public void UpdateNetworkConfig(ulong memoryHint, uint cpuCount, INetworkConfig networkConfig)
{
ValidateMemoryHint(memoryHint);
ValidateCpuCount(cpuCount);
/* first of all we assume that the mainnet will be heavier than any other chain on the side */
/* we will leave the arena order as in config if it is set to a non-default value */
if (networkConfig.NettyArenaOrder != INetworkConfig.DefaultNettyArenaOrder)
{
if (_logger.IsInfo)
{
_logger.Info($"Leaving {nameof(INetworkConfig.NettyArenaOrder)} " +
$"at {networkConfig.NettyArenaOrder} as it is set to non-default.");
}
}
else
{
int targetNettyArenaOrder = INetworkConfig.DefaultNettyArenaOrder;
for (int i = networkConfig.NettyArenaOrder; i > 0; i--)
{
ulong estimate = NettyMemoryEstimator.Estimate(cpuCount, i);
ulong maxAvailableFoNetty = (ulong)(AvailableForNetty * memoryHint);
if (estimate <= maxAvailableFoNetty)
{
targetNettyArenaOrder = i;
break;
}
}
networkConfig.NettyArenaOrder = Math.Min(11, targetNettyArenaOrder);
}
}
private void AssignNettyMemory(INetworkConfig networkConfig, uint cpuCount)
{
NettyMemory = Math.Min(512.MB(), (long)(0.2 * _remainingMemory));
long estimate = NettyMemoryEstimator.Estimate(cpuCount, networkConfig.NettyArenaOrder);
ValidateCpuCount(cpuCount);
/* first of all we assume that the mainnet will be heavier than any other chain on the side */
/* we will leave the arena order as in config if it is set to a non-default value */
if (networkConfig.NettyArenaOrder != INetworkConfig.DefaultNettyArenaOrder)
{
if (_logger.IsInfo)
{
_logger.Info($"Leaving {nameof(INetworkConfig.NettyArenaOrder)} " +
$"at {networkConfig.NettyArenaOrder} as it is set to non-default.");
}
}
else
{
int targetNettyArenaOrder = INetworkConfig.DefaultNettyArenaOrder;
for (int i = networkConfig.NettyArenaOrder; i > 0; i--)
{
estimate = NettyMemoryEstimator.Estimate(cpuCount, i);
long maxAvailableFoNetty = NettyMemory;
if (estimate <= maxAvailableFoNetty)
{
targetNettyArenaOrder = i;
break;
}
}
networkConfig.NettyArenaOrder = Math.Min(11, targetNettyArenaOrder);
}
NettyMemory = estimate;
}