tengine2.1.2出现大量close_wait情况

[keepersay]

上了http2模块发现有这样的情况，同时openssl从1.0.1升级到了1.0.2
Tengine version: Tengine/2.1.2 (nginx/1.6.2)
built by gcc 4.4.7 20120313 (Red Hat 4.4.7-4) (GCC)
TLS SNI support enabled
configure arguments: --prefix=/usr/local/nginx --with-http_stub_status_module --with-pcre=/usr/local/src/pcre-8.38 --with-zlib=/usr/local/src/zlib-1.2.8 --with-syslog --with-http_lua_module --with-jemalloc=/usr/local/src/jemalloc-3.5.0 --with-http_v2_module --add-module=./modules/ngx_debug_pool
用的openssl-1.0.2h
出现的close_wait都在443上面

debug_pool
pid:7252
size: 50499584 num: 5786590 cnum: 12316 lnum: 0 ngx_http_v2_idle_handler
size: 282624 num: 354255 cnum: 69 lnum: 0 ngx_http_v2_init
size: 2417146703 num: 10665444 cnum: 13775 lnum: 23654399 ngx_http_create_request
size: 0 num: 1 cnum: 0 lnum: 0 main
size: 0 num: 4 cnum: 0 lnum: 24 ngx_http_server_names
size: 91050656 num: 4335583 cnum: 12601 lnum: 16742626 ngx_event_accept
size: 1143400 num: 4 cnum: 1 lnum: 41 ngx_init_cycle
size: 864 num: 119347 cnum: 6 lnum: 0 ngx_http_upstream_connect
size: 2441MB num: 21261228 cnum: 38768 lnum: 40397090 [SUMMARY]

[chobits]

尝试一下最新的master分支代码编译。
最近我们发现也有连接泄露，引入了1个官方patch修复了 HTTP/2: flushing of the SSL buffer in transition to the idle state.

这个patch我们在这里修复: #832

[chobits]

This bug has been fixed in Tengine 2.3.0.

Tengine-2.3.0 has been released, it has been been upgraded to nginx 1.15.9.

For more details of new version, see #1220.