Speed and performance issues

Posted in: Newspaper
Post count: 72

Hi,

We’re currently facing serious performance issues on our website, which uses the Newspaper theme and TagDiv modules. Over the past few weeks, we’ve noticed a significant slowdown specifically related to the loading of TagDiv components.

Our server infrastructure is robust (o2switch – 48GB RAM, NVMe disks, high-performance CPUs), and everything runs smoothly with a clean WordPress installation. However, with the Newspaper setup, we’re seeing 5 to 7 seconds of loading time on both the frontend and the WordPress admin, which is not acceptable—especially for SEO.

To give you more context:
•⁠ ⁠Production: https://devenirbilingue.com
•⁠ ⁠Staging: https://new.devenirbilingue.com (fresh WP install + duplicated DB from prod)

We’ve already tried the following:
•⁠ ⁠Installed Query Monitor: SQL queries are fast (< 0.5s), so it’s not a database bottleneck.
•⁠ ⁠Tested with caching (W3 Total Cache and WP Super Cache): helps when cached, but uncached pages are still very slow.
•⁠ ⁠Deactivated all plugins: no improvement.
•⁠ ⁠Switched to the parent theme and even to default themes: the issue seems to lie deeper in the TagDiv components.

This performance degradation started around June 2025. Before that, everything was running smoothly under the same setup.

We’re happy to provide access to both environments if needed.

Would you be able to help us troubleshoot this issue?

Attached is a screenshot with few query monitor screenshots:
3 images on this screenshot

<image 1>
Admin dashboard loading time

<image 2>
Homepage loading time

<image 3>
Another random page. The red part is external queries but all errors on them are .04s so not the issue.

Thank you in advance.
Emma

Post count: 35449

Hi,

Could you please run some tests on the staging environment to check if the issue persists across different PHP versions? Specifically, try PHP 7.4, 8.1, and 8.3.

Additionally, please test with previous versions of the theme to determine whether the issue is specific to the latest release.

It would also be helpful if you could share more detailed results from the monitoring queries.

Thank you!

Post count: 72

Hi

We made many tests during last weeks, even a server change to be sure everything is okay on our side.

But even if we’ve unlocked more “speed”, server loading time is still very high. Not from the database part (still a few miliseconds to load it all) but actions done by tagdiv plugins.

Here is an example of full profiling of a front page:

We tried everything you said:
– Rollback to php 7.4, 8.0 & 8.1
– Changing tagdiv version (last 3 versions and last major version)

I don’t know what to try more… I can give you access to the dashboard to run tests if necessary.

  • This reply was modified 1 year by emmalabbe.
Post count: 35449

Hi,
It’s normal for tagDiv plugins to consume more resources than other plugins, as they handle theme layout and core functionalities. However, the resource usage shouldn’t be excessively high.
Can you make a backup and contact us by email at contact@tagdiv.com? Include the link of this topic. We’ll look into it to see if there’s anything we can do to make the theme plugins consume less resources.
Thank you!

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