Section 8: administration and privileged commands
xfs_rtcp – XFS realtime copy command Synopsis xfs_rtcp [ -e extsize ] [ -p ] source … target xfs_rtcp -V Description xfs_rtcp copies a file to the realtime partition on an XFS filesystem. If there is more than one source and target, the final argument (the target) must be a directory which already exists. Options…
xfs_repair – repair an XFS filesystem Synopsis xfs_repair [ -dfLnPv ] [ -m maxmem ] [ -c subopt=value ] [ -o subopt[=value] ] [ -t interval ] [ -l logdev ] [ -r rtdev ] device xfs_repair -V Description xfs_repair repairs corrupt or damaged XFS filesystems (see xfs(5)). The filesystem is specified using the device…
xfs_quota – manage use of quota on XFS filesystems Synopsis xfs_quota [ -x ] [ -f ] [ -p prog ] [ -c cmd ] … [ -d project ] … [ -D projects_file ] [ -P projid_file ] [ path … ] xfs_quota -V Description xfs_quota is a utility for reporting and editing various…
xfs_ncheck – generate pathnames from i-numbers for XFS Synopsis xfs_ncheck [ -i ino ] … [ -f ] [ -s ] [ -l logdev ] device xfs_ncheck -V Description xfs_ncheck with no -i arguments generates an inode number and pathname list of all files on the given filesystem. Names of directory files are followed by…
xfs_mkfile – create an XFS file Synopsis xfs_mkfile [ -v ] [ -n ] [ -p ] size[k|b|m|g] filename … xfs_mkfile -V Description xfs_mkfile creates one or more files. The file is padded with zeroes by default. The default size is in bytes, but it can be flagged as kilobytes, blocks, megabytes, or gigabytes with…
xfs_metadump – copy XFS filesystem metadata to a file Synopsis xfs_metadump [ -aefFgow ] [ -m max_extents ] ] [ -l logdev ] source target xfs_metadump -V Description xfs_metadump is a debugging tool that copies the metadata from an XFS filesystem to a file. The source argument must be the pathname of the device or…
xfs_mdrestore – restores an XFS metadump image to a filesystem image Synopsis xfs_mdrestore [ -g ] source target xfs_mdrestore -V Description xfs_mdrestore is a debugging tool that restores a metadata image generated by xfs_metadump(8) to a filesystem. The source argument specifies the location of the metadump image and the target argument specifies the destination for…
xfs_logprint – print the log of an XFS filesystem Synopsis xfs_logprint [ options ] device Description xfs_logprint prints the log of an XFS filesystem (see xfs(5)). The device argument is the pathname of the partition or logical volume containing the filesystem. The device can be a regular file if the -f option is used. The…
xfs_io – debug the I/O path of an XFS filesystem Synopsis xfs_io [ -adfimrRstxT ] [ -c cmd ] … [ -p prog ] file xfs_io -V Description xfs_io is a debugging tool like xfs_db(8), but is aimed at examining the regular file I/O paths rather than the raw XFS volume itself. These code paths…
xfs_growfs, xfs_info – expand an XFS filesystem Synopsis xfs_growfs [ -dilnrx ] [ -D size ] [ -e rtextsize ] [ -L size ] [ -m maxpct ] [ -t mtab ] [ -R size ] mount-point xfs_growfs -V xfs_info [ -t mtab ] mount-point xfs_info -V Description xfs_growfs expands an existing XFS filesystem (see…
xfs_growfs, xfs_info – expand an XFS filesystem Synopsis xfs_growfs [ -dilnrx ] [ -D size ] [ -e rtextsize ] [ -L size ] [ -m maxpct ] [ -t mtab ] [ -R size ] mount-point xfs_growfs -V xfs_info [ -t mtab ] mount-point xfs_info -V Description xfs_growfs expands an existing XFS filesystem (see…
xfs_fsr – filesystem reorganizer for XFS Synopsis xfs_fsr [-vdg] [-t seconds] [-p passes] [-f leftoff] [-m mtab] xfs_fsr [-vdg] [xfsdev | file] … xfs_fsr -V Description xfs_fsr is applicable only to XFS filesystems. xfs_fsr improves the organization of mounted filesystems. The reorganization algorithm operates on one file at a time, compacting or otherwise improving the…
xfs_freeze – suspend access to an XFS filesystem Synopsis xfs_freeze [ -f | -u ] mount-point xfs_freeze -V Description xfs_freeze suspends and resumes access to an XFS filesystem (see xfs(5)). xfs_freeze halts new access to the filesystem and creates a stable image on disk. xfs_freeze is intended to be used with volume managers and hardware…
xfs_estimate – estimate the space that an XFS filesystem will take Synopsis xfs_estimate [ -h ] [ -b blocksize ] [ -i logsize ] [ -e logsize ] [ -v ] directory … xfs_estimate -V Description For each directory argument, xfs_estimate estimates the space that directory would take if it were copied to an XFS…
xfs_db – debug an XFS filesystem Synopsis xfs_db [ -c cmd ] … [ -i|r|x|F ] [ -f ] [ -l logdev ] [ -p progname ] device xfs_db -V Description xfs_db is used to examine an XFS filesystem. Under rare circumstances it can also be used to modify an XFS filesystem, but that task…
xfs_copy – copy the contents of an XFS filesystem Synopsis xfs_copy [ -bd ] [ -L log ] source target1 [ target2 … ] xfs_copy -V Description xfs_copy copies an XFS filesystem to one or more targets in parallel (see xfs(5)). The first (source) argument must be the pathname of the device or file containing…
xfs_check – check XFS filesystem consistency Synopsis xfs_check [ -i ino ] … [ -b bno ] … [ -f ] [ -s ] [ -v ] [ -l logdev ] device Description xfs_check checks whether an XFS filesystem is consistent. It is normally run only when there is reason to believe that the filesystem…
xfs_bmap – print block mapping for an XFS file Synopsis xfs_bmap [ -adlpv ] [ -n num_extents ] file xfs_bmap -V Description xfs_bmap prints the map of disk blocks used by files in an XFS filesystem. The map lists each extent used by the file, as well as regions in the file that do not…
xfs_admin – change parameters of an XFS filesystem Synopsis xfs_admin [ -eflpu ] [ -c 0|1 ] [ -L label ] [ -U uuid ] device xfs_admin -V Description xfs_admin uses the xfs_db(8) command to modify various parameters of a filesystem. Devices that are mounted cannot be modified. Administrators must unmount filesystems before xfs_admin or…
xferstats – compiles information about file transfers from logfiles Synopsis xferstats [- | + ] [-c <config file>] [-T <number>] [[-+]C] [[-+]H] [[-+]n] [[-+]s] [[-+]r] [[-+]a] [[-+]g] [[-+]i] [[-+]u] [[-+]h] [[-+]m] [[-+]w] [[-+]M] [[-+]f [number]] [[-+]d [number]] [[-+]t [number]] [[-+]O [number]] [[-+]o [number]] [+L <number>] [+A] [-D <number>] [+D <number>] [+P <prefix>] [+B <timestamp>] [+E…