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From:   Junio C Hamano <gitster@pobox.com>
To:     Calvin Wan <calvinwan@google.com>
Cc:     git@vger.kernel.org, emilyshaffer@google.com
Subject: Re: [PATCH 0/4] submodule: parallelize status
References: <20220922232947.631309-1-calvinwan@google.com>
Date:   Fri, 23 Sep 2022 15:56:59 -0700
In-Reply-To: <20220922232947.631309-1-calvinwan@google.com> (Calvin Wan's
        message of "Thu, 22 Sep 2022 23:29:43 +0000")
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Calvin Wan <calvinwan@google.com> writes:

> Future work: The reason why status is much slower on a cold cache vs
> warm cache is mainly due to refreshing the index. It is worth
> investigating whether this is entirely necessary.

I suspect that the CI breakage

  https://github.com/git/git/actions/runs/3115673002/jobs/5052804463

is due to this topic.  

In "SANTIZE=leak GIT_TEST_PASSING_SANITIZE_LEAK=true make test" run
locally, I see t7507 failing quite badly.