resize2fs 对xfs无效问题

resize2fs 1.42.9 (28-Dec-2013)
resize2fs: Bad magic number in super-block while trying to open /dev/mapper/vg1-lvMysql
Couldn’t find valid filesystem superblock.

xfs_growfs /dev/centos/root
df -h

ref：https://www.cnblogs.com/pinganzi/p/6478255.html

[root@web5 ~]# xfs_growfs /mnt/mysql
meta-data=/dev/mapper/vg1-lvMysql isize=512    agcount=4, agsize=7864320 blks
         =                       sectsz=512   attr=2, projid32bit=1
         =                       crc=1        finobt=0 spinodes=0
data     =                       bsize=4096   blocks=31457280, imaxpct=25
         =                       sunit=0      swidth=0 blks
naming   =version 2              bsize=4096   ascii-ci=0 ftype=1
log      =internal               bsize=4096   blocks=15360, version=2
         =                       sectsz=512   sunit=0 blks, lazy-count=1
realtime =none                   extsz=4096   blocks=0, rtextents=0
data blocks changed from 31457280 to 44564480