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Code Issues Releases Wiki Activity

Expose a flag to enable the MDB_WRITEMAP flag

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Kerollmops 2023-05-15 11:23:58 +02:00
parent c4a40e7110
commit f759ec7fad
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8 changed files with 80 additions and 10 deletions
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index-scheduler/src/lib.rs
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@ -233,6 +233,8 @@ pub struct IndexSchedulerOptions {
pub task_db_size: usize,
/// The size, in bytes, with which a meilisearch index is opened the first time of each meilisearch index.
pub index_base_map_size: usize,
/// Weither we open a meilisearch index with the MDB_WRITEMAP option or not.
pub enable_mdb_writemap: bool,
/// The size, in bytes, by which the map size of an index is increased when it resized due to being full.
pub index_growth_amount: usize,
/// The number of indexes that can be concurrently opened in memory.
@ -374,6 +376,10 @@ impl IndexScheduler {
std::fs::create_dir_all(&options.indexes_path)?;
std::fs::create_dir_all(&options.dumps_path)?;
if cfg!(windows) && options.enable_mdb_writemap {
panic!("Windows doesn't support the MDB_WRITEMAP LMDB option");
}
let task_db_size = clamp_to_page_size(options.task_db_size);
let budget = if options.indexer_config.skip_index_budget {
IndexBudget {
@ -426,6 +432,7 @@ impl IndexScheduler {
budget.map_size,
options.index_growth_amount,
budget.index_count,
options.enable_mdb_writemap,
options.indexer_config,
)?,
env,
@ -1482,6 +1489,7 @@ mod tests {
dumps_path: tempdir.path().join("dumps"),
task_db_size: 1000 * 1000, // 1 MB, we don't use MiB on purpose.
index_base_map_size: 1000 * 1000, // 1 MB, we don't use MiB on purpose.
enable_mdb_writemap: false,
index_growth_amount: 1000 * 1000, // 1 MB
index_count: 5,
indexer_config,