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MedicineBow uses the Data (VAST) filesystem configured with a 190 TB SSD tier for active data and 1.2 PB HDD capacity tier for less-used data. The system policy engine moves data automatically between pools (disks and tiers). The system will automatically migrate data down to HDD based on file age. 3 petabytes NVMe system, including advanced block-based data deduplication which will give an expected 6 PB of overall capacity. MedicineBow has several spaces that are available for users to access described in the table which are allocated for specific purposes. These storage spaces are described below.

home/home/username ($HOME)

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  • Space to perform computing for individual users. Data here is subject to a purge policy defined below. Warning emails will be sent when possible deletions may start to occurdeletions are expected. No snapshots.

Global Filesystems

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  • File spaces within the MedicineBow cluster filesystem may be subject to a purge policy. ARCC reserves the right to purge data in this area as neededsubject to purge policy. Before performing an actual purge event, the owner of the file(s) will be notified by email several times for files that are subject to being purged.

  • Additional information summarizing ARCC’s storage policy is available here.

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