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Use "d" mode not "s" mode, to avoid needlessly updating file metadata (we don't use it).

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This commit is contained in:
Mike Hearn 2011-09-05 12:24:14 +00:00
parent c808ba89d2
commit 91fe7cdefb
1 changed files with 3 additions and 3 deletions
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6
src/com/google/bitcoin/store/BoundedOverheadBlockStore.java
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@ -156,8 +156,8 @@ public class BoundedOverheadBlockStore implements BlockStore {
if (!file.delete())
throw new BlockStoreException("Could not delete old store in order to recreate it");
}
// Create fresh. The s stands for synchronous and ensures data is fsynced to disk at the right times.
this.file = new RandomAccessFile(file, "rws");
// Create fresh. The d makes writes synchronous.
this.file = new RandomAccessFile(file, "rwd");
this.channel = this.file.getChannel();
this.file.write(FILE_FORMAT_VERSION);
} catch (IOException e1) {
@ -181,7 +181,7 @@ public class BoundedOverheadBlockStore implements BlockStore {
private void load(File file) throws IOException, BlockStoreException {
log.info("Reading block store from {}", file);
// Open in synchronous mode. See above.
this.file = new RandomAccessFile(file, "rws");
this.file = new RandomAccessFile(file, "rwd");
try {
channel = this.file.getChannel();
// Read a version byte.