By default, Koa users are granted access to two storage locations, but they could be granted access to two other types of storage locations.The two default storage locations users are given access to are:
home storage (home) and
scratch storage (Koa Scratch).
The two additional types of storage locations could be granted access to includeto a user, but are typically tied to a lab or project:
Lab storage (free) and
KoaStore storage (for fee).
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Common Storage Locations
Home (Free)
Each user is provided a home storage location on Koa. Each user's home is provided 50 GB of space that can be used as the user chooses. Upon initialization, user homes are setup with an examples directory, a symlink for Koa Scratch and other basic configurations needed to allow users to take advantage of Koa.
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File system | Storage Quota | File & Dir (inode) Quota | Compression | Persistent |
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Lustre + ZFS | 800 TB | 400,000,000 | zstd-3 | No (90 day purge) |
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Per lab or project storage
Lab (Free)
Lab storage is limited to one free storage location per Lab at UH. A lab will be granted 500GB of space and a limit of 512,000 files and directories. The lab will be assigned a posix group which users can be added and removed from upon request. A lab space will allow them to share applications, data and environments between members of the lab.
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Lab storage has direct access to the Koa Storage system, just like Scratch. It follows a different progressive file layout, in which solid state storage is not utilized.
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Lab storage has direct access to the Koa Storage system, just like Scratch. It follows a different progressive file layout, in which solid state storage is not utilized.
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