Co robi E2FSCK użycie. Konsola for ext2 (Linux Second Extended) and ext3 (Third Extended, a.

Czy przydatne?

Polecenie e2fsck

Wykonanie, użycie: System administration command. Checks and repairs a disk, as does fsck, but specifically designed for ext2 (Linux Second Extended) and ext3 (Third Extended, a journaling version of ext2) filesystems. fsck actually uses this command when checking ext2 and ext3 filesystems. Most often used after a sudden shutdown, such as from a power outage, or when damage to the disk is suspected

Opcje wykonania e2fsck w konsoli

-b superblock

Use superblock instead of the default superblock.


Find bad blocks using the badblocks command. Specify this option twice to perform the scan with a nondestructive read-write test.


Debugging mode.


Force checking, even if kernel has already marked the filesystem as valid. e2fsck will normally exit without checking if the system appears to be clean.

-j file

Use the specified external journal file.


Preserve all previously marked bad blocks when using the -c option.

-l file

Consult file for a list of bad blocks, in addition to checking for others.


Ensure that no changes are made to the filesystem. When queried, answer "no."


"Preen." Repair all bad blocks noninteractively.


Byte-swap the filesystem if necessary to standard (little-endian) byte-order.


Display timing statistics.




When queried, answer "yes."

-B size

Expect to find the superblock at size; if it's not there, exit.

-C filedescriptor

Write completion information to the specified filedescriptor. If 0, print a completion bar.


Optimize directories by reindexing, sorting, and compressing them where possible.


Flush buffer caches before checking.

-L file

Consult file for list of bad blocks instead of checking filesystem for them.


Byte-swap the filesystem.

Przykłady e2fsck działanie w Słownik polecenie E

Przykład E2FSCK użycie :
Jak użyć System administration command. Store disaster recovery data for ext2 filesystem on device to image file file . Weekly filesystem images can be an important part of a disaster recovery plan co znaczy.
Przykład E2FSCK użycie :
Jak użyć Record audio to the specified file krzyżówka.
Przykład E2FSCK użycie :
Jak użyć Duplicate the sound being sent to the sound device, and send it to a secondary location as well. The file argument specifies where the output stream should go; default is stdout co to jest.
Przykład E2FSCK użycie :
Jak użyć Sample audio using esd słownik.
Przykład E2FSCK użycie :
Jak użyć media such as a CD-ROM, floppy, tape, or JAZ or ZIP disk. You may name the device by its /dev or /mnt filename. The /dev and /mnt prefixes are optional for any items in the /dev and /mnt directories czym jest.