Questions tagged [redhat]
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74
questions
0
votes
1answer
20 views
Mysql v5.1/RHEL6 dump to MariaDB v10.3/RHEL7 restore process
I am moving a number of databases from a MySQL 5.1 RHEL6 server to a MariaDB 10.3 RHEL7 server. Do I need to run mysql_update after doing the dump/restore of each DB, or is that just for system tables ...
0
votes
1answer
68 views
MongoDB: F CONTROL [main] Failed global initialization: FileNotOpen: Failed to open “/data1/mongodb/log/mongod.log”
I am trying to install mongodb 3.4 on Redhat 7.9. When I start mongodb systemctl start mongod I get the below error FileNotOpen: Failed to open "/data1/mongodb/log/mongod.log, But when I start ...
0
votes
0answers
26 views
Checkopenport - DB2 / shell script sample
at DB2 startup we will check, whether the db2 port is in use.
In the client DB2 setup we have only one instance / server.
the port is always 50020 - for all servers.
our idea -
netstat -tunlp | grep &...
-1
votes
1answer
24 views
Importing big MySQL Database
I am trying to import a 6GB database on RHEL7.
I have been reading for
Here are my main settings in my.cnf:
Why downvote? You are just making sure nobody else will help who needs help.
Please let me ...
0
votes
0answers
15 views
How do I enable pgadmin4 (PostgreSQL12) to read and write files in directories of other Linux Users on RHEL8/CentOS8 [duplicate]
While trying to export a query result set from PGAdmin4 on PostgreSQL12 to a CSV I am encountering the following error:
ERROR: could not open file "/home/linuxusername/Downloads/data.csv" ...
0
votes
1answer
133 views
Problem installing Oracle 19c to symlinked directory from RPM
I've created destination directory and linked it to default install path:
$mkdir /u01/oracle
$ln -s /u01/oracle /opt
Then I've changed the owner:
$sudo chown -R oracle:oinstall /opt/oracle
But when ...
0
votes
0answers
6 views
How to Fail-over of MYSQL 8.0 on Red Hat Cluster without Application to Re-login & avoiding service interruption
Getting the error after every fail-over test case is run :- host is blocked because of many connection errors . We need to login back again to database and use Flush Host command to allow new ...
2
votes
0answers
223 views
SQL Server for Linux 2019 - Windows Authentication not working
Hoping to pick the brains of those more knowledgeable than me. I've been trying to set up a SQL Server 2019 instance on Linux; specifically on AWS using AMI amzn2-x86_64-SQL_2019_Standard-2019.11.12
...
0
votes
0answers
198 views
MySQL8.0 Replication Got Stuck “Applying batch of row changes (delete)”
When I configured Master-Slave replication it was working fine but after five weeks it is showing the following error.
*************************** 1. row ***************************
...
0
votes
1answer
20 views
SQL Server 2017 on RHEL Linux with IDM for AD authentication
We are using Red Hat IDM to authenticate AD users to SQL Server. Users can login successfully to SQL Server with SSMS and SQL CMD with AD Authentication. But running some elevated commands from SSMS ...
0
votes
2answers
29 views
COPY Command spawning multiple processes
I have a lengthy data pipeline that imports a CSV, creates a sequence of dependent views and then exports the results using COPY as a CSV. This process had been working fine, completing in around 30-...
2
votes
2answers
340 views
Less obvious “The table 'mytable' is full” error
Error in mysqld.log:
2020-02-02T01:17:32.133974Z 3069 [ERROR] /usr/sbin/mysqld: The table 'IS_DUT_IFID' is full
None of the many threads I've found about this error have helped me to resolve this ...
0
votes
1answer
111 views
galera cluster with mariadb 10.3.13 is not replicating on RHEL 8.1
I'm installing a galera cluster using mariadb 10.3.13 with two nodes in redhat 8.1 server.
I enabled ports 3306, 4567, 4568 y 4444 ports. selinux is disabled. firewall disabled.
The first node is ...
0
votes
1answer
363 views
Install Oracle Weblogic: Unsupported major.minor version 52.0 [closed]
I tried to install Oracle Weblogic on Redhat Linux 8
using command
java -jar fmw_12.2.1.4.0_wls_quick.jar
but got an error:
Unsupported major.minor version 52.0
Java version
java version "1.7....
1
vote
0answers
409 views
Postgres systemd service unit is in activating (start)
I'm experiencing Postgres service in activating state after incorrect server shutdown. The Postgres seems fine: connections are available and DB is running.
[root@postgres-02 ~]# systemctl status ...
0
votes
0answers
32 views
Need Suggesion on PostgreSQL Database Minor upgrade Procedure from 9.5.15 to 9.5.19:
Thanks Alot each and every one.
Could you please help us to below points:
We are trying to deploy the latest postgres minor version 9.5.19.
We have deployed postgres server using yum repository.
...
0
votes
1answer
258 views
Oracle 12c create manual script for automatic startup on RHEL7
I need to create a script to start and shut down a 12c database in rhel7 automatically when the operating system starts and shuts down, it turns out that I have tried the common options with dbstart ...
0
votes
1answer
24 views
Using MySQL Workbench 8 on RHEL7 gui - When I highlight text in the SQL editor it turns black
I'm assuming this is a config issue in MySQL Workbench or in RHEL.
How can I change this to a readable color?
1
vote
1answer
4k views
Does Oracle 11gR2 is supported on RHEL 8 or Oracle Linux 8? [closed]
Oracle (afaik) did not updated their compatibility matrix yet. Can I run Oracle 11gR2 (which still is in extended suporte) in the new OS?
0
votes
1answer
33 views
MySQL eats up all the memory from the RHEL OS
Currently, I have MySQL server installed in the AWS RHEL EC2 instance.
The team was running heavy data processing in the DB and we found out that every now and then the DB restarted itself. After ...
1
vote
1answer
516 views
MongoDB deployment across cloud and On Premises
We are planning to implement MongoDB as a stretch cluster which includes Primary secondary in DC 1, Secondary secondary in DC 2, Arbiter in cloud(DC 3) where DC 1 and DC 2 are on premise servers and ...
-1
votes
2answers
58k views
psql: FATAL: password authentication failed for user “postgres”
I am running postgresql-9.6 on Rhel7. I know that the default/root user doesnt have a password, however i will like to use phpPgAdmin to do my work. the problem is I have edited my pg_hba.conf file to ...
0
votes
2answers
8k views
Can't start mysqld service after changing datadir
I have an AWS EC2 instance with RHEL 7 on which I installed mysql-5.5 on xvda. Its datadir is under /var/lib/mysql (as is the default).
I am importing dumps from a database on version 5.5.29 and the ...
0
votes
0answers
116 views
external authentication of database users in Db2
For a future project, I am looking into authenticating Db2 database users via LDAP and PAM. However, it seems that LDAP server is deprecated in RedHat:
https://access.redhat.com/documentation/en-us/...
0
votes
1answer
245 views
MongoDB Ops Manager
I have few questions regarding backup process in MongoDB Ops Manager
1) How backup process works ?
2) According to documentation for production do we need to have 3 dedicated servers for ...
3
votes
1answer
101 views
Is there a version history for the Postgres upgrades made in the installation?
I'm trying to determine when the last Postgres upgrade was made. I know my current version (through "show server_version" command, and other ways too). But I wasn't able to find a history of the last ...
0
votes
1answer
341 views
I can't add an extra node to mariadb cluster 10.1
I was installing a test mariadb cluster but I have a problem when I want to add an extra node. Both nodes use Red Hat Enterprise Linux Server release 7.3 (Maipo)
These were the following steps:
On ...
1
vote
2answers
1k views
Cannot reset MySQL default root password after initial installation
I have installed mysql 5.7 on a Red Hat Enterprise Linux 5.5 server and when I tried to run following command after installation it is asking for a password for root@localhost.
/usr/bin/...
0
votes
1answer
57 views
Installing oracle 9i in RHEL5 … error during the process
Currently I am installing oracle 9i in RHEL5, but I have found that during the installation process at 5% completion it throws this error:
Error in writing to file /path of oracle home/ctx/lib32/...
0
votes
1answer
70 views
Completeness of Patch Population
I'm performing an audit on Oracle database changes and the database is on a Linux OS.
After using the command opatch lsinventory, we learned that this command has not been pulling the complete ...
1
vote
0answers
1k views
Start/stop postgresql with pg_ctl or service without root access on RHEL6
We plan to use postgresql on RHEL 6.
DBAs won't have root access but they will need to start/stop the databases.
They'll be able to do so with pg_ctl as postgres.
However databases should also start ...
0
votes
1answer
517 views
Sybase ASE monitoring tool of choice [closed]
I have inherited an Sybase ASE 16 database server and my initial task consist on deploy some Key Performance Indicators to monitor the RDBMS instance performance.
I have 3 tools available in the ...
0
votes
1answer
2k views
Installing Oracle 12c on Red Hat Enterprise Linux 6
When I try to ./runInstaller I get this error message:
Source location is incomplete. Make sure you have downloaded and extracted all the relevant archives.
I have two database unzip folders, ...
1
vote
1answer
24k views
ORA-00201: control file version 12.1.0.2.0 incompatible with ORACLE version 11.2.0.0.0
I'm trying to mount my database but sqlplus returned the following error :
SQL> startup
ORACLE instance started.
Total System Global Area 1073741824 bytes
Fixed Size 2932632 ...
1
vote
2answers
2k views
Mysql Refuses to Start
On HOST OS RHEL 6.5, I upgraded mysql server from 5.1 to 5.7.9. And when i try to start it refuses and give me these messages in Logs
2016-08-01T07:29:42.939712Z mysqld_safe Starting mysqld daemon ...
1
vote
1answer
1k views
Mysql will no longer start after DB import and password change
I'm running Mysql5.6 on RHEL 7. I had managed to get the mysql service up and running, and imported a database into it with no issues.
However, after attempting to reset a user's password, the ...
0
votes
1answer
373 views
Reject Specific Database PostgreSQL User Authentication [closed]
Lets say I have two databases: Sales and Inventory
And two users: A and B
I want user A to be able to do: psql sales B
But user A must not be able to do: psql inventory B
Right now user A can ...
0
votes
2answers
2k views
SQL2043N Unable to start a child process or thread
I've seen the message SQL2043N Unable to start a child process or thread occur every once in a while since upgrading to rhel7 and db2 10.5. db2diag.log does not reveal much out of interest, beside:
...
1
vote
1answer
221 views
How does a VoltDB cluster determine time sync between nodes
I have a weird painful issue with VoltDB clusters on multiple RHEL7.1 vm (KVM).
Time is synced between the VM and their hypervisor with a single local master NTP server - using chrony. Master server ...
0
votes
3answers
1k views
Error while installing MySQL on RedHat Linux
I am new to RedHat Linux and am referring to this link for the installation :https://dev.mysql.com/doc/mysql-repo-excerpt/5.6/en/linux-installation-yum-repo.html I finished the first two steps and ...
2
votes
3answers
26k views
How to identify how many instances of Oracle are installed on Linux environment
Last day, I was at one training for Oracle installation and service start & shutdown. There I came to know about some Linux commands to start and shutdown an Oracle instance on a Linux machine.
...
0
votes
1answer
770 views
RHEL Postgresql 9.4 and PostGIS
I'm a dba new to postgresql. I have Linux RedHat 7 without openshift.
I have to install some DB on 9.4 version with postgis.
My sysadmin has published the following repositories :
RHEL 7 server
...
0
votes
1answer
81 views
Oracle 11g: SQLDeveloper
How would I use the pre-installed SQLDeveloper that comes packaged within Oracle 11g if I am invoking it with a user that has no oracle or admin rights on linux?
Would it be enough just to change ...
0
votes
1answer
210 views
Postgres Installed in Linux (RHEL) and trying to access / connect using pgadmin (Windows)
I've installed and configured postgresql in Linux successfully,
1. postgres user created
2. new db created successfully
3. I'm trying to connect using pgadmin III (Windows)
4. Following details are ...
0
votes
1answer
2k views
what is oracle shiphome?
I am trying to install oracle grid, One of the Oracle installation steps says,
set the variable ORA_SHIPS to the path location where you are going to
extract the 11.2.0.4 shiphomes
Please ...
0
votes
1answer
6k views
Oracle 12c Installation (Grid) on RHEL 7.1 CLSRSC-214: Failed to start 'ohasd' [duplicate]
root.sh script execution failing with following error please advice
./root.sh
Performing root user operation for Oracle 12c
The following environment variables are set as:
ORACLE_OWNER= grid
...
1
vote
3answers
7k views
Problem Installing 11.2.0 on RHEL 7 64 Bit
I have problem in stalling Oracle ASM on RHEL 7, Please advice
[root@localhost grid]# ./root.sh
Performing root user operation for Oracle 11g
The following environment variables are set as:
...
0
votes
1answer
31 views
MySql DB from Ubuntu to RHEL
I would like to migrate my Mysql databases from Ubuntu to RHEL..what is the best way to proceed? I'm on community edition. I will be moving to entreprise edition of MySql on RHEL.
0
votes
2answers
191 views
How to create oracle user for more than one version
I have server under RHEL 6.3 installed on that server Oracle 11gr2 and 12c, I want to create user lets say Ahmad but I want this user to be sysdba on both servers, for single server I edit ....
1
vote
3answers
2k views
Is using ASM a pre-requisite for RAC?
I am about to build our first RAC development environment, and as I'm new to RAC and have not used ASM I wanted to keep things as simple as possible.
I was under the impression that ASM is a pre-...
