, and FTP as
Note the space, and the boot mounted data disk must be carefully checked
Finally, by the way, mount the mobile data hard disk method
The code is as follows
Copy Code
#查看分区情况: # fdisk-l disk/dev/sda:250.0 GB, 250059350016 bytes255 heads, Sectors/track, 30401 cylindersUnits = Cylinders of 16065 * 8225280 bytesDevice Boot Start End Blocks Id System/DEV/SDA1 1 7904 63
... Descriptors loaded.Searching for recoverable inodes in Directory/shell ...Recoverable inodes found.Looking through the directory structure for deleted files ...5 recoverable inodes still lost.[[email protected] Server-100 recovered_files]# lspasswd Recovered_files[Email protected] Server-100 recovered_files]# CD recovered_files/[[email protected] Server-100 recovered_files]# lsShellCan see this directory, but there is a problem is to restore the file permissions and the previous changes, yo
yourself?
--drop: When you restore, delete the current data, and then restore the backed-up data. That is, after the recovery, after the backup to add modified data will be deleted, carefully use Oh!
Original explanation:
-V [--verbose] is more verbose (include multiple times for more verbosity e.g.-VVVV
Factors that need to be considered when backing up data on a Linux server if you perform a general backup, the daily basis is better (at least for user files with more frequent changes ), you will reduce the loss of archives and increase the recovery level. The safest backup method is to record them in different media, such as... information
Factors that need to
Linux mount a mobile hard disk copy data (ubuntu) Step 1: insert a mobile hard disk, and then enter the command sudofdisk-l to view all the hard disk information and partition information, such: my is/dev/sdb1 * 20489767690234883834887 HPFS/NTFS... linux mount a mobile hard disk to copy
the LINUX storage body to the Nonpersisten mode, and then run the command, if the data is intact, it should be copied out through FTP and other methods as soon as possible.
4. When you need to execute FSCK, first prepare for the operation. Method 3: mount the entire LINUX storage body to another system, such as WINDOWS). After the image is prepared, perform the
Before introducing the recovery process, a brief explanation of the failure situation, the failure is an IBM X3850 server, the server is composed of 4 146G SAS hard disk RAID5 as storage media, the operating system is SuSE LINUX, the file system is all reiserfs. We first analyzed and found that the previous hard disk data organization structure is a boot partitio
For details about how to synchronize data in Windows partitions mounted to linux, refer to general Linux technology-Linux technology and application information. In Windows, a program generates data files from time to time. After sharing, I used java to read
The size of the data block in the operating system, including Linux-general Linux technology-Linux programming and kernel information. For details, refer to the following section. 1. windows
> Chkdsk
The file system type is NTFS.
Warning! F parameter not specified
Run CHKDS
before inserting--drop drop each collection before import--oplogreplay Replay oplog for Point-in-time restore--oploglimit Arg include Oplog entries before the provided Timestamp (seconds[:ordinal]) during the Oplog replay; the ordinal value is optional--keepindexversion don ' t upgrade indexes to newest version--nooptionsrestore don ' t restore collection options--noindexrestore don ' t restore indexes--w Arg (=0) Minimum number of replicas per write
Actual operation:MongoDB B
signals are unreliable?18. What function is used for signal shielding? The role of Sigsuspend? The role of sigpending?19. Will the signal processing function be interrupted when processing the signal?20. The latest version of the signal sending and processing functions? What is the difference between a send and a data function with an older version?What are the communication methods (IPC) of the process under Lin
not to be consistent with the system account, At the same time to create the password file permissions set to 600, which in the previous module parameters are described in detail.Echo "Work:abc123" >/etc/rsyncd. 600/etc/rsyncd.passwdBackup, complete the above work, you can now back up the data, as follows: rsync-avz--progress--delete [Emailprotected]:: www/databack/experiment/rsync password:receiving file list ... 6 files to consider ./files
Tags: Linux data restoreIn the operation of Linux system, often encounter a variety of operations due to careless, operational errors and other behavior caused by data loss, we can use Extundelete to recover data.First, the preparation before the experiment
Create a new diskIn the Virtual Machine Settings window,
for backup
2. Mark binary log files and locations (manually );
Iv. Create LVM snapshots and release global locks. 1. Create snapshot volumes
2. Release the global lock
V. Back up data and delete snapshots. 1. Mount the snapshot volume and check whether the volume is mounted successfully:
2. Insert data into the backup table for testing: view the table and table da
Cause analysis:When a device fails and user data needs to be copied for backup, the administrator can log on to the linux system of the device background using a third-party tool to export data.Solution:First, enable the ssh function and set the password by supporting diagnosis. Take the Iomega px12-rjrmodel of version 4.1.102.29716 as an example to modify the URL in URL. Html ?" The previous field is
Hi, Linux beginners! Have you ever broken a computer system while trying to run a command? I'm sure you've had this experience. This often happens: you try to run a command, or install a test update, and the computer crashes the next time you restart. I'll cover five Linux distributions that play Linux data
to Nonpersisten mode, and then execute, after execution, if the data is intact, should be copied as soon as possible via FTP.
4. When you need to perform fsck, do the preparation first by loading the entire Linux storage body onto other systems (such as Windows), and then fsck after mirroring.
5, such as the above are due to the conditions and other reasons can not be implemented, must be implemented, ca
Linux memory management-five data segments of processes-general Linux technology-Linux programming and kernel information. For details, see the following. A process (a program executed) occupies a certain amount of memory. It is used to store the program code loaded from the disk, or store
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