Mercurial > hg > nginx
view auto/install @ 7985:ec2e6893caaa
Simplified sendfile(SF_NODISKIO) usage.
Starting with FreeBSD 11, there is no need to use AIO operations to preload
data into cache for sendfile(SF_NODISKIO) to work. Instead, sendfile()
handles non-blocking loading data from disk by itself. It still can, however,
return EBUSY if a page is already being loaded (for example, by a different
process). If this happens, we now post an event for the next event loop
iteration, so sendfile() is retried "after a short period", as manpage
recommends.
The limit of the number of EBUSY tolerated without any progress is preserved,
but now it does not result in an alert, since on an idle system event loop
iteration might be very short and EBUSY can happen many times in a row.
Instead, SF_NODISKIO is simply disabled for one call once the limit is
reached.
With this change, sendfile(SF_NODISKIO) is now used automatically as long as
sendfile() is enabled, and no longer requires "aio on;".
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Mon, 27 Dec 2021 19:48:33 +0300 |
parents | 549b13cd793b |
children |
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# Copyright (C) Igor Sysoev # Copyright (C) Nginx, Inc. if [ $USE_PERL != NO ]; then cat << END >> $NGX_MAKEFILE install_perl_modules: cd $NGX_OBJS/src/http/modules/perl && \$(MAKE) install END NGX_INSTALL_PERL_MODULES=install_perl_modules fi case ".$NGX_SBIN_PATH" in ./*) ;; *) NGX_SBIN_PATH=$NGX_PREFIX/$NGX_SBIN_PATH ;; esac case ".$NGX_MODULES_PATH" in ./*) ;; *) NGX_MODULES_PATH=$NGX_PREFIX/$NGX_MODULES_PATH ;; esac NGX_MODULES_PATH=`dirname $NGX_MODULES_PATH/.` case ".$NGX_CONF_PATH" in ./*) ;; *) NGX_CONF_PATH=$NGX_PREFIX/$NGX_CONF_PATH ;; esac NGX_CONF_PREFIX=`dirname $NGX_CONF_PATH` case ".$NGX_PID_PATH" in ./*) ;; *) NGX_PID_PATH=$NGX_PREFIX/$NGX_PID_PATH ;; esac case ".$NGX_ERROR_LOG_PATH" in ./* | .) ;; *) NGX_ERROR_LOG_PATH=$NGX_PREFIX/$NGX_ERROR_LOG_PATH ;; esac case ".$NGX_HTTP_LOG_PATH" in ./*) ;; *) NGX_HTTP_LOG_PATH=$NGX_PREFIX/$NGX_HTTP_LOG_PATH ;; esac if test -f man/nginx.8 ; then NGX_MAN=man/nginx.8 else NGX_MAN=docs/man/nginx.8 fi if test -d html ; then NGX_HTML=html else NGX_HTML=docs/html fi cat << END >> $NGX_MAKEFILE manpage: $NGX_OBJS/nginx.8 $NGX_OBJS/nginx.8: $NGX_MAN $NGX_AUTO_CONFIG_H sed -e "s|%%PREFIX%%|$NGX_PREFIX|" \\ -e "s|%%PID_PATH%%|$NGX_PID_PATH|" \\ -e "s|%%CONF_PATH%%|$NGX_CONF_PATH|" \\ -e "s|%%ERROR_LOG_PATH%%|${NGX_ERROR_LOG_PATH:-stderr}|" \\ < $NGX_MAN > \$@ install: build $NGX_INSTALL_PERL_MODULES test -d '\$(DESTDIR)$NGX_PREFIX' || mkdir -p '\$(DESTDIR)$NGX_PREFIX' test -d '\$(DESTDIR)`dirname "$NGX_SBIN_PATH"`' \\ || mkdir -p '\$(DESTDIR)`dirname "$NGX_SBIN_PATH"`' test ! -f '\$(DESTDIR)$NGX_SBIN_PATH' \\ || mv '\$(DESTDIR)$NGX_SBIN_PATH' \\ '\$(DESTDIR)$NGX_SBIN_PATH.old' cp $NGX_OBJS/nginx '\$(DESTDIR)$NGX_SBIN_PATH' test -d '\$(DESTDIR)$NGX_CONF_PREFIX' \\ || mkdir -p '\$(DESTDIR)$NGX_CONF_PREFIX' cp conf/koi-win '\$(DESTDIR)$NGX_CONF_PREFIX' cp conf/koi-utf '\$(DESTDIR)$NGX_CONF_PREFIX' cp conf/win-utf '\$(DESTDIR)$NGX_CONF_PREFIX' test -f '\$(DESTDIR)$NGX_CONF_PREFIX/mime.types' \\ || cp conf/mime.types '\$(DESTDIR)$NGX_CONF_PREFIX' cp conf/mime.types '\$(DESTDIR)$NGX_CONF_PREFIX/mime.types.default' test -f '\$(DESTDIR)$NGX_CONF_PREFIX/fastcgi_params' \\ || cp conf/fastcgi_params '\$(DESTDIR)$NGX_CONF_PREFIX' cp conf/fastcgi_params \\ '\$(DESTDIR)$NGX_CONF_PREFIX/fastcgi_params.default' test -f '\$(DESTDIR)$NGX_CONF_PREFIX/fastcgi.conf' \\ || cp conf/fastcgi.conf '\$(DESTDIR)$NGX_CONF_PREFIX' cp conf/fastcgi.conf '\$(DESTDIR)$NGX_CONF_PREFIX/fastcgi.conf.default' test -f '\$(DESTDIR)$NGX_CONF_PREFIX/uwsgi_params' \\ || cp conf/uwsgi_params '\$(DESTDIR)$NGX_CONF_PREFIX' cp conf/uwsgi_params \\ '\$(DESTDIR)$NGX_CONF_PREFIX/uwsgi_params.default' test -f '\$(DESTDIR)$NGX_CONF_PREFIX/scgi_params' \\ || cp conf/scgi_params '\$(DESTDIR)$NGX_CONF_PREFIX' cp conf/scgi_params \\ '\$(DESTDIR)$NGX_CONF_PREFIX/scgi_params.default' test -f '\$(DESTDIR)$NGX_CONF_PATH' \\ || cp conf/nginx.conf '\$(DESTDIR)$NGX_CONF_PATH' cp conf/nginx.conf '\$(DESTDIR)$NGX_CONF_PREFIX/nginx.conf.default' test -d '\$(DESTDIR)`dirname "$NGX_PID_PATH"`' \\ || mkdir -p '\$(DESTDIR)`dirname "$NGX_PID_PATH"`' test -d '\$(DESTDIR)`dirname "$NGX_HTTP_LOG_PATH"`' \\ || mkdir -p '\$(DESTDIR)`dirname "$NGX_HTTP_LOG_PATH"`' test -d '\$(DESTDIR)$NGX_PREFIX/html' \\ || cp -R $NGX_HTML '\$(DESTDIR)$NGX_PREFIX' END if test -n "$NGX_ERROR_LOG_PATH"; then cat << END >> $NGX_MAKEFILE test -d '\$(DESTDIR)`dirname "$NGX_ERROR_LOG_PATH"`' \\ || mkdir -p '\$(DESTDIR)`dirname "$NGX_ERROR_LOG_PATH"`' END fi if test -n "$DYNAMIC_MODULES"; then cat << END >> $NGX_MAKEFILE test -d '\$(DESTDIR)$NGX_MODULES_PATH' \\ || mkdir -p '\$(DESTDIR)$NGX_MODULES_PATH' END fi for ngx_module in $DYNAMIC_MODULES do ngx_module=$ngx_module$ngx_modext cat << END >> $NGX_MAKEFILE test ! -f '\$(DESTDIR)$NGX_MODULES_PATH/$ngx_module' \\ || mv '\$(DESTDIR)$NGX_MODULES_PATH/$ngx_module' \\ '\$(DESTDIR)$NGX_MODULES_PATH/$ngx_module.old' cp $NGX_OBJS/$ngx_module '\$(DESTDIR)$NGX_MODULES_PATH/$ngx_module' END done # create Makefile cat << END >> Makefile build: \$(MAKE) -f $NGX_MAKEFILE install: \$(MAKE) -f $NGX_MAKEFILE install modules: \$(MAKE) -f $NGX_MAKEFILE modules upgrade: $NGX_SBIN_PATH -t kill -USR2 \`cat $NGX_PID_PATH\` sleep 1 test -f $NGX_PID_PATH.oldbin kill -QUIT \`cat $NGX_PID_PATH.oldbin\` .PHONY: build install modules upgrade END