Freenix 2000 USENIX Annual Technical Conference Paper
UBC: An Efficient Unified I/O and Memory Caching Subsystem for NetBSD Chuck Silvers The NetBSD Project [email protected], https://www.netbsd.org/ Abstract This paper introduces UBC ("Unified Buffer Cache"), a design for unifying the filesystem and virtual memory caches of file data, thereby providing increased system performance. In this paper we discuss both the traditional BSD caching interfaces
NetBSD Blog: Runnable Userspace Meta Programs in NetBSD 5.0
Introduction Rump (Runnable Userspace Meta Programs) is a kernel virtualization and isolation technique available only in NetBSD. Rump uses the standard user process abstraction to provide a virtualization container for kernel components such as file systems and networking. The first release to feature rump support is NetBSD 5.0. For the user, rump offers increased reliability and system partition
Kernel File Systems as Userspace Servers
On Kernel File System Servers Mounting and Use Internals This chapter describes the symbiosis of background knowledge on them, see the respective web pages. On Kernel File System Servers The integration of the puffs and rump technologies enables mounting kernel file systems as userspace servers. Equivalent functionality to the in-kernel option is maintained, and an application accessing files is u
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