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Re: [PATCH] docs: Correct the default thread-pool-size
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Subject: |
Re: [PATCH] docs: Correct the default thread-pool-size |
Date: |
Wed, 27 Apr 2022 01:12:58 +0000 |
[+cc qemu-trivial]
On 4/14/22 8:19 PM, Vivek Goyal wrote:
> On Wed, Apr 13, 2022 at 12:20:54PM +0800, Liu Yiding wrote:
>> Refer to 26ec190964 virtiofsd: Do not use a thread pool by default
>>
>> Signed-off-by: Liu Yiding <liuyd.fnst@fujitsu.com>
> Looks good. Our default used to be --thread-pool-size=64. But we changed
> it to using no thread pool because on lower end of workloads it performed
> better. When multiple threads are doing parallel I/O then, thread pool
> helps. So people who want to do lots of parallel I/O should manually
> enable thread pool.
>
> Acked-by: Vivek Goyal <vgoyal@redhat.com>
>
> Vivek
>> ---
>> docs/tools/virtiofsd.rst | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/docs/tools/virtiofsd.rst b/docs/tools/virtiofsd.rst
>> index 0c0560203c..33fed08c6f 100644
>> --- a/docs/tools/virtiofsd.rst
>> +++ b/docs/tools/virtiofsd.rst
>> @@ -127,7 +127,7 @@ Options
>> .. option:: --thread-pool-size=NUM
>>
>> Restrict the number of worker threads per request queue to NUM. The
>> default
>> - is 64.
>> + is 0.
>>
>> .. option:: --cache=none|auto|always
>>
>> --
>> 2.31.1
>>
>>
>>
>>
--
Best Regards.
Yiding Liu
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