Available for stat, stat2, get, put, append, truncate, rm, ls
and all xattr related operation
+.. option:: -O object_size
+
+ Set the object size for put/get ops and for write benchmarking
+
+.. option:: --lock-cookie locker-cookie
+
+ Will set the lock cookie for acquiring advisory lock (lock get command).
+ If the cookie is not empty, this option must be passed to lock break command
+ to find the correct lock when releasing lock.
+
Global commands
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