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From: "Ævar Arnfjörð Bjarmason" <>
To: Sjon Hortensius <>
Subject: Re: 2.20.0 - Undocumented change in submodule update wrt # parallel jobs
Date: Thu, 13 Dec 2018 15:02:25 +0100
Message-ID: <> (raw)
In-Reply-To: <>

On Thu, Dec 13 2018, Sjon Hortensius wrote:

> When switching to 2.20 our `git submodule update' (which clones
> through ssh) broke because our ssh-server rejected the ~20
> simultaneous connections the git-client makes. This seems to be caused
> by a (possibly unintended) change in
> which removed the default of max_jobs=1
> While this can easily be fixed by configuring submodule.fetchJobs I
> think this change should be documented - or reverted back to it's
> previous default of 1

Just to add to this. SSH-ing with -j<ncores> (which I assume that ~20
is) is going to run into MaxStartups in sshd_config, which is especially
annoying as it's pre-ssh-auth, so the server doesn't even get "so and so
tried to login", it's just dropped as a potential DoS attack.

  reply	other threads:[~2018-12-13 14:02 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-13  9:15 Sjon Hortensius
2018-12-13 14:02 ` Ævar Arnfjörð Bjarmason [this message]
2018-12-13 14:17 ` Junio C Hamano
2018-12-13 18:50   ` Stefan Beller
2018-12-13 19:02     ` [PATCH] submodule update: run at most one fetch job unless otherwise set Stefan Beller
2018-12-13 19:04       ` Eric Sunshine
2018-12-14  2:53       ` Junio C Hamano

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