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update docs for Decommission

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Harshavardhana 2022-01-25 11:56:04 -08:00
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docs/distributed/DECOMMISSION.md
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@ -6,6 +6,7 @@ Decommissiong is a mechanism in MinIO to drain older pools (usually with old har
- A pool in decommission still allows READ access to all its contents, newer WRITEs will be automatically scheduled to only new pools. - A pool in decommission still allows READ access to all its contents, newer WRITEs will be automatically scheduled to only new pools.
- All versioned buckets maintain the same order for "versions" for each objects after being decommissioned to the newer pools. - All versioned buckets maintain the same order for "versions" for each objects after being decommissioned to the newer pools.
- A pool in decommission resumes from where it was left off (for example - in-case of cluster restarts or restarts attempted after a failed decommission attempt).
### How to decommission a pool? ### How to decommission a pool?
``` ```
@ -27,8 +28,15 @@ Decommissiong is a mechanism in MinIO to drain older pools (usually with old har
#### Decommissioning status #### Decommissioning status
``` ```
λ mc admin decommission status alias/ http://minio{1...2}/data{1...4} λ mc admin decommission status alias/ http://minio{1...2}/data{1...4}
Progress: ===================> [1GiB/sec] [15%] [4TiB/50TiB] Decommissioning rate at 36 MiB/sec [4 TiB/50 TiB]
Time Remaining: 4 hours (started 3 hours ago) Started: 1 minute ago
```
Once it is **Complete**
```
λ mc admin decommission status alias/ http://minio{1...2}/data{1...4}
Decommission of pool http://minio{1...2}/data{1...4} is complete, you may now remove it from server command line
``` ```
#### A pool not under decommissioning will throw an error #### A pool not under decommissioning will throw an error