use strict;
my $str = '2022-01-30T02:04:11.884 harvester chia.plotting.manager : INFO Found plot /wd03/chiaplot/plot-k32-2021-05-09-14-36-0d73f4050c20198e0e9809b978d142d183c14923ee02c401c20d83a0fa87de0c.plot of size 32';
my $regex = qr`([0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}:[0-9]{2}:[0-9]{2}\.[0-9]{3}) harvester chia.plotting.manager : INFO Found plot /wd(\d+)/chiaplot/plot-k32-([0-9]{4}-[0-9]{2}-[0-9]{2}-[0-9]{2}-[0-9]{2})-([a-fA-F0-9]{64}).plot of size (\d+)`mip;
if ( $str =~ /$regex/g ) {
print "Whole match is ${^MATCH} and its start/end positions can be obtained via \$-[0] and \$+[0]\n";
# print "Capture Group 1 is $1 and its start/end positions can be obtained via \$-[1] and \$+[1]\n";
# print "Capture Group 2 is $2 ... and so on\n";
}
# ${^POSTMATCH} and ${^PREMATCH} are also available with the use of '/p'
# Named capture groups can be called via $+{name}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Perl, please visit: http://perldoc.perl.org/perlre.html