On 06/19/2015 09:48 PM, Jeff Janes wrote:
On Fri, Jun 19, 2015 at 12:27 PM, Tomas Vondra
tomas.von...@2ndquadrant.com mailto:tomas.von...@2ndquadrant.com wrote:
But I think you might be on to something, because I manually
collected a random sample with 30k rows (by explicitly generating
On Sat, Jun 20, 2015 at 12:44 AM, Tom Lane t...@sss.pgh.pa.us wrote:
Andres Freund and...@anarazel.de writes:
On 2015-06-19 11:16:18 -0400, Robert Haas wrote:
On Fri, Jun 19, 2015 at 11:07 AM, Tom Lane t...@sss.pgh.pa.us wrote:
I wonder whether it's such a good idea for the postmaster to give
On Fri, 19 Jun 2015 at 21:05 Petr Jelinek p...@2ndquadrant.com wrote:
On 2015-06-19 09:08, Brendan Jurd wrote:
I
think it would be convenient and user-friendly to complete the opening
bracket -- it would make it perfectly clear that an argument is required
for the syntax to be valid.
I came across the following bug this week:
Session 0:
begin;
create schema bug;
alter default privileges in schema bug grant all on tables to postgres;
commit;
Session 1:
begin;
alter default privileges in schema bug grant all on tables to postgres;
Session 2:
alter default privileges in schema
On Fri, Jun 19, 2015 at 11:45 PM, Tom Lane t...@sss.pgh.pa.us wrote:
Michael Paquier michael.paqu...@gmail.com writes:
Attached is a patch fixing those problems and improving the log
facility as it really helped me out with those issues. The simplest
fix would be to include the -w switch
On Sat, Jun 20, 2015 at 12:07 AM, Tom Lane t...@sss.pgh.pa.us wrote:
Michael Paquier michael.paqu...@gmail.com writes:
Now if we look at RewindTest.pm, there is the following code:
if ($test_master_datadir)
{
system
pg_ctl -D
Jim Nasby wrote:
On 6/14/15 9:50 AM, Alvaro Herrera wrote:
+values[0] = MultiXactState-oldestMultiXactId;
What about oldestOffset and offsetStopLimit? Seems those would be useful
too. Looks good other than that.
Yeah, that's what I was trying to say. How about this?
I realized that
Has anybody noticed the way castoroides is randomly failing?
SELECT test_shm_mq_pipelined(16384, (select
string_agg(chr(32+(random()*95)::int), '') from generate_series(1,27)),
200, 3);
! PANIC: stuck spinlock (100cb92f4) detected at atomics.c:30
! server closed the connection
Alvaro Herrera wrote:
Tom Lane wrote:
Andres Freund and...@anarazel.de writes:
Uh. I'm pretty sure there were some back when that patch went in. And
there definitely used to be a couple earlier. I guess itanium really is
dying (mixed bad: It's a horrible architecture, but more
On Fri, Jun 19, 2015 at 1:39 PM, Tomas Vondra tomas.von...@2ndquadrant.com
wrote:
On 06/19/2015 09:48 PM, Jeff Janes wrote:
On Fri, Jun 19, 2015 at 12:27 PM, Tomas Vondra
tomas.von...@2ndquadrant.com mailto:tomas.von...@2ndquadrant.com
wrote:
But I think you might be on to something,
Hi all,
In pg_regress.c, there is the following code:
static void
stop_postmaster(void)
{
if (postmaster_running)
{
/* We use pg_ctl to issue the kill and wait for stop */
charbuf[MAXPGPATH * 2];
int
On Sun, 14 Jun 2015 at 20:44 Petr Jelinek p...@2ndquadrant.com wrote:
looks like I omitted psql tab completion from the TABLESAMPLE patch. The
attached patch adds it.
Hi Petr,
I'm doing an initial review of this patch.
It applies and compiles cleanly. Code style is consistent with its
On 19 June 2015 at 14:30, Robert Haas robertmh...@gmail.com wrote:
So I really doubt that anyone would have any enthusiasm for saddling
btree
with a similar mechanism. It's complicated (and has been the cause of
multiple bugs); it's hard to figure out when is the optimal time to flush
On Sun, Jun 14, 2015 at 11:34 PM, Craig Ringer cr...@2ndquadrant.com wrote:
I frequently see users confused by one of our more common and less
clear error messages:
fe_sendauth: no password supplied
I've never seen this error message, but I'm not opposed to improving
it in some way.
--
On Thu, Jun 11, 2015 at 9:32 PM, Qingqing Zhou
zhouqq.postg...@gmail.com wrote:
On Fri, Jun 5, 2015 at 10:59 AM, Tom Lane t...@sss.pgh.pa.us wrote:
So I really doubt that anyone would have any enthusiasm for saddling btree
with a similar mechanism. It's complicated (and has been the cause of
On Wed, Jun 17, 2015 at 4:11 PM, Jim Nasby jim.na...@bluetreble.com wrote:
On 6/16/15 8:26 AM, Sawada Masahiko wrote:
I noticed while using gin function of pageinspect that there are some
inconsistency data types.
For example, data type of GinMetaPageData.head, and tail is
BlockNumber, i.g,
On Fri, Jun 19, 2015 at 8:18 AM, Robert Haas robertmh...@gmail.com wrote:
On Fri, Jun 19, 2015 at 12:14 AM, Michael Paquier
michael.paqu...@gmail.com wrote:
Listing the directories with pg_ls_dir() has the same problem.
(After some discussion on IM with Heikki on this one).
This is actually
On Fri, Jun 19, 2015 at 12:14 AM, Michael Paquier
michael.paqu...@gmail.com wrote:
Listing the directories with pg_ls_dir() has the same problem.
(After some discussion on IM with Heikki on this one).
This is actually more tricky because pg_ls_dir() does not return '.'
or '..' that we could
On 2015-06-19 09:08, Brendan Jurd wrote:
On Sun, 14 Jun 2015 at 20:44 Petr Jelinek p...@2ndquadrant.com
mailto:p...@2ndquadrant.com wrote:
looks like I omitted psql tab completion from the TABLESAMPLE patch. The
attached patch adds it.
Hi Petr,
I'm doing an initial review of this
Hi, andres
Thank you for your comment, and sorry for late response.
The question is how to actually get useful estimates. As there's no
progress report for indvidiual COPY and CREATE INDEX commands you'll, in
many cases, have very irregular progress updates. In many many cases
most of the
So I really doubt that anyone would have any enthusiasm for saddling btree
with a similar mechanism. It's complicated (and has been the cause of
multiple bugs); it's hard to figure out when is the optimal time to flush
the pending insertions; and it slows down searches in favor of making
On Tue, 16 Jun 2015 at 00:52 Vik Fearing v...@2ndquadrant.fr wrote:
While reviewing the seqam patches, I noticed that psql has tab
completion for ALTER SEQUENCE, but not for CREATE SEQUENCE.
The attached trivial patch fixes that.
Hi Vik,
I'm doing an initial review of this patch.
It
Hi,
I have observed that we are not tab-completing word PASSWORD in the
following
syntaxes:
1.
CREATE|ALTER ROLE|USER rolname
2.
CREATE|ALTER ROLE|USER rolname WITH
PASSWORD is used many times and should be in the tab-complete list.
Was there any reason we have deliberately kept this out?
If
On Thu, Jun 18, 2015 at 3:52 PM, Michael Paquier wrote:
I think that it would be useful as well to improve the buildfarm
output. Thoughts?
And after running the tests more or less 6~7 times in a row on a PI, I
have been able to trigger the problem and I think that I have found
its origin.
Hi,
To make slot usage in pg_receivexlog easier, should we add
--create-slot-if-not-exists? That'd mean you could run the same command
the first and later invocation.
Greetings,
Andres Freund
--
Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org)
To make changes to your
Hi,
On 2015-06-17 08:24:38 +0200, Fabien COELHO wrote:
Here is version 3, including many performance tests with various settings,
representing about 100 hours of pgbench run. This patch aims at improving
checkpoint I/O behavior so that tps throughput is improved, late
transactions are less
Michael Paquier michael.paqu...@gmail.com writes:
Attached is a patch fixing those problems and improving the log
facility as it really helped me out with those issues. The simplest
fix would be to include the -w switch missing in the tests of
pg_rewind and pg_ctl though.
I agree with adding
* Andres Freund (and...@anarazel.de) wrote:
To make slot usage in pg_receivexlog easier, should we add
--create-slot-if-not-exists? That'd mean you could run the same command
the first and later invocation.
Yes, please.
Thanks!
Stephen
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Description:
On 2015-06-19 11:19:23 -0400, Magnus Hagander wrote:
On Fri, Jun 19, 2015 at 11:17 AM, Stephen Frost sfr...@snowman.net wrote:
* Andres Freund (and...@anarazel.de) wrote:
To make slot usage in pg_receivexlog easier, should we add
--create-slot-if-not-exists? That'd mean you could run the
To make slot usage in pg_receivexlog easier, should we add
--create-slot-if-not-exists? That'd mean you could run the same command
the first and later invocation.
+1 (with a shorter name please, if you can find one... )
--
Cédric Villemain +33 (0)6 20 30 22 52
http://2ndQuadrant.fr/
Petr Jelinek p...@2ndquadrant.com writes:
On 2015-06-19 01:04, Petr Jelinek wrote:
On 2015-06-19 00:38, Petr Jelinek wrote:
On 2015-06-18 22:04, Tom Lane wrote:
By the by, the tablesample additions to range_table_mutator are
obviously broken.
Apparently it's not a good idea to do this at
On Fri, Jun 19, 2015 at 2:33 AM, Michael Paquier
michael.paqu...@gmail.com wrote:
In pg_regress.c, there is the following code:
static void
stop_postmaster(void)
{
if (postmaster_running)
{
/* We use pg_ctl to issue the kill and wait for stop */
On Fri, Jun 19, 2015 at 11:07 AM, Tom Lane t...@sss.pgh.pa.us wrote:
I wonder whether it's such a good idea for the postmaster to give
up waiting before all children are gone (postmaster.c:1722 in HEAD).
I doubt it.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise
On Fri, Jun 19, 2015 at 11:17 AM, Stephen Frost sfr...@snowman.net wrote:
* Andres Freund (and...@anarazel.de) wrote:
To make slot usage in pg_receivexlog easier, should we add
--create-slot-if-not-exists? That'd mean you could run the same command
the first and later invocation.
Yes,
Robert Haas robertmh...@gmail.com writes:
On Sun, Jun 14, 2015 at 11:34 PM, Craig Ringer cr...@2ndquadrant.com wrote:
I frequently see users confused by one of our more common and less
clear error messages:
fe_sendauth: no password supplied
I've never seen this error message, but I'm not
On Fri, Jun 19, 2015 at 5:52 AM, Jeevan Chalke
jeevan.cha...@enterprisedb.com wrote:
I have observed that we are not tab-completing word PASSWORD in the
following
syntaxes:
1.
CREATE|ALTER ROLE|USER rolname
2.
CREATE|ALTER ROLE|USER rolname WITH
PASSWORD is used many times and should be
On 2015-06-19 11:16:18 -0400, Robert Haas wrote:
On Fri, Jun 19, 2015 at 11:07 AM, Tom Lane t...@sss.pgh.pa.us wrote:
I wonder whether it's such a good idea for the postmaster to give
up waiting before all children are gone (postmaster.c:1722 in HEAD).
I doubt it.
Seconded. It's pretty
Andres Freund and...@anarazel.de writes:
On 2015-06-19 11:16:18 -0400, Robert Haas wrote:
On Fri, Jun 19, 2015 at 11:07 AM, Tom Lane t...@sss.pgh.pa.us wrote:
I wonder whether it's such a good idea for the postmaster to give
up waiting before all children are gone (postmaster.c:1722 in HEAD).
During the Developer Unconference at PGCon, we made this wiki page to
track the MultiXact bugs that are outstanding:
https://wiki.postgresql.org/wiki/MultiXact_Bugs
Let's update this page as we find or fix things, and let's release
when we've fixed enough stuff.
Even if you are not involved in
Tom Lane wrote:
Alvaro Herrera alvhe...@2ndquadrant.com writes:
Yeah, the case is pretty weird and I'm not really sure that the server
ought to be expected to behave. But if this is actually the only part
of the server that misbehaves because of sudden gigantic time jumps, I
think it's
Le 19/06/2015 17:21, Andres Freund a écrit :
On 2015-06-19 11:19:23 -0400, Magnus Hagander wrote:
On Fri, Jun 19, 2015 at 11:17 AM, Stephen Frost sfr...@snowman.net wrote:
* Andres Freund (and...@anarazel.de) wrote:
To make slot usage in pg_receivexlog easier, should we add
I think we're missing a dependency declaration from the backend to
libpgport in the makefiles somewhere. I just git updated on 9.1 on a
tree that was already built, ran make, and got this:
../../src/port/libpgport_srv.a(dirmod_srv.o): In function `rmtree':
Hi list
One of my databases failed to upgrade successfully and produced this error
in the copying phase:
error while copying relation pg_catalog.pg_largeobject
(/srv/ssd/PG_9.3_201306121/1/12023 to /PG_9.4_201409291/1/12130): No
such file or directory
Turns out this happens when either the
Tom Lane wrote:
Andres Freund and...@anarazel.de writes:
On 2015-06-19 11:16:18 -0400, Robert Haas wrote:
On Fri, Jun 19, 2015 at 11:07 AM, Tom Lane t...@sss.pgh.pa.us wrote:
I wonder whether it's such a good idea for the postmaster to give
up waiting before all children are gone
On 2015-06-19 13:56:21 -0300, Alvaro Herrera wrote:
We discussed this when that patch got in (82233ce7ea42d6b). The reason
for not waiting, it was argued, is that the most likely reason for those
processes not to have already gone away by the time we send SIGKILL was
that they are stuck
On 2015-06-17 18:10:42 -0300, Alvaro Herrera wrote:
Yeah, the case is pretty weird and I'm not really sure that the server
ought to be expected to behave. But if this is actually the only part
of the server that misbehaves because of sudden gigantic time jumps, I
think it's fair to patch it.
Andres Freund and...@anarazel.de writes:
On 2015-06-19 13:56:21 -0300, Alvaro Herrera wrote:
We discussed this when that patch got in (82233ce7ea42d6b). The reason
for not waiting, it was argued, is that the most likely reason for those
processes not to have already gone away by the time we
Alvaro Herrera wrote:
We discussed this when that patch got in (82233ce7ea42d6b). The reason
for not waiting, it was argued, is that the most likely reason for those
processes not to have already gone away by the time we send SIGKILL was
that they are stuck somewhere in the kernel, and so we
Hi,
On 2015-06-11 00:15:21 -0400, Bruce Momjian wrote:
I have committed the first draft of the 9.5 release notes. You can view
the output here:
So, I did a pass through master's state:
listitem
para
Add link linkend=BRINBlock Range Indexes/ (acronymBRIN/)
On 06/19/2015 08:32 PM, Jeff Janes wrote:
On Wed, Jun 17, 2015 at 10:52 AM, Tomas Vondra
tomas.von...@2ndquadrant.com mailto:tomas.von...@2ndquadrant.com wrote:
Hi,
I'm currently running some tests on a 3TB TPC-H data set, and I
tripped over a pretty bad n_distinct underestimate,
On Fri, Jun 19, 2015 at 12:27 PM, Tomas Vondra tomas.von...@2ndquadrant.com
wrote:
But I think you might be on to something, because I manually collected a
random sample with 30k rows (by explicitly generating 30k random TIDs), and
I get this:
tpch=# select cnt, count(*) from (select
Hi,
On 2015-06-11 00:15:21 -0400, Bruce Momjian wrote:
I have committed the first draft of the 9.5 release notes. You can view
the output here:
I'm looking through all the commits, checking which I think should
possibly be mentioned additionally:
- 9f03ca91 - Speed up CREATE INDEX by avoiding
On 06/19/2015 02:33 AM, Michael Paquier wrote:
Hi all,
In pg_regress.c, there is the following code:
static void
stop_postmaster(void)
{
if (postmaster_running)
{
/* We use pg_ctl to issue the kill and wait for stop */
char
On 06/19/2015 02:51 PM, Tom Lane wrote:
Josh Berkus j...@agliodbs.com writes:
On 05/14/2015 12:10 PM, Fabien COELHO wrote:
Add backslash continuations to pgbench custom scripts.
I don't personally agree. I believe that it it worth breaking backwards
compatibility to support line breaks in
On 05/14/2015 12:10 PM, Fabien COELHO wrote:
Add backslash continuations to pgbench custom scripts.
The benefit of this approach is that it is upward compatible, and it is
also pretty simple to implement. The downside is that backslash
continuation is not the best syntax ever invented, but
On Wed, Jun 17, 2015 at 10:52 AM, Tomas Vondra tomas.von...@2ndquadrant.com
wrote:
Hi,
I'm currently running some tests on a 3TB TPC-H data set, and I tripped
over a pretty bad n_distinct underestimate, causing OOM in HashAgg (which
somehow illustrates the importance of the memory-bounded
Josh Berkus j...@agliodbs.com writes:
On 05/14/2015 12:10 PM, Fabien COELHO wrote:
Add backslash continuations to pgbench custom scripts.
I don't personally agree. I believe that it it worth breaking backwards
compatibility to support line breaks in pgbench statements, and that if
we're not
Tom Lane wrote:
Andres Freund and...@anarazel.de writes:
On 2015-06-19 13:56:21 -0300, Alvaro Herrera wrote:
We discussed this when that patch got in (82233ce7ea42d6b). The reason
for not waiting, it was argued, is that the most likely reason for those
processes not to have already gone
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