On a streamlined CentOS VPS, install a rsync to find that the problem is very large synchronization when prompted by the following errorRsync:failed to exec ssh:no such file or directory (2)rsync Error:error in IPC Code (code) at pipe.c [sender=3.0.6]Rsync:connection unexpectedly closed (0 bytes received so far) [sender]rsync Error:error in IPC Code (code) at io.
Background introduction:The company's file server has multiple, one master server and 10 or so slave servers.When files in the master server are updated, the files in the slave server must also do the corresponding synchronization operations.The company is currently using Rsync synchronization, but synchronization time is inconsistent, so when the server update, it is necessary to manually synchronize each
The simple use of the remote SCP file shell expect is implemented in shell scripts with expect http://myunix.blog.51cto.com/191254/1095074http:// Jie-hui-520.blog.163.com/blog/static/60074301201022610217249/linux rsync Synchronous Practice Http://my.oschina.net/congqian/blog /137847#!/bin/bash/usr/loca/rsync/bin/rsync-vazu-progress–delete–password-file=/etc/rsync
In some server architectures, you will experience file synchronization issues, such as a site mirroring backup, synchronization of files to multiple CDN nodes, and so on. There are two main issues that need to be addressed
1. How to implement file synchronization problem? 2. When do I perform a sync operation?
File synchronization can be used Rsync+ssh, when to synchronize their own operation? Maybe some
The usual Delete command RM-FR * is not useful, because the time to wait is too long. So we have to take some very good measures.We can use rsync to quickly delete large numbers of files. 1. Install rsync First:
yum install rsync
2. Create an empty folder:
mkdir /tmp/test
3. Delete the target directory with
Yesterday encountered the need to delete a large amount of files under Linux, you need to delete hundreds of thousands of files. This is a log of the previous program, growing fast and useless. This time, we often use the delete command RM-FR * is not useful, because the time to wait too long. So we have to take some very good measures. We can use rsync to quickly delete large numbers of files.1. Install rsync
You is probably running rsync like this:Rsync-a dir/remote:/dir/the-a optionaccording to the Documentationis equivalent to:-rlptgod -a,--archivearchivemode;equals -rlptgoD (no-h,-a,-x) you probably want to remove The-o and-g options: -o,--owner preserveowner (super-useronly) -g,--group preservegroup So instead your rsync command should look something like this:RSYNC-RLPTD dir/remote:/dir/Or as @glglgl
. Advanced Configuration of backup tasks, set backup destination, storage policy, transport policy, retention policy, backup mode."Backup Destination": The default is to automatically select the node, if there are multiple storage, users can also manually select the backup s
Example of using RMAN to create a backup set for Oracle11g backup and recovery
Oracle 11 GB backup and recovery example of using RMAN to create backup Sets
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Introduction:
Continuing with my backup articles (part two of my Amanda series coming soon ...), I thought I wowould tell you about how I do my remote backups. the program I use is rdiff-backup, with a Perl script to sort out e-mail Notification and logfile generation. I will take you through my script and show you how to enable SSH passwordless access using publ
Execute SQL Server database backup and SQL database backup using Windows batch processing commands
Create mybackup. bat and enter the following content to directly run the script to start automatic database backup. You can also add the script to the windows Task Plan for execution.
@ Echo offset path = % path %; C: Pro
With Microsoft Azure Recovery Services, we can protect our on-premises data centers to data via Windows Backup DPM Backup to the Azure cloud. And Azure's cheap on-demand billing to storage can also save a lot of our storage investment. Azure Backup's basic workflow for backing up and restoring files and folders through the Microsoft Azure backup agent is the same
Here we discuss the backup of the Linux operating system.In the production environment, customers will be required to do a system-wide data backup for a recovery after a system crash. This includes backup recovery of operating system data.As a production environment, customers will require backup uninterrupted business
Mysql automatic backup, using MD5 for unique backup1. Name the backup database temp. SQL and calculate its MD5 value (for MD5 calculation method, see MD5.java)
2. traverse the Backup Directory and calculate the MD5 value of the files under the directory, respectively compared with temp. SQL
4. Exit the program if there
Describes how to back up ex2013http://lianggj.blog.51cto.com/176264/1606709The following is primarily a restore to backup point state using a backup.Yesterday did the backup, today's new message does not exist in the backup650) this.width=650; "title=" 1.jpg "style=" Float:none; "src=" http://s3.51cto.com/wyfs02/M02/58/ED/ Wkiol1tbivvaxsd9aahffwjorzg648.jpg "alt=
= (Hr_resume_qingdao)4, some Error recordsLocate the data fileERROR at line 1:Ora-01503:create Controlfile failedora-01200:actual file size of 128679 Issmaller than correct size of 340480BlocksOra-01110:data file 2: '/HOME/ORADATA/POWERDES/SYSAUX01.DBF 'Workaround:DD if=/dev/zeroof=/home/oradata/powerdes/sysaux01.dbf bs=8192 count=1 seek=340480 ----------------------------------------------------------------------------------------------------------- -----Original Blog address: http://blog.itpub
= archivearchive_mode = onarchive_command = ‘rsync -a %p [emailprotected]:/home/osdba/barman/main/incoming/%f‘Note that the archive command above is to copy the Wal log to the/home/osdba/barman/main/incoming/directory of the 192.168.1.22 machine, so build this directory on the backup machine first:Of course you can also use other directories. After the configuration is complete, restart the main library is
]
Path =/cygdrive/f/dnt_snap/aspx
Read Only = False
Transfer logging = yes
Lock file = Rsyncd.lock
[T_config]
Path =/cygdrive/f/dnt_snap/config
Read Only = False
Transfer logging = yes
Lock file = Rsyncd.lock
Note: In the above section, set the listening port to 52326.
In this way, we--> the management tool--> service in the Control Panel, locate the service and launch it, as shown in the following figure:
At this point we can create a folder called Sync on the F D
In order to ensure data security, the data needs to be backed up regularly. There are a number of ways to backup, and the effect is different. Once there is an error in the data in the database, you need to use the backed-up data for restore recovery. Thus minimizing the loss. Let's take a look at MySQL common three types of backup recovery methods:
1, using mys
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