multithreading - What is a deadlock? - Stack Overflow When writing multi-threaded applications, one of the most common problems experienced are deadlocks My questions to the community are: What is a deadlock? How do you detect them? Do you handl
What are common reasons for deadlocks? - Stack Overflow Yes - deadlocks occur when processes try to acquire resources in random order If all your processes try to acquire the same resources in the same order, the possibilities for deadlocks are greatly reduced, if not eliminated
Why do deadlocks happen in SQL Server? - Stack Overflow So as I understand it, SQL deadlocks happen when a SPID is busy processing another query and it can't be bothered to run another one because it's so busy right now The SQL Server "randomly" picks
An async await example that causes a deadlock - Stack Overflow To add to @ToniPetrina's point, even w o the deadlock problem, var data = GetDataAsync() Result; is a line of code that should never be done in a context that you should not block (UI or ASP NET request) Even if it doesn't deadlock, it is blocking the thread an indeterminate amount of time So basically its a terrible example [You need to get off of the UI thread before executing code like
How to View Deadlock Transactions In SQL Server? In our production server, the deadlock happening frequently Is anyone can help on how to view those transactions from which the deadlock occur?
Preventing deadlocks in SQL Server - Stack Overflow The general advice regarding deadlocks: make sure you do everything in the same order, i e acquire locks in the same order, for different processes You can find the same advice in this technical article on microsoft com regarding Minimizing Deadlocks
c# - Entity Framework Deadlocks - Stack Overflow Why deadlocks? In order to understand why you are running into a deadlock, it's important to understand what the Serializable Isolation Level means The documentation of SQL Server Isolation Levels says the following about Serializable (emphasis mine): Statements cannot read data that has been modified but not yet committed by other transactions
sql server - how to solve deadlock problem? - Stack Overflow 9 Deadlocks can occur for many reasons and sometimes troubleshooting deadlocks can be more of an art than a science What I use to find and get rid of deadlocks, outside of plain SQL Profiler, is a lightweight tool that gives a graphical depiction of deadlocks as they occur When you see a deadlock, you can drill down and get valuable information
Can an INSERT operation result in a deadlock? - Stack Overflow If the insert is a multiple relation variety of insert into C select A value from A,B then you can definitely have deadlocks If the insert is a single relation variety insert into C values (a_value) then I can't imagine how it could