6.1 HP IBRIX X9000 Network Storage System CLI Reference (TA768-96057, June 2012)

Options

DescriptionOption

Specifies the number of KB that X9000 Software pre-fetches under NFS. The default

value is 128 KB.

-N NFS readahead

Sets one or more allocation policy tuning options.-O

Sets the number of KB a file system pre-allocates to a file. Default: 256 KB.-P prealloc

Sets allocation policy for directory segments only.-R

Specifies a segment.-S SEGMENT_NUMBER

Specifies a list of segments to prefer, prefers all segments, or restricts clients to using

segments local to the file serving nodes listed in the command. ALL and LOCAL are

keywords.

-S SEGNUMLIST| ALL|LOCAL

Identifies the first segment to which an allocation policy is applied in a file system.-S STARTSEGNUM

Resets an allocation policy.-U

A file system.-f FSNAME

A list of hostgroups.-g GROUPLIST

A list of one or more file serving nodes or X9000 clients-h HOSTLIST

Lists allocation policies for users, groups, or file systems.-l u|g|f

Sets allocation policy on a file system and optionally on a list of hosts or groups.

Policy type names are case-sensitive and must be entered as shown: ROUNDROBIN,

STICKY, DIRECTORY, LOCAL, RANDOM, NONE, HOST_ROUNDROBIN_NB.

-p POLICY

Specifies the number of KB that X9000 Software will pre-fetch. The default value is

128 KB.

-r readahead

A list of one or more logical volume names (segments).-s LVNAME or LVNAMELIST

A tier on a file system.-t TIERNAME

Shows the usage for this command.-?