Improve sidebar performance #122
Description
Discussed in #116
Originally posted by thangisme October 2, 2023
With around 4K page, it takes a while to build the site. Which is not the case with other themes.
Template Metrics:
cumulative average maximum cache percent cached total
duration duration duration potential cached count count template
---------- -------- -------- --------- ------- ------ ----- --------
1h11m15.223847094s 1.700566367s 3.723108386s 0 0 0 2514 docs/single.html
29m25.170236303s 566.304214ms 2.228949419s 29 0 0 3117 partials/sidebar.html
17m4.13874766s 1.712606601s 3.15029002s 0 0 0 598 docs/list.html
9m44.776173335s 187.488353ms 1.667255081s 100 0 0 3119 partials/theme-toggle.html
8m26.370114506s 162.715332ms 2.49520532s 52 0 0 3112 partials/breadcrumb.html
29.106906383s 9.338115ms 2.961663767s 84 0 0 3117 partials/scripts.html
18.830250172s 6.050851ms 1.24994449s 12 0 0 3112 partials/components/pager.html
17.525731147s 5.622627ms 1.394370744s 16 0 0 3117 partials/head.html
8.323090391s 2.670224ms 935.323309ms 3 0 0 3117 partials/footer.html
4.253779071s 1.417926357s 1.718321097s 0 0 0 3 _default/list.html
3.254211742s 3.254211742s 3.254211742s 0 0 0 1 _default/single.html
3.125610084s 1.002762ms 302.079788ms 94 0 0 3117 partials/navbar.html
2.958057535s 2.958057535s 2.958057535s 0 0 0 1 js/flexsearch.js
2.772303655s 2.772303655s 2.772303655s 0 0 0 1 json/search-data.json
2.324423135s 84.138µs 10.123734ms 32 0 0 27626 partials/utils/icon.html
1.646970444s 1.646970444s 1.646970444s 0 0 0 1 hextra-home.html
1.108133334s 16.539303ms 743.714675ms 0 0 0 67 shortcodes/card.html
473.390865ms 188.002µs 1.148266ms 0 0 0 2518 partials/utils/fragments.html
408.630441ms 679.917µs 12.980529ms 0 0 0 601 _default/list.rss.xml
328.305514ms 105.361µs 829.74µs 100 0 0 3116 partials/toc.html
325.333061ms 40.666632ms 325.054054ms 0 0 0 8 shortcodes/hextra/feature-card.html
173.680592ms 55.756µs 1.771161ms 100 0 0 3115 partials/components/last-updated.html
171.013371ms 54.864µs 2.740091ms 7 0 0 3117 partials/opengraph.html
140.474137ms 22.533µs 1.019029ms 100 0 0 6234 partials/search.html
140.084677ms 44.942µs 1.298499ms 19 0 0 3117 partials/utils/page-description.html
129.101685ms 41.431µs 3.434975ms 100 0 0 3116 partials/components/comments.html
83.38736ms 26.752µs 1.462905ms 100 0 0 3117 partials/utils/page-width.html
74.589641ms 23.929µs 10.828863ms 100 100 3116 3117 partials/head-css.html
25.315915ms 8.121µs 9.142074ms 100 100 3116 3117 partials/favicons.html
24.946966ms 24.946966ms 24.946966ms 0 0 0 1 _internal/_default/sitemap.xml
21.683486ms 8.625µs 56.337µs 0 0 0 2514 shortcodes/rawhtml.html
4.409197ms 881.839µs 1.228166ms 0 0 0 5 shortcodes/tab.html
1.837825ms 589ns 46.988µs 100 0 0 3117 partials/custom/head-end.html
624.158µs 104.026µs 586.997µs 0 0 0 6 shortcodes/cards.html
385.126µs 192.563µs 364.407µs 100 0 0 2 partials/language-switch.html
251.657µs 251.657µs 251.657µs 0 0 0 1 shortcodes/hextra/feature-grid.html
220.678µs 220.678µs 220.678µs 0 0 0 1 shortcodes/icon.html
162.938µs 81.469µs 143.15µs 0 0 0 2 shortcodes/tabs.html
160.524µs 160.524µs 160.524µs 0 0 0 1 shortcodes/hextra/hero-badge.html
118.484µs 118.484µs 118.484µs 0 0 0 1 shortcodes/hextra/hero-headline.html
113.495µs 113.495µs 113.495µs 0 0 0 1 404.html
| EN
-------------------+-------
Pages | 3719
Paginator pages | 0
Non-page files | 0
Static files | 6726
Processed images | 0
Aliases | 0
Sitemaps | 1
Cleaned | 0
Total in 348461 ms
Someone at Hugo forum pointed out :
https://github.com/imfing/hextra/blob/main/layouts/partials/sidebar.html#L66-L95 4
The number of iterations increases quadratically in relation to the number of content pages (i.e., 3000 pages = 90,000,000 iterations).
Could you take a look?