Deuxfleurs/garage
47
55
Fork 70
Code Issues 98 Pull requests 13 Releases 30 Wiki Activity

Set "no read ahead" on LMDB to improve performances when "LMDB size" > "RAM size" #855

Merged
quentin merged 1 commit from fix-lmdb-no-read-ahead into main 2024-08-18 12:25:36 +00:00
Conversation 0 Commits 1 Files changed 1 +1
1 changed files with 1 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files
Showing only changes of commit 2a93ad0c84 - Show all commits

1
src/db/open.rs
View file

@ -92,6 +92,7 @@ pub fn open_db(path: &PathBuf, engine: Engine, opt: &OpenOpt) -> Result<Db> {
env_builder.map_size(map_size);
env_builder.max_readers(2048);
unsafe {
env_builder.flag(crate::lmdb_adapter::heed::flags::Flags::MdbNoRdAhead);
env_builder.flag(crate::lmdb_adapter::heed::flags::Flags::MdbNoMetaSync);
if !opt.fsync {
env_builder.flag(heed::flags::Flags::MdbNoSync);