Add debug startup parameter -fastprune for more effective pruning tests

1 files changed, 2 insertions, 2 deletions

diff --git a/src/validation.cpp b/src/validation.cpp
index 6f76d8f5fd..13860454dc 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -3212,7 +3212,7 @@ static bool FindBlockPos(FlatFilePos &pos, unsigned int nAddSize, unsigned int n
 
     bool finalize_undo = false;
     if (!fKnown) {
-        while (vinfoBlockFile[nFile].nSize + nAddSize >= MAX_BLOCKFILE_SIZE) {
+        while (vinfoBlockFile[nFile].nSize + nAddSize >= (gArgs.GetBoolArg("-fastprune", false) ? 0x10000 /* 64kb */ : MAX_BLOCKFILE_SIZE)) {
             // when the undo file is keeping up with the block file, we want to flush it explicitly
             // when it is lagging behind (more blocks arrive than are being connected), we let the
             // undo block write case handle it
@@ -4004,7 +4004,7 @@ void BlockManager::FindFilesToPrune(std::set<int>& setFilesToPrune, uint64_t nPr
 
 static FlatFileSeq BlockFileSeq()
 {
-    return FlatFileSeq(GetBlocksDir(), "blk", BLOCKFILE_CHUNK_SIZE);
+    return FlatFileSeq(GetBlocksDir(), "blk", gArgs.GetBoolArg("-fastprune", false) ? 0x4000 /* 16kb */ : BLOCKFILE_CHUNK_SIZE);
 }
 
 static FlatFileSeq UndoFileSeq()