Request Details

Route
/users POST
Timestamp
Sep 12, 2026 2:42 PM
Duration
43.75 ms
Status
200
Response Size
6.3 KB
Error
No

Performance Breakdown

Database
37.1% (4 queries)
View Rendering
7.6%
Application Logic
55.3%
Other Operations
0.0%
Total Operations
8
Slowest Operation
43.75 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 59.3ms 118.6ms 177.9ms 237.3ms

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 18 ms 41.1%
users#create 44 ms 100.0%
users#create 44 ms 100.0%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 25 ms 57.1%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 25 ms 57.1%
SELECT * FROM posts WHERE created_at > ? 18 ms 41.1%
SELECT users.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, SUM(posts.view_count) as total_views, AVG(posts.view_count) as avg_views, MIN(posts.created_at) as first_post, MAX(posts.created_at) as latest_post FR... 20 ms 45.7%
users#create 44 ms 100.0%