vRtrMplsLspPathTimeUp 1.3.6.1.4.1.6527.3.1.2.6.5.1.1

The total time in 10-millisecond units that this LSP path has been operational. For example, the percentage up time can be determined by computing (vRtrMplsLspPathTimeUp/vRtrMplsLspAge * 100 %).