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different zfs settings

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Christoph Cullmann 2025-04-28 16:43:05 +02:00
parent 04d38c28b3
commit 239a7f0a37
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1 changed files with 3 additions and 15 deletions
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share/common.nix
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@ -114,21 +114,9 @@ in
# tweak ZFS # tweak ZFS
boot.extraModprobeConfig = '' boot.extraModprobeConfig = ''
# maximal 4 GB ARC # between 1 and 8 GB large ARC
options zfs zfs_arc_min=134217728 options zfs zfs_arc_min=1073741824
options zfs zfs_arc_max=4294967296 options zfs zfs_arc_max=8589934592
# NVMe tuning
options zfs zfs_txg_timeout=100
options zfs zfs_vdev_async_read_max_active=2048
options zfs zfs_vdev_async_read_min_active=1024
options zfs zfs_vdev_async_write_max_active=2048
options zfs zfs_vdev_async_write_min_active=1024
options zfs zfs_vdev_queue_depth_pct=100
options zfs zfs_vdev_sync_read_max_active=2048
options zfs zfs_vdev_sync_read_min_active=1024
options zfs zfs_vdev_sync_write_max_active=2048
options zfs zfs_vdev_sync_write_min_active=1024
# less scrub impact on other IO # less scrub impact on other IO
options zfs zfs_scrub_delay=32 options zfs zfs_scrub_delay=32