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loopdb: make sqlite sync for extra durability #712

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Mar 4, 2024
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loopdb: make sqlite sync for extra durability #712

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15 changes: 15 additions & 0 deletions loopdb/sqlite.go
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Original file line number Diff line number Diff line change
Expand Up @@ -68,6 +68,21 @@ func NewSqliteStore(cfg *SqliteConfig, network *chaincfg.Params) (*SqliteSwapSto
name: "busy_timeout",
value: "5000",
},
{
// With the WAL mode, this ensures that we also do an
// extra WAL sync after each transaction. The normal
// sync mode skips this and gives better performance,
// but risks durability.
name: "synchronous",
value: "full",
},
{
// This is used to ensure proper durability for users
// running on Mac OS. It uses the correct fsync system
// call to ensure items are fully flushed to disk.
name: "fullfsync",
value: "true",
},
}
sqliteOptions := make(url.Values)
for _, option := range pragmaOptions {
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