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authorPieter Wuille <pieter.wuille@gmail.com>2017-01-04 07:09:02 -0800
committerPieter Wuille <pieter.wuille@gmail.com>2017-01-04 13:18:49 -0800
commita4bac66cca62a5514579a15d198f3baa80683172 (patch)
tree8b87de6722b0626d1616667dbfeb587f75a0efcf /src/checkpoints.cpp
parent7dac1e5e9e887f5f6ff146e812a05bd3bf281eae (diff)
[MOVEONLY] Move progress estimation out of checkpoints
Diffstat (limited to 'src/checkpoints.cpp')
-rw-r--r--src/checkpoints.cpp40
1 files changed, 0 insertions, 40 deletions
diff --git a/src/checkpoints.cpp b/src/checkpoints.cpp
index 9a20747049..13b5876530 100644
--- a/src/checkpoints.cpp
+++ b/src/checkpoints.cpp
@@ -15,46 +15,6 @@
namespace Checkpoints {
- /**
- * How many times slower we expect checking transactions after the last
- * checkpoint to be (from checking signatures, which is skipped up to the
- * last checkpoint). This number is a compromise, as it can't be accurate
- * for every system. When reindexing from a fast disk with a slow CPU, it
- * can be up to 20, while when downloading from a slow network with a
- * fast multicore CPU, it won't be much higher than 1.
- */
- static const double SIGCHECK_VERIFICATION_FACTOR = 5.0;
-
- //! Guess how far we are in the verification process at the given block index
- double GuessVerificationProgress(const CCheckpointData& data, CBlockIndex *pindex, bool fSigchecks) {
- if (pindex==NULL)
- return 0.0;
-
- int64_t nNow = time(NULL);
-
- double fSigcheckVerificationFactor = fSigchecks ? SIGCHECK_VERIFICATION_FACTOR : 1.0;
- double fWorkBefore = 0.0; // Amount of work done before pindex
- double fWorkAfter = 0.0; // Amount of work left after pindex (estimated)
- // Work is defined as: 1.0 per transaction before the last checkpoint, and
- // fSigcheckVerificationFactor per transaction after.
-
- if (pindex->nChainTx <= data.nTransactionsLastCheckpoint) {
- double nCheapBefore = pindex->nChainTx;
- double nCheapAfter = data.nTransactionsLastCheckpoint - pindex->nChainTx;
- double nExpensiveAfter = (nNow - data.nTimeLastCheckpoint)/86400.0*data.fTransactionsPerDay;
- fWorkBefore = nCheapBefore;
- fWorkAfter = nCheapAfter + nExpensiveAfter*fSigcheckVerificationFactor;
- } else {
- double nCheapBefore = data.nTransactionsLastCheckpoint;
- double nExpensiveBefore = pindex->nChainTx - data.nTransactionsLastCheckpoint;
- double nExpensiveAfter = (nNow - pindex->GetBlockTime())/86400.0*data.fTransactionsPerDay;
- fWorkBefore = nCheapBefore + nExpensiveBefore*fSigcheckVerificationFactor;
- fWorkAfter = nExpensiveAfter*fSigcheckVerificationFactor;
- }
-
- return fWorkBefore / (fWorkBefore + fWorkAfter);
- }
-
CBlockIndex* GetLastCheckpoint(const CCheckpointData& data)
{
const MapCheckpoints& checkpoints = data.mapCheckpoints;