Lock manager reported false deadlocks if one of deadlock participants waits with permitted timeout [CORE1984] #2422
Labels
affect-version: 1.0.3
affect-version: 1.5.4
affect-version: 1.5.5
affect-version: 2.0.0
affect-version: 2.0.1
affect-version: 2.0.2
affect-version: 2.0.3
affect-version: 2.0.4
affect-version: 2.1.0
affect-version: 2.5 Initial
component: engine
fix-version: 2.0.5
fix-version: 2.1.2
fix-version: 2.5 Beta 1
priority: major
qa: cannot be tested
type: bug
Submitted by: @hvlad
Block progress on CORE1970
Block progress on CORE2611
Circle in wait-for graph will be broken automatically if at least one node waiting with timeout.
Lock manager may wrongly report such circle as deadlock and chosen victim may be not ready to handle such error.
This may lead to "lock conversion denied" and "lock denied" bugchecks in CCH.
Commits: 71ac38a 5ec0e6a 6ce4216
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