Mercurial > lbo > hg > leveldb-rs
view src/lib.rs @ 387:2ac6eedcc9dc
db_impl: Use a BufWriter inside LogWriter
Unbuffered write-a-lot with 32768 entries written, first four iterations on a new DB:
usr=0.32 sys=0.12 elap=0.46
usr=0.47 sys=0.12 elap=0.60
usr=0.59 sys=0.11 elap=0.72
usr=0.50 sys=0.15 elap=0.67
Buffered write-a-lot with 32768 entries written, first four iterations on a new DB:
usr=0.22 sys=0.01 elap=0.24 (delta = -0.1/-0.11/-0.22)
usr=0.43 sys=0.03 elap=0.48 (delta = -0.04/-0.09/-0.12)
usr=0.54 sys=0.05 elap=0.62 (delta = -0.05/-0.06/-0.1)
usr=0.42 sys=0.03 elap=0.47 (delta = (-0.08/-0.12/-0.2)
author | Lewin Bormann <lbo@spheniscida.de> |
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date | Mon, 09 Oct 2017 05:51:43 +0000 |
parents | 24a2501732de |
children | 1102c90b157d |
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#![allow(dead_code)] #![allow(unused_imports)] extern crate crc; extern crate integer_encoding; extern crate libc; extern crate rand; #[cfg(test)] #[macro_use] extern crate time_test; mod block; mod block_builder; mod blockhandle; mod cache; mod cmp; mod disk_env; mod env; mod env_common; mod error; mod filter; mod filter_block; #[macro_use] mod infolog; mod key_types; mod log; mod mem_env; mod memtable; mod merging_iter; mod options; mod skipmap; mod snapshot; mod table_builder; mod table_cache; mod table_reader; mod test_util; mod types; mod version; mod version_edit; mod version_set; mod write_batch; mod db_impl; mod db_iter; pub use db_impl::DB; pub use db_iter::DBIterator; pub use options::Options; pub use types::LdbIterator;