Method append_checkpoint

nodedb/src/wal/manager/append.rs:102–115

Append a checkpoint marker. Serializes the LSN before writing.

(
        &self,
        tid: TenantId,
        vs: VShardId,
        db: DatabaseId,
        checkpoint_lsn: u64,
    )

    /// Append a checkpoint marker. Serializes the LSN before writing.
    pub fn append_checkpoint(
        &self,
        tid: TenantId,
        vs: VShardId,
        db: DatabaseId,
        checkpoint_lsn: u64,
    ) -> crate::Result<Lsn> {
        let payload =
            zerompk::to_msgpack_vec(&checkpoint_lsn).map_err(|e| crate::Error::Serialization {
                format: "msgpack".into(),
                detail: format!("checkpoint: {e}"),
            })?;
        self.append_record(RecordType::Checkpoint, tid, vs, db, &payload)
    }

    pub fn append_timeseries_batch(
        &self,