Recent content by zrav

  1. Z

    MariaDB optimization needed?

    The analytics provided by MariaDBs performance schema has been extremely valuable to me in the past. Enable via [mariadb] performance_schema = ON Restart the DB and let your apps run for a while. Then check the performance_schema. As a starting point for finding issues the table...
  2. Z

    List of NVMe drives that support namespaces or other ways to divide one up

    Adding the info for drives I have access to: - Micron 9200: no support (nn=1) - Micron 9300: 32 namespaces - Samsung PM9A3: 32 namespaces
  3. Z

    zfs special vdev

    @gea: OP is talking about the allocation classes feature, which creates a vdev denoted "special", consisting of faster storage to service metadata and, if enabled, small blocks, speeding up pool performace. The feature is superior to L2ARC in nearly every way. @OP: Every pool has a ZIL and in...
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