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Re: [Qemu-block] [PATCH v10 6/9] qcow2: Increase the default upper limit
From: |
Alberto Garcia |
Subject: |
Re: [Qemu-block] [PATCH v10 6/9] qcow2: Increase the default upper limit on the L2 cache size |
Date: |
Mon, 24 Sep 2018 18:50:18 +0200 |
User-agent: |
Notmuch/0.18.2 (http://notmuchmail.org) Emacs/24.4.1 (i586-pc-linux-gnu) |
On Fri 21 Sep 2018 07:23:07 PM CEST, Leonid Bloch wrote:
> The upper limit on the L2 cache size is increased from 1 MB to 32 MB
> on Linux platforms, and to 8 MB on other platforms (this difference is
> caused by the ability to set intervals for cache cleaning on Linux
> platforms only).
>
> This is done in order to allow default full coverage with the L2 cache
> for images of up to 256 GB in size (was 8 GB). Note, that only the
> needed amount to cover the full image is allocated. The value which is
> changed here is just the upper limit on the L2 cache size, beyond which
> it will not grow, even if the size of the image will require it to.
>
> Signed-off-by: Leonid Bloch <address@hidden>
Reviewed-by: Alberto Garcia <address@hidden>
Berto
- [Qemu-block] [PATCH v10 3/9] qcow2: Make sizes more humanly readable, (continued)
- [Qemu-block] [PATCH v10 3/9] qcow2: Make sizes more humanly readable, Leonid Bloch, 2018/09/21
- [Qemu-block] [PATCH v10 2/9] include: Add a lookup table of sizes, Leonid Bloch, 2018/09/21
- [Qemu-block] [PATCH v10 4/9] qcow2: Avoid duplication in setting the refcount cache size, Leonid Bloch, 2018/09/21
- [Qemu-block] [PATCH v10 5/9] qcow2: Assign the L2 cache relatively to the image size, Leonid Bloch, 2018/09/21
- [Qemu-block] [PATCH v10 6/9] qcow2: Increase the default upper limit on the L2 cache size, Leonid Bloch, 2018/09/21
- Re: [Qemu-block] [PATCH v10 6/9] qcow2: Increase the default upper limit on the L2 cache size,
Alberto Garcia <=
- [Qemu-block] [PATCH v10 7/9] qcow2: Resize the cache upon image resizing, Leonid Bloch, 2018/09/21
- [Qemu-block] [PATCH v10 9/9] qcow2: Explicit number replaced by a constant, Leonid Bloch, 2018/09/21
- [Qemu-block] [PATCH v10 8/9] qcow2: Set the default cache-clean-interval to 10 minutes, Leonid Bloch, 2018/09/21