A widely-used open-source operating system that is particularly popular on servers.

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3
votes
1answer
354 views

restrict user host settings to socket connection only

Is there a way to restrict a user's host setting so that (s)he can only connect by socket and not TCP/IP? I'd like to have this setting for the root account. edit: As Abdul Manaf pointed out ...
2
votes
2answers
2k views

How to set password for PostgreSQL database with a script?

In a bash script I'm writing, I need to create a database and set a password that is generated automatically by my script. The problem is I can't find a way to set up the password without user ...
0
votes
1answer
2k views

InnoDB tables inaccessible after reboot

After reboot each time, I can't see my InnoDB table. However, when use command mode I can see my tables, but cannot access to it. mysql> show tables; +----------------------+ | ...
0
votes
0answers
42 views

Having an issue updating the cost field in my db according to the rules of a specific telecoms tariff

Our organization is running an OpenSuSe 11 enviroment with MySQL, I'm currently trying to take all the calls in our calls table and cost them using the duration multiplied by 0.00504, then from that ...
3
votes
1answer
8k views

Table is marked as crashed and should be repaired

I have MySQL and Nagios installed Linux PC (Centos5.5) I have wrote some script to fetch the data from Nagios to Mysql DB (Exactly fetch data in Table) The data fetching working properly (confirmed ...
1
vote
2answers
2k views

postgres service suddenly not working after the computer crashed while working

I've been working with postgres on a linux server for the last couple of months. Last week, half of our servers crashed and my one with them. I was in the middle of uploading data to the postgres ...
0
votes
0answers
1k views

Server doesn't listen

I try in Win7 by means of PGAdmin 3 to be connected to a host 192.168.1.8 with the virtual machine with linux. Already which time I receive the message Server doesn't listen The server doesn't accept ...
0
votes
0answers
2k views

Oracle 11gR2 DBCA installation failing with TNS Lost contact

I am getting below errors while running DBCA with silent install using response file ORA-12547: TNS:lost contact PRCR-1079 : Failed to start resource ora.ocl.db It's a fresh installation and not ...
3
votes
1answer
6k views

Moving postgresql data directory

I moved postgresql's data directory by following the following steps: Stop postgres cp -a source_data_directory destination_data_directory export PGDATA=destination_data_directory Changing data ...
1
vote
0answers
778 views

How to Change location of postgres cluster and database within the same machine? [duplicate]

I have my present database cluster of postgres at /mnt/my_hard_drive which I want to change to /home/myfolder. I also want to move all my databases present in the present cluster to /home/myfolder. Is ...
3
votes
0answers
156 views

What happen when Postgresql tablespace is null?

I'm facing a DWH on postgresql with no DBA (I'm not one) so I turn to you with hope to figure this issue/s. Long story short, when I check the disk usage per tablespace, I get different distribution ...
0
votes
0answers
2k views

createdb: could not connect to database postgres: FATAL: could not write init file [closed]

RedHat Enterprise Server 3.0 32 Bits psql (PostgreSQL) 8.2.3 user: postgres server is running: /soft/postgres/8.2.3/bin/pg_ctl start pg_ctl: another server may be running; trying to start server ...
0
votes
2answers
1k views

Can I find out what version of MySQL from the data files?

I have a very odd situation going on here. I had a linux box running ubuntu 8.10 and MySQL server with a Wordpress installation on it hosting an internal blog for our company. The machine that this ...
1
vote
2answers
386 views

How to avoid lagging when enabling log-slave-updates?

Master: 48GB RAM 16-core my.cnf: https://clbin.com/hlkUo Slave: 64GB RAM 24-core my.cnf: https://clbin.com/viLm0 Both are running 5.5.28. For the incremental backup purpose, I need to enable ...
1
vote
1answer
2k views

mysqld dead but subsys locked

I'm executing the following command in a shell script and I'm executing this on an RHEL-6 server and MySQL version 5.1.47- mysqld_safe --defaults-extra-file=/custom/path/of/my.cnf The path of ...
0
votes
2answers
4k views

Database creation on Linux with dbca: “command not found”

I have installed an Oracle on my machine. When I open a session with VNCServer and type dbca, either as root or as oracle, I get these errors: -bash : -dbca : Command Not found Xlib: connection to ...
2
votes
1answer
4k views

mysqldump: Got error: 1017: Can't find file: 'drupal_install_test' (errno: 2) when using LOCK TABLES

I'm trying to backup a drupal site database but I'm having some issues. When I ran the following command: mysqldump -uroot -p drupaSite > drupaSite.sql I get the following error: mysqldump: Got ...
2
votes
2answers
581 views

How can I automate copying DB2 table data between remote Servers?

I have two IBM DB2 servers at separate remote locations. I need to copy data from several tables on one database on the first server to another database in the second server. Previously I've used ...
0
votes
2answers
215 views

which process has created a load spike on my server last week?

O.S.:Linux MYSQL server we got a load spike last week. how can I find the process that has created the load spike on my server last week.
0
votes
1answer
6k views

MySQL slave stuck in “Reading event from the relay log”?

5.5.28-log MySQL Community Server (GPL) by Remi binlog-format=MIXED My problem is similar to this question. *************************** 2. row *************************** Id: 973415 User: ...
1
vote
1answer
596 views

MySQL my.cnf won't take any effect

Update 7 As DerekDowney suggested, I tried to use [mysqld] init_connect=SET NAMES 'utf8' But I could not get the desired result. My client side java programme still says both session and global ...
1
vote
1answer
153 views

clusterdb stopped working for PostgreSQL database in Ubuntu 12.04 server

After a fresh PostgreSQL install (version 9.2) on my Ubuntu server 12.04, clusterdb utility stopped working. I used the same config files as I used with version 9.1. Below is the actual command: ...
1
vote
1answer
38 views

How to implement security model?

I have installed Oracle 11g on fedora 14. I connected with SQL*Plus as 'SYS' and created some tables, then created a user named "account" and a role, "payroll" with the following privileges. I ...
11
votes
5answers
34k views

How to properly kill MySQL?

I have CentOS 64bit with CPanel installed and I use service mysql stop However, it keeps doing ..... for minutes and it never stops. It used to be instant. Any idea why it does that and how to fix? ...
0
votes
0answers
56 views

How to properly kill MySQL? [duplicate]

I have CentOS 64bit with CPanel installed and I use service mysql stop However, it keeps doing ..... for minutes and it never stops. It used to be instant. Any idea why it does that and how to fix? ...
0
votes
1answer
3k views

How to copy MySQL Database from Linux to Windows?

I would like to copy a MySQL database form Linux to Windows, from a little research I found this url http://www.cyberciti.biz/tips/howto-copy-mysql-database-remote-server.html where the author says we ...
1
vote
1answer
143 views

How open oracle DB Linux (After installation)

I have just installed Oracle 11gR2 on my Linux Mint Distro (xfce). All worked fine, and I was able to acces to https://localhost:1158/em [Erreur 102 (net::ERR_CONNECTION_REFUSED) ] I rebooted my ...
2
votes
1answer
609 views

Is it okay to have different lower_case_table_names value on master and slave?

I have a OSX MySQL master with lower_case_table_names set to 2. I have just setup a Linux MySQL slave with lower_case_table_names=1. I haven't started replication on the slave, but everything looks ...
3
votes
2answers
3k views

issues with encoding and pg_dump/restore between windows and linux

I have a dmp file I have created using pg_dump encoded in WIN1252. What I would like to do is import it using pg_restore to a database on a Linux machine. The problem is that on the windows machine ...
1
vote
2answers
2k views

Postgresql - Segmentation fault (core dumped)

I'm working on postgresql code (server side). I installed a version from source code following the official tutorial: http://www.postgresql.org/docs/8.4/interactive/install-short.html I did same ...
0
votes
1answer
256 views

Does a standby slow down Oracle imp?

I have Oracle 10gR2 installed on Redhat Linux 5.4 on two servers (primary and physical standby). When I import data into the primary server while the standby is started it takes too long to complete ...
1
vote
1answer
751 views

MySQL Tables crashing randomly

This is one of the many random Tables that get corrupted. Any ideas why and what would be causing this? How do I keep MySQL tables from crashing and MySQL from crashing? Repairing USR_wp537 ...
0
votes
0answers
532 views

Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)! in Fedora16

I installed MariaDB server in linux using tar file(mariadb-5.5.28a-linux-i686.tar.gz) followed by the instructions from this link : https://kb.askmonty.org/en/installing-mariadb-binary-tarballs/. ...
0
votes
2answers
756 views

MongoDB Master and Slave Replication - Windows or Linux

I have recently moved my MS SQL Server Database to MongoDB (2.0) on Windows Server 2008. Its containing 2 databases with following stats. (both databases get around 100 reads/writes per second). These ...
1
vote
2answers
3k views

Open source alternative to SQLMaestro for PostgreSQL

I'm looking for oen source alternative to SQLMaestro for PostgreSQL because it has visual database designer which not avaliable in pgAdmin which make database desinging so easy. PS I'm not sure if ...
1
vote
1answer
690 views

Proper procedure for migrating a MySQL database to another Debian machine?

I have one server running an older Debian version with MySQL 5.x and a newer Debian server, also running MySQL. I've created a backup of all databases on the first server like so: mysqldump -uuser ...
1
vote
2answers
513 views

Mysql synchronization databases on one machine

I have MySQL databases. Database A and Database B. Running on Mysql 5.5 and Ubuntu 12.04. Into Database A i am doing INSERTs, UPDATEs every minute (cron) (The whole database has over 15 millions ...
3
votes
1answer
1k views

Limit memory used for mongoDb

Is there any way to limit using RAM for mongodb on Debian? I'm looking for a solution fo about 8 hours, but have no results.
3
votes
1answer
1k views

mysql statement based replication - unsafe statements

I have recently set up statement based replication and my error logs are filling up with this error 121231 21:10:55 [Warning] Unsafe statement written to the binary log using statement format ...
0
votes
2answers
2k views

Freeware GUI tool for DB2 , usable in Ubuntu Linux [closed]

Are there any freeware user interface tools for DB2 to be used in Linux (Ubuntu 11.04)? RazorSQL is pretty good, but it's not freeware.
1
vote
1answer
305 views

Set up replication and migrate to InnoDB with low downtime

Current situation is this: I have a large legacy DB using only MyISAM tables, the size of whole DB is 4GiB, one of the tables contains over 10 million rows, so it is pretty large. The database is ...
0
votes
1answer
219 views

Converting dbo file from windows to linux

I have a .dbo file which is created from windows. This file is succesfully reloaded into the mysql database in windows. I need to reload the dbo file into the mysql/mariadb database in linux. How I ...
1
vote
1answer
204 views

Server load discrepency in Slave with Master load being low and constant

We have MySQL Replication Master/Slave Setup db01 Master db02 Slave (ReadOnly) We are getting load discrepency on the Slave (db02), but the Master's (db01) server load is low. MySQL is the only ...
0
votes
1answer
596 views

what's the optimal partition setup for a linux db server?

My host wants to know how I want to partition my server before installing CentOS. I need to be able to do use xtrabackup to create quick backups from 20-50GB databases. I know I need to use a LVM, but ...
0
votes
1answer
723 views

Problem with SQL Server connection from a Linux machine [closed]

On a Linux machine, I run a java application that accesses a SQL Server instance on a Windows machine. When I run this application I get the below error: 07-Dec-2012 15:09:40 ...
0
votes
1answer
905 views

How to Restore Postgresql Cluster from data directory

in our office we have a development database server that runs Debian 5, on this server we had a postgresql 8.1 running but because of the lack of internet access from the server we backed up with ...
3
votes
1answer
3k views

sql*plus 11.2 client connection to oracle timing out on Linux

One of our DBAs is seeing connection issues with his sql*plus client. Whenever he connects to the Oracle v10g server, the connection seems to time out for no apparent reason. We tried checking ...
1
vote
1answer
7k views

User can't stop Oracle listener (TNS-01190)

I have Oracle 10g installed on RedHat Enterprise Linux 5. I have 2 users that use Oracle: uid=501(user1) gid=502(group1) groupes=500(oinstall),501(dba),502(group1) and uid=500(oracle) ...
0
votes
0answers
538 views

Multiple PostgreSQL running as primary server on pgpool

I'm facing a problem with my pgpool setup. Currently, this is my requirement based on the pgpool documentation here : Server A : Install with PostgreSQL database. Run as primary server Server B : ...
1
vote
1answer
802 views

PostgreSQL 9.1 - Asynchroneous commits performance boost

During peak hours our users experience a lot of timeouts due to an overloaded database server. We are currently trying to make optimizations in order to cope with the high traffic. We read in the ...