void FSyncLockThread::doRealWork() {
SimpleMutex::scoped_lock lkf(filesLockedFsync);
OperationContextImpl txn; // XXX?
Lock::GlobalWrite global(txn.lockState()); // No WriteUnitOfWork needed
SimpleMutex::scoped_lock lk(fsyncCmd.m);
verify( ! fsyncCmd.locked ); // impossible to get here if locked is true
try {
getDur().syncDataAndTruncateJournal(&txn);
}
catch( std::exception& e ) {
error() << "error doing syncDataAndTruncateJournal: " << e.what() << endl;
fsyncCmd.err = e.what();
fsyncCmd._threadSync.notify_one();
fsyncCmd.locked = false;
return;
}
global.downgrade();
try {
StorageEngine* storageEngine = getGlobalEnvironment()->getGlobalStorageEngine();
storageEngine->flushAllFiles(true);
}
catch( std::exception& e ) {
error() << "error doing flushAll: " << e.what() << endl;
fsyncCmd.err = e.what();
fsyncCmd._threadSync.notify_one();
fsyncCmd.locked = false;
return;
}
verify( ! fsyncCmd.locked );
fsyncCmd.locked = true;
fsyncCmd._threadSync.notify_one();
while ( ! fsyncCmd.pendingUnlock ) {
fsyncCmd._unlockSync.wait(fsyncCmd.m);
}
fsyncCmd.pendingUnlock = false;
fsyncCmd.locked = false;
fsyncCmd.err = "unlocked";
fsyncCmd._unlockSync.notify_one();
}
void FSyncLockThread::doRealWork() {
SimpleMutex::scoped_lock lkf(filesLockedFsync);
Lock::GlobalWrite global(true/*stopGreed*/);
SimpleMutex::scoped_lock lk(fsyncCmd.m);
verify( ! fsyncCmd.locked ); // impossible to get here if locked is true
try {
getDur().syncDataAndTruncateJournal();
}
catch( std::exception& e ) {
error() << "error doing syncDataAndTruncateJournal: " << e.what() << endl;
fsyncCmd.err = e.what();
fsyncCmd._threadSync.notify_one();
fsyncCmd.locked = false;
return;
}
global.downgrade();
try {
MemoryMappedFile::flushAll(true);
}
catch( std::exception& e ) {
error() << "error doing flushAll: " << e.what() << endl;
fsyncCmd.err = e.what();
fsyncCmd._threadSync.notify_one();
fsyncCmd.locked = false;
return;
}
verify( ! fsyncCmd.locked );
fsyncCmd.locked = true;
fsyncCmd._threadSync.notify_one();
while ( ! fsyncCmd.pendingUnlock ) {
fsyncCmd._unlockSync.wait(fsyncCmd.m);
}
fsyncCmd.pendingUnlock = false;
fsyncCmd.locked = false;
fsyncCmd.err = "unlocked";
fsyncCmd._unlockSync.notify_one();
}
int32_t main(int32_t argc, char **argv) {
linearkalmanfilter::LinearKalmanFilter lkf(argc, argv);
return lkf.runModule();
}
