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Hyak consists of two independent clusters: ikt.hyak (hyak classic) and mox.hyak (hyak next-gen).

Current Status


October 7, 2019: ikt.Hyak is completely offline for emergency maintenancehas be re-enabled after emergency maintenance, ckpt partition remains limited to ~4 nodes per group as we evaluate stability.


mox.Hyak is online.
A maintenance reservation is in place for the next scheduled maintenance on October 8th*.