this section is showing your local disk where the esxi is installed with mulitple partitions: maybe a sd card or something similar
-rw------- 1 root root 7973371904 Nov 16 12:32 mpx.vmhba32:C0:T0:L0 -rw------- 1 root root 4161536 Nov 16 12:32 mpx.vmhba32:C0:T0:L0:1 -rw------- 1 root root 262127616 Nov 16 12:32 mpx.vmhba32:C0:T0:L0:5 -rw------- 1 root root 262127616 Nov 16 12:32 mpx.vmhba32:C0:T0:L0:6 -rw------- 1 root root 115326976 Nov 16 12:32 mpx.vmhba32:C0:T0:L0:7 -rw------- 1 root root 299876352 Nov 16 12:32 mpx.vmhba32:C0:T0:L0:8
this section is showing you one of your logical volumes or LUNs presented from NAS?
-rw------- 1 root root 1000148590592 Nov 16 12:32 naa.600508b1001c155e4035ce6fda7b8fa2 -rw------- 1 root root 1000147517440 Nov 16 12:32 naa.600508b1001c155e4035ce6fda7b8fa2:1