[ZOOKEEPER-1777] Missing ephemeral nodes in one of the members of the ensemble

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 3.4.5
• Component/s: quorum

Environment

Linux, Java 1.7

• Assignee: Germán Blanco
• Reporter: Germán Blanco
• Created: 02/Oct/13 10:09
• Updated: 03/Feb/22 08:50

Description

In a 3-servers ensemble, one of the followers doesn't see part of the ephemeral nodes that are present in the leader and the other follower.
The 8 missing nodes in "the follower that is not ok" were created in the end of epoch 1, the ensemble is running in epoch 2.

Issue Links

• is related to: ZOOKEEPER-866 Adding no disk persistence option in zookeeper.
• relates to: ZOOKEEPER-832 Invalid session id causes infinite loop during automatic reconnect
• relates to: ZOOKEEPER-1449 Ephemeral znode not deleted after session has expired on one follower (quorum is in an inconsistent state)
• requires: ZOOKEEPER-1413 Use on-disk transaction log for learner sync up

Sub-Tasks

• Add hash check to transaction history in quorum servers: Open