Update notes for 2021-04-06

content/posts/2021-04.md

@@ -299,8 +299,17 @@ $ psql -c 'SELECT * FROM pg_locks pl LEFT JOIN pg_stat_activity psa ON pl.pid =
 4582
 ```
 
-- I don't know what the hell is going on
-- While looking at the logs I see that MEL is trying to log into CGSpace's REST API and delete items:
+- I don't know what the hell is going on, but the PostgreSQL connections and locks are way higher than ever before:
+
+![PostgreSQL connections week](/cgspace-notes/2021/04/postgres_connections_cgspace-week.png)
+![PostgreSQL locks week](/cgspace-notes/2021/04/postgres_locks_cgspace-week.png)
+![Tomcat database pool](/cgspace-notes/2021/04/jmx_tomcat_dbpools-week.png)
+
+- Otherwise, the number of DSpace sessions is completely normal:
+
+![DSpace sessions](/cgspace-notes/2021/04/jmx_dspace_sessions-week.png)
+
+- While looking at the nginx logs I see that MEL is trying to log into CGSpace's REST API and delete items:
 
 ```console
 34.209.213.122 - - [06/Apr/2021:03:50:46 +0200] "POST /rest/login HTTP/1.1" 401 727 "-" "MEL"
@@ -308,6 +317,7 @@ $ psql -c 'SELECT * FROM pg_locks pl LEFT JOIN pg_stat_activity psa ON pl.pid =
 ```
 
 - I see a few of these per day going back several months
+  - I sent a message to Salem and Enrico to ask if they know
 - Also annoying, I see tons of what look like penetration testing requests from Qualys:
 
 ```console

docs/2021-04/index.html

@@ -24,7 +24,7 @@ Perhaps one of the containers crashed, I should have looked closer but I was in
 <meta property="og:type" content="article" />
 <meta property="og:url" content="https://alanorth.github.io/cgspace-notes/2021-04/" />
 <meta property="article:published_time" content="2021-04-01T09:50:54+03:00" />
-<meta property="article:modified_time" content="2021-04-05T19:36:44+03:00" />
+<meta property="article:modified_time" content="2021-04-06T22:33:43+03:00" />
 
 
 
@@ -54,9 +54,9 @@ Perhaps one of the containers crashed, I should have looked closer but I was in
   "@type": "BlogPosting",
   "headline": "April, 2021",
   "url": "https://alanorth.github.io/cgspace-notes/2021-04/",
-  "wordCount": "1789",
+  "wordCount": "1824",
   "datePublished": "2021-04-01T09:50:54+03:00",
-  "dateModified": "2021-04-05T19:36:44+03:00",
+  "dateModified": "2021-04-06T22:33:43+03:00",
   "author": {
     "@type": "Person",
     "name": "Alan Orth"
@@ -428,13 +428,26 @@ $ psql -c 'SELECT * FROM pg_locks pl LEFT JOIN pg_stat_activity psa ON pl.pid =
 $ psql -c 'SELECT * FROM pg_locks pl LEFT JOIN pg_stat_activity psa ON pl.pid = psa.pid;' | wc -l
 4582
 </code></pre><ul>
-<li>I don&rsquo;t know what the hell is going on</li>
-<li>While looking at the logs I see that MEL is trying to log into CGSpace&rsquo;s REST API and delete items:</li>
+<li>I don&rsquo;t know what the hell is going on, but the PostgreSQL connections and locks are way higher than ever before:</li>
+</ul>
+<p><img src="/cgspace-notes/2021/04/postgres_connections_cgspace-week.png" alt="PostgreSQL connections week">
+<img src="/cgspace-notes/2021/04/postgres_locks_cgspace-week.png" alt="PostgreSQL locks week">
+<img src="/cgspace-notes/2021/04/jmx_tomcat_dbpools-week.png" alt="Tomcat database pool"></p>
+<ul>
+<li>Otherwise, the number of DSpace sessions is completely normal:</li>
+</ul>
+<p><img src="/cgspace-notes/2021/04/jmx_dspace_sessions-week.png" alt="DSpace sessions"></p>
+<ul>
+<li>While looking at the nginx logs I see that MEL is trying to log into CGSpace&rsquo;s REST API and delete items:</li>
 </ul>
 <pre><code class="language-console" data-lang="console">34.209.213.122 - - [06/Apr/2021:03:50:46 +0200] &quot;POST /rest/login HTTP/1.1&quot; 401 727 &quot;-&quot; &quot;MEL&quot;
 34.209.213.122 - - [06/Apr/2021:03:50:48 +0200] &quot;DELETE /rest/items/95f52bf1-f082-4e10-ad57-268a76ca18ec/metadata HTTP/1.1&quot; 401 704 &quot;-&quot; &quot;-&quot;
 </code></pre><ul>
-<li>I see a few of these per day going back several months</li>
+<li>I see a few of these per day going back several months
+<ul>
+<li>I sent a message to Salem and Enrico to ask if they know</li>
+</ul>
+</li>
 <li>Also annoying, I see tons of what look like penetration testing requests from Qualys:</li>
 </ul>
 <pre><code class="language-console" data-lang="console">2021-04-04 06:35:17,889 INFO  org.dspace.authenticate.LDAPAuthentication @ anonymous:session_id=FF1E051BCA7D81CC5A807D85380D81E5:ip_addr=64.39.108.48:failed_login:no DN found for user &quot;'&gt;&lt;qss a=X158062356Y1_2Z&gt;

docs/categories/index.html

@@ -10,7 +10,7 @@
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-<meta property="og:updated_time" content="2021-04-05T19:36:44+03:00" />
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docs/categories/notes/index.html

@@ -10,7 +10,7 @@
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docs/categories/notes/page/5/index.html

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docs/index.html

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docs/page/2/index.html

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docs/page/3/index.html

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docs/posts/index.html

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docs/posts/page/2/index.html

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docs/sitemap.xml

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