a solid-state disk (SSD)

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43
votes
2answers
2k views

What NOT to put on an SSD?

I bought an SSD and I am going to set up my desktop system with a completely fresh Linux installation. SSDs are known to be fast, but they have a disadvantage: The number of writes (per block?) is ...
7
votes
2answers
566 views

Trim with LVM and dm-crypt

I tried to setup TRIM with LVM and dm-crypt on ubuntu 13.04 following this tutorial: http://blog.neutrino.es/2013/howto-properly-activate-trim-for-your-ssd-on-linux-fstrim-lvm-and-dmcrypt/ See the ...
16
votes
7answers
4k views

Linux equivalent to ReadyBoost?

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.
3
votes
2answers
1k views

Optimal SSD configuration

I am thinking about buying an SSD for my Debian system. However, because I don't know what is the optimal arrangement (i.e. what goes on the SSD), I am not sure what is the optimal size. Obviously I ...
0
votes
1answer
188 views

Is my SSD broken? [duplicate]

/bin/ls: cannot access cache-zch-5666-cache.txt: Input/output error /bin/ls: cannot access cache-zch-4970-cache.txt: Input/output error /bin/ls: cannot access cache-zch-4782-cache.txt: Input/output ...
17
votes
3answers
9k views

How can I safely remove a SATA disk from a running system?

I sometimes need to plug a disk into a disk bay. At other times, I have the very weird setup of connecting a SSD using a SATA-eSATA cable on my laptop while pulling power from a desktop. How can I ...
8
votes
2answers
1k views

Heavy write activity on SSD nukes system performance

I've noticed that when I do heavy write applications, the whole system slows down. To test this further I ran this to do a (relatively) low-CPU, high disk activity: john -incremental > file_on_SSD ...
4
votes
4answers
372 views

If I have an SSD and a hard disk in a system, can the SSD act as cache for the hard disk?

Say I have some partitions; one on a SATA drive and one on an SSD. I want to create a "virtual" hybrid disk. Is this possible?
3
votes
3answers
142 views

Best way to benchmark different encryption solutions on my system

I want to compare different encryption solutions for encrypting my system, possibly different solutions for different parts of the system such as /usr or /home. In particular I look at dm-crypt ...
3
votes
1answer
235 views

How to mount some folders on a different partition

I recently got an SSD for my computer. Therefore I reinstalled my system and mounted / on /dev/sda1 (which is a partition on the SSD). To protect the SSD, I managed to mount /tmp on the RAMdisk. ...
3
votes
2answers
281 views

LVM with SSD and SATA hard disks

Is it possible to create LVM partitions for both SSD and SATA hard disks? I mean if there isn't any conflicts.