On 08/25/16 at 06:23pm, Xunlei Pang wrote:
> v1 -> v2:
> For Patch 1, rename "does_dracut_args_contain_mount" to
"is_mount_in_dracut_args".
> No functional change.
>
> v2 -> v3:
> For Patch 1, remove the double quota requirement for "--mount".
> For Patch 2, Improved description according to Dave's suggestion.
>
> There were some complaints about nfs kdump that users must mount
> nfs beforehand, which may cause some overhead to nfs server.
> For example, there're thounsands of diskless clients deployed with
> nfs dumping, each time the client is boot up, it will trigger
> kdump rebuilding so will mount nfs, thus resulting in thousands
> of nfs request concurrently imposed on the same nfs server.
>
> In order to solve this, we introduce a new way of specifying mount
> information via the already-existent "dracut_args" directive, this
> is not only for nfs mount, also including other supported filesystems
> like ext[2-4]/xfs, etc.
>
> This feature relys on the latest fedora dracut version:
>
http://koji.fedoraproject.org/koji/taskinfo?taskID=15307615
>
> The last patch is a fix found when designing this feature for nfs, so
> attached in passing.
>
> Xunlei Pang (4):
> Support special mount information via "dracut_args"
> kexec-kdump-howto: Add doc about the special mount information via
> "dracut_args"
> spec: Update to add dependency on dracut version >= 044-117
> mkdumprd: Do not add "nfs" dracut module explicitly
>
> dracut-kdump.sh | 4 ++++
> dracut-module-setup.sh | 5 +++++
> kdump-lib.sh | 27 +++++++++++++++++++++++++--
> kdumpctl | 13 ++++++++++++-
> kexec-kdump-howto.txt | 18 ++++++++++++++++++
> kexec-tools.spec | 5 +++--
> mkdumprd | 8 --------
> 7 files changed, 67 insertions(+), 13 deletions(-)
>
> --
> 1.8.3.1
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Looks good to me, for the series
Acked-by: Dave Young <dyoung(a)redhat.com>
Thanks, anyway I'd like to send out v4 with the minor optimization according to
Pratyush's suggestion.
Regards,
Xunlei