IP Library Granted Patent US 10,936,445
Granted Patent B2
US 10,936,445 · App. 16/203,475 · Granted Mar 2, 2021

Resource management

Inventors: Nathan J. Rauh (Rochester, MN); Alex Motley (Rochester, MN); Andrew Gordon Guibert (Rochester, MN); James Stephens (Rochester, MN); Mark Swatosh (Rochester, MN)
Assignee: International Business Machines Corporation
G06F11/1471G06F11/1474H04L9/0637H04L67/10G06F2201/87H04L2209/38
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Quick Facts
Patent No.
US 10,936,445
App. No.
16/203,475
Granted
Mar 2, 2021
Kind
B2
Abstract

An example operation may include one or more of connecting, by a transaction manager node, to a blockchain configured to store transaction data, receiving, by the transaction manager node, a transaction from a user node, the transaction includes a transactional operation, performing, by the transaction manager node, the transactional operation on an at least one two-phase commit capable resource, writing, by the transaction manager node, the transaction data into a recovery log, committing, by the transaction manager node, the transaction to the blockchain, and in response to an unknown outcome of the commit of the transaction, executing a recovery operation.

Claims (46)

1. A system, comprising:

a processor; and

a memory on which are stored machine readable instructions that when executed by the processor, cause the processor to:

connect to a blockchain configured to store transaction data;

receive a transaction from a user node, the transaction includes a transactional operation;

perform the transactional operation on an at least one two-phase commit capable resource;

write the transaction data into a recovery log;

commit the transaction to the blockchain; and

in response to an unknown outcome of the commit of the transaction, execute a recovery operation.

2. The system of claim 1 , wherein the instructions are further to cause the processor to store the recovery log on a ledger of the blockchain.

3. The system of claim 1 , wherein the transaction data comprises:

a transaction identifier;

a global transaction identifier; and

a resource identifier.

4. The system of claim 1 , wherein the instructions are further to cause the processor to locate a one-phase commit recoverable resource provider based on a resource identifier retrieved from the recovery log in response to the unknown outcome of the commit of the transaction.

5. The system of claim 4 , wherein the instructions are further to cause the processor to send a transaction identifier associated with the resource identifier to the one-phase commit recoverable resource provider.

6. The system of claim 5 , wherein the instructions are further to cause the processor to submit the transaction to the blockchain, wherein the transaction includes a recoverable one-phase commit resource retrieved from the blockchain by the one-phase commit recoverable resource provider.

7. The system of claim 6 , wherein the instructions are further to cause the processor to execute the recovery operation if a commit of the transaction on the blockchain produces an unknown outcome.

8. A method, comprising:

connecting, by a transaction manager node, to a blockchain configured to store transaction data;

receiving, by the transaction manager node, a transaction from a user node, the transaction includes a transactional operation;

performing, by the transaction manager node, the transactional operation on an at least one two-phase commit capable resource;

writing, by the transaction manager node, the transaction data into a recovery log;

committing, by the transaction manager node, the transaction to the blockchain; and

in response to an unknown outcome of the commit of the transaction, executing a recovery operation.

9. The method of claim 8 , further comprising storing the recovery log on a ledger of the blockchain.

10. The method of claim 8 , wherein the transaction data comprises:

a transaction identifier;

a global transaction identifier; and

a resource identifier.

11. The method of claim 10 , further comprising locating a one-phase commit recoverable resource provider based on a resource identifier retrieved from the recovery log in response to the unknown outcome of the commit of the transaction.

12. The method of claim 11 , further comprising sending a transaction identifier associated with the resource identifier to the one-phase commit recoverable resource provider.

13. The method of claim 12 , further comprising submitting the transaction to the blockchain, wherein the transaction includes a recoverable one-phase commit resource retrieved from the blockchain by the one-phase commit recoverable resource provider.

14. The method of claim 13 , further comprising executing the recovery operation if a commit of the transaction on the blockchain produces an unknown outcome.

15. A non-transitory computer readable medium comprising instructions, that when read by a processor, cause the processor to perform:

connecting to a blockchain configured to store transaction data;

receiving a transaction from a user node, the transaction includes a transactional operation;

performing the transactional operation on an at least one two-phase commit capable resource;

writing the transaction data into a recovery log;

committing the transaction to the blockchain; and

in response to an unknown outcome of the commit of the transaction, executing a recovery operation.

16. The non-transitory computer readable medium of claim 15 further comprising instructions, that when read by the processor, cause the processor to store the recovery log on a ledger of the blockchain.

17. The non-transitory computer readable medium of claim 15 further comprising instructions, that when read by the processor, cause the processor to locate a one-phase commit recoverable resource provider based on a resource identifier retrieved from the recovery log in response to the unknown outcome of the commit of the transaction.

18. The non-transitory computer readable medium of claim 17 further comprising instructions, that when read by the processor, cause the processor to send a transaction identifier associated with the resource identifier to the one-phase commit recoverable resource provider.

19. The non-transitory computer readable medium of claim 18 further comprising instructions, that when read by the processor, cause the processor to submit the transaction to the blockchain, wherein the transaction includes a recoverable one-phase commit resource retrieved from the blockchain by the one-phase commit recoverable resource provider.

20. The non-transitory computer readable medium of claim 19 further comprising instructions, that when read by the processor, cause the processor to execute the recovery operation if a commit of the transaction on the blockchain produces an unknown outcome.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 28, 2018
From: RAUH, NATHAN J.; MOTLEY, ALEX; GUIBERT, ANDREW GORDON; STEPHENS, JAMES; SWATOSH, MARK
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 047613/0366 →
Continuity (1)
Related Publication 20200167243A1 · May 28, 2020