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(parent: 0fcece2) | patch
nbd: set TCP_NODELAY
authorStefan Hajnoczi <stefanha@redhat.com>
Mon, 15 Apr 2013 14:14:48 +0000 (16:14 +0200)
committerPaolo Bonzini <pbonzini@redhat.com>
Mon, 15 Apr 2013 14:35:17 +0000 (16:35 +0200)
commit97ebbab0e324831dff47dbfa4bed55808cb3ec74
treead5c8fa8650ae79a6b92eb09e50aa5ac6062fa79tree
parent0fcece25c0b1b79b39d1dff5c2c55b88feae7eefcommit | diff
nbd: set TCP_NODELAY

Disable the Nagle algorithm to reduce latency.  Note this means we must
also use TCP_CORK when sending header followed by payload to avoid
fragmenting lots of little packets.  The previous patch took care of
that.

Suggested-by: Nick Thomas <nick@bytemark.co.uk>
Tested-by: Nick Thomas <nick@bytemark.co.uk>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
block/nbd.c diff | blob | blame | history
Qemu copy for testing