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HP Storage Mirroring V5 Software User Manual

Page 226

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19

MirrorChunkSize Block size (in bytes) used in the mirroring process

Values:

1

-

375000

Default:

32768 (32K)

A higher block size value gives you better throughput, but only to a certain point, then it starts
using more memory because of the way memory is allocated and deallocated. A lower block size
value produces slower throughput, but uses memory efficiently. The optimal value is 32768. The

MirrorChunkSize

should not be larger than the

TCPBufferSize

.

MirrorEncryptedFiles Specifies if encrypted files are mirrored

Values:

(

0

) Encrypted files are not mirrored

(

1

) Encrypted files are mirrored

Default:

1

MirrorOverwrite Determines if the mirror process overwrites existing files

Values:

(0) never overwrite

(

1

) always overwrite

(2) overwrite if older

Default:

1

MirrorPrompting This entry is no longer used.

MirrorQueueLimit Maximum number of mirror operations that can be queued on the source machine

Values:

1

-

65535

Default:

1000

MissedPackets Specifies the number of requests sent by the target that go unanswered by the source before

failover occurs

Values:

1

-

65535

Default:

5

MoveOrphanedFiles Specifies if orphaned files are deleted or moved to the directory specified by MoveOrphansDir

Values:

(

1

) Rename

(0) Delete

Default:

0

MoveOrphansDir Indicates the name of the directory where orphaned files will be moved if MoveOrphanedFiles=

1

Values:

any valid path

Default:

/var/lib/

StorageWorks/StorageMirroring

NameFailover

Specifies whether or not to failover machine names

Values:

(

0

) Do not failover machine names

(

1

) Failover machine names

Default:

1

NetPort

Port connection for TCP communications

Values:

1025

-

65535

Default:

1500

If you change this value, the source daemon must be stopped and restarted to implement the
change.

Program Setting

Description

This manual is related to the following products: