Get lines from log file contains timings, redirect repl output to fie.

timings-parser

(defmacro redir [filename & body]
  `(binding [*out* (clojure.java.io/writer ~filename)] ~@body))

(redir "outfile.txt" 
  (with-open [rdr (clojure.java.io/reader "infile.txt")] 
    (doseq [line (filter #(.contains % "marker") (line-seq rdr))]
      (println line)
    )
  )
)