You are viewing a plain text version of this content. The canonical link for it is here.
Posted to notifications@apisix.apache.org by GitBox <gi...@apache.org> on 2021/09/28 05:55:06 UTC
[GitHub] [apisix] leslie-tsang edited a comment on issue #5146: bug: Prometheus plugin metrics http latency sum is negative
leslie-tsang edited a comment on issue #5146:
URL: https://github.com/apache/apisix/issues/5146#issuecomment-928873733
@spacewander, nginx cached time to improve performance, maybe we can use func `ngx.update_time` to fix it.
> find how `ngx.now` work
https://github.com/openresty/lua-resty-core/blob/985eb5b323468effaa66deb5cbd4f800b99834cf/lib/resty/core/time.lua#L69-L71
> find how `ngx_http_lua_ffi_now` work
https://github.com/openresty/lua-nginx-module/blob/1c1bcfeb9276c6dfc9b038a6fa779e7e4b605bc9/src/ngx_http_lua_time.c#L17-L25
> find what `ngx_timeofday` from
https://github.com/nginx/nginx/blob/a64190933e06758d50eea926e6a55974645096fd/src/core/ngx_times.h#L37
> `ngx_time_update` will update `ngx_timeofday`
https://github.com/nginx/nginx/blob/a64190933e06758d50eea926e6a55974645096fd/src/core/ngx_times.c#L80-L192
https://github.com/nginx/nginx/blob/a64190933e06758d50eea926e6a55974645096fd/src/core/ngx_times.c#L184
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: notifications-unsubscribe@apisix.apache.org
For queries about this service, please contact Infrastructure at:
users@infra.apache.org