PostgreSQL is a powerful, open source object-relational database system. It has more than 15 years of active development and a proven architecture that has earned it a strong reputation for reliability, data integrity, and correctness. It runs on all major operating systems, including Linux, UNIX ...

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3
votes
1answer
1k views

Postgresql 9.3 Log Shipping on a Hot Standby

My setup I've just set up streaming replication in postgres for the first time (9.3.5), and while the streaming is working as I expect, I'm struggling to get my standby to run the archive_command so ...
4
votes
1answer
1k views

Django: CONN_MAX_AGE persists connections, but doesn't reuse them with PostgreSQL

I've got a django setup are using Django 1.6.7 and Postgres 9.3 on Ubuntu 14.04 LTS. At any given time, the site gets about ~250 simultaneous connections to the PostgreSQL database, which is a Quad ...
0
votes
1answer
435 views

Connect with Java to Amazon EC2 instances

I have written a client-server application in Java and I want to run it on Amazon EC2 Ubuntu instacnes. The client runs on an EC2 instance and the server on one and the third EC2 instance is for ...
0
votes
2answers
632 views

postgreSQL archive process failed on

I upgraded a cluster from 8.3 to 8.4. Things seemed to be fine so I dropped the 8.3 cluster. Then noticed an error and found that the archive_command was still pointing to the 8.3 data directory ...
0
votes
1answer
569 views

pgpool run and only log one line

I am using pgpool and when I run: sudo pgpool -f pgpool.conf -F pcp.conf -n It just log one line and keep waitting.... : 2014-10-09 13:27:42 LOG: pid 28626: wd_chk_setuid: ifup[/sbin/ifconfig] ...
0
votes
0answers
212 views

Unable to proceed with Bucardo installation

I'm installing Bucardo to use it with PostgreSQL. My problem is, after I have created a process ID directory (something like /tmp/bucardo) and when I tried to proceed with the installation with the ...
2
votes
1answer
433 views

Most reliable MariaDB to Postgres dump method

I am in the process of migrating an app to another server, and will need to migrate the database contents from MariaDB to Postgresql. Most documentation indicates that the following format should ...
0
votes
1answer
115 views

Password Manager Pro backend database MS SQL vs PostgreSQL [closed]

I'm looking to manage users passwords through the programme Password Manager Pro. Reading the documentation it explains that you can use ether your own MS SQL database or use their default PostgreSQL ...
0
votes
2answers
147 views

How do I update YUM repositories to get Postgres9.x version?

I need to install some Postgres9.1 libs, but "yum list" only shows 8.4 version. How to "update" yum repo list to get 9.1 version? My Linux version: # cat /etc/redhat-release Red Hat Enterprise ...
1
vote
1answer
268 views

how to query postgresql database via salt

I need to run a query on a postgresql database in a module I'm writing for Salt. It won't do much, just query a table for a value to determine what version of the software is installed. The docs have ...
0
votes
1answer
329 views

OpenShift allow permanent external access to PostgreSQL [closed]

I have an OpenShift gear with Nginx and PostgreSQL, and need to allow a Java applet (served from Nginx) direct access to the PG database. I've already tried to edit ...
1
vote
0answers
496 views

Changing kernel.shmmax and kernel.shmmal on ubuntu?

We have an Ubuntu server with 6GB of RAM. We are trying to install Postgres but it is advising us to increase the values for kernel.shmmax and kernel.shmmal. The server is solely a Postgres DB ...
0
votes
1answer
120 views

Daily postgresql cron error log file

I am getting these emails daily: /etc/cron.daily/logrotate: error: error accessing /var/log/postgresql: No such file or directory error: postgresql-common:1 glob failed for /var/log/postgresql/.log ...
0
votes
1answer
82 views

pg_createcluster ssl cert behaviour different for 9.1 and 9.3 on Debian Squeeze

I think i found a bug in pg_createcluster when creating a 9.3 cluster. At first, my configuration: Debian Squeeze with PostgreSQL 9.1 from squeeze-backports and PostgreSQL 9.3 from apt.postgresql.org ...
1
vote
0answers
27 views

psql: How to include comments in \d output

In PostgreSQL it is possible to add comments to table columns. These will appear in the psql output from the "extended describe" \d+ command, however they will not appear in the standard \d output. ...
2
votes
2answers
259 views

How to minimize bandwidth in frequent postgres backup scenario?

I'm looking to make very frequent backup (every hour) of postgres data on several VMs (say 20-50) towards the same archive server. Here are more data if needed: Ideally, the system should support ...
0
votes
1answer
238 views

How to correctly run PostgreSQL on Fedora

I decided to to run PostgreSQL on my Fedora 20, so I did sudo yum install postgresql-server.x86_64 postgresql-libs.x86_64 postgresql.x86_64 Now if I do postgres -D /var/lib/pgsql/data under ...
1
vote
1answer
88 views

Databbase file structure on disk [closed]

I'm an interested in the fundamentals of databases for a project that I am currently working on. Specifically the physical storage on disk and how rows and indexes are stored in a file. For the most ...
1
vote
1answer
96 views

CentOS / PostgreSQL. How to keep connections open?

I would like to keep connections open on PostgreSQL for N time. I am not having problems keeping PostgreSQL itself open. The issue is that when the connection is idle for a few minutes, the ...
20
votes
3answers
2k views

how to secure an open PostgreSQL port

So, this is the situation. It seems we need to have an open TCP port 5432 to the world, where a customer has access to his PostgreSQL database. For obvious reasons, we can't say just "no", only as a ...
1
vote
1answer
295 views

Postgresql failed to start server (startserver.vbs) on Windows Server 2008 R2 Enterprise (64b)

Trying to install postgresql in a Windows Server R2 Entreprise (64b) I get this: Iniciando el servidor de bases de datos... Executing cscript //NoLogo ...
1
vote
1answer
69 views

Most efficient way to upgrade postgresql 9.0.1 to latest minor version

What is the most efficient way to upgrade postgresql to the latest minor version when I'm running an operating system (Fedora Core 10) that's too old to be supported by official RPM releases? I have ...
0
votes
0answers
224 views

`rake db:migrate RAILS_ENV=production` gives error

When I run the command: rake db:migrate RAILS_ENV=production I get the following error: rake aborted! PG::ConnectionBad: could not connect to server: Connection refused Is the server running ...
2
votes
1answer
539 views

Cannot stop service (PostgreSQL) in Ubuntu 14.04 minimal OpenVZ

I'm trying to stop PostgreSQL but this results in a weird error about /proc/: root@dw0wanydbpv14fred:~# service postgresql stop * Stopping PostgreSQL 9.3 database server * Error: /proc must be ...
-2
votes
1answer
338 views

Why am I getting this 404 error trying to install postgresql 8.2 on centos 6?

Im trying to install postgresql 8.2 on centos 6 but when i add the repo for it and do a yum upgrade or try to install the package i get the following error yum upgrade Failed to set locale, ...
2
votes
1answer
871 views

Stop postgresql container

I have a question about stop database container. I have a docker image that runs postgresql. When I create a container with this image: sudo docker run --name db -d asg1612/postgresql it run ...
0
votes
1answer
40 views

A more complex PostgreSQL query log

There are some laws in my country that require me (as a service provider) to have a log which explains which person did what action. Now I know that PostgreSQL has a query log, but I was wondering if ...
0
votes
2answers
238 views

PostgreSQL password issue with psql

I'm trying to setup PostgreSQL onto a CentOS (that I connect through SSH). I need to unzip a package (so not downloading through yum or rpm): ...
0
votes
1answer
134 views

Corosync and Pacemaker deployment

I'm currently working on a deployment architecture for a Postgres HA 1 Master/ 1 Slave scenario. After reading lots and lots of documentation I've decided to start using Pacemaker in conjunction with ...
2
votes
1answer
816 views

PostgreSQL user authentication against PAM

I am trying to set up authentication via PAM for PostgreSQL 9.3. I already managed to get this working on an Ubuntu 12.04 server, but I am unable to get this working on a Centos-6 install. The ...
0
votes
0answers
63 views

PostgreSQL replicate data have different time

I'm notice that when I replicate data between 2 server with different time zone, the time data in PostgreSQL is shifted when I load it to a client (in my case, a Rails console). I thought all ...
2
votes
1answer
468 views

Multiple Postgres Servers (one writer, multiple reader) with Shared Disk

Here's the scenario: One shard disk (Gluster) Multiple Postgres servers Requirements: Use the shared disk to store the database files Use a configuration which provide maximum efficiency ...
0
votes
1answer
95 views

Unaccent for postgresql 9.0.8 (over RHEL6)

I need to install the unaccent extension in a postgresql server 9.0.8 running over a RHEL6 box which doesn't have the contrib package. So I need to install postgresql-crontrib first. Facts: Server ...
0
votes
1answer
316 views

Weblogic security store on PostgreSQL

I am trying to port a Weblogic environment from Oracle to PostgreSQL. When I configure a domain with the security store on PostgreSQL, it fails to start. Weblogic 12c, Java 7, PostgreSQL 9.3.4 here ...
1
vote
1answer
3k views

PostgreSQL failed to start, pg_log shows nothing, what to do?

I've just setup PostgreSQL (9.3) as a replication to another server. When I started it with service postgresql-9.3 start, it reported [FAILED] without any further explanation. I don't see any thing ...
5
votes
1answer
3k views

psycopg2 not found by django after installing in virtualenv

I want to use postgresql with django so did the following: sudo apt-get install libpq-dev python-dev sudo apt-get update workon myenv sudo pip install psycopg2 And after configuring my settings.py ...
3
votes
1answer
8k views

Connect to RDS from EC2 instance — both inside VPC

I have a VPC with two private subnets (two were required to get an RDS instance set up). I have a security group for this VPC, let's call it vpc-sg. vpc-sg allows TCP access on port 22 from my home ...
-3
votes
1answer
1k views

Psql uses .pgpass file however pg_dump does not, and it also does not connect using the correct password [closed]

Using the following command: % pg_dump -h postgres.cs.host.ca -p 5433 -n _cscf_subscription -Fc -f ~/old.dump odyssey_prod Password: pg_dump: [archiver (db)] connection to database "cs-rsub" failed: ...
4
votes
1answer
155 views

`psql` expanded mode equivalency for `mysql`

Am frustated by things like: 0:33:1407402356:root@ahost:~# echo 'use wordpress_3_6_1; select * from wp_posts;' | mysql -u mysqluser -pmysqlpasswdord | wc -l -L 42 40585 SQL query results being ...
1
vote
1answer
1k views

Which package to upgrade psql client?

I have updated my Postgres install from 8.4 to 9.3. Now when I log onto the server with the initial command sudo -u postgres psql template1 I get the following error psql (8.4.18, server ...
0
votes
2answers
51 views

OpenNMS installation failure

I am willing to use OpenNMS to monitor my network. Monitoring it fully from the router to the nodes from a computer will be connecting the network as node not as administrator and that computer using ...
0
votes
1answer
254 views

Lots of connections to loopback, could be slowing us down

I'm trying to debug a sudden increase in our load average. I looked at this page to see if we were being DDoS'ed but the standout IP address was the loopback address: $ netstat -ntu | awk '{print ...
0
votes
0answers
85 views

Moved offices and now cannot connect remotely to postgres

Everything was working in my previous office. I've now moved to a new office, and cannot connect remotely to postgres. SSH works though. My IP is currently 70.90.155.138. Could not connect to ...
0
votes
1answer
22 views

PostgreSQL 9.2 segfaulting on corrupt files

After a server crash one or more of Postgres' files have been corrupted (at least, for now, I will assume it is due to the crash and not due to faulty hardware). The problem seems to be limited to ...
1
vote
1answer
908 views

Can't read files into postgres

We've just set up a postgres 9.3 server on a Windows 7 machine. If we try to copy data into a database from C:\dbfeeds\csv.csv we get the following error: ERROR: could not open file ...
1
vote
1answer
133 views

postgres: I can't see queries logged queries. Log files are empty

I am trying to master database queries optimization. And as a first step I need to log all queries (and their execution time to log files). My config file looks this way (I believe I have turned on ...
4
votes
0answers
223 views

Bugzilla extremely slow on EC2, RDS PostgreSQL

The Problem I have installed Bugzilla on an EC2 instance, using PostgreSQL RDS as my database. After entering a few dozen bugs, Bugzilla became unbelievable slow, and I get a lot of timeouts. ...
6
votes
1answer
793 views

Docker: Permission denied on folders added with ADD

I'm trying to configure a postgresql installation using docker. FROM ubuntu:13.10 ADD . /db # install postgres # ... RUN chown postgres:postgres /db -R && \ chmod 700 /db -R USER ...
1
vote
1answer
327 views

Postgres SSPI authentication on Windows

I'm trying to enable windows authentication for Postgresql 9.3 (Windows x64 not in domain, UAC is disabled, my account is local admin). The one click installer set the server running under ...
0
votes
2answers
487 views

Postfix with Pgsql support

I'm trying to find an alternative repo with postfix that has pgsql support on Cenots 6. I previously used CentAlt but since that seems to be dead now i'm trying to find an alternative. I would ...