diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/btrfs-balance.asciidoc | 2 | ||||
| -rw-r--r-- | Documentation/btrfs-check.asciidoc | 8 | ||||
| -rw-r--r-- | Documentation/btrfs-device.asciidoc | 6 | ||||
| -rw-r--r-- | Documentation/btrfs-filesystem.asciidoc | 6 | ||||
| -rw-r--r-- | Documentation/btrfs-inspect-internal.asciidoc | 6 | ||||
| -rw-r--r-- | Documentation/btrfs-man5.asciidoc | 15 | ||||
| -rw-r--r-- | Documentation/btrfs-quota.asciidoc | 4 | ||||
| -rw-r--r-- | Documentation/btrfs-receive.asciidoc | 4 | ||||
| -rw-r--r-- | Documentation/btrfs-restore.asciidoc | 2 | ||||
| -rw-r--r-- | Documentation/btrfs-scrub.asciidoc | 9 | ||||
| -rw-r--r-- | Documentation/btrfs-send.asciidoc | 6 |
11 files changed, 34 insertions, 34 deletions
diff --git a/Documentation/btrfs-balance.asciidoc b/Documentation/btrfs-balance.asciidoc index c456898e..0b687eaf 100644 --- a/Documentation/btrfs-balance.asciidoc +++ b/Documentation/btrfs-balance.asciidoc @@ -89,7 +89,7 @@ warned and has a few seconds to cancel the operation before it starts. The warning and delay can be skipped with '--full-balance' option. + Please note that the filters must be written together with the '-d', '-m' and -'-s' options, because they're optional and bare '-d' etc alwo work and mean no +'-s' options, because they're optional and bare '-d' etc also work and mean no filters. + `Options` diff --git a/Documentation/btrfs-check.asciidoc b/Documentation/btrfs-check.asciidoc index 633cbbf6..28ed9dd7 100644 --- a/Documentation/btrfs-check.asciidoc +++ b/Documentation/btrfs-check.asciidoc @@ -30,11 +30,11 @@ data structures satisfy the constraints, point to the right objects or are correctly connected together. There are several cross checks that can detect wrong reference counts of shared -extents, backrefrences, missing extents of inodes, directory and inode +extents, backreferences, missing extents of inodes, directory and inode connectivity etc. The amount of memory required can be high, depending on the size of the -filesystem, smililarly the run time. +filesystem, similarly the run time. SAFE OR ADVISORY OPTIONS ------------------------ @@ -49,7 +49,7 @@ verify checksums of data blocks + This expects that the filesystem is otherwise OK, so this is basically and offline 'scrub' but does not repair data from -spare coipes. +spare copies. --chunk-root <bytenr>:: use the given offset 'bytenr' for the chunk tree root @@ -111,7 +111,7 @@ NOTE: Do not use unless you know what you're doing. select mode of operation regarding memory and IO + The 'MODE' can be one of 'original' and 'lowmem'. The original mode is mostly -unoptimized regarding memory consumpption and can lead to out-of-memory +unoptimized regarding memory consumption and can lead to out-of-memory conditions on large filesystems. The possible workaround is to export the block device over network to a machine with enough memory. The low memory mode is supposed to address the memory consumption, at the cost of increased IO when it diff --git a/Documentation/btrfs-device.asciidoc b/Documentation/btrfs-device.asciidoc index eedcac85..b7f27c44 100644 --- a/Documentation/btrfs-device.asciidoc +++ b/Documentation/btrfs-device.asciidoc @@ -24,14 +24,14 @@ similarity, the RAID terminology is widely used in the documentation. See constraints. The device management works on a mounted filesystem. Devices can be added, -removed or replaced, by commands profided by *btrfs device* and *btrfs replace*. +removed or replaced, by commands provided by *btrfs device* and *btrfs replace*. The profiles can be also changed, provided there's enough workspace to do the conversion, using the *btrfs balance* command and namely the filter 'convert'. Profile:: A profile describes an allocation policy based on the redundancy/replication -constrants in connection with the number of devices. The profile applies to +constraints in connection with the number of devices. The profile applies to data and metadata block groups separately. RAID level:: @@ -182,7 +182,7 @@ blocks, the disk seeking is the key factor affecting performance. You'll note that the system block group has been also converted to RAID1, this normally happens as the system block group also holds metadata (the physical to -logial mappings). +logical mappings). What changed: diff --git a/Documentation/btrfs-filesystem.asciidoc b/Documentation/btrfs-filesystem.asciidoc index 0f7ea495..d57f28fb 100644 --- a/Documentation/btrfs-filesystem.asciidoc +++ b/Documentation/btrfs-filesystem.asciidoc @@ -14,7 +14,7 @@ DESCRIPTION *btrfs filesystem* is used to perform several whole filesystem level tasks, including all the regular filesystem operations like resizing, space stats, label setting/getting, and defragmentation. There are other whole filesystem -taks like scrub or balance that are grouped in separate commands. +tasks like scrub or balance that are grouped in separate commands. SUBCOMMAND ---------- @@ -120,7 +120,7 @@ defragment files recursively in given directories flush data for each file before going to the next file. + This will limit the amount of dirty data to current file, otherwise the amount -cumulates from several files and will increase system load. This can also lead +accumulates from several files and will increase system load. This can also lead to ENOSPC if there's too much dirty data to write and it's not possible to make the reservations for the new data (ie. how the COW design works). + @@ -196,7 +196,7 @@ If the prefix '+' or '-' is present the size is increased or decreased by the quantity 'size'. If no units are specified, bytes are assumed for 'size'. Optionally, the size parameter may be suffixed by one of the following -units designators: \'K', \'M', \'G', \'T', \'P', or \'E', which represent +unit designators: \'K', \'M', \'G', \'T', \'P', or \'E', which represent KiB, MiB, GiB, TiB, PiB, or EiB, respectively (case does not matter). + If 'max' is passed, the filesystem will occupy all available space on the diff --git a/Documentation/btrfs-inspect-internal.asciidoc b/Documentation/btrfs-inspect-internal.asciidoc index 44615e76..62b10294 100644 --- a/Documentation/btrfs-inspect-internal.asciidoc +++ b/Documentation/btrfs-inspect-internal.asciidoc @@ -26,7 +26,7 @@ Show btrfs superblock information stored on given devices in textual form. By default the first superblock is printed, more details about all copies or additional backup data can be printed. + -Besides verifictaion of the filesystem signature, there are no other sanity +Besides verification of the filesystem signature, there are no other sanity checks. The superblock checksum status is reported, the device item and filesystem UUIDs are checked and reported. + @@ -51,8 +51,8 @@ for debugging (disables the '-f' option) If there are multiple options specified, only the last one applies. + -F|--force:::: -attempt to print the superblock even if thre's no valid BTRFS signature found, -the result may be completely wrong if the data do not resemble a superblock +attempt to print the superblock even if a valid BTRFS signature is not found; +the result may be completely wrong if the data does not resemble a superblock + -s|--super <bytenr>:::: (see compatibility note above) diff --git a/Documentation/btrfs-man5.asciidoc b/Documentation/btrfs-man5.asciidoc index acc4e429..c8ef1c96 100644 --- a/Documentation/btrfs-man5.asciidoc +++ b/Documentation/btrfs-man5.asciidoc @@ -314,9 +314,10 @@ normally be needed. *skip_balance*:: (since: 3.3, default: off) + -Skip automatic resume of interrupted balance operation after mount. -May be resumed with *btrfs balance resume* or the paused state can be removed -by *btrfs balance cancel*. The default behaviour is to start interrutpd balance. +Skip automatic resume of an interrupted balance operation. The operation can +later be resumed with *btrfs balance resume*, or the paused state can be +removed with *btrfs balance cancel*. The default behaviour is to resume an +interrupted balance immediately after a volume is mounted. *space_cache*:: *space_cache='version'*:: @@ -440,9 +441,9 @@ dump-super device* will dump a superblock, you can map the value of after mkfs, on a mounted filesystem:: The features of a filesystem (with a given UUID) are listed in -`/sys/fs/btrfs/UUID/features/`, one file per feature. The status of is stored -insid the file. The value '1' is for enabled, '0' means the feature had -been enabled at the mount time and turned off afterwards. +`/sys/fs/btrfs/UUID/features/`, one file per feature. The status is stored +inside the file. The value '1' is for enabled and active, while '0' means the +feature was enabled at mount time but turned off afterwards. + Whether a particular feature can be turned on a mounted filesystem can be found in the directory `/sys/fs/btrfs/features/`, one file per feature. The value '1' @@ -567,7 +568,7 @@ crw------- 1 root root 10, 234 Jan 1 12:00 /dev/btrfs-control -------------------- The device accepts some ioctl calls that can perform following actions on the -filesyste module: +filesystem module: * scan devices for btrfs filesystem (ie. to let multi-device filesystems mount automatically) and register them with the kernel module diff --git a/Documentation/btrfs-quota.asciidoc b/Documentation/btrfs-quota.asciidoc index 56c1d19b..ef2e5d33 100644 --- a/Documentation/btrfs-quota.asciidoc +++ b/Documentation/btrfs-quota.asciidoc @@ -84,7 +84,7 @@ from within this qgroup. SUBVOLUME QUOTA GROUPS ~~~~~~~~~~~~~~~~~~~~~~ -The basic notion of the Subvolume Quota feature is the qouta group, short +The basic notion of the Subvolume Quota feature is the quota group, short qgroup. Qgroups are notated as 'level/id', eg. the qgroup 3/2 is a qgroup of level 3. For level 0, the leading '0/' can be omitted. Qgroups of level 0 get created automatically when a subvolume/snapshot gets @@ -182,7 +182,7 @@ when the subvolume is deleted. When you have several users on a machine, with home directories probably under /home, you might want to restrict /home as a whole, while restricting every -user to an indiviual limit as well. This is easily accomplished by creating a +user to an individual limit as well. This is easily accomplished by creating a qgroup for /home , eg. 1/1, and assigning all user subvolumes to it. Restricting this qgroup will limit /home, while every user subvolume can get its own (lower) limit. diff --git a/Documentation/btrfs-receive.asciidoc b/Documentation/btrfs-receive.asciidoc index 822b2687..1f6847a9 100644 --- a/Documentation/btrfs-receive.asciidoc +++ b/Documentation/btrfs-receive.asciidoc @@ -31,7 +31,7 @@ the stream, and print the stream metadata, one operation per line. 3. default subvolume has changed or you didn't mount the filesystem at the toplevel subvolume -A subvolume is made read-only after the receiving process finishes succesfully (see BUGS below). +A subvolume is made read-only after the receiving process finishes successfully (see BUGS below). `Options` @@ -66,7 +66,7 @@ tell us where this filesystem is mounted. --dump:: dump the stream metadata, one line per operation + -Does not require the 'path' parameter. The filesystem chanded. +Does not require the 'path' parameter. The filesystem remains unchanged. BUGS ---- diff --git a/Documentation/btrfs-restore.asciidoc b/Documentation/btrfs-restore.asciidoc index 41e90e2f..090dcc55 100644 --- a/Documentation/btrfs-restore.asciidoc +++ b/Documentation/btrfs-restore.asciidoc @@ -36,7 +36,7 @@ https://btrfs.wiki.kernel.org/index.php/Restore OPTIONS ------- -s|--snapshots:: -get also snapshots that are skippped by default +get also snapshots that are skipped by default -x|--xattr:: get extended attributes diff --git a/Documentation/btrfs-scrub.asciidoc b/Documentation/btrfs-scrub.asciidoc index 149c9bd9..eb90a1c4 100644 --- a/Documentation/btrfs-scrub.asciidoc +++ b/Documentation/btrfs-scrub.asciidoc @@ -25,11 +25,10 @@ default 'idle' so background scrub should not interfere with normal filesystem operation significantly. The scrubbing status is recorded in '/var/lib/btrfs/' in textual files named -'scrub.status.UUID' for a filesystem identified by the given UUID. (An -itermediate progress is communicated through a named pipe in file -'scrub.progress.UUID' in the same directory.) The status file is updated -periodically every 5 seconds. A resumed scrub will continue from the last -saved position. +'scrub.status.UUID' for a filesystem identified by the given UUID. (Progress +state is communicated through a named pipe in file 'scrub.progress.UUID' in the +same directory.) The status file is updated every 5 seconds. A resumed scrub +will continue from the last saved position. SUBCOMMAND ---------- diff --git a/Documentation/btrfs-send.asciidoc b/Documentation/btrfs-send.asciidoc index 96659eed..1c5ccbe6 100644 --- a/Documentation/btrfs-send.asciidoc +++ b/Documentation/btrfs-send.asciidoc @@ -45,8 +45,8 @@ send an incremental stream from 'parent' to 'subvol' -c <clone-src>:: use this snapshot as a clone source for an incremental send (multiple allowed) -f <outfile>:: -output is normally written to standard outout so it can be eg. piped to -receive, use this option to write it to a file +output is normally written to standard output so it can be, for example, piped +to btrfs receive. Use this option to write it to a file instead. --no-data:: send in 'NO_FILE_DATA' mode + @@ -58,7 +58,7 @@ useful to show the differences in metadata. enable verbose output, print generated commands in a readable form, (each occurrence of this option increases the verbosity level) -q|--quiet:: -suppress all messagese except errors +suppress all messages except errors EXIT STATUS ----------- |