On Wed, Jun 24, 2015 at 8:42 AM, Andres Freund wrote:
> I'm wondering wether we should add a #warning to atomic.c if either the
> fallback memory or compiler barrier is used? Might be annoying to people
> using -Werror, but I doubt that's possible anyway on such old systems.
#warning isn't totall
On 2015-05-31 01:09:18 +0200, Andres Freund wrote:
> On 2015-05-27 21:23:34 -0400, Robert Haas wrote:
> > > Oh wow, that's bad, and could explain a couple of the problems we're
> > > seing. One possible way to fix is to replace the sequence with if
> > > (!TAS(spin)) S_UNLOCK();. But that'd mean TA
On 2015-05-31 08:00:44 -0400, Robert Haas wrote:
> On Sat, May 30, 2015 at 7:09 PM, Andres Freund wrote:
> > On 2015-05-27 21:23:34 -0400, Robert Haas wrote:
> >> > Oh wow, that's bad, and could explain a couple of the problems we're
> >> > seing. One possible way to fix is to replace the sequence
On Sat, May 30, 2015 at 7:09 PM, Andres Freund wrote:
> On 2015-05-27 21:23:34 -0400, Robert Haas wrote:
>> > Oh wow, that's bad, and could explain a couple of the problems we're
>> > seing. One possible way to fix is to replace the sequence with if
>> > (!TAS(spin)) S_UNLOCK();. But that'd mean T
On 2015-05-27 21:23:34 -0400, Robert Haas wrote:
> > Oh wow, that's bad, and could explain a couple of the problems we're
> > seing. One possible way to fix is to replace the sequence with if
> > (!TAS(spin)) S_UNLOCK();. But that'd mean TAS() has to be a barrier,
> > even if the lock isn't free -
On Wed, May 27, 2015 at 6:55 PM, Andres Freund wrote:
> On 2015-05-27 15:39:14 -0400, Robert Haas wrote:
>> On Mon, May 25, 2015 at 10:05 PM, Andres Freund wrote:
>> > Hm. So we have a *occasional* stack size exceeded failure and an
>> > occasional spinlock error in test_shm_mq. I'm inclined to t
On 2015-05-27 15:39:14 -0400, Robert Haas wrote:
> On Mon, May 25, 2015 at 10:05 PM, Andres Freund wrote:
> > Hm. So we have a *occasional* stack size exceeded failure and an
> > occasional spinlock error in test_shm_mq. I'm inclined to think that
> > this is a shm_mq problem, and not a more gener
On Mon, May 25, 2015 at 10:05 PM, Andres Freund wrote:
> Hm. So we have a *occasional* stack size exceeded failure and an
> occasional spinlock error in test_shm_mq. I'm inclined to think that
> this is a shm_mq problem, and not a more general locking problem - it
> seems likely, but not guarantee
On Mon, May 25, 2015 at 1:07 AM, Andres Freund wrote:
> On 2015-05-24 19:44:37 -0400, Andrew Dunstan wrote:
>>
>> Buildfarm members casteroides and protosciurus have been having some
>> problems that seem puzzling. These animals both run on the same machine, but
>> with different compilers.
>>
>>
On 2015-05-25 09:12:35 +0200, Stefan Kaltenbrunner wrote:
> On 05/25/2015 03:17 AM, Andres Freund wrote:
> > On 2015-05-24 21:01:54 -0400, Andrew Dunstan wrote:
> >> Yes, but it wasn't running these tests until a few days ago when its
> >> buildfarm software was upgraded.
> >
> > But barriers are
On 05/25/2015 03:17 AM, Andres Freund wrote:
> On 2015-05-24 21:01:54 -0400, Andrew Dunstan wrote:
>> Yes, but it wasn't running these tests until a few days ago when its
>> buildfarm software was upgraded.
>
> But barriers are used in other places too...
fwiw: spoonbill just failed in the same p
On 2015-05-24 21:01:54 -0400, Andrew Dunstan wrote:
> Yes, but it wasn't running these tests until a few days ago when its
> buildfarm software was upgraded.
But barriers are used in other places too...
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On 05/24/2015 08:07 PM, Andres Freund wrote:
On 2015-05-24 19:44:37 -0400, Andrew Dunstan wrote:
Buildfarm members casteroides and protosciurus have been having some
problems that seem puzzling. These animals both run on the same machine, but
with different compilers.
casteroides runs with the
On 2015-05-24 19:44:37 -0400, Andrew Dunstan wrote:
>
> Buildfarm members casteroides and protosciurus have been having some
> problems that seem puzzling. These animals both run on the same machine, but
> with different compilers.
>
> casteroides runs with the Sun Studio 12 compiler, and has twi
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