Usage: dmsetup [--version] [-h|--help [-c|-C|--columns]] [-v|--verbose [-v|--verbose ...]] [-f|--force] [--checks] [--manglename {none|hex|auto}] [-r|--readonly] [--noopencount] [--noflush] [--nolockfs] [--inactive] [--udevcookie ] [--noudevrules] [--noudevsync] [--verifyudev] [-y|--yes] [--readahead {[+]|auto|none}] [--retry] [-c|-C|--columns] [-o ] [-O|--sort ] [-S|--select ] [--nameprefixes] [--noheadings|--headings none|abbrev|full|0|1|2] [--separator ] help [-c|-C|--columns] create [-j|--major -m|--minor ] [-U|--uid ] [-G|--gid ] [-M|--mode ] [-u|--uuid ] [--addnodeonresume|--addnodeoncreate] [--readahead {[+]|auto|none}] [-n|--notable|--table {|}] create --concise [] remove [--deferred] [-f|--force] [--retry] ... remove_all [-f|--force] suspend [--noflush] [--nolockfs] ... resume [--noflush] [--nolockfs] ... [--addnodeonresume|--addnodeoncreate] [--readahead {[+]|auto|none}] load [

|] clear reload [

|] wipe_table [-f|--force] [--noflush] [--nolockfs] ... rename [--setuuid] measure [...] message ls [--target ] [--exec ] [-o ] [--tree] info [...] deps [-o ] [...] stats [] [...] status [...] [--noflush] [--target ] table [...] [--concise] [--target ] [--showkeys] wait [] [--noflush] mknodes [...] mangle [...] udevcreatecookie udevreleasecookie [] udevflags udevcomplete udevcomplete_all [] udevcookies target-version [...] targets version setgeometry splitname [] may be device name or (if only one) -u or -j -m is one of 'none', 'auto' and 'hex'. are comma-separated. Use 'help -c' for list. has single-device entries separated by semi-colons: ,,,,

where is 'ro' or 'rw' (the default) and any of , and may be empty. Separate extra table lines with commas. E.g.: dev1,,,,0 100 linear 253:1 0,100 100 error;dev2,,,ro,0 1 error Table_file contents may be supplied on stdin. Options are: devno, devname, blkdevname. Tree specific options are: ascii, utf, vt100; compact, inverted, notrunc; blkdevname, [no]device, active, open, rw and uuid.