Huawei OceanStor 2000 V3 Series Features Manual page 104

OceanStor V3 Series
HyperMetro Feature Guide for File
Parameter
Description
Thin Provisioning
Owning Storage
Pool
Capacity
Issue 05 (2018-01-30)
Description
Description of the file system.
Determine whether the thin
provisioning function is enabled
so that you can create thin file
systems.
NOTE
After the function is enabled, the
storage system does not allocate the
configured capacity to the file
system at a time. Within configured
capacity, the storage system
allocates the storage resource to the
file system on demand, based on the
actual capacity used by the host.
Storage pool to which the file
system you are creating belongs.
NOTE
l You can only choose the storage
pool which is used for File
Storage Service.
l If the storage system has no
storage pool, click Create to
create one.
File system capacity.
l When the Thin function is
enabled, the capacity is the
maximum capacity allocated
to the thin file system. That is,
the total capacity dynamically
allocated to the file system
cannot exceed the maximum
capacity.
l When the Thin function is
disabled, the capacity will be
allocated to a thick file system
once and for all.
l The system support creating
block-level file system. Select
capacity unit Blocks when
creating a file system. One
Block = 512 Bytes.
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4 Configuration
Value
[Example]
-
[Example]
Enable
[Example]
storagepool002
[Value range]
l The maximum capacity for
creating a thick file system
does not exceed the available
capacity of the storage pool
where the thick file system
resides.
l The maximum capacity for
creating a file system can
exceed the available capacity
of the storage pool where the
thin file system resides but
cannot exceed 1 GB to 16384
TB.
l The system support creating
block-level file system. Select
capacity unit Blocks when
creating a file system. One
Block = 512 Bytes.
[Example]
3 GB
96