Request Details

Route
/posts POST
Timestamp
Sep 22, 2026 4:13 PM
Duration
21.95 ms
Status
201
Response Size
16 KB
Error
No

Performance Breakdown

Database
18.5% (2 queries)
View Rendering
59.0%
Application Logic
22.5%
Other Operations
0.0%
Total Operations
8
Slowest Operation
35.0 ms

Request Trace

How to read this

Each row is a layer of your stack. Many short Database bars means N+1 queries — fix with includes(). A wide Action bar with little Database time means slow Ruby code. A wide View bar usually means a partial rendered in a loop.

Action
View
Database
Other
Action
View
Database
0.0ms 48.7ms 97.4ms 146.2ms 194.9ms

Operations

How to use this

Sort by Impact to find your biggest wins. Click any row for details and optimisation suggestions. The same SQL appearing multiple times is an N+1 — fix with includes(). A single operation above 50% impact is your highest priority.

Operation Duration Impact Timeline Actions
home/index 21 ms 95.7%
users/index 31 ms 141.2%
posts#create 22 ms 100.0%
posts#create 22 ms 100.0%
home/index 28 ms 127.6%
SELECT id, name FROM users WHERE email = ? 20 ms 91.1%
SELECT users.*, posts.*, comments.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, AVG(posts.view_count) as avg_views, MAX(comments.created_at) as latest_comment FROM users LEFT JOIN posts ON users.id = posts.use... 16 ms 72.9%
home/index 35 ms 159.5%