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author | mm <mm@FreeBSD.org> | 2012-11-25 09:06:32 +0000 |
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committer | mm <mm@FreeBSD.org> | 2012-11-25 09:06:32 +0000 |
commit | 5d9b3f284b13ac492326e05f6ba4c00e98adf05c (patch) | |
tree | 36b2f7e2f2adc541015a78c4fbbdd949f0d53221 /libexec | |
parent | 84f010d5a7250a10d6a11f665c9f105faf976091 (diff) | |
download | FreeBSD-src-5d9b3f284b13ac492326e05f6ba4c00e98adf05c.zip FreeBSD-src-5d9b3f284b13ac492326e05f6ba4c00e98adf05c.tar.gz |
MFV r242735:
Illumos 13879:4eac7a87eff2:
3329 spa_sync() spends 10-20% of its time in spa_free_sync_cb()
3330 space_seg_t should have its own kmem_cache
3331 deferred frees should happen after sync_pass 1
3335 make SYNC_PASS_* constants tunable
New loader-only tunables:
vfs.zfs.sync_pass_deferred_free
vfs.zfs.sync_pass_dont_compress
vfs.zfs.sync_pass_rewrite
References:
https://www.illumos.org/issues/3329
https://www.illumos.org/issues/3330
https://www.illumos.org/issues/3331
https://www.illumos.org/issues/3335
MFC after: 2 weeks
Diffstat (limited to 'libexec')
0 files changed, 0 insertions, 0 deletions