Distributed File Systems: GridFS vs. GlusterFS vs Ceph vs HekaFS Benchmarks [closed]

I’m not sure your list is quite correct. It depends on what you mean by a file system. If you mean a file system that is mountable in an operating system and usable by any application that reads and writes files using POSIX calls, then GridFS doesn’t really qualify. It is just how MongoDB stores … Read more

Cause of page fragmentation on “large” server with xfs, 20 disks and Ceph

I thought I’d put an answer with my observations because there are a lot of comments. Based off of your output at https://gist.github.com/christian-marie/7bc845d2da7847534104 We can determine the following: The GFP_MASK for the memory allocation tried is allowed to do the following. Can access emergency pools (I think this means access data below the high watermark … Read more