Lustre Quota Administration: Revision history

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31 August 2026

  • curprev 08:1908:19, 31 August 2026Elliswilson talk contribs 3,946 bytes +3,946 Created page with "== Overview == Lustre quotas restrict how much disk space (blocks) and how many files (inodes) a user, group, or project can consume. The quota subsystem consists of: * '''QMT''' (Quota Master Target) — runs on the MDT, holds the global quota limits. * '''QSD''' (Quota Slave Device) — runs on each OST and MDT, enforces limits locally. * '''qunit''' — the allocation granularity the QMT grants to each QSD. The QMT dynamically adjusts qunit size based on remaining q..."