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1ff46825e2
The rwlock implementation on linux does not perform as well as mutexes. We can realize a performance benefit by replacing the zf_rwlock with a mutex. Local microbenchmarks show ~50% improvement, and over NFS we see ~5% improvement on several of the ZFS Performance Tests cases, especially randwrite and seq_write. Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Tony Nguyen <tony.nguyen@delphix.com> Reviewed-by: Olaf Faaland <faaland1@llnl.gov> Signed-off-by: Matthew Ahrens <mahrens@delphix.com> Closes #9062 |
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| .. | ||
| linux | ||
| spl | ||
| sys | ||
| .gitignore | ||
| libnvpair.h | ||
| libuutil_common.h | ||
| libuutil_impl.h | ||
| libuutil.h | ||
| libzfs_core.h | ||
| libzfs_impl.h | ||
| libzfs.h | ||
| libzutil.h | ||
| Makefile.am | ||
| thread_pool.h | ||
| zfeature_common.h | ||
| zfs_comutil.h | ||
| zfs_deleg.h | ||
| zfs_fletcher.h | ||
| zfs_namecheck.h | ||
| zfs_prop.h | ||