Re: Argument list too long when fetching many missing objects from partial clone

[Bryan Turner <bturner@atlassian.com>]

On Mon, Mar 1, 2021 at 5:20 AM Bagas Sanjaya <bagasdotme@gmail.com> wrote:
>
> Thank you for filling out a Git bug report!
> Please answer the following questions to help us understand your issue.
>
> What did you do before the bug happened? (Steps to reproduce your issue)
>
> I'm poking around with partial clone. On my local server on my computer
> I have full clone of Git (git.git) repo.
>
> I do partial clone from that server as remote (which is actually on the same
> computer):
>
>     git clone https://my-local-server.git/myself/git.git --filter=blob:none
>
> Inside the partial clone, I tried to convert it to full clone. First, I gather
> list of missing objects:
>
>     git rev-list --objects --all --missing=print | grep -oP '^\?\K\w+' > .git/missing.list
>
> Then I fetched those:
>
>     git fetch origin $(cat .git/missing.list)

Since you're on Git 2.30, instead of trying to place all the object
IDs on the `git fetch` command line, have you tried adding `--stdin`
and having it read from your `missing.list` directly? Something like
`git fetch --stdin origin <.git/missing.list` might do what you need.

>
> What did you expect to happen? (Expected behavior)
>
> All missing objects fetched successfully
>
> What happened instead? (Actual behavior)
>
> Git returned:
>
>      -bash: /opt/git/bin/git: Argument list too long
>
> What's different between what you expected and what actually happened?
>
> (nothing)
>
> Anything else you want to add:
>
> I think the problem lies on how to feed list of 110K+ objects to `git fetch`.
>
> Note: Both the local server and the computer use Git 2.30.1
>
> Please review the rest of the bug report below.
> You can delete any lines you don't wish to share.
>
> [System Info]
> git version:
> git version 2.30.1
> cpu: x86_64
> built from commit: 773e25afc41b1b6533fa9ae2cd825d0b4a697fad
> sizeof-long: 8
> sizeof-size_t: 8
> shell-path: /bin/sh
> uname: Linux 5.10.11-kernelorg-upstream-generic #1 SMP Fri Jan 29 12:56:19 WIB 2021 x86_64
> compiler info: gnuc: 9.3
> libc info: glibc: 2.31
> $SHELL (typically, interactive shell): /bin/bash
>
> [Enabled Hooks]
> (none)
>
> --
> An old man doll... just what I always wanted! - Clara