0
votes
0answers
25 views

Installing Windows Server 2008 R2 To A Thumb Drive [on hold]

Is it possible to install Windows Server 2008 R2 to a thumb drive? I currently run FreeNAS from my thumb drive but ran into issues with a UNIX OS not supporting Windows ACLs and found out the hard ...
-1
votes
2answers
52 views

No advantage from SSD boot drive for 24/7 server? [closed]

Since my OS and applications are loaded into memory upon boot, isn't there no advantage from having my OS on an SSD boot drive for a server that is kept up 24/7? I know there are several assumptions ...
3
votes
2answers
130 views

Age replacement policy for hard disks and SSDs at servers

I'm planing an age replacement policy for our storage and servers. Most of them are for DBs and some for images (static content) so yes, they have an huge I/O everytime. Also, we use Samsung 840 Pro ...
3
votes
3answers
899 views

Is it wise to use SSHDs (Solid state hybrid drives) on a server?

I have a bunch of servers with very heavy I/O that currently use SATA3/SAS drives, but do suffer from I/O wait on the SATA drives, and I have just been alerted to the existence of SSHDs which cost the ...
0
votes
2answers
639 views

Software for RAID Failure Alerts?

I have two 256 GB Samsung 840 Pro SSD disks in a RAID 1 array. I would like to receive a notification if one of the disks in the array fails. Can anybody recommend an application I can install on the ...
-1
votes
1answer
51 views

Mounting ssd. Expectations vs reality about server load

I'v installed SSD on my server and moved tmp folder, mysql data folder and 2 most loaded websites(php) on it. I'v expected that server load will fall a little bit, but it seems that it is on the same ...
19
votes
4answers
1k views

SSD head / cylinder / cluster details

A customer of ours makes industrial robots that run on very old, but stable, hardware and software. The only bottleneck has always been the hard drive in these moving machines. Due to constant ...
1
vote
0answers
267 views

SSD Performance under Oracle

I have serious performance issues with oracle running over ssd. I have two OCZ Vertex 3 MAX IOPS drives (firmware 2.15). It runs on a INTEL C600 SATA Chipset. Windows 2008 R2. So the issue is ...
1
vote
2answers
182 views

What is the likelihood of data loss in a failed SSD vs HDD?

It is well documented on Wikipedia that a head crash in a hard disk drive (HDD) may result in some data loss. However, there is not much being written about the different modes of a solid state drive ...
3
votes
1answer
2k views

Why does storage's performance change at various queue depths?

I'm in the market for a storage upgrade for our servers. I'm looking at benchmarks of various PCIe SSD devices and in comparisons I see that IOPS change at various queue depths. How can that be and ...
0
votes
1answer
178 views

Multiple SSD's not showing up in ESXi 4.1

The previous configuration for my server was 4x 500GB Drives, 3x 2TB Drives, 1x 480GB SSD and I replace 3 of the 500GB with SSD to look like 1x 500GB, 3x 2TB, 4x 480GB SSD. The previous ...
1
vote
3answers
825 views

What would happen if I did a raid on a SSD and an HDD?

I am building another server (cheap) and would like to go with a 256GB SSD drive for my boot and data. This will be enough for my needs, but just having one SSD scares me for a couple of reasons. If ...
4
votes
3answers
408 views

Vertex 2 SSD Freezing 60 seconds at a time

I have a OCZ Vertex 2 SSD that I've been using for a few years in a Win2k8 64-bit "Server" (Dell Precision M4300). Every few weeks it gets in a mood during which it temporarily freezes very often for ...
2
votes
2answers
596 views

Worth it to move /var to physical disk vs logical?

Brief question about partition layout. I use an SSD for /, /boot, /usr, & /home partitions. I'd like to move /var to a mechanical disk to minimize writes to the SSD. I'm mainly concerned about ...
1
vote
3answers
4k views

Can cloning a hard disk drive to a SSD drive physically damage the SSD or the performance of the SSD?

I have a new SSD drive, I want to use it to replace the old mechanical hard disk drive in a laptop. The laptop had a new O/S (Windows 7 64-bit) installed about 9 months ago and I want to know if it's ...
9
votes
4answers
2k views

What effects do magnets have on HDDs and SSDs? [closed]

What do magnets do to hard disk drives and solid state drives upon contact?
0
votes
5answers
652 views

What are the more reliable SSDs to use in an enterprise environment? [closed]

We all know SSDs are fast... but aren't all that great when it comes to any computer that writes to disk many times in any given minute. Are there any SSDs that are suited for an enterprise ...
0
votes
2answers
492 views

Rule of thumb: SATA for storage & serving static content, SSD/SAS for databases?

The question says it all. But, is it true? Can someone explain what's the differentiating factor here (how one type of disk is better than another for a specific purpose)? (FYI, I've tried searching, ...
1
vote
2answers
335 views

SSD redundancy via HDD

Is there a way to guarantee redundancy to an SSD using an HDD? Raid 1 is the best choice to guarantee redundancy in HDDs, but SSDs are too expensive to guarantee redundancy via RAID. If I was to ...
1
vote
2answers
823 views

How much space should I leave free on an SSD to ensure performance and stability?

I have heard from various sources that if you use close to all of the storage on your disk you will run into performance and/or reliability issues. Is this also true of SSDs? If so how much free space ...
1
vote
2answers
289 views

MS-SQL Which files on which drives?

I'm quite a novice at configuration of MS-SQL so would appreciate some advice. I've got a Dell PE2950 Twin Quad Xeon server with 32GB RAM running MS-SQL 2008 Web Edition. The drives are 4x73GB SAS ...
15
votes
8answers
4k views

Zeroing SSD drives

We host VPSes for customers. Each customer VPS is given an LVM LV on a standard spindle hard disk. If the customer were to leave, we zero out this LV ensuring that their data does not leak over to ...
1
vote
2answers
217 views

SSDs in high read/write environment

At the minute, we host VPSes for many customers using standard RAID10 setups using spindle hard disks. We are thinking of trying a new experiemnt: SSD based VPSes in RAID10 arrays. My knowledge ...
11
votes
7answers
2k views

Does it make sense to install SSDs on server?

I want to build a server hosting about 2TB+ data. Of course SSD is out of the picture in terms of the data drive. My question is: Is there any benefit to use SSDs as the boot drive? I plan to put 16G ...
0
votes
3answers
659 views

Mounting 2.5“ SSD in Antec Atlas 550's 3.5” bay

Just got some new SSDs to add to my servers, unfortunately there doesn't appear to be anywhere to actually mount them. The cases are Antec Atlas 550 mid-tower server cases. The problem is that the ...
0
votes
2answers
244 views

What Raid should I use for Website Static Files / Content

I'm building a Web server (IIS7) and would like to know the best practice for storing static content and the uploaded files of website's users (predominantly pictures, but also other documents like ...
2
votes
2answers
155 views

Question about drives in a heavily used file storage server

I have a medium sized file storage website that allows people to backup their data online. A lot of these files are shared, and receive large amounts of traffic. I have several types of servers, and I ...
0
votes
3answers
273 views

Low read latency SSD

What's the most cost effective low latency (when reading) SSD? My application involves DB searching, so write performance isn't a concern. 64GB is sufficient I've looked at Fusion IO ioXtreme, ...
1
vote
3answers
931 views

Use SSD for web server

Im building a new server for my company and would like to know which option is better? using SSD or traditional hard drives with RAID 10? I prediect that the web server will perform a lot of ...
1
vote
2answers
464 views

Will solid state drive improve performance of a database?

I have a Microsoft SQL Server 2008 database which contains approximately 3 GB of data. The server has 4 GB of RAM. The database is used both for reading and for writing data (lots of changes). The ...
0
votes
2answers
160 views

Hard Drive Failure

I posted this a few days ago: http://serverfault.com/questions/175917/unable-to-write-to-root-partition We thought that an add on card may have been conflicting with the motherboard, so we installed ...
3
votes
5answers
491 views

Solid State Hard Drive

It's said that Solid State Drive is much better than SATA one as there is no spinning head or os. So, there won't be hard disk crash problem?
4
votes
4answers
308 views

What is the best hard drive for random-reading small blocks

We need to do random reads (seeks) on 5 KB blocks from a huge file (150 gigabyte). What hard drive is the best suited for this type? What is the expected performance from an SSD in this scenario? I ...
5
votes
4answers
5k views

Which FileSystem is best for CentOS 5 on SSD?

Background: We have gigs of data, which require to process large files simultaneously and in parallel with similar processes. We are going to get SSD just because of fastest latency. We will install ...
0
votes
6answers
4k views

ZFS - zpool ARC cache plus L2ARC benchmarking

I have been doing lots of I/O testing on a ZFS system I will eventually use to serve virtual machines. I thought I would try adding SSD's for use as cache to see how much faster I can get the read ...
7
votes
10answers
15k views

Configuring SQL for optimal performance… SSD or HDD?

Does anyone know of any comparisons that show how SSDs compare to HDDs for performance in a SQL environment? I'm trying to understand what type of performance benefit might be gained by moving to ...
2
votes
5answers
2k views

SSD for system and HDD for data for Desktop environnement

I have to buy some new computers for my users. Some sellers told me that it is a good idea to have a small SSD (32GB) for the System (linux or WinXP) and a SATA II (more than 300GB) for other stuff. ...
1
vote
2answers
1k views

How much latency does raid 5 add to transfers?

Your bandwidth/throughput should go up with raid 5, but you will take a bit of hit in latency after you over run the cache, since you need to calculate the parity. Has anybody done a latency test ...
3
votes
3answers
433 views

The use of external journals on SSDs

Certain journaled file-systems do suffer from performance penalties for hosting the journal on the same drive as the filesystem itself. Using an external journal can improve write speeds. With the ...
27
votes
9answers
22k views

Reliability of ssd drives

The main advantage of SSD drives is better performance. I am interested in their reliability. Are SSD drives more reliable then normal hard drives? Some people say they must be because they have no ...
5
votes
7answers
2k views

What is faster? A local mechical hard drive or a solid state drive over gigabit ethernet?

SSDs are rather new, so I couldn't find this information on the Internet. Would the performance of a local hard drive connected using SATA2 get out performed by a SSD over gigabit ethernet? In terms ...
9
votes
3answers
15k views

Would SSD drives benefit from a non-default allocation unit size?

The default allocation unit size recommended when formatting a drive in our current set-up is 4096 bytes. I understand the basics of the pros and cons of larger and smaller sizes (performance boost ...
22
votes
6answers
3k views

Scaling databases with cheap SSD hard drives

I hope that many of you are working with high traffic database-driven websites, and chances are that your main scalability issues are in the database. I noticed a couple of things lately: Most large ...