Ubuntu
grub2 package

  1. Bug #1900773
  2. Comment #15

Comment 15 for bug 1900773

Revision history for this message
dann frazier (dannf) wrote : Re: ARM servers timeout downloading initrd

Turns out this is a GRUB issue. It was fixed upstream in the following commit, which cleanly cherry-picks to groovy. I prepared a test build in ppa:dannf/test and confirmed it resolves the issue.

commit a6838bbc6726ad624bd2b94991f690b8e9d23c69
Author: Javier Martinez Canillas <email address hidden>
Date: Thu Sep 10 17:17:57 2020 +0200

    tftp: Roll-over block counter to prevent data packets timeouts

    Commit 781b3e5efc3 (tftp: Do not use priority queue) caused a regression
    when fetching files over TFTP whose size is bigger than 65535 * block size.

      grub> linux /images/pxeboot/vmlinuz
      grub> echo $?
      0
      grub> initrd /images/pxeboot/initrd.img
      error: timeout reading '/images/pxeboot/initrd.img'.
      grub> echo $?
      28