I've tested grep against ack and ag for large text files and grep won handily, especially the latest version of grep.
Also note you can use GNU Parallel to run multiple greps
Exactly. There's no reason that you can't have grep AND ack AND ag in your toolbox to choose from.
alias ack="grep --include=*.c"
I've tested grep against ack and ag for large text files and grep won handily, especially the latest version of grep.
Also note you can use GNU Parallel to run multiple greps