Hi,
When trying to activate a Wordpress plugin - which worked flawless on my previous shared hosting - I get a 502 bad gateway timeout. In the error logs I see the following:
2020/09/11 14:46:11 [error] 1081#1081: *105912 recv() failed (104: Connection reset by peer) while reading response header from upstream, client: 87.239.211.207, server: mysite.com, request: "GET /wp-admin/plugins.php?action=activate&plugin=my-plugin%2Fmy-plugin.php&plugin_status=all&paged=1&s&_wpnonce=5f74d8c332 HTTP/2.0", upstream: "fastcgi://unix:/var/run/php/php73-two-fpm.sock:", host: "www.mysite.com", referrer: "https://www.mysite.com/wp-admin/plugins.php"
2020/09/11 14:46:11 [error] 1081#1081: *105912 no live upstreams while connecting to upstream, client: 87.239.211.207, server: mysite.com, request: "GET /wp-admin/plugins.php?action=activate&plugin=my-plugin%2Fmy-plugin.php&plugin_status=all&paged=1&s&_wpnonce=5f74d8c332 HTTP/2.0", upstream: "fastcgi://php73", host: "www.mysite.com", referrer: "https://www.mysite.com/wp-admin/plugins.php"
I found these threads about similar issues:
I increased the PHP memory limit to 256 MB and also increased buffers as follows:
/etc/nginx/conf.d/fastcgi.conf
fastcgi_buffers 4 256k;
fastcgi_buffer_size 256k;
/etc/nginx/conf.d/tweaks.conf
proxy_buffers 4 256k;
proxy_buffer_size 128k;
Unfortunately I still get the 505 bad gateway error.
Any ideas?