要显示磁盘标签信息，请使用 prtvtoc 命令。
# prtvtoc path/device-name
其中 device-name 是要检查的原始磁盘设备（位于 path 中）。
信息因磁盘的当前标签而异。在带有 VTOC 标签的磁盘上，命令输出将包含有关磁轨和柱面的信息。在带有 EFI 标签的磁盘上，命令输出不会提供任何磁轨或柱面信息。
示例 6-5 有关带有 VTOC 标签的磁盘的标签信息# prtvtoc /dev/rdsk/c2t3d0s0 * /dev/rdsk/c2t3d0s0 partition map * * Dimensions: * 512 bytes/sector * 848 sectors/track * 24 tracks/cylinder * 20352 sectors/cylinder * 14089 cylinders * 14087 accessible cylinders * * Flags: * 1: unmountable * 10: read-only * * First Sector Last * Partition Tag Flags Sector Count Sector Mount Directory 0 2 00 0 286698624 286698623 2 5 01 0 286698624 286698623示例 6-6 有关带有 EFI 标签的根池磁盘的标签信息
# prtvtoc /dev/dsk/c7t0d0s1 * /dev/dsk/c7t0d0s1 partition map * * Dimensions: * 512 bytes/sector * 156301488 sectors * 156301421 accessible sectors * * Flags: * 1: unmountable * 10: read-only * * Unallocated space: * First Sector Last * Sector Count Sector * 34 222 255 * * First Sector Last * Partition Tag Flags Sector Count Sector Mount Directory 0 24 00 256 524288 524543 1 4 00 524544 155760527 156285070 8 11 00 156285071 16384 156301454 ~#示例 6-7 有关带有 EFI 标签的非根池磁盘的标签信息
# prtvtoc /dev/dsk/c8t3d0 * /dev/dsk/c8t3d0 partition map * * Dimensions: * 512 bytes/sector * 143374738 sectors * 143374671 accessible sectors * * Flags: * 1: unmountable * 10: read-only * * Unallocated space: * First Sector Last * Sector Count Sector * 34 222 255 * * First Sector Last * Partition Tag Flags Sector Count Sector Mount Directory 0 4 00 256 143358065 143358320 8 11 00 143358321 16384 143374704