A utility for the dlm and dlm_controld daemon
dlm_tool [COMMAND] [OPTIONS] [ name ]
ls
Display internal dlm_controld state about lockspaces.
dump
Dump dlm_controld debug buffer.
log_plock
Dump dlm_controld plock debug buffer.
plocks name
Dump posix locks from dlm_controld for the lockspace.
lockdump name
Minimal display of locks from the lockspace.
lockdebug name
Extended display of locks from the lockspace.
join name
Join a lockspace.
leave name
Leave a lockspace.
deadlock_check name
Start a deadlock detection cycle for the lockspace.
-n
Show all node information in ls.
-d num
Resource directory enabled (1) or disabled (0) during join. Default 0.
-e num
Exclusive create off/on (0/1) in join. Default 0.
-f num
FS memory allocation off/on (0/1) in join. Default 0.
-m mode
The permission mode (in octal) of the lockspace device created by join. Default 0600.
-M
Dump MSTCPY locks in addition to locks held by local processes.
-s
Summary following lockdebug output (experimental, format may change).
-v
Verbose lockdebug output.
-w
Wide lockdebug output.
-h
Print a help message describing available options, then exit.
-V
Print program version information, then exit.