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feat(MCOL-6082): Multiple readers of dbroots using OamCache logic

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This patch introduces centralized logic of selecting what dbroot is
accessible in PrimProc on what node. The logic is in OamCache for time
being and can be moved later.
This commit is contained in:
Serguey Zefirov
2025-07-10 11:31:32 +00:00
parent 2753743762
commit 5aa2a824c2
33 changed files with 232 additions and 194 deletions
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10
dmlproc/dmlprocessor.cpp
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@ -1155,8 +1155,6 @@ void PackageHandler::run()
logging::Message message(1);
args.add("dmlprocessor.cpp PackageHandler::run() package type");
args.add((uint64_t)fPackageType);
args.add(" ,transaction ID: ");
args.add(fTxnid);
args.add(e.what());
message.format(args);
ml.logErrorMessage(message);
@ -1404,7 +1402,9 @@ void DMLProcessor::operator()()
messageqcpp::ByteStream::byte status = 255;
messageqcpp::ByteStream::octbyte rowCount = 0;
if (fDbrm->getSystemState(stateFlags) >
int rr = fDbrm->getSystemState(stateFlags);
if (rr >
0) // > 0 implies succesful retrieval. It doesn't imply anything about the contents
{
messageqcpp::ByteStream results;
@ -1845,7 +1845,7 @@ void DMLProcessor::operator()()
void RollbackTransactionProcessor::processBulkRollback(BRM::TableLockInfo lockInfo, BRM::DBRM* dbrm,
uint64_t uniqueId,
OamCache::dbRootPMMap_t& dbRootPMMap,
OamCache* oamcache,
bool& lockReleased)
{
// Take over ownership of stale lock.
@ -1884,7 +1884,7 @@ void RollbackTransactionProcessor::processBulkRollback(BRM::TableLockInfo lockIn
for (uint32_t i = 0; i < lockInfo.dbrootList.size(); i++)
{
pmId = (*dbRootPMMap)[lockInfo.dbrootList[i]];
pmId = oamcache->getOwnerPM(lockInfo.dbrootList[i]);
pmSet.insert(pmId);
}