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Re: [PATCH v2 4/7] trace2: use system config for default trace2 settings




On 2019.03.29 10:04, Jeff Hostetler via GitGitGadget wrote:
[...]
> diff --git a/Documentation/technical/api-trace2.txt b/Documentation/technical/api-trace2.txt
> index baaa1153bb..13ca595c69 100644
> --- a/Documentation/technical/api-trace2.txt
> +++ b/Documentation/technical/api-trace2.txt
> @@ -117,6 +117,37 @@ values are recognized.
>  Socket type can be either `stream` or `dgram`.  If the socket type is
>  omitted, Git will try both.
>  
> +== Trace2 Settings in System Config
> +
> +Trace2 also reads configuration information from the system config.
> +This is intended to help adminstrators to gather system-wide Git
> +performance data.
> +
> +Trace2 only reads the system configuration, it does not read global,
> +local, worktree, or `-c` config settings.
> +
> +Trace2 will try to load the following system configuration settings
> +and then read the corresponding environment variables at startup.
> +
> +....
> +---------------------------------------------------
> +trace2.normalTarget          GIT_TR2
> +trace2.normalBrief           GIT_TR2_BRIEF
> +
> +trace2.perfTarget            GIT_TR2_PERF
> +trace2.perfBrief             GIT_TR2_PERF_BRIEF
> +
> +trace2.eventTarget           GIT_TR2_EVENT
> +trace2.eventBrief            GIT_TR2_EVENT_BRIEF
> +trace2.eventNesting          GIT_TR2_EVENT_NESTING
> +
> +trace2.configParams          GIT_TR2_CONFIG_PARAMS
> +
> +trace2.destinationDebug      GIT_TR2_DST_DEBUG
> +---------------------------------------------------
> +....
> +
> +

A question for the list: should these new config vars also be documented
in the git-config manpage, or is it better to keep these separate since
they are only read from the system config?