Re: [GENERAL] Server hanging with high CPU wait -- Checkpoint issue?

2014-02-04 Thread George Woodring
Thank you for the response. Our new server went down in memory from 20Gig to 16Gig. Our old server has 100 databases in the cluster, and we will be splitting up into multiple servers so we thought the the decrease was acceptable. dirty_background_ratio is 10 on the new box and 1 on the old.

Re: [GENERAL] Drop all overloads of a function without knowing parameter types

2014-02-04 Thread Sergey Konoplev
On Mon, Feb 3, 2014 at 10:09 AM, Tom Lane t...@sss.pgh.pa.us wrote: People periodically ask for extensions flavored more or less like this, but I'm suspicious of building any such thing into the core. There's too little commonality in the exact conditions they want to search on. Leaving it at

Re: [GENERAL] Drop all overloads of a function without knowing parameter types

2014-02-04 Thread Sergey Konoplev
On Tue, Feb 4, 2014 at 8:35 AM, Alvaro Herrera alvhe...@2ndquadrant.com wrote: Sergey Konoplev escribió: On Mon, Feb 3, 2014 at 10:09 AM, Tom Lane t...@sss.pgh.pa.us wrote: People periodically ask for extensions flavored more or less like this, but I'm suspicious of building any such thing

Re: [GENERAL] Drop all overloads of a function without knowing parameter types

2014-02-04 Thread Dmitriy Igrishin
2014-02-03 Evan Martin postgre...@realityexists.net: Thanks for that oid::regprocedure trick! A query like this is fairly simple once you know it, but completely non-obvious when you don't. I'm not sure what conditions others want to search on (couldn't find it in the list archives), but by

Re: [GENERAL] Drop all overloads of a function without knowing parameter types

2014-02-04 Thread Alvaro Herrera
Sergey Konoplev escribió: On Mon, Feb 3, 2014 at 10:09 AM, Tom Lane t...@sss.pgh.pa.us wrote: People periodically ask for extensions flavored more or less like this, but I'm suspicious of building any such thing into the core. There's too little commonality in the exact conditions they

Re: [GENERAL] Drop all overloads of a function without knowing parameter types

2014-02-04 Thread Sergey Konoplev
On Tue, Feb 4, 2014 at 8:35 AM, Alvaro Herrera alvhe...@2ndquadrant.com wrote: Sergey Konoplev escribió: On Mon, Feb 3, 2014 at 10:09 AM, Tom Lane t...@sss.pgh.pa.us wrote: People periodically ask for extensions flavored more or less like this, but I'm suspicious of building any such thing

Re: [GENERAL] Drop all overloads of a function without knowing parameter types

2014-02-04 Thread Tom Lane
Sergey Konoplev gray...@gmail.com writes: On Tue, Feb 4, 2014 at 8:35 AM, Alvaro Herrera alvhe...@2ndquadrant.com wrote: Sergey Konoplev escribió: On Mon, Feb 3, 2014 at 10:09 AM, Tom Lane t...@sss.pgh.pa.us wrote: People periodically ask for extensions flavored more or less like this, but

[GENERAL] Re: Drop all overloads of a function without knowing parameter types

2014-02-04 Thread David Johnston
Tom Lane-2 wrote I wonder whether we shouldn't address this by adding a few examples of that type of trick to the docs. Not sure where, though ... Probably the Wiki would be a better place to put this kind of material. A link to there from 21. Managing Database would seem to be most

Re: [GENERAL] Drop all overloads of a function without knowing parameter types

2014-02-04 Thread Evan Martin
In a nutshell: I think the difficulty of dropping functions is inconsistent with the difficulty of dropping other objects and I'd like to see this inconsistency fixed. So I don't agree with the suggestion of matching function names using a regex, since that's not supported for other types of

[GENERAL] Re: Drop all overloads of a function without knowing parameter types

2014-02-04 Thread David Johnston
Evan Martin wrote In a nutshell: I think the difficulty of dropping functions is inconsistent with the difficulty of dropping other objects and I'd like to see this inconsistency fixed. So I don't agree with the suggestion of matching function names using a regex, since that's not

Re: [GENERAL] Drop all overloads of a function without knowing parameter types

2014-02-04 Thread Alvaro Herrera
Sergey Konoplev escribió: I understand the POV of both Evan and you here. However, I think that there might be a good solution for this particular case - to allow dropping functions by name only if it has the only signature, but if there are 2 or more signatures then print an error

Re: [GENERAL] Re: Drop all overloads of a function without knowing parameter types

2014-02-04 Thread Stephen Frost
* David Johnston (pol...@yahoo.com) wrote: Evan Martin wrote So I don't agree with the suggestion of matching function names using a regex, since that's not supported for other types of objects. To explain the use case a little better: Uh, we could add such support, which might be very

Re: [GENERAL] Re: Drop all overloads of a function without knowing parameter types

2014-02-04 Thread Evan Martin
On 04/02/2014 19:56, David Johnston wrote: No, they cannot. If the arguments change you are dealing with an entirely new object. And often you end up keeping the old function around for backward-compatibility. Of course, I understand that it's a different object, technically, but from the

[GENERAL] The timezone oddities

2014-02-04 Thread Sergey Konoplev
Hi, Gentoo Linux, PostgreSQL 9.2.4. I'm trying to find out why postgres uses a specific time zone that I don't expect to be used, and without any success so far. The situation seems strange to me, but I could probably miss something. Here is what I found out. 1. There are no any per-database

Re: [GENERAL] The timezone oddities

2014-02-04 Thread Adrian Klaver
On 02/04/2014 11:23 AM, Sergey Konoplev wrote: Hi, Gentoo Linux, PostgreSQL 9.2.4. I'm trying to find out why postgres uses a specific time zone that I don't expect to be used, and without any success so far. The situation seems strange to me, but I could probably miss something. Here is what

Re: [GENERAL] The timezone oddities

2014-02-04 Thread Sergey Konoplev
On Tue, Feb 4, 2014 at 11:29 AM, Adrian Klaver adrian.kla...@gmail.com wrote: On 02/04/2014 11:23 AM, Sergey Konoplev wrote: Gentoo Linux, PostgreSQL 9.2.4. I'm trying to find out why postgres uses a specific time zone that I don't expect to be used, and without any success so far. The

Re: [GENERAL] The timezone oddities

2014-02-04 Thread Alvaro Herrera
Sergey Konoplev escribió: Hi, Gentoo Linux, PostgreSQL 9.2.4. I'm trying to find out why postgres uses a specific time zone that I don't expect to be used, and without any success so far. The situation seems strange to me, but I could probably miss something. As far as I know, GMT is the

Re: [GENERAL] The timezone oddities

2014-02-04 Thread Rob Sargent
On 02/04/2014 01:21 PM, Alvaro Herrera wrote: Sergey Konoplev escribió: Hi, Gentoo Linux, PostgreSQL 9.2.4. I'm trying to find out why postgres uses a specific time zone that I don't expect to be used, and without any success so far. The situation seems strange to me, but I could probably

Re: [GENERAL] The timezone oddities

2014-02-04 Thread Adrian Klaver
On 02/04/2014 12:09 PM, Sergey Konoplev wrote: On Tue, Feb 4, 2014 at 11:29 AM, Adrian Klaver adrian.kla...@gmail.com wrote: On 02/04/2014 11:23 AM, Sergey Konoplev wrote: Gentoo Linux, PostgreSQL 9.2.4. I'm trying to find out why postgres uses a specific time zone that I don't expect to be

[GENERAL] Is it reasonable to store double[] arrays of 30K elements

2014-02-04 Thread AlexK
Every row of my table has a double[] array of approximately 30K numbers. I have ran a few tests, and so far everything looks good. I am not pushing the limits here, right? It should be perfectly fine to store arrays of 30k double numbers, correct? -- View this message in context:

Re: [GENERAL] The timezone oddities

2014-02-04 Thread Sergey Konoplev
On Tue, Feb 4, 2014 at 12:41 PM, Adrian Klaver adrian.kla...@gmail.com wrote: On 02/04/2014 12:09 PM, Sergey Konoplev wrote: So the postgresql.conf is the one created by initdb for this particular installation? If that is the case it would seem that initdb could not determine what the

Re: [GENERAL] Is it reasonable to store double[] arrays of 30K elements

2014-02-04 Thread Rob Sargent
On 02/04/2014 01:52 PM, AlexK wrote: Every row of my table has a double[] array of approximately 30K numbers. I have ran a few tests, and so far everything looks good. I am not pushing the limits here, right? It should be perfectly fine to store arrays of 30k double numbers, correct? -- View

Re: [GENERAL] The timezone oddities

2014-02-04 Thread Adrian Klaver
On 02/04/2014 12:31 PM, Rob Sargent wrote: On 02/04/2014 01:21 PM, Alvaro Herrera wrote: Perhaps building from source does make a guess at TZ. I am not residing in the Navaho national territory, but is that just Mountain time? Yes:

Re: [GENERAL] Is it reasonable to store double[] arrays of 30K elements

2014-02-04 Thread AlexK
No large deletes, just inserts/updates/selects. What are the potential problems with deletes? -- View this message in context: http://postgresql.1045698.n5.nabble.com/Is-it-reasonable-to-store-double-arrays-of-30K-elements-tp5790562p5790568.html Sent from the PostgreSQL - general mailing list

Re: [GENERAL] Is it reasonable to store double[] arrays of 30K elements

2014-02-04 Thread Merlin Moncure
On Tue, Feb 4, 2014 at 2:59 PM, Rob Sargent robjsarg...@gmail.com wrote: On 02/04/2014 01:52 PM, AlexK wrote: Every row of my table has a double[] array of approximately 30K numbers. I have ran a few tests, and so far everything looks good. I am not pushing the limits here, right? It should

Re: [GENERAL] Is it reasonable to store double[] arrays of 30K elements

2014-02-04 Thread AlexK
I will be always reading/writing the whole array. The table is about 40GB. It replaces two tables, parent and child, using about 160 GB together. -- View this message in context:

Re: [GENERAL] The timezone oddities

2014-02-04 Thread Tom Lane
Adrian Klaver adrian.kla...@gmail.com writes: On 02/04/2014 12:31 PM, Rob Sargent wrote: Perhaps building from source does make a guess at TZ. I am not residing in the Navaho national territory, but is that just Mountain time? Yes: http://en.wikipedia.org/wiki/List_of_tz_database_time_zones

Re: [GENERAL] The timezone oddities

2014-02-04 Thread Rob Sargent
On 02/04/2014 03:44 PM, Tom Lane wrote: Adrian Klaver adrian.kla...@gmail.com writes: On 02/04/2014 12:31 PM, Rob Sargent wrote: Perhaps building from source does make a guess at TZ. I am not residing in the Navaho national territory, but is that just Mountain time? Yes:

Re: [GENERAL] Re: Drop all overloads of a function without knowing parameter types

2014-02-04 Thread Andrew Sullivan
On Tue, Feb 04, 2014 at 10:56:28AM -0800, David Johnston wrote: If you are doing version controlled upgrades you should not be using this function but during the RD phase I can imagine it would come in quite handy. Or add Tom's remarks to a little corner of contrib/, or as Tom suggested, the