3
votes
2answers
214 views

Will performance be worse if I encrypt the entire Hard Drive / SDD?

If I use whole disk encryption, will I notice a drop in performance? And what about for a SSD? And I see that there is a option in my bios that enables Intel AES-NI does this have any effect on my ...
0
votes
0answers
63 views

Improve performance etc for full-disk-encrypted drives

I have an old laptop (AMD A6-3420M APU) running Ubuntu 13.10 in wubi. On this laptop I use VirtualBox to run an an Ubuntu 12.04 VM. The Ubuntu 12.04 image has full disk encryption and home folder ...
0
votes
0answers
134 views

Very Slow SDXC Card Read/Writes

Recently took my laptop which had Windows 7 on it and did a fresh install of Ubuntu 12.04.4 64 Bit. The laptop has a 128GB Class 10 Kingston SDXC card installed. I used the card in Windows without any ...
0
votes
1answer
447 views

Terrible Luks/dm-crypt performance on 13.10 (Asus Zenbook, SSD, AES-NI supported)

I have a Laptop (Asus Zenbook UX31A) with 124GB SSD. I installed Ubuntu on a encrypted partition and started facing moments of temporary or permanent unresponsiveness. I suspected I/O and did some ...
5
votes
1answer
3k views

Slow SSD + dm-crypt with Luks encryption in Ubuntu 12.10

I have an 128 GB SSD installed in my laptop (Samsung 840 Pro) on a Sata 3 interface. This laptop also has an i5 3210m Ivy Bridge Intel processor and 8 GB of RAM. I installed Ubuntu 12.10, using the ...
1
vote
1answer
657 views

How to benchmark a software's performance

How can I benchmark the performance of a particular software not complete system? I know various tools are available for system benchmarking. But I want to benchmark the performance of a particular ...
5
votes
1answer
5k views

How will 12.10 disk encryption affect performance?

As the title suggests. Massive performance degradation? And what technology does it use?
4
votes
1answer
549 views

Why is ecryptfs so slow when running du -s?

I have been using Ubuntu's encrypted home folder system for some time now and have not really noticed any slowdowns except in two specific cases. When I run du -s in my home folder, it takes several ...
19
votes
4answers
8k views

What is the performance overhead of encrypted /home?

I have a netbook with Windows on the second partition and Xubuntu (/ and /home) on the third partition. I selected to encrypt my home folder during installation. The performance of the netbook is ...