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Enable Receive Buffer Auto-Tuning for runsc. 

Updates #230

PiperOrigin-RevId: 253225078
This commit is contained in:
Bhasker Hariharan 2019-06-14 07:30:30 -07:00 committed by Shentubot
parent 3d71c627fa
commit a8608c501b
1 changed files with 8 additions and 0 deletions
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8
runsc/boot/loader.go
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@ -847,9 +847,17 @@ func newEmptyNetworkStack(conf *Config, clock tcpip.Clock) (inet.Stack, error) {
// privileges.
Raw: true,
})}
// Enable SACK Recovery.
if err := s.Stack.SetTransportProtocolOption(tcp.ProtocolNumber, tcp.SACKEnabled(true)); err != nil {
return nil, fmt.Errorf("failed to enable SACK: %v", err)
}
// Enable Receive Buffer Auto-Tuning.
if err := s.Stack.SetTransportProtocolOption(tcp.ProtocolNumber, tcpip.ModerateReceiveBufferOption(true)); err != nil {
return nil, fmt.Errorf("SetTransportProtocolOption failed: %v", err)
}
return &s, nil
default: