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For scenarios, such as, Bug 3697586: Server crashes when assigning distributed transaction: Raise an ERROR instead of a crash

pull/7825/head
Teja Mupparti 2024-12-24 14:42:15 -08:00 committed by Teja Mupparti
parent 73411915a4
commit ab7c13beb5
1 changed files with 10 additions and 0 deletions
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10
src/backend/distributed/transaction/backend_data.c
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@ -855,6 +855,16 @@ GetCurrentDistributedTransactionId(void)
void void
AssignDistributedTransactionId(void) AssignDistributedTransactionId(void)
{ {
/*
* MyBackendData should always be available. However, we observed some
* crashes where certain hooks were not executed.
* Bug 3697586: Server crashes when assigning distributed transaction
*/
if (!MyBackendData)
{
ereport(ERROR, (errmsg("backend is not ready for distributed transactions")));
}
pg_atomic_uint64 *transactionNumberSequence = pg_atomic_uint64 *transactionNumberSequence =
&backendManagementShmemData->nextTransactionNumber; &backendManagementShmemData->nextTransactionNumber;