Damn. I completely missed that.
#!/usr/bin/perl
use warnings;
use strict;
use Data::Dumper;
my $vg_details = '
--- Physical volumes ---
PV Name /dev/dsk/c14t3d1
PV Name /dev/dsk/c15t3d1 Alternate Link
PV Status available
Total PE 15997
Free PE 0
Autoswitch On
Proactive Polling On
';
while($vg_details =~ m/^\s*PV\s+Name\s*(?<pv_name>\S+)\s*$ \n
(^\s*PV\s+Name\s+(?<alt_link>\S+)\s+Alternate\s+Link\s*$ \n){0,20}
+ # skip them
^\s*PV\s+Status\s+(?<pv_status>\S+)\s*$ \n
^\s*Total\s+PE\s+(?<total_pe>\S+)\s*$ \n
^\s*Free\s+PE\s+(?<free_pe>\d+)\s*$ \n
^\s*Autoswitch\s+(?<autoswitch>\S+)\s*$ \n
^\s*Proactive\s+Polling\s+(?<proactive_polling>\S+)\s*$ \n/gsmx) {
my $pv_name = $+{pv_name};
print "matched $pv_name";
}
Seems to DWIM. I genuinely cannot believe I've been gawping at that for so long. My thanks.
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