Saturday, September 20, 2025

New Ceph cluster for NISP data storage


Work has started on replacing the current NISP Isilon cluster by a new Ceph cluster for data storage. Last week, the base hardware for a "sandbox" (test) cluster was successfully installed and tested (see figure on the right).  The testing will continue as the main cluster is built. The plan is to complete the transition to the new cluster by the end of FY2026. The new cluster will increase the storage space available for NISP observations by approximately 50%, which include GONG, SOLIS, and legacy observations from various NSO and non-NSO instruments.

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Two large sunspots on the Sun

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