Re: [COMMITTERS] pgsql: Reset 'ps' display just once when resolving VXID conflicts.

Robert Haas <robertmhaas@gmail.com>

From: Robert Haas <robertmhaas@gmail.com>

To: Tom Lane <tgl@sss.pgh.pa.us>

Cc: pgsql-hackers@postgresql.org

Date: 2010-12-17T16:34:48Z

Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

Reset 'ps' display just once when resolving VXID conflicts.
- 611fed371227 9.1.0 cited

On Fri, Dec 17, 2010 at 11:20 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Robert Haas <robertmhaas@gmail.com> writes:
>> On Fri, Dec 17, 2010 at 9:52 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>>> I imagine the reason for the original coding was to avoid a useless
>>> gettimeofday kernel call in the common case that there are no
>>> conflicting xacts to wait for.  Could we restore that behavior?
>
>> Something like the attached?
>
> I would just add the return-at-the-top.  Changing the loop logic is
> not necessary --- the loop test is cheap.

Hmm... that's a fine bit of hairsplitting, but OK.

Done that way, then.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company