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Difficulty: temper long solvetime

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wowario 2018-11-09 13:02:08 +03:00
parent 003f0b3af3
commit 7f28f73bd6
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GPG Key ID: 24DCBE762DE9C111
1 changed files with 4 additions and 4 deletions
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8
src/cryptonote_basic/difficulty.cpp
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@ -295,7 +295,7 @@ namespace cryptonote {
uint64_t L(0), ST(0), next_D, prev_D, avg_D, i;
assert(timestamps.size() == cumulative_difficulties.size() && timestamps.size() <= N+1 );
if ( height <= DIFFICULTY_HEIGHT + 1 + N ) { return DIFFICULTY_GUESS; }
// Safely convert out-of-sequence timestamps into > 0 solvetimes.
@ -307,9 +307,9 @@ namespace cryptonote {
}
for ( i = 1; i <= N; i++) {
// Ignore long solvetimes if they were preceeded by 3 or 6 fast solves.
if ( i > 4 && TS[i]-TS[i-1] > 4*T && TS[i-1] - TS[i-4] < (16*T)/10 ) { ST = 2*T; }
else if ( i > 7 && TS[i]-TS[i-1] > 4*T && TS[i-1] - TS[i-7] < 4*T ) { ST = 2*T; }
// Temper long solvetime drops if they were preceded by 3 or 6 fast solves.
if ( i > 4 && TS[i]-TS[i-1] > 5*T && TS[i-1] - TS[i-4] < (14*T)/10 ) { ST = 2*T; }
else if ( i > 7 && TS[i]-TS[i-1] > 5*T && TS[i-1] - TS[i-7] < 4*T ) { ST = 2*T; }
else { // Assume normal conditions, so get ST.
// LWMA drops too much from long ST, so limit drops with a 5*T limit
ST = std::min(5*T ,TS[i] - TS[i-1]);