{"action":"created","comment":{"url":"https://api.github.com/repos/apache/spark/pulls/comments/28738683","id":28738683,"diff_hunk":"@@ -186,5 +196,80 @@ public static long timeStringAsMs(String str) {\n   public static long timeStringAsSec(String str) {\n     return parseTimeString(str, TimeUnit.SECONDS);\n   }\n+  \n+  /**\n+   * Convert a passed byte string (e.g. 50b, 100kb, or 250mb) to a ByteUnit for\n+   * internal use. If no suffix is provided a direct conversion of the provided default is \n+   * attempted.\n+   */\n+  private static long parseByteString(String str, ByteUnit unit) {\n+    String lower = str.toLowerCase().trim();\n \n+    try {\n+      String suffix;\n+      long val;\n+      Matcher m = Pattern.compile(\"([0-9]+)([a-z]+)?\").matcher(lower);\n+      if (m.matches()) {\n+        val = Long.parseLong(m.group(1));\n+        suffix = m.group(2);\n+      } else {\n+        throw new NumberFormatException(\"Failed to parse byte string: \" + str);\n+      }\n+\n+      // Check for invalid suffixes\n+      if (suffix != null && !byteSuffixes.containsKey(suffix)) {\n+        throw new NumberFormatException(\"Invalid suffix: \\\"\" + suffix + \"\\\"\");\n+      }\n+\n+      // If suffix is valid use that, otherwise none was provided and use the default passed\n+      return new Double(","path":"network/common/src/main/java/org/apache/spark/network/util/JavaUtils.java","position":56,"original_position":56,"commit_id":"f32bc01879fcff360914c137ed212fb210e9b10a","original_commit_id":"f32bc01879fcff360914c137ed212fb210e9b10a","user":{"login":"vanzin","id":1694083,"avatar_url":"https://avatars.githubusercontent.com/u/1694083?v=3","gravatar_id":"","url":"https://api.github.com/users/vanzin","html_url":"https://github.com/vanzin","followers_url":"https://api.github.com/users/vanzin/followers","following_url":"https://api.github.com/users/vanzin/following{/other_user}","gists_url":"https://api.github.com/users/vanzin/gists{/gist_id}","starred_url":"https://api.github.com/users/vanzin/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/vanzin/subscriptions","organizations_url":"https://api.github.com/users/vanzin/orgs","repos_url":"https://api.github.com/users/vanzin/repos","events_url":"https://api.github.com/users/vanzin/events{/privacy}","received_events_url":"https://api.github.com/users/vanzin/received_events","type":"User","site_admin":false},"body":"Why `new Double`? Not only it looks unnecessary but you're reducing the range of the result (double = 53 bits vs. long = 64 bits).","created_at":"2015-04-20T23:28:12Z","updated_at":"2015-04-20T23:28:12Z","html_url":"https://github.com/apache/spark/pull/5574#discussion_r28738683","pull_request_url":"https://api.github.com/repos/apache/spark/pulls/5574","_links":{"self":{"href":"https://api.github.com/repos/apache/spark/pulls/comments/28738683"},"html":{"href":"https://github.com/apache/spark/pull/5574#discussion_r28738683"},"pull_request":{"href":"https://api.github.com/repos/apache/spark/pulls/5574"}}},"pull_request":{"url":"https://api.github.com/repos/apache/spark/pulls/5574","id":33604412,"html_url":"https://github.com/apache/spark/pull/5574","diff_url":"https://github.com/apache/spark/pull/5574.diff","patch_url":"https://github.com/apache/spark/pull/5574.patch","issue_url":"https://api.github.com/repos/apache/spark/issues/5574","number":5574,"state":"open","locked":false,"title":"[SPARK-5932][CORE] Use consistent naming for size  properties","user":{"login":"ilganeli","id":1483345,"avatar_url":"https://avatars.githubusercontent.com/u/1483345?v=3","gravatar_id":"","url":"https://api.github.com/users/ilganeli","html_url":"https://github.com/ilganeli","followers_url":"https://api.github.com/users/ilganeli/followers","following_url":"https://api.github.com/users/ilganeli/following{/other_user}","gists_url":"https://api.github.com/users/ilganeli/gists{/gist_id}","starred_url":"https://api.github.com/users/ilganeli/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ilganeli/subscriptions","organizations_url":"https://api.github.com/users/ilganeli/orgs","repos_url":"https://api.github.com/users/ilganeli/repos","events_url":"https://api.github.com/users/ilganeli/events{/privacy}","received_events_url":"https://api.github.com/users/ilganeli/received_events","type":"User","site_admin":false},"body":"I've added an interface to JavaUtils to do byte conversion and added hooks within Utils.scala to handle conversion within Spark code (like for time strings). I've added matching tests for size conversion, and then updated all deprecated configs and documentation as per SPARK-5933. 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