debian/patches/pve/0045-PVE-block-stream-increase-chunk-size.patch

   1 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
   2 From: Stefan Reiter <s.reiter@proxmox.com>
   3 Date: Tue, 2 Mar 2021 16:34:28 +0100
   4 Subject: [PATCH] PVE: block/stream: increase chunk size
   5
   6 Ceph favors bigger chunks, so increase to 4M.
   7 ---
   8  block/stream.c | 2 +-
   9  1 file changed, 1 insertion(+), 1 deletion(-)
  10
  11 diff --git a/block/stream.c b/block/stream.c
  12 index 236384f2f7..a5371420e3 100644
  13 --- a/block/stream.c
  14 +++ b/block/stream.c
  15 @@ -26,7 +26,7 @@ enum {
  16       * large enough to process multiple clusters in a single call, so
  17       * that populating contiguous regions of the image is efficient.
  18       */
  19 -    STREAM_CHUNK = 512 * 1024, /* in bytes */
  20 +    STREAM_CHUNK = 4 * 1024 * 1024, /* in bytes */
  21  };
  22
  23  typedef struct StreamBlockJob {