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94 views

How to edit /proc/partitions file in linux

I know /proc is a VFS and cannot be updated by user from shell prompt. this is my understanding from the beginning. Now , I am writing one code and where I am taking care of corrupted /proc/partitions ...
0
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1answer
270 views

Disk space monitoring with Zabbix while file descriptor/handle still open

Recently I've faced situation, when "standard" disk space monitoring failed - Zabbix uses vfs.fs.size item for checking disk usage, which is documented and preconfigured in bundled templates. The ...
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1answer
93 views

In what conditions are local files seen or written by an App-V application?

For some applications I have sequenced, App-V seems to do just what is needed to make the application work correctly. In other cases, however, I have found that a few files that ought to reside on ...
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0answers
42 views

How, exactly, is the override/merge mode inherited amongst nested App-V VFS folders?

There are canonical blog posts setting out how overriding and merging behaves in App-V in general. However, I have not found any conclusive documentation that sets out how inheritance of the ...
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1answer
232 views

Samba share content filtered based on regex rules

I would like to create a Samba share that filters the contents of a directory based on a series of regular expression matches against file names. For example, I would like the share to allow access to ...
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1answer
290 views

make vfs linux cache more inclined to keep inodes over actual file contents

I am using a centos 5 (2.6.18-194.el5). I need to be able to list files very quickly, in order for my rsync backup to be efficient. I don't really need to cache file contents, because file access ...
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1answer
406 views

Instruct Linux to cache files in swapfile

Background: The Linux VFS cache will cache every file that is read from the disk in memory. This keeps going until RAM is full, at which point the oldest files get kicked from the cache. I am ...
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3answers
3k views

Monotonic growth of Linux directory size/block count

On Linux, (perhaps as a function of the filesystem block size), when I create a directory and stat it, it returns a size of 4096. I can create files in this directory, up to a point, without ...