Messages in this thread | | | From | Dexuan Cui <> | Subject | RE: [PATCH] hv_sock: perf: Allow the socket buffer size options to influence the actual socket buffers | Date | Fri, 17 May 2019 00:47:31 +0000 |
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> From: Sunil Muthuswamy <sunilmut@microsoft.com> > Sent: Thursday, May 16, 2019 5:17 PM > > Currently, the hv_sock buffer size is static and can't scale to the > bandwidth requirements of the application. This change allows the > applications to influence the socket buffer sizes using the SO_SNDBUF and > the SO_RCVBUF socket options. > > Few interesting points to note: > 1. Since the VMBUS does not allow a resize operation of the ring size, the > socket buffer size option should be set prior to establishing the > connection for it to take effect. > 2. Setting the socket option comes with the cost of that much memory being > reserved/allocated by the kernel, for the lifetime of the connection.
Reviewed-by: Dexuan Cui <decui@microsoft.com>
The patch looks good to me. Thanks, Sunil!
Thanks, -- Dexuan
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