Making copies of data which may be restored after a data loss event or to recover data from some earlier point in time.

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336 views

ONLINE BACKUP is not performed from the CRON Job on LINUX server (manually it works)

I made a script which executes successfully online backup when it is run manually by the instance owner. Script is the following (two lines originally). #!/bin/bash /opt/ibm/db2/V9.7/bin/db2 ...
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1answer
67 views

Full to Simple recovery mode during massive data update?

I`ve got a 50 Gb database, in which a table takes up 43 GB, and it's full of bad data(over 90%), and i plan to clean it. Database is in Full recovery mode. My plan is: 0 - take a backup for safety ...
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1answer
81 views

DB2 - What is the difference between online backup and AUTO_DB_BACKUP?

We would like to perform online backup. I see that there is one parameter AUTO_DB_BACKUP. I read this article on IBM link for AUTO_DB_BACKUP ...
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2answers
983 views

DB2 ARCHIVE mode - Can all archive logs be deleted after doing the FULL OFFLINE backup?

I am interested in one thing, if I understood correctly. DB2 is in Archive mode (online backups are made and archive logs keep coming which is OK). If I made offline full backup today and I know I ...
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1answer
146 views

How to delete the old backup differencial files?

I'm (trying) managing a large number of sql server instances among a number of machinces running SQL Server 2005 and 2008. Almost all the DB are in Simple Recovery Model. I'm doing full backups every ...
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1answer
31 views

Instant File Initialization on Backup drive

I know IFI (Instant File Initialization) is good to have enabled on SQL Servers. How about backup archive locations? We backup our DBs to a local SSD drive (so it backs up quickly), then throughout ...
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1answer
53 views

Percona: Do I need apply-log switch for a weekly full backup and hourly incremental?

I am planning a script to work on our percona. Our strategy is to do full backup weekly but incremental backups every day/hour. I have read innobackupex manual and got confused further as to whether I ...
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1answer
309 views

Best practice for archiving old data? [closed]

We are migrating 3 slightly different SQL databases into one (SQL Server 2008R2). We want to keep old databases "alive" for some period of time but once we've gone live we don’t want staff ...
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1answer
81 views

Shrink log file after configuring backups properly

I had a database that was working in FULL recovery mode but never had transaction log backups done. The consequence of that was the fact that the log file kept growing and now its 10 GB in size. I ...
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1answer
85 views

Backup a remote database, from my machine, to another server (SQL Server 2008)

I'm trying to backup a database, of a remote server, from my machine, to another server. SERVER1 >>> BACKUPSERVER \ / \ / \ / ...
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2answers
87 views

Is possible to backup database online using rsync?

Some people tell me that the backup database on-the-fly using rsync is possible. I think it is possible but not safe because some log, buffer... is not flushed. Database is being recovered from the ...
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1answer
60 views

SQL server compress backup for lower version databases

Recently our development team migrated couple of sql server 2000 Databases onto SQL2K8R2. Now we creating the backup strategy, and just had a doubt, that: 1) Compatibility level of those DB's still ...
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0answers
26 views

Does automated backup performance suffer if backup completion time exceeds the backup window?

Is there anything "special" about the Amazon RDS Automated Backup Window, or is the backup window merely an arbitrary timespan in which the backup is expected to complete? That is to say, if I have ...
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0answers
89 views

Restore MySQL DB from mylvmbackup to .sql dump

Backups of MySQL innodb databases are taken using mylvmbackup and the resulting backup contains the whole mysql folder as per example below: ibdata1 ib_logfile0 ib_logfile1 mysql/ mysql_upgrade_info ...
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1answer
113 views

Oracle Hot Backup Theory

After a hot backup, where all tablespaces are placed in backup mode seperately; i.e. alter tablespace user_data start backup; each datafile will have a different Checkpoint SCN in its header; with ...
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0answers
96 views

Database corrupt after restore and upgrade on another instance

Just wondering, if someone faced the same issue. We have got a SQL Server 2008 R2 (10.50.2789) and SQL Server 2014 (12.0.2000) and there is a process of backup on MSSQL Server 2008 R2 and restore on ...
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0answers
25 views

pg_dump in 1G VPS crashes

I'm trying to run pg_dump on a relatively small database (2G), but pg_dump keeps crashing with an out of memory error. du -h --max-depth=0 9.4 1.9G 9.4 The command: pg_dump -Fp -h "$HOSTNAME" ...
2
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2answers
136 views

Backup compression in SQL server 2008R2 and above

Recently we got a new server to take care of and found that there are two data drive: S: 1 TB where resides 10 databases(mdfs and ldf's, though they should be on different drives but that's how we ...
2
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1answer
1k views

pg_restore: [archiver (db)] could not execute query: ERROR: schema “public” already exists

I am using pg_dump / pg_restore to backup and restore a PostgreSQL database, but am getting some error messages (and a non-zero exit status) from pg_restore. I tried a super simple base case (outlined ...
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0answers
38 views

What exactly should I backup in MongoDB when using replica sets?

I have several instances of MongoDB replica set servers with a primary and a failover machine for each replica set. The primary machine makes daily backups by creating an LVM snapshot and copying all ...
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2answers
539 views

Restoring an Oracle Backup Properly

I've been trying to do a proper restore of a database for weeks now and I'm convinced that I'm doing something simple wrong. I took a cold backup of the database before an update to an application ...
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0answers
71 views

Setting up a new db-server with same name and ip. Backup/restore or detach/attach

I'm planning to set up a new Win 2012 server, with SQL server 2014 standard. This server is going to replace our current server, Win 2008R2, with SQL server 2008R2. The name and ip is going to be the ...
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0answers
144 views

Backup and FTP SQL Server databases

We plan to backup our SQL Server 2012 databases every night, FTP the backup files to our test servers and restore them. Then deploy the latest schemas to those databases. The reason for this is so we ...
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1answer
108 views

PostgreSQL SELECTs not returning correct result following recovery?

I took a copy of the current database from a live slave using pg_basebackup and recovered it to a brand new isolated computer following the instructions in the docs. Once the new database had started ...
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1answer
190 views

Rman controlfile and rotation

I got an Oracle 10g server with a bash script running every night which extract each datafile and create an rman script, which is launched from the bash script itself and make backups. CONFIGURE ...
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1answer
20 views

Is this normal binary logging behaviour - maintaining one ever growing file despite expire_logs_days?

I have a Percona MySQL DB running on a dedicated server. I have in my.cnf # REPLICATION # log_bin=/var/lib/mysql/binlogs/mysql-bin expire_logs_days=7 My issue is that the log file mysql-bin.000001 ...
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0answers
92 views

Is impossible percona xtrabackup restore backup data on mysqld?

I am testing percona xtrabackup. I hear a lot advantage of it. I have purpose to use it instead of mysqldump. Based on document ...
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0answers
129 views

To configure MySQL Enterprise Workbench for Incremental Backup with Online Backup option

Could not acquire management access for administration RuntimeError:Could not initialize WMI interface: Workbench.wmiOpenSession():Could not connect to target machine. When i am trying to configure ...
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1answer
652 views

What are the optimal mysqldump settings?

After some search I ended up with the following settings: mysqldump\ --host=localhost\ --port=3306\ --databases ****\ --user=****\ --password=****\ ...
0
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1answer
37 views

How to know the problem when i make this Full Backup Scenario?

i'm working new on database administrator and i have some questions if i want to make SQL full backup database every Saturday at 6:00 AM and for some reasons the device was shutdown the questions are ...
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1answer
387 views

How to take backups of MySQL databases, explicitly based on PyMySQL

I am looking for a purely Python solution to take backups of every MySQL database on localhost. I already use PyMySQL to run queries on these databases. Any help is highly appreciated. EDIT After ...
3
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1answer
55 views

Best Design for this “Sweepstakes” Project?

Hello there fellow developers, Merry Christmas first aff all, and i hope you will have a happy new year soon. :) I was having more or less a problem with an idea that came to my mind. I am currently ...
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1answer
78 views

How to use fsyncLock() safely in backing up a single mongod

I read from mongodb document: important: db.fsyncLock() may block reads, including those necessary to verify authentication warning: When calling db.fsyncLock(), ensure that the connection is kept ...
5
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1answer
105 views

SQL Native backup MIRROR TO performance

We are moving to SQL Server 2014 Expensive Edition Q1 next year. Right now we are on SQL Server 2005 Standard Edition, so we don't have access to the oh-so-wonderful MIRROR TO option for our backups ...
4
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2answers
257 views

Backup Database Task - What's the number at the end of the filename?

When using a SQL Server 2012 EMaintenance Plan for backup purposes, the Backup Database Task creates a unique filename. I understand the format all the way to the final set of numbers. For example, a ...
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1answer
62 views

The purpose of transaction log in Restore First

Based on this article , the golden role for restore first After restoring full database backup, restore latest differential database backup and all the transaction log backup after that to get ...
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3answers
117 views

I do not understand SQL Server Transaction Logs

I understand that a Microsoft SQL Server Database has two components: A database file A transaction log file Whenever I make a change to a table, does it get written to both the database file AND ...
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0answers
58 views

Database backup hangs both in SSMS and XMLA

I am using SQL Server Analysis Services 2008 R2 Service Pack 3. My database was recently upgraded from Analysis Services 2005 and since that time I have been unable to do a backup either from SSMS or ...
0
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1answer
54 views

Alternative for taking the backup of SQL DB's on backup drive

We just got new servers to take care of, regarding their backups, handed over by the company B who used to manage the backups, but they never did via any mant'ce plans or SQL jobs.They did that task ...
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0answers
15 views

MySQL Enterprise Backup Upgrade Error

Today I am upgrading my MEB from Version 3.9 to 3.11. But I got this error. Do I need to upgrade it to MEB 3.10 for me to proceed upgrading to MEM 3.11? Or its needed to install the depedencies ...
3
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2answers
175 views

Backup status report from multiple server in sql server 2005

Per daily routine activities of DBA, as we know backups are important to be monitored and to make sure they are corrupt free, i am trying to fetch a report to get such status. Moreover, we have SQL ...
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0answers
169 views

How to merge exported SQL Data into restored DB updating only changed rows?

We've just moved two databases from Microsoft SQL Server 2008 instance to another using BACKUP DATABASE on the original system and then RESTORE DATABASE on the new one. Everything went fine but then I ...
0
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1answer
27 views

Removing Components from a backup

Ok, I will start this off by: Yes, I know I should have paid more attention. That being said, I was trying to create a full backup of my DB prior to doing truncation on a number of the tables. When ...
2
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3answers
312 views

Is it possible to have 2 backup plans for a single database?

Is it possible to have two backup plans ? allow sysadmins to have their own SQL Server 2008 set of backups for a database allow DBAs to have their own separate backup plan We have had issues with ...
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4answers
138 views

How to backup live mysql database?

I have 12 GB MySQL InnoDB Database with around 800 queries per second. No sooner I start 'mysqldump' over it to make backup I start getting '503' on my website. How do I make backup of my live ...
0
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0answers
484 views

How to solve MySql Slave Error 1452 Foreign key constraint fails?

I am site administrator. We use to have a mysql 5.5.40 master(db01) - slave(db02) setup. One day our master server (db01) got down due to hardware failure. So we switched our site to slave (db02) ...
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0answers
28 views

Controlling SQL Backups From Two Machines

I'm far from a DBA, and don't really have a great understanding of backup chains, but I was asked the following question by a network administrator, and wanted to be sure that my answer was correct. ...
2
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1answer
68 views

WAL files are not copied

I'm using postgres 9.3 on Ubuntu 14.04 and I'm currently setting up a WAL backup. These are my changes to the postgresql.conf: [as described here: ...
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1answer
107 views

How to verify a SSAS Backup and how to perform Integrity Checks in SSAS?

I have a procedure to backup SSAS Databases that is working successfully. I also delete the SSAS backup files that are older than 2 days. What I am looking forward to implement is: 1) How to verify ...
0
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1answer
339 views

MysqlDump with ignore errors

I'm helping a friend to backup his database, but I can't get it right doing standard mysqldump process, when I try to use mysqlcheck, I sort the result: http://pastie.org/9748430 '___') It's ...