oracle-imagecopy-backup | helping DBAs manage incrementally updated image copy | Continuous Backup library
kandi X-RAY | oracle-imagecopy-backup Summary
kandi X-RAY | oracle-imagecopy-backup Summary
Toolset for helping DBAs manage incrementally updated image copy backups of Oracle Databases. Includes automatic restore and verification tests.
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Top functions reviewed by kandi - BETA
- Execute the sqlite database
- Execute an SQLplus command
- Set environment variables
- Execute SQLplus command
- Clone a snapshot
- List Snapshot objects
- Return the id of the filesystem
- Create a new volume
- Get the vstore id
- Send a DELETE request
- Drops a clone of the specified filesystem
- Perform a POST request
- Validate the database
- List all cloned clones
- Drop a snapshot
- Return the mountpoint for a given filesystemname
- Run adrci script
- Get information about a snap struct
- Snapshot this filesystem
- Send a GET request
- Restore a backup
- Get information about a snap
- Returns a list of snapshots
- Drop a file
- Start the database
- Execute a SQLLDR command
oracle-imagecopy-backup Key Features
oracle-imagecopy-backup Examples and Code Snippets
Community Discussions
Trending Discussions on Continuous Backup
QUESTION
ANSWER
Answered 2022-Feb-22 at 10:59I am not sure if you have seen this message in the portal when you created the account/also mentioned in the doc
"You will not be able to switch between the backup policies after the account has been created"
since you need to select either "Periodic" or "Continuous" at the creation of Cosmos Account, it becomes mandatory.
Update:
You will not see the above in portal anymore, you can Switch from "Periodic" to "Continous" on an existing account and that cannot be reverted. You can read more here.
QUESTION
What would be the consistency of the continuous backup of the write region if the database is using bounded staleness consistency? Will it be equivalent to strong consistent data assuming no failovers happened?
Thanks Guru
...ANSWER
Answered 2021-Nov-25 at 17:15Backups made from any secondary region will have data consistency defined by the guarantees provided by the consistency level chosen. In the case of strong consistency, all secondary region backups will have completely consistent data.
Bounded staleness will have data that may have stale or inconsistent data inside the defined staleness window (minimum 300 seconds or 100k writes). Outside of that staleness window the data will be consistent.
Data for the weaker consistency levels will have no guarantees for consistency from backups in secondary regions.
QUESTION
MongoDB has deprecated the continuous back up of data. It has recommended using CPS (Cloud provider snapshots). As far as I understood, snapshots isn't really going to be effective compared to continuous backup coz, if system breaks, then we can only be able to restore the data till the previous snapshot which isn't gonna make the database up-to-date or close to it atleast.
Am I missing something here in my understanding?
...ANSWER
Answered 2020-May-19 at 10:12Cloud provider snapshots can be combined with point in time restore to give the recovery point objective you require. With oplog based restores you can get granularity of one second.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install oracle-imagecopy-backup
Fork the repository for your own use, so you could also version your database backup configurations (commit your configurations to git, excluding wallets).
Keep configurations from separate "environments" or clusters separate and symlink the correct configuration file in each environment (example is below).
If you use clustered environment, have only a single copy of $BACKUPSCRIPTS directory that is stored on a shared filesystem (NFS or ACFS) mounted on all nodes.
Configure RMAN backup location, parallel degree, controlfile autobackup location, snapshot controlfile location, backup optimization, recovery window and archivelog deletion policy
Place one additional OPTIONAL archivelog destination to backup filesystem
Configure Block Change Tracking (only when Enterprise Edition is in use)
NBNB! It is VERY important to use a separate host to run the autorestore tests that have no access to production database storage! Because it may be possible that Oracle tries to first overwrite or delete the necessary database files from their original locations! It is recommended to use a small server (small virtual machine) that only has access to backup storage over NFS.
Autorestore settings are in the backup configuration file, backup.demo.cfg when following the example in this document, section autorestore.
fg - mount will be done in foregriund and mount command returns when file system is mounted
noauto - do not mount file system automatically, since the file system only exists during autorestore run
user - file system is mountable by regular users, this is to avoid any need for running something as root
rw - file system is readable and writable
autorestorevalidatechance - Validation is random, chance of validating for the current run is 1/autorestorevalidatechance. Set to 0 to disable.
autorestoremodulus - Validation is run every specified amount of days. Validation is done if: mod(current day, autorestoremodulus) == mod(hash(database unique name), autorestoremodulus). Set to 0 to disable.
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