----- "Tony Schreiner" <schreian at bc.edu> escreveu: > > > > When the snap shot volume is mounted, yes you can do df on it. But > > that shows you the state of the volume you take the snapshot of at > > the time of the snapshot. That's not what I want to know. > > Sorry to answer my own question, but I just learned, lvdisplay shows > the amount currently used by the snapshot > > #lvdisplay /dev/vg_data/lv_backup Hi Tony, You can use "lvs" too: #lvs LV VG Attr LSize Origin Snap% Move Log Copy% home sys -wi-ao 2.00G opt sys owi-ao 250.00G root sys -wi-ao 1.50G usr sys -wi-ao 1.50G var sys -wi-ao 2.00G zcssnap sys swi-ao 150.00G opt 0.24 zimbrabkp sys -wi-ao 150.00G "zcssnap" is a snapshot of "opt", and during the time spent to sync it with "zimbrabkp" the "difference" between "opt" and it's snapshot was 0.24%, I think this is what you are looking for. Antonio. -- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | Antonio S. Martins Jr. - Support Analist | "Only The Shadow Knows | | Universidade Estadual de Maringá - Brasil| what evil lurks in the | | NPD - Núcleo de Processamento de Dados | Heart of Men!" | | E-Mail: asmartins at uem.br / shadow at uem.br | !!! Linux User: 52392 !!! | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ -- Esta mensagem foi verificada pelo sistema de antivírus e acredita-se estar livre de perigo.