Add query stats for debugging

2 years ago · d31296af83
parent 00b838fea7
commit d31296af83
3 changed files with 52 additions and 0 deletions
--- a/server/app.py
+++ b/server/app.py
@ -242,6 +242,11 @@ def timedelta(seconds: int) -> str:
 ####


+@flask_app.teardown_request
+def merge_query_stats(*_, **__):
+    db.merge_local_stats()
+
+
@flask_app.route("/")
 def dashboard():
    # config
@ -506,6 +511,14 @@ def show_stats():
        },
    )

+@flask_app.route("/stats/queries")
+def show_stats_queries():
+    stats = sorted(db.global_stats.values(), key=lambda s: s.sum_time, reverse=True)
+    return render_template(
+        "stats/queries.htm",
+        stats=stats,
+    )
+

@flask_app.route("/tag")
 def show_tag():
--- a/server/templates/stats/main.htm
+++ b/server/templates/stats/main.htm
@ -29,5 +29,8 @@
                Progress: {{ ((stats.media.watched_seconds / (stats.media.known_seconds - stats.media.ignored_seconds)) * 100) | round(precision=2) }} %
            </li>
        </ul>
+        <p>
+            <a href="/stats/queries">Query Statistics</a>
+        </p>
    </body>
 </html>
--- a/server/templates/stats/queries.htm
+++ b/server/templates/stats/queries.htm
@ -0,0 +1,36 @@
+{% import "macros.htm" as macros %}
+<!DOCTYPE html>
+<html>
+    {% set title = "Statistics" %}
+    <head>
+        <meta charset="utf-8"/>
+        <title>{{ title }}</title>
+        {{ macros.shared_style() }}
+    </head>
+    <body>
+        {{ macros.body_header() }}
+        <h1>{{ title }}</h1>
+        <table>
+            <tr>
+                <th>Query</th>
+                <th>DB Count</th>
+                <th>Cache Count</th>
+                <th>Min Time</th>
+                <th>Max Time</th>
+                <th>Avg Time</th>
+                <th>Sum Time</th>
+            </tr>
+            {% for s in stats %}
+                <tr>
+                    <td><pre style="font-family: monospace; max-width: 60rem; margin: 0; overflow: auto;">{{ s.sql }}</pre></td>
+                    <td>{{ s.db_count }}</td>
+                    <td>{{ s.cache_count }}</td>
+                    <td>{{ s.min_time | round(precision=3) }} s</td>
+                    <td>{{ s.max_time | round(precision=3) }} s</td>
+                    <td>{{ s.avg_time | round(precision=3) }} s</td>
+                    <td>{{ s.sum_time | round(precision=3) }} s</td>
+                </tr>
+            {% endfor %}
+        </table>
+    </body>
+</html>