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Use the new uptime code. Replace slow, non-monotonic 'time(NULL)' calls

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with fast, almost-always-monotonic 'upTime()' calls.
This commit is contained in:
JoelKatz
2013-02-05 22:31:26 -08:00
parent 8c36646b8c
commit 1808454983
10 changed files with 44 additions and 35 deletions
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10
src/cpp/ripple/LoadManager.cpp
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@@ -17,7 +17,7 @@ int upTime()
static time_t firstCall = time(NULL);
if (uptimePtr != NULL)
return *uptimePtr;
cLog(lsWARNING) << "slow uptime";
cLog(lsTRACE) << "Slow uptime in use";
return static_cast<int>(time(NULL) - firstCall);
}
@@ -117,7 +117,7 @@ void LoadManager::setDebitLimit(int r)
mDebitLimit = r;
}
void LoadManager::canonicalize(LoadSource& source, const time_t now) const
void LoadManager::canonicalize(LoadSource& source, int now) const
{
if (source.mLastUpdate != now)
{
@@ -133,9 +133,9 @@ void LoadManager::canonicalize(LoadSource& source, const time_t now) const
bool LoadManager::shouldWarn(LoadSource& source) const
{
time_t now = time(NULL);
boost::mutex::scoped_lock sl(mLock);
int now = upTime();
canonicalize(source, now);
if (source.isPrivileged() || (source.mBalance < mDebitWarn) || (source.mLastWarning == now))
return false;
@@ -146,9 +146,9 @@ bool LoadManager::shouldWarn(LoadSource& source) const
bool LoadManager::shouldCutoff(LoadSource& source) const
{
time_t now = time(NULL);
boost::mutex::scoped_lock sl(mLock);
int now = upTime();
canonicalize(source, now);
return !source.isPrivileged() && (source.mBalance < mDebitLimit);
}
@@ -161,10 +161,10 @@ bool LoadManager::adjust(LoadSource& source, LoadType t) const
bool LoadManager::adjust(LoadSource& source, int credits) const
{ // return: true = need to warn/cutoff
time_t now = time(NULL);
boost::mutex::scoped_lock sl(mLock);
// We do it this way in case we want to add exponential decay later
int now = upTime();
canonicalize(source, now);
source.mBalance += credits;
if (source.mBalance > mCreditLimit)