from version:

hostnamectl 
  Operating System: CentOS Linux 7 (Core)
       CPE OS Name: cpe:/o:centos:centos:7
            Kernel: Linux 5.X
      Architecture: x86-64

cat /etc/system-release-cpe 
cpe:/o:centos:centos:7

all xfs related man pages:

https://dwaves.org/man/xfs_admin.man.txt

https://dwaves.org/man/xfs_io.man.txt

https://dwaves.org/man/xfs_bmap.man.txt

https://dwaves.org/man/xfs_logprint.man.txt

https://dwaves.org/man/xfs_copy.man.txt

https://dwaves.org/man/xfs_mdrestore.man.txt

https://dwaves.org/man/xfs_db.man.txt

https://dwaves.org/man/xfs_metadump.man.txt

https://dwaves.org/man/xfs_estimate.man.txt

https://dwaves.org/man/xfs_mkfile.man.txt

https://dwaves.org/man/xfs_freeze.man.txt

https://dwaves.org/man/xfs_ncheck.man.txt

https://dwaves.org/man/xfs_fsr.man.txt

https://dwaves.org/man/xfs_quota.man.txt

https://dwaves.org/man/xfs_growfs.man.txt

https://dwaves.org/man/xfs_repair.man.txt

https://dwaves.org/man/xfs_info.man.txt

https://dwaves.org/man/xfs_rtcp.man.txt

admin