WAIT EVENTS / VERSION COMPARISON
What changed?
Wait Events · PostgreSQL 17 → 18
9 added · 0 removed · 1 changed · 0 coverage changes. These are changes in the pinned reference snapshots.
addedCheckpointerShutdown
--- 17 +++ 18 @@ -0,0 +1,2 @@ +Activity/CheckpointerShutdown +Waiting for checkpointer process to be terminated.
addedIoWorkerMain
--- 17 +++ 18 @@ -0,0 +1,2 @@ +Activity/IoWorkerMain +Waiting in main loop of IO Worker process.
addedAioIoCompletion
--- 17 +++ 18 @@ -0,0 +1,2 @@ +IO/AioIoCompletion +Waiting for another process to complete IO.
addedAioIoUringExecution
--- 17 +++ 18 @@ -0,0 +1,2 @@ +IO/AioIoUringExecution +Waiting for IO execution via io_uring.
addedAioIoUringSubmit
--- 17 +++ 18 @@ -0,0 +1,2 @@ +IO/AioIoUringSubmit +Waiting for IO submission via io_uring.
addedCopyFileCopy
--- 17 +++ 18 @@ -0,0 +1,2 @@ +IO/CopyFileCopy +Waiting for a file copy operation.
changedvirtualxid
--- 17 +++ 18 @@ -1,2 +1,2 @@ Lock/virtualxid -Waiting to acquire a virtual transaction ID lock; see Section 66.1. +Waiting to acquire a virtual transaction ID lock; see Section 67.1.
addedAioUringCompletion
--- 17 +++ 18 @@ -0,0 +1,2 @@ +LWLock/AioUringCompletion +Waiting for another process to complete IO via io_uring.
addedAioWorkerSubmissionQueue
--- 17 +++ 18 @@ -0,0 +1,2 @@ +LWLock/AioWorkerSubmissionQueue +Waiting to access AIO worker submission queue.
addedParallelBtreeScan
--- 17 +++ 18 @@ -0,0 +1,2 @@ +LWLock/ParallelBtreeScan +Waiting to synchronize workers during Parallel B-tree scan plan execution.