Hi, If you you want a quicker execution - you could also run the pings to separate hosts in parallel starting the jobs in background (&) and waiting for them with "wait" after that. You'll have to be more careful about the outputs in that case - e.g. redirect them to separate files.
Regards, Javor On Mon, Jul 28, 2008 at 2:57 PM, Laurence Alexander Hurst < [EMAIL PROTECTED]> wrote: > Gopinath Achari wrote: > >> hi, >> >> how to write a scripts which launches 10 pings to different >> destinations at execution of single shell scripts >> >> please help me any ideas >> >> regards, >> Gopinath >> > Do you mean something like: > ping -c10 host1 > ping -c10 host2 > .... > which will ping host1 10 times, then host2 10 times etc. (see `man ping` > for details of the options). > > If you have a list of hosts in a file, you could do: > for host in `cat [filename]` > do > ping -c10 $host > done > > or: > > while read host > do > ping -c10 $host > done << [filename] > > If you only want to ping each host once, you can substitute '-c10' with > '-c1' (again, see the man page). > > Hope this helps > Laurence > > _______________________________________________ > CentOS mailing list > CentOS@centos.org > http://lists.centos.org/mailman/listinfo/centos >
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