Supported limits

HCP supports the maximum values listed in the table below.

Item Limit
Hardware
Maximum number of storage nodes 80
Maximum number of HCP S Series Nodes 80
Logical storage volumes
SAIN systems
Maximum number of data and shared volumes per storage node (SAIN) 63
Maximum logical volume size (SAIN) 15.999 TB
Maximum number of index volumes per node (SAIN) 27
Maximum number of spindown volumes per node (SAIN) 31
Maximum number of NFS volumes per node (SAIN) 31
RAIN systems
Maximum number of data and shared volumes per storage node (RAIN) 4
Maximum logical volume size (RAIN) Depends on HDD capacity
Maximum number of NFS volumes per node (RAIN) 31
HCP-VM systems
Maximum number of logical volumes per storage node (VM) 59 data LUNs
Maximum logical volume size VM for ESXi 5.5 or later 16 TB minus 1 GB
Data storage
Maximum number of objects per storage node 800,000,000
Maximum number of objects per HCP system

64,000,000,000

(80 nodes times 800,000,000 objects per node)

Maximum number of directories per node if one or more namespaces are not optimized for cloud 1,500,000
Maximum number of directories per node if all namespaces are optimized for cloud 15,000,000
Maximum number of objects per directory 30,000,000
Maximum object size

By protocol:

HTTP: About 2 TB (2,194,719,883,008 bytes)

WebDAV: About 2 TB (2,194,719,883,008 bytes)

CIFS: 100 GB

NFS: 100 GB

HSwift: 5 GB

HS3: 5 GB

Maximum number of tenants 1,000
Maximum number of namespaces 10,000
Maximum number of attachments per email for SMTP 50
Maximum aggregate email attachment size for SMTP 500 MB
User/Group accounts
Maximum number of system-level user accounts per HCP system 10,000
Maximum number of system-level group accounts per HCP system 100
Maximum number of tenant-level user accounts per tenant 10,000
Maximum number of tenant-level group accounts per tenant 100
Maximum number of users in a username mapping file (default tenants only) 1,000
Custom metadata
Maximum number of annotations per individual object 10
Maximum non-default annotation size with XML checking enabled 1 MB
Maximum default annotation size with XML checking enabled 1 GB
Maximum annotation size (both default and non-default) with XML checking disabled 1 GB
Maximum number of XML elements per annotation 10,000
Maximum level of nested XML elements in an annotation 100
Maximum number of characters in the name of custom metadata annotation 32
Metadata query engine
Maximum number of content classes per tenant 25
Maximum number of content properties per content class 100
Maximum number of concurrent metadata query API queries per node 5
Network
Maximum number of user-defined networks (VNeM networks) per HCP system 200
Maximum downstream DNS servers 32
Maximum certificates and CSR per domain 10
Tiering
Maximum number of storage components 100
Maximum number of storage pools 100
Maximum number of tiers in a service plan 5
Miscellaneous
Maximum number of HTTP connections per node 255
Access Control Lists
Maximum size of access control entries per ACL 1,000 MB

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