Hi

how can i do this?

1) shell script which writes data and time on to a file if filesystem exceeds 70% of space.

2) make entry to cron table to run a script every 15 mins.

and can anyone expplain or demonstrate the difference between variables used in inside a function and outside a funstion(both variables hav the same name)

ps : this is not homwork.....i am working ..i jus wante dto learn unix and doin some case studies...

Thanks and Regards
Vivek.S