This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision Last revision Both sides next revision | ||
cluster:149 [2016/08/31 10:46] hmeij07 [Supermicro] |
cluster:149 [2016/10/27 14:50] hmeij07 [Loose Ends] |
||
---|---|---|---|
Line 6: | Line 6: | ||
- | ==== The problem | + | ==== The Storage Problem |
In a commodity HPC setup deploying plain NFS, bottle necks can develop. | In a commodity HPC setup deploying plain NFS, bottle necks can develop. | ||
Line 104: | Line 104: | ||
* Grab the 32x2T flexstorage hard drives and insert into cottontail' | * Grab the 32x2T flexstorage hard drives and insert into cottontail' | ||
* Makes for a 60T raw raid 6 storage place (2 hot spares) | * Makes for a 60T raw raid 6 storage place (2 hot spares) | ||
- | | + | * move the sharptail /snapshots |
- | | + | |
* Dedicate greentail' | * Dedicate greentail' | ||
* Remove / | * Remove / | ||
Line 113: | Line 112: | ||
* Remove 15T /snapshots | * Remove 15T /snapshots | ||
* Extend /home for 10T to 25T | * Extend /home for 10T to 25T | ||
- | | + | * Keep 7T /archives until those users graduate, move to Rstore |
- | | + | |
**Long term plan** | **Long term plan** | ||
* Start a BeeGFS storage cluster | * Start a BeeGFS storage cluster | ||
* cottontail as MS (management server) | * cottontail as MS (management server) | ||
- | * sharptail as AdMon (monitor server) | + | * sharptail as AdMon (monitor server) |
+ | * pilot storage on idle / | ||
+ | * also a folder on cottonttail:/ | ||
* n38-n45 (8) as MDS (metadata servers, 15K local disk, no raid) | * n38-n45 (8) as MDS (metadata servers, 15K local disk, no raid) | ||
* Buy 2x 2U Supermicro for OSS (object storage servers for a total of 80T usable, raid 6, $14K) | * Buy 2x 2U Supermicro for OSS (object storage servers for a total of 80T usable, raid 6, $14K) | ||
Line 133: | Line 133: | ||
* backup Openlava scheduler for cottontail.wesleyan.edu | * backup Openlava scheduler for cottontail.wesleyan.edu | ||
* backup replacement for greentail.wesleyan.edu (in case it fails) | * backup replacement for greentail.wesleyan.edu (in case it fails) | ||
+ | |||
+ | Bought. | ||
+ | --- // | ||
Warewulf golden image it as if it is greentail. | Warewulf golden image it as if it is greentail. |