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You can use the GetDriveStats method to get high-level activity measurements for a single drive. Values are cumulative from the addition of the drive to the cluster. Some values are specific to block drives. Statistical data is returned for either block or metadata drive types when you run this method. |
You can use the GetDriveStats
method to get high-level activity measurements for a single drive. Values are cumulative from the addition of the drive to the cluster. Some values are specific to block drives. Statistical data is returned for either block or metadata drive types when you run this method.
This method has the following input parameter:
Name | Description | Type | Default value | Required |
---|---|---|---|---|
driveID |
ID of the drive for the request. |
integer |
None |
Yes |
This method has the following return value:
Name | Description | Type |
---|---|---|
driveStats |
Drive activity information for the specified driveID. |
Requests for this method are similar to the following example:
{ "method": "GetDriveStats", "params": { "driveID": 3 }, "id" : 1 }
This method returns a response similar to the following example for a block drive:
{ "id": 1, "result": { "driveStats": { "driveID": 10, "failedDieCount": 0, "lifeRemainingPercent": 99, "lifetimeReadBytes": 26471661830144, "lifetimeWriteBytes": 13863852441600, "powerOnHours": 33684, "readBytes": 10600432105, "readOps": 5101025, "reallocatedSectors": 0, "reserveCapacityPercent": 100, "timestamp": "2016-10-17T20:23:45.456834Z", "totalCapacity": 300069052416, "usedCapacity": 6112226545, "usedMemory": 114503680, "writeBytes": 53559500896, "writeOps": 25773919 } } }
This method returns a response similar to the following example for a volume metadata drive:
{ "id": 1, "result": { "driveStats": { "activeSessions": 8, "driveID": 12, "failedDieCount": 0, "lifeRemainingPercent": 100, "lifetimeReadBytes": 2308544921600, "lifetimeWriteBytes": 1120986464256, "powerOnHours": 16316, "readBytes": 1060152152064, "readOps": 258826209, "reallocatedSectors": 0, "reserveCapacityPercent": 100, "timestamp": "2016-10-17T20:34:52.456130Z", "totalCapacity": 134994670387, "usedCapacity": null, "usedMemory": 22173577216, "writeBytes": 353346510848, "writeOps": 86266238 } } }