subject Re: Cancelling idle in transaction state
Date
Msg-id E41F51B4-913A-4E5B-B911-D130263B134D@gmail.com
Whole thread Raw
In response to Re: Cancelling idle in transaction state  (Simon Riggs <simon@2ndQuadrant.com>)
Responses Re: Cancelling idle in transaction state  (Simon Riggs <simon@2ndQuadrant.com>)
List pgsql-hackers
On Jan 1, 2010, at 8:30 AM, Simon Riggs <simon@2ndQuadrant.com> wrote:
> On Fri, 2010-01-01 at 07:08 -0800, Robert Haas wrote:
>> On Jan 1, 2010, at 6:48 AM, Simon Riggs <simon@2ndQuadrant.com> w
>>> We could either endlessly repeat this
>>>
>>> ERROR:  current transaction is aborted because of conflict with
>>> recovery, commands ignored until end of transaction block
>>
>> +1 for this option.
>>
>>> I'm also not sure why we would want to single out Hot Standby to
>>> generate the reason "because of conflict with recovery" when no  
>>> other
>>> ERROR source would generate such a reason.
>>
>> Well, most times when the transaction is aborted, it's because you  
>> did
>> something wrong.  Or at least, the failure is associated with some
>> particular statement.
>>
>> If we have other events that can asynchronously roll back a
>> transaction, I would think they would deserve similar handling.  Off
>> the top of my head, I'm not sure if there are any such cases.
>
> Serialization failures, deadlocks, timeouts, SIGINT, out of memory
> errors etc..

Hmm. I don't think I can get a serialization failure, deadlock, or out  
of memory error while my session is idle. An idle timeout or SIGINT is  
analagous, I think.

...Robert


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