Databases: Restore stuck in ASYNC_IO_COMPLETION?

Databases: Restore stuck in ASYNC_IO_COMPLETION?

WebDescription: This wait type represents a variety of synchronous read and write operations in data files are not related to tables, plus reads from the transaction log. Examples uses include: Reading log blocks from the transaction log (during any operation that causes the log to be read from disk – e.g. recovery) Reading allocation bitmaps ... WebAug 19, 2024 · Very frequently when I restore databases the restore operation gets stuck and the wait type is ASYNC_IO_COMPLETION.It can be in such state for 10-20-30 minutes untill it proceeds to PREEMPTIVE_OS_WRITEFILEGATHER and this is when progress … container as a service google WebBackup and restore operations can also accumulate this wait counter. As this wait accumulates during backups moderate values are expected. Resolved by. DBAs. ... SQL … WebFeb 27, 2024 · This wait type generally represents non-data page I/Os. Data page I/O completion waits appear as PAGEIOLATCH_* waits. IO_QUEUE_LIMIT: Occurs when the asynchronous IO queue for the Azure SQL Database has too many IOs pending. Tasks trying to issue another IO are blocked on this wait type until the number of pending IOs … container as a service microsoft WebFeb 15, 2024 · Especially run the following and see if it returns any IO related waits (BACKUPIO or ASYNC_IO_COMPLETION which are pretty common during backup/restore). Also, Shanky's advice about granting "Perform Volume Maintenance" right to the service account should help speed things up. WebAs general guidance for I/O wait types, if the wait time is higher than acceptable I/O latencies for your environment, investigate whether the I/O subsystem is overloaded or … dole certificate of registration renewal WebDec 15, 2015 · I have tried to restore a 3 GB database with files on C drive (SSD) which took about 40 minutes to complete. Checking restore progress, after about 20 minutes it was at 100% complete. During the restore, I had PREEMPTIVE_OS_WRITEFILEGATHER constantly showing up for my restore. 40 minutes for 3 GB database is too much.

Post Opinion