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Newbie: Shared Memory Size: shmget()
Hi Sambones. Good insight. No, it doesn't need to survive a reboot. That's a gotcha for some people. The identifier is itself stored in memory, in the application. So if I understand what you mean by file identifier (generated by ftok, shmget, and shmat) there should be no disk access. Also... -
Newbie: Shared Memory Size: shmget()
Hi Salem, The client server model works in everything else I do in web development. Databases like MySQL are in-memory and quite fast. I used to use HeapTables in MySQL for similar goals. The key here is that the "data" and content is inherently in flat files. After doing more research I am... -
Newbie: Shared Memory Size: shmget()
Hi SamBones, I guess my definition of beginner is different! Yes, I understand the differences between malloc and shmget. What I am trying to do is persist memory (some strings, and preferably a struct). The application doesn't run as a dameon - the applications life span is short, so I don't... -
Newbie: Shared Memory Size: shmget()
Hi All, This is my first post - and I am just beginning C so your help is greatly appreciated. I'm trying to understand the size_t param for shmget() as well as the limits of shared memory in general. I'm on Linux for now, but want this to be cross platform. When creating a shared memory...
