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FastRestore:Deduplicate backup range and log files

This commit is contained in:
Meng Xu 2020-01-21 21:53:06 -08:00
parent 4fbbff8ccd
commit 5893f66ced
1 changed files with 7 additions and 1 deletions
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8
fdbserver/RestoreMaster.actor.cpp
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@ -599,6 +599,8 @@ ACTOR static Future<Void> collectBackupFiles(Reference<IBackupContainer> bc, std
ASSERT(rangeFiles->empty());
ASSERT(logFiles->empty());
std::set<RestoreFileFR> uniqueRangeFiles;
std::set<RestoreFileFR> uniqueLogFiles;
for (const RangeFile& f : restorable.get().ranges) {
TraceEvent("FastRestore").detail("RangeFile", f.toString());
if (f.fileSize <= 0) {
@ -606,7 +608,7 @@ ACTOR static Future<Void> collectBackupFiles(Reference<IBackupContainer> bc, std
}
RestoreFileFR file(f.version, f.fileName, true, f.blockSize, f.fileSize, f.version, f.version);
TraceEvent("FastRestore").detail("RangeFileFR", file.toString());
rangeFiles->push_back(file);
uniqueRangeFiles.insert(file);
}
for (const LogFile& f : restorable.get().logs) {
TraceEvent("FastRestore").detail("LogFile", f.toString());
@ -616,7 +618,11 @@ ACTOR static Future<Void> collectBackupFiles(Reference<IBackupContainer> bc, std
RestoreFileFR file(f.beginVersion, f.fileName, false, f.blockSize, f.fileSize, f.endVersion, f.beginVersion);
TraceEvent("FastRestore").detail("LogFileFR", file.toString());
logFiles->push_back(file);
uniqueLogFiles.insert(file);
}
// Assign unique range files and log files to output
rangeFiles->assign(uniqueRangeFiles.begin(), uniqueRangeFiles.end());
logFiles->assign(uniqueLogFiles.begin(), uniqueLogFiles.end());
return Void();
}