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Merge #9718: Qt/Intro: Various fixes

a9baa6d Bugfix: Qt/Intro: Pruned nodes never require *more* space (Luke Dashjr)
93ffba7 Bugfix: Qt/Intro: Chain state needs to be stored even with the full blockchain (Luke Dashjr)
c8cee26 Qt/Intro: Update block chain size (Luke Dashjr)
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laanwj committed Feb 9, 2017
2 parents dd163f5 + a9baa6d commit 36f9d3ae6da48325b0a37ad7fd1abe263a0f2c9a
Showing with 8 additions and 3 deletions.
  1. +8 −3 src/qt/intro.cpp
@@ -23,7 +23,7 @@

static const uint64_t GB_BYTES = 1000000000LL;
/* Minimum free space (in GB) needed for data directory */
static const uint64_t BLOCK_CHAIN_SIZE = 80;
static const uint64_t BLOCK_CHAIN_SIZE = 120;
/* Minimum free space (in GB) needed for data directory when pruned; Does not include prune target */
static const uint64_t CHAIN_STATE_SIZE = 2;
/* Total required space (in GB) depending on user choice (prune, not prune) */
@@ -126,8 +126,13 @@ Intro::Intro(QWidget *parent) :
ui->storageLabel->setText(ui->storageLabel->text().arg(tr(PACKAGE_NAME)));
uint64_t pruneTarget = std::max<int64_t>(0, GetArg("-prune", 0));
requiredSpace = BLOCK_CHAIN_SIZE;
if (pruneTarget)
requiredSpace = CHAIN_STATE_SIZE + std::ceil(pruneTarget * 1024 * 1024.0 / GB_BYTES);
if (pruneTarget) {
uint64_t prunedGBs = std::ceil(pruneTarget * 1024 * 1024.0 / GB_BYTES);
if (prunedGBs <= requiredSpace) {
requiredSpace = prunedGBs;
}
}
requiredSpace += CHAIN_STATE_SIZE;
ui->sizeWarningLabel->setText(ui->sizeWarningLabel->text().arg(tr(PACKAGE_NAME)).arg(requiredSpace));
startThread();
}

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