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Switched to using posted next events after sendfile_max_chunk. Previously, 1 millisecond delay was used instead. In certain edge cases this might result in noticeable performance degradation though, notably on Linux with typical CONFIG_HZ=250 (so 1ms delay becomes 4ms), sendfile_max_chunk 2m, and link speed above 2.5 Gbps. Using posted next events removes the artificial delay and makes processing fast in all cases.
author Maxim Dounin <mdounin@mdounin.ru>
date Fri, 29 Oct 2021 20:21:43 +0300
parents d620f497c50f
children
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# Copyright (C) Igor Sysoev
# Copyright (C) Nginx, Inc.


ngx_include="unistd.h";      . auto/include
ngx_include="inttypes.h";    . auto/include
ngx_include="limits.h";      . auto/include
ngx_include="sys/filio.h";   . auto/include
ngx_include="sys/param.h";   . auto/include
ngx_include="sys/mount.h";   . auto/include
ngx_include="sys/statvfs.h"; . auto/include
ngx_include="crypt.h";       . auto/include