[jira] [Updated] (FLINK-19832) Improve handling of immediately failed physical slot in SlotSharingExecutionSlotAllocator
[ https://issues.apache.org/jira/browse/FLINK-19832?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Till Rohrmann updated FLINK-19832: -- Fix Version/s: 1.12.1 1.13.0 > Improve handling of immediately failed physical slot in > SlotSharingExecutionSlotAllocator > - > > Key: FLINK-19832 > URL: https://issues.apache.org/jira/browse/FLINK-19832 > Project: Flink > Issue Type: Improvement > Components: Runtime / Coordination >Affects Versions: 1.12.0 >Reporter: Andrey Zagrebin >Assignee: Andrey Zagrebin >Priority: Major > Labels: pull-request-available > Fix For: 1.13.0, 1.12.1 > > > Improve handling of immediately failed physical slot in > SlotSharingExecutionSlotAllocator > If a physical slot future the immediately fails for a new SharedSlot in > SlotSharingExecutionSlotAllocator#getOrAllocateSharedSlot but we continue to > add logical slots to this SharedSlot, eventually, the logical slot also fails > and gets removed from {{the SharedSlot}} which gets released (state > RELEASED). The subsequent logical slot addings in the loop of > {{allocateLogicalSlotsFromSharedSlots}} will fail the scheduling > with the ALLOCATED state check because it will be RELEASED. > The subsequent bulk timeout check will also not find the SharedSlot and fail > with NPE. > Hence, such SharedSlot with the immediately failed physical slot future > should not be kept in the SlotSharingExecutionSlotAllocator and the logical > slot requests depending on it can be immediately returned failed. The bulk > timeout check does not need to be started because if some physical (and its > logical) slot requests failed then the whole bulk will be canceled by > scheduler. > If the last assumption is not true for the future scheduling, this bulk > failure might need additional explicit pending requests cancelation. We > expect to refactor it for the declarative scheduling anyways. -- This message was sent by Atlassian Jira (v8.3.4#803005)
[jira] [Updated] (FLINK-19832) Improve handling of immediately failed physical slot in SlotSharingExecutionSlotAllocator
[ https://issues.apache.org/jira/browse/FLINK-19832?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] ASF GitHub Bot updated FLINK-19832: --- Labels: pull-request-available (was: ) > Improve handling of immediately failed physical slot in > SlotSharingExecutionSlotAllocator > - > > Key: FLINK-19832 > URL: https://issues.apache.org/jira/browse/FLINK-19832 > Project: Flink > Issue Type: Improvement > Components: Runtime / Coordination >Affects Versions: 1.12.0 >Reporter: Andrey Zagrebin >Assignee: Andrey Zagrebin >Priority: Major > Labels: pull-request-available > > Improve handling of immediately failed physical slot in > SlotSharingExecutionSlotAllocator > If a physical slot future the immediately fails for a new SharedSlot in > SlotSharingExecutionSlotAllocator#getOrAllocateSharedSlot but we continue to > add logical slots to this SharedSlot, eventually, the logical slot also fails > and gets removed from {{the SharedSlot}} which gets released (state > RELEASED). The subsequent logical slot addings in the loop of > {{allocateLogicalSlotsFromSharedSlots}} will fail the scheduling > with the ALLOCATED state check because it will be RELEASED. > The subsequent bulk timeout check will also not find the SharedSlot and fail > with NPE. > Hence, such SharedSlot with the immediately failed physical slot future > should not be kept in the SlotSharingExecutionSlotAllocator and the logical > slot requests depending on it can be immediately returned failed. The bulk > timeout check does not need to be started because if some physical (and its > logical) slot requests failed then the whole bulk will be canceled by > scheduler. > If the last assumption is not true for the future scheduling, this bulk > failure might need additional explicit pending requests cancelation. We > expect to refactor it for the declarative scheduling anyways. -- This message was sent by Atlassian Jira (v8.3.4#803005)