From: Xiubo Li <xiubli@redhat.com>
To: Jeff Layton <jlayton@kernel.org>, idryomov@gmail.com
Cc: sage@redhat.com, zyan@redhat.com, pdonnell@redhat.com,
ceph-devel@vger.kernel.org, linux-doc@vger.kernel.org,
corbet@lwn.net
Subject: Re: [RFC PATCH] ceph: fix description of some mount options
Date: Wed, 12 Feb 2020 18:59:12 +0800 [thread overview]
Message-ID: <473f2e9b-93af-c232-aef7-49ab9fa1efa6@redhat.com> (raw)
In-Reply-To: <537a2c4a37f601fe402fa7b893061fd9f4270f56.camel@kernel.org>
On 2020/2/12 0:48, Jeff Layton wrote:
> On Tue, 2020-02-11 at 10:31 -0500, xiubli@redhat.com wrote:
>> From: Xiubo Li <xiubli@redhat.com>
>>
>> Based on the latest code, the default value for wsize/rsize is
>> 64MB and the default value for the mount_timeout is 60 seconds.
>>
>> Signed-off-by: Xiubo Li <xiubli@redhat.com>
>> ---
>>
>> Checked the history of the code, I am a little confused about the
>> default values for wsize/rsize, there never been 16MB as the default,
>> and for the mount_timeout, never seen 30 as default.
>>
>> So did I miss something important about this ?
>>
> It looks like the default rsize/wsize were 16M prior to 94e6992bb560b.
> It then went to 32 and then 64 a little while afterward.
Yeah, it is.
Thanks,
BRs
> I don't see
> where the mount_timeout was ever 30s though.
>
> Merged into testing branch since this seems obviously correct.
>
>> Documentation/filesystems/ceph.txt | 6 +++---
>> 1 file changed, 3 insertions(+), 3 deletions(-)
>>
>> diff --git a/Documentation/filesystems/ceph.txt b/Documentation/filesystems/ceph.txt
>> index b19b6a03f91c..92ffc9b3b018 100644
>> --- a/Documentation/filesystems/ceph.txt
>> +++ b/Documentation/filesystems/ceph.txt
>> @@ -103,17 +103,17 @@ Mount Options
>> address its connection to the monitor originates from.
>>
>> wsize=X
>> - Specify the maximum write size in bytes. Default: 16 MB.
>> + Specify the maximum write size in bytes. Default: 64 MB.
>>
>> rsize=X
>> - Specify the maximum read size in bytes. Default: 16 MB.
>> + Specify the maximum read size in bytes. Default: 64 MB.
>>
>> rasize=X
>> Specify the maximum readahead size in bytes. Default: 8 MB.
>>
>> mount_timeout=X
>> Specify the timeout value for mount (in seconds), in the case
>> - of a non-responsive Ceph file system. The default is 30
>> + of a non-responsive Ceph file system. The default is 60
>> seconds.
>>
>> caps_max=X
prev parent reply other threads:[~2020-02-12 10:59 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-11 15:31 [RFC PATCH] ceph: fix description of some mount options xiubli
2020-02-11 16:48 ` Jeff Layton
2020-02-12 10:59 ` Xiubo Li [this message]
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