Storage Systems at NERSC¶

In the center, three vertically stacked boxes are labeled "Scratch" at the top, "Community File System" in the middle, and "High Performance Storage System (HPSS)" on the bottom. An arrow with the text "increasing data rates" is to the left of the stack, pointing up. An arrow with the text "increasing storage space" is on the right side of the stack, pointing down. Within the top box labelled "Scratch", there is text reading "Data speed: 5 TB/s, Space per user: 20 TB." Within the box labelled "Community File System" there is text reading "Data speed: 100 GB/s, Space per user: varies by allocation." Within the box labelled "High Performance Storage System (HPSS)" there is text reading "Data speed: 50 GB/s, Space per user: varies by allocation." Beneath the vertically stacked boxes and their corresponding arrows are two horizontally adjacent boxes labelled "Home" and "Global Common." Within the box labelled "Home", there is text reading "Data speed: 5 GB/s, Space per user: 40 GB." Within the box labelled "Global Common" there is text reading "Data speed: 100 GB/s, Space per user: N/A."