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how can i send an icmp message in a perl script? thank you.

Hi everyone. I am using Perl and the module Net::DNS for performing a zone transfer. My problem is that I create a resolver object that seems to ignore the "timeout" parameter I set. I put the code here: ----------------------- #!/usr/bin/perl -w use Net::DNS ; my $res =...

How can I get statistics about how long a process was running, and how long a procedure/function was running? Thank you so much

Could you help me? how can i get the *current* cpu load? I know there is a command called "uptime", but it shows an average of 15 past seconds at least..I'd need the current load. How can I get statistics about how long a process was running, and how long a procedure/function was...

whats the range of numbers displayed by uptime's "load average"? i mean, looking up the "load average", how can i get the percentage of cpu load? Thank you.

how can i get the current cpu load under linux? The command "uptime" gives something for the past 1,5 and 15 minutes, but i'd need the *current* state. Thank you.

how can i undelete a deleted file in linux? thank you..

hello.. whats the meaning of a "sleeping" process in linux? is there a (short and to the point) web source of information that i could read for knowing more about linux processes and their state? thank you so much.

I would appreciate if someone could help me letting me know if there is a perl function that can return the pid number of a process. That is, if a perl script is process number xxx, a call to that function should return xxx. I know that exists "getppid" that returns the pid of your...