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

learn more… | top users | synonyms

1
vote
1answer
18 views

XML database for linux

I want to be able to store multiple xml objects in a database. But I don't want to just serialize the object and dump it out. Rather I would like to be able to access the database representation of ...
0
votes
1answer
139 views

How to connect to Oracle database on VM1 from host with 11gClient

I have a VM running Oracle Linux 6.5, I loaded Oracle server x64bit and created a database. The database functions fine and the listener is up and running for the database. I want to connect to the ...
0
votes
1answer
179 views

New Master-Master replication has stopped working

We're building a new MySQL server pair for high availability, and of course it's not like managing a single server. We're working with Ubuntu 14.04 LTS and MySQL 5.5.43 I had master-master ...
0
votes
1answer
525 views

ERROR 2026 (HY000): SSL connection error: Unable to get private key

I need help with mysql replication with ssl. I got a problem when i'm turn on ssl on my slave - error connecting to master 'replica@1.2.3.4:3306' - retry-time: 60 retries: 1 Here is my setup Master ...
1
vote
1answer
298 views

Slave Waiting to reconnect

I have added new slave host to master for replication, but missing some of the parameters. mysql> show slave status\G *************************** 1. row *************************** ...
0
votes
1answer
136 views

MySQL does not generating PID file

I upgraded my OS from redhat 2.6.3 to 2.6.5 after that when I restarted my MySQL server but it not started, error message is "150320 11:53:17 [ERROR] Error message file '/usr/share/mysql/english/...
0
votes
1answer
384 views

Slave not getting replicated SERVER_UUID error

Unable to start replication Master-Slave, I have searched a lot for this but unable to get the Server-UUID of both the server. Do we have any solution for this. Scenario: I have created new slave ...
0
votes
1answer
34 views

How do I get mysql to start for the first time?

I want to get mysql to start for the first time. I installed it on RHEL version 6. All of the commands posted were executed as root. As a test, I ran this: # yum install mysql This is the output:...
0
votes
1answer
128 views

Why mongo write only one partition

The /dev/mapper/vg_db1-lv_root partition used 100%,but the other partition is free,why mongodb store data only use this partition. This is why? How can I solve this problem? [root@db1 shard11]# df -...
1
vote
1answer
669 views

Setting MySQLDump to keep running in the background after session times out

I'm tryng to set up a new Slave DB by copying another Slave DB. Normally I would simply use MySQLDump to dump the Slave and create a .sql file, then import that into the new database. However, as our ...
2
votes
1answer
1k views

How to restore database from /var/lib/mysql

I have a database folder from a crashed server called gain_wordpress. I'm trying to put that database on a new server but I'm not able to do it successfully. I don't have a .sql dump, all I have is ...
1
vote
2answers
316 views

missing files, installing Oracle DB 12c on Oracle Linux 7.2

when I try to Install the Database I get this error message: Source location is incomplete. Make sure you have downloaded and extracted all the relevant archives. I did try this twice with the same ...
0
votes
3answers
399 views

lsnrctl is not working on Ubuntu 14.04

I have managed to install Oracle 11g on Ubuntu 14.04 through lots of pain. I managed to install it in the end but listener does not seem to be working and even responding any command. My /home/...
0
votes
1answer
123 views

Some tables not found after moving MySQL database from Linux to Windows

I had a MySQL database which I was working with from Linux. Some of the schema/table names were in mixed case. I then needed to work with the same database on Windows, but because of the enormous size,...
1
vote
1answer
22 views

Will a mysql db import be interrupted if my ssh session times out?

I have a large-ish (several GB) mysql DB that I'm planning to import via mysql -u root -p mydb < mydb.sql in a SSH session. What would happen if my SSH connection drops? Is it safer to run ...
0
votes
2answers
369 views

Make Oracle backup files available for duplicate

I have a Red Hat Enterprise Linux server with Oracle 10.2.0.5 and a database on it (SID is TNATEST). I have a remote CentOS server with Oracle 10.2.0.5 on it that I want to duplicate TNATEST to. The ...
2
votes
1answer
223 views

Unable to get any type of connection using mysql on LAN

My question is rather simple, I have a Windows 7 machine that is hosting an Apache server and a MySQL server using the XAMPP control panel. Both of these have been installed as a service on the ...
0
votes
2answers
152 views

mysql too many connections in linux/nginx/php-fpm/php server

One of my mysql client reports "too many connections" of the mysql server. With the processlist of the mysql server, I find many connections come from a client with LNMP(linux nginx mysql php). The ...
0
votes
1answer
44 views

DB schema for storing the process tree of linux

I search a db schema to store the process tree of linux every half hour. Platform: PostgreSQL on Linux. I am unsure where to split all the data into columns or to use a json column. Which one is ...
1
vote
1answer
647 views

Report Builder cannot publish to report server

This is currently in a cloud lab environment. We're not allowed to join any AD domains. We have a linux server (RHEL 6) running MySQL 5.3 and a Windows SQL Server 2012 on Win 2k8 R2. Our laptop is ...
1
vote
2answers
2k views

Can't create file /var/lib/mysql/user.lower-test

MySQL database has been problem free for a few months. Today when I checked for upgradeable packages using the Synaptic Package Manager it came up with the various MySQL components (-common, -client, ...
1
vote
1answer
4k 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 my....
1
vote
1answer
6k views

MySQL slave stuck at 'System lock' most of the time, high CPU usage

Let me describe what we are facing now: We have a MySQL Master-Slave, Row Based Replication setup and at the moment, the slave is stuck with a perpetual System Lock. The Master is an active server ...
0
votes
2answers
85 views

Error during Oracle database 12c Release 1 installation

I am trying to install Oracle database 12c on Oracle Linux 7 version. But it is keep on failing with the below error. [INS-30131] Initial setup required for the execution of installer validations ...
2
votes
1answer
67 views

CRON and RMAN Backups

We run RMAN backups via CRON jobs, but find the out-of-the-box emails with CRON to almost do what we want. I know we can channel the RMAN output to /dev/null so no email is sent, which for any ...
7
votes
5answers
18k views

Oracle returns an error ORA-01031: insufficient privileges

Oracle returns an error "ORA-01031: insufficient privileges" When I run sqlplus / as sysdba but sqlplus sys/oracle123 as sysdba doesn't, why? Oracle version: Oracle Database 10g Enterprise Edition ...
2
votes
1answer
45k views

Error ORA-12560 when trying to connect Windows SQL*Plus client to Oracle 11g Linux server

I installed 11g on Centos VM on my mac.I have everything up and working on server.I have included following command I ran on cenos. $lsnrctl status LSNRCTL for Linux: Version 11.2.0.1.0 - Production ...
1
vote
1answer
188 views

Read insert statements from text file

Good day All, I have a 1000 text files that each contain 1000 insert into statements. What is the most efficient way to read and execute each insert statement into a MySQL DB table? Thanks for any ...
0
votes
2answers
68 views

How to get when MySQL instance went down last

Is it possible to determine when a MySQL instance went down last? Is there a log file or literally anything at all that logs the server status in MySQL? I have trolled through countless articles ...
0
votes
1answer
999 views

Cannot Start mySQL Daemon with Error “mysqld from pid file … ended”

I cannot get MySQL to run. It was working just fine hours ago, but upon starting, repeatedly ends without telling me very much. Here are my logs [myusername@location ~/mysql]$ ./bin/mysqld_safe --log-...
2
votes
3answers
91 views

using tnsnames.ora and sqlplus client without installing oracle 11g server on linux client [closed]

I want to create a connection to remote Oracle server using SQLplus client and tnsnames.ora without installing Oracle 11g server on the Linux client. I used debian and bash script to generate reports ...
4
votes
2answers
2k 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.
0
votes
1answer
46 views

Upgrading to MySQL 5.5 from 5.0 looks broken

I was using SLES SP3, and had earlier MySQL 5.0.67. I upgraded it to 5.5.48 (available with the CD) after upgrading my OS to SP4. I edited the /etc/my.cnf file, and replaced skip-locking to skip-...
0
votes
0answers
20 views

network Adapter could not establish the connection in netbeans with oracle11g in linux

I am using fedora 23 64 bit. My system is up to date. I have installed oracle 11g xe. I have downloaded the jdbc driver 'ojdbc6" , now i am trying to connect netbeans with the oracle database but it ...
1
vote
2answers
3k views

Linux command to kill all MySQL sessions from a specific User?

How can i kill all sessions from a user in mysql using a linux command line command? I have a user that is using all on my database connections and insted of killing one by one i want to make a ...
1
vote
3answers
44 views

Any script to auto test tune and benchmark mysql config?

I'm looking or willing to do a script to benchmark mysql config variations for a specific system. A script that would change certain mysql config values and do a sysbench, save results, change ...
0
votes
0answers
8 views

Is it advisable to configure huge pages on SLES for MySQL

What is a general opinion on using huge pages with MySQL server? As described in here: https://dev.mysql.com/doc/refman/5.7/en/large-page-support.html Or is it best to leave things as is and not ...
14
votes
3answers
34k views

How to make MySQL table name case insensitive in Ubuntu?

I am using Ubuntu 13.10 and MySQL 5.6 and I know database name and table name are case sensitive in Ubuntu (and some other *nix environments) by default. Now, I want to make MySQL work as case ...
3
votes
1answer
6k views

Mysql error 28 no space left on the device

I keep running in to the same problem with mysql with error code 28 which means there is not enough space left on the device. Now the weird part is that there is enough space, here are some tips i ...
0
votes
0answers
49 views

connecting to MySQL Database on local network

I'm trying to connect to my SQL database on my beagle bone black (Debian 3.8.13 MySQL version: 5.5.47) from my raspberry pi (Debian Jessie 4.1.13 MySQL version: 5.5.44). Both are on the same local ...
0
votes
0answers
82 views

mysqldbcompare SELECT command denied to user

I am trying to run mysqldbcompare to see the difference between two tables: mysqldbcompare --server1=server1:2016@localhost --server2=server2:2016@localhost user:user --difftype=sql --run-all-tests ...
17
votes
5answers
50k 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? ...
1
vote
1answer
31 views

Is there anyway that I can manually create a PID for the MySQL instance?

I am running MySQL on a linux server. I have taken a copy-back mysql enterprise backup from another linux full backup. Ever sense then I have had problems getting MySQL to start. The problem is ...
4
votes
2answers
17k 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 ...
0
votes
0answers
31 views

myisamchk: Why is there a huge time difference running myisamchk in real and user time?

We have some MySQL MyISAM databases, whose backups are taken using mysqlhotcopy Thought to check the backups integrity, and errors (if any) and hence run myisamchk. I was tracking the possible ...
0
votes
2answers
1k views

Setting root password in fresh mysql 5.7 installation

I am trying to install mysql in a serving having CentOS Linux release 7.2.1511. Take a look to the process installation: # sudo yum install mysql-server Output: Dependencies Resolved =============...
1
vote
2answers
55 views

scaling options for mysql on linux vm (ubuntu) : how to scale when the RAID 0 is out of space

I was asked to give a scaling road map for our mysql database. Currently, I have a single mysql instance v5.6.28 running on an ubuntu VM on azure. It has a (software) RAID 0 disk made with two 1TBs. ...
1
vote
1answer
86 views

MonetDB auto-backup mechanic problem

I'm trying to set up mechanism that will automatically create database backup. The idea is to create a script that will be executed by crontab. Seems easy but I'm struggling with the following ...
1
vote
2answers
48 views

How to log MySQL downtime

If I wanted to see the date, time and length of downtime on a MySQL instance/database, how would I go about doing that? For example, if I wanted to see if the MySQL database went down at all last ...
0
votes
0answers
19 views

MongoDB job on CentOS 7 has file permission errors

I have a CentOS 7 server and I've been trying to start using MongoDB. At some point, I changed group & file permissions for the following: /var/lib/mongo /var/run/mongodb /var/log/mongodb What ...