String pool, intern’ing, PermGen
links: – https://www.baeldung.com/java-string-pool summary: – string literals are saved in string pool so they can be reused – new String() …
Tag Archives: memory
ipcs, semaphore, shared memory
links: – https://www.geeksforgeeks.org/use-posix-semaphores-c/ summary: – zero semaphore id means shared among threads – non-zero semaphore id means shared among processes …
Windows program memory usage
http://windows.microsoft.com/en-NZ/windows-vista/What-do-the-Task-Manager-memory-columns-mean – in short, “working set” is the currently using memory – committed is amount allocated or reserved – private …
Semphore, Shared memory comparison
Linux semaphore is go by set, Windows not. Sem create: linux – key_t, semget, IPC_CREAT win – SECURITY_ATTRIBUTES, CreateSemaphore Sem …
Free memory on linux
http://www.linuxatemyram.com/index.html The link explains and experiment actual free memory for apps. total used free shared buffers cached Mem: 31 …
