+/**
+ * Helper function to get the llog size in records. It is used by MGS
+ * mostly to check that config llog exists and contains data.
+ *
+ * \param[in] env execution environment
+ * \param[in] ctxt llog context
+ * \param[in] name llog name
+ *
+ * \retval true if there are records in llog besides a header
+ * \retval false on error or llog without records
+ */