Jeff King writes:
> My other motive for trace.* was that we could have something like
> "trace.prune", and have git-prune provide verbose debugging information.
> We have custom patches like that on GitHub servers, which we've used to
> debug occasional weirdness (e.g., you find that an object is
On Thu, Jun 18, 2015 at 2:10 AM, Jeff King wrote:
> On Wed, Jun 17, 2015 at 05:04:04PM +0700, Duy Nguyen wrote:
>
>> I wonder if we could do it a bit differently. Instead of
>> GIT_TRACE_STDIN, I would add GIT_TRACE_HOOK that points to a script.
>> Whenever a command is run via run-command interfa
On Wed, Jun 17, 2015 at 05:04:04PM +0700, Duy Nguyen wrote:
> I wonder if we could do it a bit differently. Instead of
> GIT_TRACE_STDIN, I would add GIT_TRACE_HOOK that points to a script.
> Whenever a command is run via run-command interface, the actual
> command line to be executed would be "
On Wed, Jun 17, 2015 at 4:20 AM, Jeff King wrote:
> On Tue, Jun 16, 2015 at 03:49:07PM -0400, Jeff King wrote:
>
>> Another option would be to stop trying to intercept stdin in git.c, and
>> instead make this a feature of run-command.c. That is, right before we
>> exec a process, tee its stdin the
On Tue, Jun 16, 2015 at 03:49:07PM -0400, Jeff King wrote:
> Another option would be to stop trying to intercept stdin in git.c, and
> instead make this a feature of run-command.c. That is, right before we
> exec a process, tee its stdin there. That means that you cannot do:
>
> GIT_TRACE_STDIN
On Tue, Jun 16, 2015 at 03:37:16PM -0400, Jeff King wrote:
> For instance:
>
> GIT_TRACE=/tmp/processes.out \
> GIT_TRACE_STDIN=/tmp/stdin.%p \
> git daemon ...
>
> After a fetch, processes.out will contain a line like:
>
> 15:19:08.275493 [pid=13196] git.c:348 trace:
> bu
Sometimes tracing the invocation of git programs with
GIT_TRACE is not quite enough to replay a situation; the
interesting input to the program often comes over its
standard input. For instance, if you want to replay a
particular fetch (e.g., for performance analysis or
debugging), you would want b
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