Data and Storage, Globus Endpoints, Data Movers, Mount Points 

IMAGE HERE:  expanse-data-arch.png

Expanse is archtected with a Data Centric Architecture. File system features include:

Lustre parallel file system with 12 PB of usable capacity, 140 GB/s of bandwidth, 200k IOPS.
Large fraction of the workload is dominated by many small files, the parallel file system will include multiple NVMe-based metadata servers and Lustre’s Data on Metadata capability to achieve high I/O operations per second.
Fast I/O Node-local, NVMe provides applications with extremely fast I/O.
7 PB of Ceph Object storage at SDSC for projects that need longer-term, archive-like capability over the life of their allocations.

DISK/IO SUBSYTEM:	FEATURES
File Systems	NFS, Ceph
Lustre Storage(performance)	12 PB
Ceph Storage	7 PB
I/O bandwidth (performance disk)	140 GB/s, 200K IOPs

Home File System 