2015/02/13 17:59:33 [error] 22965#0: *31 recv() failed (104: Connection reset by peer) while reading response header from upstream, client: 0.0.0.0, server: 1.1.1.1, request: "POST /wp-admin/plugins.php?action=delete-selected&checked%5B0%5D=crayon-syntax-highlighter%2Fcrayon_wp.class.php&plugin_status=all&paged=1&s&_wpnonce=36f19e06cf HTTP/1.1", upstream: "fastcgi://unix:/var/run/php5-fpm.sock:", host: "1.1.1.1", referrer: "http://1.1.1.1/wp-admin/plugins.php?action=delete-selected&checked%5B0%5D=crayon-syntax-highlighter%2Fcrayon_wp.class.php&plugin_status=all&paged=1&s&_wpnonce=36f19e06cf"

1.1.1.1 = server.
0.0.0.0 = my computer.