This page describes various monitoring tools used for the Fermi Xrootd cluster.

Ganglia

• Ganglia Xrootd shows various metrics related to memory, I/O and load of the xrootd cluster.
• The redirectors are not shown in the xrootd Ganglia page but are part of the glastlnx cluster: glastlnx04 and glastlnx05

Disk Usage and Files

• Xrootd Disk Usage
• Files on disk

HPSS

• Files Backed up to HPSS
• FGST files added to HPSS
• Files added to HPSS
• List of files in HPSS.

  /nfs/farm/g/glast/u18/xrootd/hpss/file_listing/

  Contains the listing of files in HPSS. The current format is hl_<topdir><date> where <topdir> is the directory below all files are listed. The common _/glast prefix is omitted. The listing contains filename, the size of a file in bytes and the date the file was put into HPSS. The date format is YYYYMMDDHHMMSS.

Misc

• Testing access time to xrootd