public unsafe void Continue()
{
Console.WriteLine("Ready to Run. version to recover? [Enter]");
var line = Console.ReadLine();
Guid token = Guid.Parse(line);
Console.WriteLine("Recovering version {0}", token);
fht.Recover(token, token);
Console.WriteLine("Recovery Done!");
var checkpointInfo = default(HybridLogRecoveryInfo);
checkpointInfo.Recover(token);
threadCount = checkpointInfo.numThreads;
Console.WriteLine("Continuing");
Thread[] workers = new Thread[threadCount];
int idx = 0;
for (int i = 0; i < threadCount; i++)
{
int x = idx++;
Guid guid = checkpointInfo.guids[i];
workers[x] = new Thread(() => ContinueWorker(x, guid));
}
// Start threads.
foreach (Thread worker in workers)
{
worker.Start();
}
// Wait until all are completed
foreach (Thread worker in workers)
{
worker.Join();
}
}
public unsafe void RecoverAndTest(Guid indexToken, Guid hybridLogToken)
{
// Recover
fht.Recover(indexToken, hybridLogToken);
// Create array for reading
Empty context;
var inputArray = new Input[numUniqueKeys];
for (int i = 0; i < numUniqueKeys; i++)
{
inputArray[i].adId.adId = i;
inputArray[i].numClicks.numClicks = 0;
}
// Register with thread
fht.StartSession();
// Issue read requests
fixed(Input *input = inputArray)
{
for (var i = 0; i < numUniqueKeys; i++)
{
fht.Read(&((input + i)->adId), null, (Output *)&((input + i)->numClicks), &context, i);
}
}
// Complete all pending requests
fht.CompletePending(true);
// Release
fht.StopSession();
// Test outputs
var checkpointInfo = default(HybridLogRecoveryInfo);
checkpointInfo.Recover(hybridLogToken, "logs");
// Compute expected array
long[] expected = new long[numUniqueKeys];
foreach (var guid in checkpointInfo.continueTokens.Keys)
{
var sno = checkpointInfo.continueTokens[guid];
for (long i = 0; i <= sno; i++)
{
var id = i % numUniqueKeys;
expected[id]++;
}
}
int threadCount = 1; // single threaded test
int numCompleted = threadCount - checkpointInfo.continueTokens.Count;
for (int t = 0; t < numCompleted; t++)
{
var sno = numOps;
for (long i = 0; i < sno; i++)
{
var id = i % numUniqueKeys;
expected[id]++;
}
}
// Assert if expected is same as found
for (long i = 0; i < numUniqueKeys; i++)
{
if (expected[i] != inputArray[i].numClicks.numClicks)
{
Console.WriteLine("Debug error for AdId {0}: Expected ({1}), Found({2})", inputArray[i].adId.adId, expected[i], inputArray[i].numClicks.numClicks);
}
}
Console.WriteLine("Test successful");
Console.ReadLine();
}
