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Date: Thu, 30 Jul 2015 22:45:53 -0700
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Subject: Re: mount btrfs takes 30 minutes, btrfs check runs out of memory
From: John Ettedgui <john.ettedgui@gmail.com>
To: Qu Wenruo <quwenruo@cn.fujitsu.com>
Cc: btrfs <linux-btrfs@vger.kernel.org>
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On Thu, Jul 30, 2015 at 10:40 PM, Qu Wenruo <quwenruo@cn.fujitsu.com> wrote:
>
>

>
> It seems that you're using Chromium while doing the dump. :)
>
Ooops I did not think that would be an issue :/
> If no CD drive, I'll recommend to use Archlinux installation iso to make a
> bootable USB stick and do the dump.
> (just download and dd would do the trick)
> As its kernel and tools is much newer than most distribution.
Sure that's the distribution I use anyway. :)
I should have some usb stick somewhere to try it.
>
> It's better to provide two trace.
> One is the function tracer one, with "btrfs:*" as set_event.
> The other is the function_graph one. with "btrfs_mount" as
> set_graph_function.
>
Oh I see, I will try that.
> Thanks for your patient to help improving btrfs.
Well, thank you for helping me out here!
> Although I may not be able to check the trace until next Monday... :(
>
Oh that's fine, I can live with a one extra minute reboot for a few more days.
> Thanks,
> Qu
>
>
Thanks!
John