From d6464fdc0a591662e5e5ee1b0303932e89cb027c Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Mon, 9 Dec 2013 16:10:47 -0500
Subject: [PATCH] pgcrypto docs: update encryption timings and add relative
times
Miles Elam
---
doc/src/sgml/pgcrypto.sgml | 59 ++++++++++++++++++++++----------------
1 file changed, 34 insertions(+), 25 deletions(-)
diff --git a/doc/src/sgml/pgcrypto.sgml b/doc/src/sgml/pgcrypto.sgml
index 57d340180b7..0d04f7e4fd0 100644
--- a/doc/src/sgml/pgcrypto.sgml
+++ b/doc/src/sgml/pgcrypto.sgml
@@ -312,56 +312,65 @@ gen_salt(type text [, iter_count integer ]) returns text
<entry>Hashes/sec</entry>
<entry>For <literal>[a-z]</></entry>
<entry>For <literal>[A-Za-z0-9]</></entry>
+ <entry>Duration relative to <literal>md5 hash</></entry>
</row>
</thead>
<tbody>
<row>
<entry><literal>crypt-bf/8</></entry>
- <entry>28</entry>
- <entry>246 years</entry>
- <entry>251322 years</entry>
+ <entry>1792</entry>
+ <entry>4 years</entry>
+ <entry>3927 years</entry>
+ <entry>100k</entry>
</row>
<row>
<entry><literal>crypt-bf/7</></entry>
- <entry>57</entry>
- <entry>121 years</entry>
- <entry>123457 years</entry>
+ <entry>3648</entry>
+ <entry>2 years</entry>
+ <entry>1929 years</entry>
+ <entry>50k</entry>
</row>
<row>
<entry><literal>crypt-bf/6</></entry>
- <entry>112</entry>
- <entry>62 years</entry>
- <entry>62831 years</entry>
+ <entry>7168</entry>
+ <entry>1 year</entry>
+ <entry>982 years</entry>
+ <entry>25k</entry>
</row>
<row>
<entry><literal>crypt-bf/5</></entry>
- <entry>211</entry>
- <entry>33 years</entry>
- <entry>33351 years</entry>
+ <entry>13504</entry>
+ <entry>188 days</entry>
+ <entry>521 years</entry>
+ <entry>12.5k</entry>
</row>
<row>
<entry><literal>crypt-md5</></entry>
- <entry>2681</entry>
- <entry>2.6 years</entry>
- <entry>2625 years</entry>
+ <entry>171584</entry>
+ <entry>15 days</entry>
+ <entry>41 years</entry>
+ <entry>1k</entry>
</row>
<row>
<entry><literal>crypt-des</></entry>
- <entry>362837</entry>
- <entry>7 days</entry>
- <entry>19 years</entry>
+ <entry>23221568</entry>
+ <entry>157.5 minutes</entry>
+ <entry>108 days</entry>
+ <entry>7</entry>
</row>
<row>
<entry><literal>sha1</></entry>
- <entry>590223</entry>
- <entry>4 days</entry>
- <entry>12 years</entry>
+ <entry>37774272</entry>
+ <entry>90 minutes</entry>
+ <entry>68 days</entry>
+ <entry>4</entry>
</row>
<row>
<entry><literal>md5 hash</></entry>
- <entry>2345086</entry>
- <entry>1 day</entry>
- <entry>3 years</entry>
+ <entry>150085504</entry>
+ <entry>22.5 minutes</entry>
+ <entry>17 days</entry>
+ <entry>1</entry>
</row>
</tbody>
</tgroup>
@@ -374,7 +383,7 @@ gen_salt(type text [, iter_count integer ]) returns text
<itemizedlist>
<listitem>
<para>
- The machine used is a 1.5GHz Pentium 4.
+ The machine used is an Intel Core i5.
</para>
</listitem>
<listitem>
--
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