I’d like to set the system up to use most RAM for file system metadata caching, but only a reasonably small amount for read/write caching and prefetching files. Ideally I would like to be able to ...
I have a virtual server with ubuntu 10.04.4 LTS and plesk (preinstalled by hosting company). Now i have seen that the buffers/cache are always empty. Current uptime is 22 days. free and htop shows the ...
I have been considering bcache and flashcache. However my friend suggested me something called ZFS. In fact it says that formating disk with ZFS can actually do the exact same thing without kernel ...
When i copy files to the Android phone, they are copied to some cache, but they aren't written. I don't like it, because i don't know what is done. I've tried these methods: copying via thunar file ...
I read in some papers about NFS and Sprite that a system can use delayed writes when a client writes something to the server. I would like to know what is the purpose of this technique?
I have an embedded device with a flash memory running linux. I want to do raw read writes on the flash part but I also want to avoid any file system cache. How can I do this? Any pointers?
Is there a way to sync only one partition instead of all partitions? Something like "sync /dev/sdc1".
What various types of caching are possible in the ext3 file system and how can their values be changed using system calls or other methods? I don't want to use commands or tools.
Is there a kernel module or some other patch or something similar to Windows' ReadyBoost? Basically I'm looking for something that allows disk reads to be cached on a Flash drive.
We have a large file system on which a full du (disk usage) summary takes over two minutes. I'd like to find a way to speed up a disk usage summary for arbitrary directories on that file system. For ...