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2
votes
3answers
79 views

Why are there internet utilities in my initial ramdisk?

I have a fairly standard initial ramdisk created using mkinitcpio. I'm on Arch GNU/Linux. A while ago I got dropped to a rescue shell and poked around in the /bin of the ramdisk to see what was ...
2
votes
2answers
305 views

why is filesystem intensive script not faster on ram disk

I have a script which creates a lot of files and directories. The script does black box tests for a program which works with a lot of files and directories. The test count grew and the tests were ...
2
votes
2answers
176 views

du on ramdisk displays 3GB less than df

I understand there's often a some discrepancy between du and df but when I du my ramdisk it occupies 13G, whereas df shows it's using 16GB. This seems quite a big difference. Is this normal? ...
2
votes
1answer
101 views

Missing /dev/ram0 /dev/ram1 and /proc/kcore

I have been experimenting with etckeeper to store different snapshots of /etc in a git repo. I have cloned a working /etc in /etc-1 of a clean VPS and I have restored metadata with etckeeper, the I ...
1
vote
1answer
433 views

Measurement of free ram through /proc/meminfo with ramdisk (initrd)

I am booting a disk image via PXE, it is a full system on an initrd ramdisk. I would like to measure the actual free memory of the system (not including buffers and file system caching). I was told ...
0
votes
2answers
23 views

Ramdisks in OpenSuse 13.1

I've just installed OpenSuse 13.1, and noticed 5 tmpfs ramdisks in the partitioner, mapped to /dev/shm, /run, /sys/fs/cgroup, /var/lock and /var/run. I don't remember seeing these ramdisks in the ...
0
votes
1answer
64 views

How do I create a RAM disk on Linux Mint?

I am running a package that adds data to the end of 140–300 files each time through the process. I'm thinking of moving the process to a RAM disk, and using rsync to copy it back when done. My goal ...
0
votes
0answers
46 views

Unable to boot New solaris ramdisk image in SAM - Bad Magic number error

I am trying to create a new ramdisk for SAM with 1GB space from the provided "disk.s10hw2". Below are the following steps (following the thread in OTN: Booting problem with custom built solaris10 disk ...
0
votes
0answers
48 views

Creating a fixed-size post boot block device from ram

First off: /root# cat /proc/version Linux version 3.12.6 What I'm trying to do is create a block device (no filesystem) out of ram of a fixed (configurable) size (pre-allocated, not ...
0
votes
0answers
100 views

Running vmdk in ramdisk

I created a FreeBSD VM running on VMWare ESX, with a SCSI Harddisk. I added another SCSI disk (new vmdk file) to it and it booted perfectly fine. I then created a ramdisk on the VMWare ESX Host, and ...