Print lines that matches a regex starting from a line that matches another regex until an until a line that matches a different regex:
cat file | awk '/startling_regex_excluded/{next} /printable_regex/{print} /until_regex/{exit}'
Having this file:
text
text2
startling_regex_excluded
printable_regex
printable_regex
printable_regex
until_regex
test
printable_regex
printable_regex
The output will be:
printable_regex
printable_regex
printable_regex
Get all lines starting from a position:
awk '/start line/{flag=1;next}flag' file.log