Can I read Understanding False Sharing in Multi-Core Systems on EtoBox?
Understanding False Sharing in Multi-Core Systems by bsgindia82 is a document available to read on EtoBox.
What is Understanding False Sharing in Multi-Core Systems about?
False sharing occurs when two processors access different data within the same cache line or sector. Even though the data being accessed is distinct, the cache line must be transferred between processors. This can cause a "ping-pong" effect where the cache line is bounced rapidly between processors. An experiment showed that increasing the distance between memory locations accessed by different threads reduced false sharing and significantly improved performance, as the locations no longer shared the same c
- Author
- bsgindia82
- Language
- EN