update link qemu documentation non web.archive

Signed-off-by: Moayad Almalat <m.almalat@proxmox.com>

diff --git a/qm.adoc b/qm.adoc
index bbbe9acc3edda59ecf3125750082611f275bc996..b84de9ea9f8751ed69afd57aa7e9958dde167da9 100644 (file)
--- a/qm.adoc
+++ b/qm.adoc
@@ -203,7 +203,7 @@ either the *raw disk image format* or the *QEMU image format*.
  format does not support thin provisioning or snapshots by itself, requiring
  cooperation from the storage layer for these tasks. It may, however, be up to
  10% faster than the *QEMU image format*. footnote:[See this benchmark for details
- http://events.linuxfoundation.org/sites/events/files/slides/CloudOpen2013_Khoa_Huynh_v3.pdf]
+ https://events.static.linuxfound.org/sites/events/files/slides/CloudOpen2013_Khoa_Huynh_v3.pdf]
  * the *VMware image format* only makes sense if you intend to import/export the
  disk image to other hypervisors.