/opt/librenms/rrd/192.168.5.75$ rrdtool info /opt/librenms/rrd/192.168.5.75/port-id2133.rrd | grep max
ds[INOCTETS].max = 1.2500000000e+08
ds[OUTOCTETS].max = 1.2500000000e+08
ds[INERRORS].max = 1.2500000000e+08
ds[OUTERRORS].max = 1.2500000000e+08
ds[INUCASTPKTS].max = 1.2500000000e+08
ds[OUTUCASTPKTS].max = 1.2500000000e+08
ds[INNUCASTPKTS].max = 1.2500000000e+08
ds[OUTNUCASTPKTS].max = 1.2500000000e+08
ds[INDISCARDS].max = 1.2500000000e+08
ds[OUTDISCARDS].max = 1.2500000000e+08
ds[INUNKNOWNPROTOS].max = 1.2500000000e+08
ds[INBROADCASTPKTS].max = 1.2500000000e+08
ds[OUTBROADCASTPKTS].max = 1.2500000000e+08
ds[INMULTICASTPKTS].max = 1.2500000000e+08
ds[OUTMULTICASTPKTS].max = 1.2500000000e+08