dellemc.powerflex.storagepool module – Managing Dell PowerFlex storage pool

Note

This module is part of the dellemc.powerflex collection (version 2.1.0).

You might already have this collection installed if you are using the ansible package. It is not included in ansible-core. To check whether it is installed, run ansible-galaxy collection list.

To install it, use: ansible-galaxy collection install dellemc.powerflex. You need further requirements to be able to use this module, see Requirements for details.

To use it in a playbook, specify: dellemc.powerflex.storagepool.

New in dellemc.powerflex 1.0.0

Synopsis

  • Dell PowerFlex storage pool module includes getting the details of storage pool, creating a new storage pool, and modifying the attribute of a storage pool.

Aliases: dellemc_powerflex_storagepool

Requirements

The below requirements are needed on the host that executes this module.

  • A Dell PowerFlex storage system version 3.5 or later.

  • Ansible-core 2.14 or later.

  • PyPowerFlex 1.8.0.

  • Python 3.9, 3.10 or 3.11.

Parameters

Parameter

Comments

hostname

aliases: gateway_host

string / required

IP or FQDN of the PowerFlex host.

media_type

string

Type of devices in the storage pool.

Choices:

  • "HDD"

  • "SSD"

  • "TRANSITIONAL"

password

string / required

The password of the PowerFlex host.

port

integer

Port number through which communication happens with PowerFlex host.

Default: 443

protection_domain_id

string

The id of the protection domain.

During creation of a pool, either protection domain name or id must be mentioned.

Mutually exclusive with protection_domain_name.

protection_domain_name

string

The name of the protection domain.

During creation of a pool, either protection domain name or id must be mentioned.

Mutually exclusive with protection_domain_id.

state

string / required

State of the storage pool.

Choices:

  • "present"

  • "absent"

storage_pool_id

string

The id of the storage pool.

It is auto generated, hence should not be provided during creation of a storage pool.

Mutually exclusive with storage_pool_name.

storage_pool_name

string

The name of the storage pool.

If more than one storage pool is found with the same name then protection domain id/name is required to perform the task.

Mutually exclusive with storage_pool_id.

storage_pool_new_name

string

New name for the storage pool can be provided.

This parameter is used for renaming the storage pool.

timeout

integer

Time after which connection will get terminated.

It is to be mentioned in seconds.

Default: 120

use_rfcache

boolean

Enable/Disable RFcache on a specific storage pool.

Choices:

  • false

  • true

use_rmcache

boolean

Enable/Disable RMcache on a specific storage pool.

Choices:

  • false

  • true

username

string / required

The username of the PowerFlex host.

validate_certs

aliases: verifycert

boolean

Boolean variable to specify whether or not to validate SSL certificate.

true - Indicates that the SSL certificate should be verified.

false - Indicates that the SSL certificate should not be verified.

Choices:

  • false

  • true ← (default)

Notes

Note

  • TRANSITIONAL media type is supported only during modification.

  • The check_mode is not supported.

  • The modules present in the collection named as ‘dellemc.powerflex’ are built to support the Dell PowerFlex storage platform.

Examples

- name: Get the details of storage pool by name
  dellemc.powerflex.storagepool:
    hostname: "{{hostname}}"
    username: "{{username}}"
    password: "{{password}}"
    validate_certs: "{{validate_certs}}"
    storage_pool_name: "sample_pool_name"
    protection_domain_name: "sample_protection_domain"
    state: "present"

- name: Get the details of storage pool by id
  dellemc.powerflex.storagepool:
    hostname: "{{hostname}}"
    username: "{{username}}"
    password: "{{password}}"
    validate_certs: "{{validate_certs}}"
    storage_pool_id: "abcd1234ab12r"
    state: "present"

- name: Create a new storage pool by name
  dellemc.powerflex.storagepool:
    hostname: "{{hostname}}"
    username: "{{username}}"
    password: "{{password}}"
    validate_certs: "{{validate_certs}}"
    storage_pool_name: "ansible_test_pool"
    protection_domain_id: "1c957da800000000"
    media_type: "HDD"
    state: "present"

- name: Modify a storage pool by name
  dellemc.powerflex.storagepool:
    hostname: "{{hostname}}"
    username: "{{username}}"
    password: "{{password}}"
    validate_certs: "{{validate_certs}}"
    storage_pool_name: "ansible_test_pool"
    protection_domain_id: "1c957da800000000"
    use_rmcache: true
    use_rfcache: true
    state: "present"

- name: Rename storage pool by id
  dellemc.powerflex.storagepool:
    hostname: "{{hostname}}"
    username: "{{username}}"
    password: "{{password}}"
    validate_certs: "{{validate_certs}}"
    storage_pool_id: "abcd1234ab12r"
    storage_pool_new_name: "new_ansible_pool"
    state: "present"

Return Values

Common return values are documented here, the following are the fields unique to this module:

Key

Description

changed

boolean

Whether or not the resource has changed.

Returned: always

Sample: false

storage_pool_details

dictionary

Details of the storage pool.

Returned: When storage pool exists

Sample: {"addressSpaceUsage": "Normal", "addressSpaceUsageType": "DeviceCapacityLimit", "backgroundScannerBWLimitKBps": 3072, "backgroundScannerMode": "DataComparison", "bgScannerCompareErrorAction": "ReportAndFix", "bgScannerReadErrorAction": "ReportAndFix", "capacityAlertCriticalThreshold": 90, "capacityAlertHighThreshold": 80, "capacityUsageState": "Normal", "capacityUsageType": "NetCapacity", "checksumEnabled": false, "compressionMethod": "Invalid", "dataLayout": "MediumGranularity", "externalAccelerationType": "None", "fglAccpId": null, "fglExtraCapacity": null, "fglMaxCompressionRatio": null, "fglMetadataSizeXx100": null, "fglNvdimmMetadataAmortizationX100": null, "fglNvdimmWriteCacheSizeInMb": null, "fglOverProvisioningFactor": null, "fglPerfProfile": null, "fglWriteAtomicitySize": null, "fragmentationEnabled": true, "id": "e0d8f6c900000000", "links": [{"href": "/api/instances/StoragePool::e0d8f6c900000000", "rel": "self"}, {"href": "/api/instances/StoragePool::e0d8f6c900000000 /relationships/Statistics", "rel": "/api/StoragePool/relationship/Statistics"}, {"href": "/api/instances/StoragePool::e0d8f6c900000000 /relationships/SpSds", "rel": "/api/StoragePool/relationship/SpSds"}, {"href": "/api/instances/StoragePool::e0d8f6c900000000 /relationships/Volume", "rel": "/api/StoragePool/relationship/Volume"}, {"href": "/api/instances/StoragePool::e0d8f6c900000000 /relationships/Device", "rel": "/api/StoragePool/relationship/Device"}, {"href": "/api/instances/StoragePool::e0d8f6c900000000 /relationships/VTree", "rel": "/api/StoragePool/relationship/VTree"}, {"href": "/api/instances/ProtectionDomain::9300c1f900000000", "rel": "/api/parent/relationship/protectionDomainId"}], "mediaType": "HDD", "name": "pool1", "numOfParallelRebuildRebalanceJobsPerDevice": 2, "persistentChecksumBuilderLimitKb": 3072, "persistentChecksumEnabled": true, "persistentChecksumState": "Protected", "persistentChecksumValidateOnRead": false, "protectedMaintenanceModeIoPriorityAppBwPerDeviceThresholdInKbps": null, "protectedMaintenanceModeIoPriorityAppIopsPerDeviceThreshold": null, "protectedMaintenanceModeIoPriorityBwLimitPerDeviceInKbps": 10240, "protectedMaintenanceModeIoPriorityNumOfConcurrentIosPerDevice": 1, "protectedMaintenanceModeIoPriorityPolicy": "limitNumOfConcurrentIos", "protectedMaintenanceModeIoPriorityQuietPeriodInMsec": null, "protectionDomainId": "9300c1f900000000", "protectionDomainName": "domain1", "rebalanceEnabled": true, "rebalanceIoPriorityAppBwPerDeviceThresholdInKbps": null, "rebalanceIoPriorityAppIopsPerDeviceThreshold": null, "rebalanceIoPriorityBwLimitPerDeviceInKbps": 10240, "rebalanceIoPriorityNumOfConcurrentIosPerDevice": 1, "rebalanceIoPriorityPolicy": "favorAppIos", "rebalanceIoPriorityQuietPeriodInMsec": null, "rebuildEnabled": true, "rebuildIoPriorityAppBwPerDeviceThresholdInKbps": null, "rebuildIoPriorityAppIopsPerDeviceThreshold": null, "rebuildIoPriorityBwLimitPerDeviceInKbps": 10240, "rebuildIoPriorityNumOfConcurrentIosPerDevice": 1, "rebuildIoPriorityPolicy": "limitNumOfConcurrentIos", "rebuildIoPriorityQuietPeriodInMsec": null, "replicationCapacityMaxRatio": 32, "rmcacheWriteHandlingMode": "Cached", "sparePercentage": 10, "statistics": {"BackgroundScannedInMB": 3466920, "activeBckRebuildCapacityInKb": 0, "activeEnterProtectedMaintenanceModeCapacityInKb": 0, "aggregateCompressionLevel": "Uncompressed", "atRestCapacityInKb": 1248256, "backgroundScanCompareErrorCount": 0, "backgroundScanFixedCompareErrorCount": 0, "bckRebuildReadBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "bckRebuildWriteBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "capacityAvailableForVolumeAllocationInKb": 369098752, "capacityInUseInKb": 2496512, "capacityInUseNoOverheadInKb": 2496512, "capacityLimitInKb": 845783040, "compressedDataCompressionRatio": 0.0, "compressionRatio": 1.0, "currentFglMigrationSizeInKb": 0, "deviceIds": [], "enterProtectedMaintenanceModeCapacityInKb": 0, "enterProtectedMaintenanceModeReadBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "enterProtectedMaintenanceModeWriteBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "exitProtectedMaintenanceModeReadBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "exitProtectedMaintenanceModeWriteBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "exposedCapacityInKb": 0, "failedCapacityInKb": 0, "fwdRebuildReadBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "fwdRebuildWriteBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "inMaintenanceCapacityInKb": 0, "inMaintenanceVacInKb": 0, "inUseVacInKb": 184549376, "inaccessibleCapacityInKb": 0, "logWrittenBlocksInKb": 0, "maxCapacityInKb": 845783040, "migratingVolumeIds": [], "migratingVtreeIds": [], "movingCapacityInKb": 0, "netCapacityInUseInKb": 1248256, "normRebuildCapacityInKb": 0, "normRebuildReadBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "normRebuildWriteBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "numOfDeviceAtFaultRebuilds": 0, "numOfDevices": 3, "numOfIncomingVtreeMigrations": 0, "numOfVolumes": 8, "numOfVolumesInDeletion": 0, "numOfVtrees": 8, "overallUsageRatio": 73.92289, "pendingBckRebuildCapacityInKb": 0, "pendingEnterProtectedMaintenanceModeCapacityInKb": 0, "pendingExitProtectedMaintenanceModeCapacityInKb": 0, "pendingFwdRebuildCapacityInKb": 0, "pendingMovingCapacityInKb": 0, "pendingMovingInBckRebuildJobs": 0, "persistentChecksumBuilderProgress": 100.0, "persistentChecksumCapacityInKb": 414720, "primaryReadBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "primaryReadFromDevBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "primaryReadFromRmcacheBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "primaryVacInKb": 92274688, "primaryWriteBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "protectedCapacityInKb": 2496512, "protectedVacInKb": 184549376, "provisionedAddressesInKb": 2496512, "rebalanceCapacityInKb": 0, "rebalanceReadBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "rebalanceWriteBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "rfacheReadHit": 0, "rfacheWriteHit": 0, "rfcacheAvgReadTime": 0, "rfcacheAvgWriteTime": 0, "rfcacheIoErrors": 0, "rfcacheIosOutstanding": 0, "rfcacheIosSkipped": 0, "rfcacheReadMiss": 0, "rmPendingAllocatedInKb": 0, "rmPendingThickInKb": 0, "rplJournalCapAllowed": 0, "rplTotalJournalCap": 0, "rplUsedJournalCap": 0, "secondaryReadBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "secondaryReadFromDevBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "secondaryReadFromRmcacheBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "secondaryVacInKb": 92274688, "secondaryWriteBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "semiProtectedCapacityInKb": 0, "semiProtectedVacInKb": 0, "snapCapacityInUseInKb": 0, "snapCapacityInUseOccupiedInKb": 0, "snapshotCapacityInKb": 0, "spSdsIds": ["abdfe71b00030001", "abdce71d00040001", "abdde71e00050001"], "spareCapacityInKb": 84578304, "targetOtherLatency": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "targetReadLatency": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "targetWriteLatency": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "tempCapacityInKb": 0, "tempCapacityVacInKb": 0, "thickCapacityInUseInKb": 0, "thinAndSnapshotRatio": 73.92289, "thinCapacityAllocatedInKm": 184549376, "thinCapacityInUseInKb": 0, "thinUserDataCapacityInKb": 2496512, "totalFglMigrationSizeInKb": 0, "totalReadBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "totalWriteBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "trimmedUserDataCapacityInKb": 0, "unreachableUnusedCapacityInKb": 0, "unusedCapacityInKb": 758708224, "userDataCapacityInKb": 2496512, "userDataCapacityNoTrimInKb": 2496512, "userDataReadBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "userDataSdcReadLatency": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "userDataSdcTrimLatency": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "userDataSdcWriteLatency": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "userDataTrimBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "userDataWriteBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "volMigrationReadBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "volMigrationWriteBwc": {"numOccured": 0, "numSeconds": 0, "totalWeightInKb": 0}, "volumeAddressSpaceInKb": "922XXXXX", "volumeAllocationLimitInKb": "3707XXXXX", "volumeIds": ["456afc7900XXXXXXXX"], "vtreeAddresSpaceInKb": 92274688, "vtreeIds": ["32b1681bXXXXXXXX"]}, "useRfcache": false, "useRmcache": false, "vtreeMigrationIoPriorityAppBwPerDeviceThresholdInKbps": null, "vtreeMigrationIoPriorityAppIopsPerDeviceThreshold": null, "vtreeMigrationIoPriorityBwLimitPerDeviceInKbps": 10240, "vtreeMigrationIoPriorityNumOfConcurrentIosPerDevice": 1, "vtreeMigrationIoPriorityPolicy": "favorAppIos", "vtreeMigrationIoPriorityQuietPeriodInMsec": null, "zeroPaddingEnabled": true}

id

string

ID of the storage pool under protection domain.

Returned: success

mediaType

string

Type of devices in the storage pool.

Returned: success

name

string

Name of the storage pool under protection domain.

Returned: success

protectionDomainId

string

ID of the protection domain in which pool resides.

Returned: success

protectionDomainName

string

Name of the protection domain in which pool resides.

Returned: success

statistics

dictionary

Statistics details of the storage pool.

Returned: success

capacityInUseInKb

string

Total capacity of the storage pool.

Returned: success

deviceIds

list / elements=string

Device Ids of the storage pool.

Returned: success

unusedCapacityInKb

string

Unused capacity of the storage pool.

Returned: success

useRfcache

boolean

Enable/Disable RFcache on a specific storage pool.

Returned: success

useRmcache

boolean

Enable/Disable RMcache on a specific storage pool.

Returned: success

Authors

  • Arindam Datta (@dattaarindam)

  • P Srinivas Rao (@srinivas-rao5)