DB_ENV->log_flush()
#include <db.h>
int
DB_ENV->log_flush(DB_ENV *env, const DB_LSN *lsn); The DB_ENV->log_flush() method writes log records to disk.
The DB_ENV->log_flush() method returns a non-zero error value on failure and 0 on success.
Parameters
lsn
All log records with DB_LSN values less than or equal to the lsn parameter are written to disk. If lsn is NULL, all records in the log are flushed.
Errors
The DB_ENV->log_flush() method may fail and return one of the following non-zero errors:
EINVAL
An invalid flag value or parameter was specified.