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#1609 Refine Compact function

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Signed-off-by: groot <yihua.mo@zilliz.com>
This commit is contained in:
groot 2020-03-10 18:58:50 +08:00
parent 4825f0724a
commit 17ec3d5e21
2 changed files with 18 additions and 49 deletions
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1
CHANGELOG.md
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@ -59,6 +59,7 @@ Please mark all change in change log and use the issue from GitHub
- \#1590 Server down caused by failure to write file during concurrent mixed operations
- \#1598 Server down during mixed operations
- \#1601 External link bug in HTTP doc
- \#1609 Refine Compact function
## Feature
- \#216 Add CLI to get server info

66
core/src/db/DBImpl.cpp
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@ -671,26 +671,6 @@ DBImpl::Compact(const std::string& table_id) {
ENGINE_LOG_DEBUG << "Compacting table: " << table_id;
/*
// Save table index
TableIndex table_index;
status = DescribeIndex(table_id, table_index);
if (!status.ok()) {
return status;
}
// Drop all index
status = DropIndex(table_id);
if (!status.ok()) {
return status;
}
// Then update table index to the previous index
status = UpdateTableIndexRecursively(table_id, table_index);
if (!status.ok()) {
return status;
}
*/
// Get files to compact from meta.
std::vector<int> file_types{meta::TableFileSchema::FILE_TYPE::RAW, meta::TableFileSchema::FILE_TYPE::TO_INDEX,
meta::TableFileSchema::FILE_TYPE::BACKUP};
@ -706,7 +686,6 @@ DBImpl::Compact(const std::string& table_id) {
OngoingFileChecker::GetInstance().MarkOngoingFiles(files_to_compact);
meta::TableFilesSchema files_to_update;
Status compact_status;
for (auto& file : files_to_compact) {
// Check if the segment needs compacting
@ -719,52 +698,41 @@ DBImpl::Compact(const std::string& table_id) {
if (!status.ok()) {
std::string msg = "Failed to load deleted_docs from " + segment_dir;
ENGINE_LOG_ERROR << msg;
return Status(DB_ERROR, msg);
OngoingFileChecker::GetInstance().UnmarkOngoingFile(file);
continue; // skip this file and try compact next one
}
meta::TableFilesSchema files_to_update;
if (deleted_docs->GetSize() != 0) {
compact_status = CompactFile(table_id, file, files_to_update);
if (!compact_status.ok()) {
ENGINE_LOG_ERROR << "Compact failed for segment " << file.segment_id_ << ": "
<< compact_status.message();
break;
OngoingFileChecker::GetInstance().UnmarkOngoingFile(file);
continue; // skip this file and try compact next one
}
} else {
OngoingFileChecker::GetInstance().UnmarkOngoingFile(file);
ENGINE_LOG_DEBUG << "Segment " << file.segment_id_ << " has no deleted data. No need to compact";
continue; // skip this file and try compact next one
}
ENGINE_LOG_DEBUG << "Updating meta after compaction...";
status = meta_ptr_->UpdateTableFiles(files_to_update);
if (!status.ok()) {
compact_status = status;
break; // meta error, could not go on
}
}
OngoingFileChecker::GetInstance().UnmarkOngoingFiles(files_to_compact);
if (compact_status.ok()) {
ENGINE_LOG_DEBUG << "Finished compacting table: " << table_id;
}
ENGINE_LOG_DEBUG << "Updating meta after compaction...";
/*
// Drop index again, in case some files were in the index building process during compacting
status = DropIndex(table_id);
if (!status.ok()) {
return status;
}
// Update index
status = UpdateTableIndexRecursively(table_id, table_index);
if (!status.ok()) {
return status;
}
*/
status = meta_ptr_->UpdateTableFiles(files_to_update);
if (!status.ok()) {
return status;
}
OngoingFileChecker::GetInstance().UnmarkOngoingFiles(files_to_compact);
ENGINE_LOG_DEBUG << "Finished updating meta after compaction";
return status;
return compact_status;
}
Status