public bool CheckStartProcessLimits(InstanceGroupConfig group, bool isForce)
{
DateTimeOffset now = DateTimeOffset.Now;
DxStoreManager.InstanceStartStats instanceStartStats;
if (!this.instanceStartMap.TryGetValue(group.Identity, out instanceStartStats))
{
instanceStartStats = new DxStoreManager.InstanceStartStats();
this.ResetStartProcessLimit(instanceStartStats, now);
this.instanceStartMap[group.Identity] = instanceStartStats;
}
else
{
TimeSpan t = now - instanceStartStats.FirstStartRequestedTime;
TimeSpan t2 = now - instanceStartStats.LastStartRequestedTime;
if (t2 < group.Settings.InstanceStartSilenceDuration)
{
if (instanceStartStats.TotalStartRequestsFromFirstReported > group.Settings.InstanceStartHoldupDurationMaxAllowedStarts)
{
if (t < group.Settings.InstanceStartHoldUpDuration)
{
this.EventLogger.LogPeriodic(group.Identity, TimeSpan.FromMinutes(10.0), DxEventSeverity.Warning, 0, "Instance start request exceeded maximum allowed ({3}). (FirstStartTime: {0}, LastStartTime: {1}, TotalRequests: {2}", new object[]
{
instanceStartStats.FirstStartRequestedTime,
instanceStartStats.LastStartRequestedTime,
instanceStartStats.TotalStartRequestsFromFirstReported,
isForce ? "but allowing due to force flag" : "start rejected"
});
if (!isForce)
{
return(false);
}
}
else
{
this.ResetStartProcessLimit(instanceStartStats, now);
}
}
instanceStartStats.LastStartRequestedTime = now;
instanceStartStats.TotalStartRequestsFromFirstReported++;
}
else
{
this.ResetStartProcessLimit(instanceStartStats, now);
}
}
return(true);
}
public void ResetStartProcessLimit(DxStoreManager.InstanceStartStats stats, DateTimeOffset now)
{
stats.LastStartRequestedTime = now;
stats.FirstStartRequestedTime = now;
stats.TotalStartRequestsFromFirstReported = 1;
}
