--- libmalloc/libmalloc-166.220.1/tools/read-radix-tree
+++ /dev/null
@@ -1,24 +0,0 @@
-#!/usr/bin/perl
-
-# read the radix tree out of a process and write it to stdout
-
-my $proc = shift;
-
-my @vmmap_out = `vmmap -vw -interleaved -noCoalesce $proc`;
-my $pid;
-
-for (@vmmap_out) {
-  if (/^Process:.*\[(\d+)\]\s*$/) {
-    $pid = $1;
-  }
-  if (/^Performance tool data \s*([0-9a-fA-F]+)-([0-9a-fA-F]+)/) {
-    my $addr = $1;
-    my $end = $2;
-    if (`memread $pid 0x$addr 7` eq "radixv2") {
-      exec sprintf("memread $pid 0x$addr 0x%x", hex($end) - hex($addr));
-    }
-  }
-}
-
-printf STDERR "not found\n";
-exit 1;