Solid-state drive refers to a data storage device that uses solid-state memory to store its persistent data.

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Do any software RAID solutions support the TRIM command?

This is a broad question -- I'm not asking about a particular RAID level or OS.
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SSD - Tweaks/Recommended Configuration

I've just purchased my first SSD drive (a 32GB MLC from Imation) without doing enough research ahead of time in the spirit of giving the new technology a shot and getting myself up to speed by ...
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Using SSD as disk cache

Is there software for Linux to use an SSD as disk cache? I believe that Sun does something like this with ZFS, though not sure. A quick search provides nothing suitable. The goal would be to put ...
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2answers
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Switch SATA disks in DELL PowerEdge R410

I need a 1U rackserver for hosting a website running on Windows Server and MS SQL. I plan to have a SSD drive for the system and SQL database and a large 1-2 TB standard SATA HDD for a lot of ...
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6answers
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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 ...
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4answers
942 views

How can I make this setup faster?

Hey StackOverlow Community, I currently am using some software that stores a bunch of XML files. All the files are under 25k bytes. The makers of the software state the performance is based on ...
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2answers
401 views

Is it possible to install a solid state drive into a Sun Ultra 40 M2 workstation?

Our Sun Ultra 40 M2 workstations came with SAS drives, but my understanding is that the backplane will support both SAS and SATA. Sun's docs specify a very limited number of supported drives, but I'm ...
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6answers
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“Raid 0 SAS” versus “2nd generation SSD”

i was planning to buy a SAS system made of two 15k RPM disks in Raid 0 configuration to give a boost to my s.o. and my apps... but after i saw that article on Coding Horror, i've started to thinking ...
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4answers
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SQL Server 2008 data directiories in SSD

I am going to install a new SQL server 2008 instance on my development/testing machine. My machine have one 7200rpm 500GB SATA Disk (C:OS) and one Intel X25-G2 80GB SSD(D:). Details machine config is ...
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1answer
892 views

SSD stalls my Windows 2003 installation

I've just installed Windows 2003 Server on a Corsair CMFSSD-64N1 64GB SSD and I am quite baffled from the outcome... This is the slowest experience I've ever had with my computer. When running a ...
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3answers
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Recommended 256 GB SSD for Linux servers

I need some relatively-affordable 256 GB SSD drives for a Linux application where fast seek performance (many IOPS) is more important than sequential throughput. The ratio of reads to writes is more ...
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2answers
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NTFS journal on different (SSD) disk

Some advanced file systems, like ZFS have the option of using SSD disks as a second level cache for the file system or for the journal. Is this possible with NTFS?
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SSD drives and RAID configurations vs LVM

Background: I'm familiar with the basic RAID levels, and am curious to know if using SSD devices in a RAID0 or RAID5 would be a better deployment than adding them to a large LVM volume. ...
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Recommended SSD Setup

I'm building a new server which will be running a text search service for our online web services. This service requires fast IO so I am trying to further reduce any potential bottlenecks. I would ...
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10answers
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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 ...
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3answers
1k views

How to update X25-E SSD firmware in PowerEdge 2900 with PERC 5/i

How to update the X25-E SSD firmware in a Dell PowerEdge 2900 with aPERC 5/i RAID controller? In other words, how to make the two SSD's visible to a firmware boot disk as such, when the RAID ...
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1answer
174 views

how to achieve rated full read speed from an SSD?

how to achieve rated full read speed from an SSD?
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4answers
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Set Windows pagefile size in answer file?

Is it possible to set the Windows pagefile size in an answer file? The Windows Automated Installation Kit (WAIK) Unattended Windows Setup Reference shows that the pagefile for the windowsPE pass of ...
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3answers
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System drive on SSD; pagefile to its own drive?

I am using an Intel X25-E SSD for the system drive of a Windows Server 2008 R2 server with 16 GB RAM. Would it be good practice to move the pagefile to its own drive? If so, for the pagefile drive, ...
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5answers
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Software to fix SSD performance degradation

The current generation of SSDs suffer write-speed slowdown (for random writes) over time because of the way data needs to be read and then written in blocks. Various manufactors have fixes coming out ...
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2answers
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connecting SATA SSDs to SAS

Is there any performance loss when connecting a SATA SSD to a SAS controller? Edit: Assume the controller doesn't have SATA connectors and I use a SATA to SAS interposer. Will there be any performance ...
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2answers
1k views

OK to replace 2 SAS HDs with 2 SATA II SSDs on PE2900?

Is it OK to replace 2 SAS HDs with 2 SSDs on a PE2900 with a PERC 5/i Integrated RAID controller? In both cases, the drives are configured as a RAID 1 system volume (OS and programs). In addition to ...
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3answers
2k views

Is it possible to use OCZ Drive z SSD as RAM with Ubuntu Server edition (64 bit)?

I'm in the process of putting Proof Of Concept for one of my customers and wonder if it is possible to use SSD like OCZ Drive z (see link here as RAM with Ubuntu Server edition (64 bit)? I didn't buy ...
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7answers
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Should I RAID my SSDs?

I have a couple of SATA hard disks RAIDed for safety in my machine, because I'm worried about the drive having some sort of mechanical failure and losing my data. I'm considering switching to an SSD ...
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2answers
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Zeus IOPS SSD vs Fusion-IO [closed]

Like many of you I've been following the enterprise SSD market. I'm a desktop application developer so let me apologize in advance if the answer to my question is obvious. Based on the specs it seems ...
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3answers
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SSD + LUKS performance comparison?

Our laptops and portable drives must be LUKS encrypted. LUKS doesn't really seem to cause much performance loss on normal laptop hard drives (7200RPM) for us. With the crazy data rates you get with ...
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Dell SSD options and 3rd party SSDs in Dell hardware

Anyone have any experience with Dell's SSDs? We're looking at using them for a machine running a key value database like Tokyo Tyrant. They're expensive as well as being pretty small. Only 25/50GB ...
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Home-brew automatic tiered storage solutions with Linux? (Memory -> SSD -> HDD -> remote storage)

Related to this question about using an SSD for system and HDD for data, except I would like my system to do this automatically... Is it possible to have several layers of storage and push items ...
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Hardware RAID Controller Support for SSD TRIM

Do any hardware RAID controllers available today support TRIM? If not, do any manufacturers have target dates for supporting TRIM? Should I even care about TRIM for SSDs installed in ...
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2answers
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Windows XP page file on laptop second SSD drive

I saw a question on moving hyberfile.sys to a different drive from the boot partition, which I was considering as I have an SSD as the second drive in one of my laptops. All the answers say you can't ...
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585 views

speed of FDE with SSD

Anyone have any opinions on using solid state drives with full disk encryption (software-based), such as BitLocker? Not looking for benchmarks so much as personal experiences people have had, in ...
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SQL Server 2K/2K5/2K8 and Solid State Disks: Specific Optimizations?

Is anybody here running SQL Server on solid-state drives? Have you found any specific optimization tips? I'm specifically interested in ways to reduce the frequency with which SQL Server performs ...
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2answers
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Why would anyone want to put DB log on a SSD?

I keep hearing about people who want to get SSD for their databases. But instead of putting their tables on SSD, quite often people want to put their DB log on SSD while leaving their tables on ...
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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. ...
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Should you disable page file with SSD?

I've been reading this question, and it has a lot of great information. But assuming you have more than enough ram, I think page file should be disabled on SSD to extend the life time. I know you ...
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3answers
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Filesystems for webserver with SATA and Solid State disk,

We have just ordered a new webserver with 120 Gb solid state disk and a SATA disk. I am trying to plan ahead what sort of filesystem to use. This system will be running Linux, Apache/Tomcat to host ...
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How do SSD fail near end of life?

Let's say a MLC SSD has lasted a very long time and the first cell has hit its last erase cycle and refuses to erase. What happens after that? Does the controller detect that as a bad block and ...
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2answers
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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 ...
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2answers
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Advices for filesystem choice and tuning on SSD?

What is your favourite filesystem on SSD disks, and why? I'm asking because on my Acer Aspire One with 8 GB SSD with ReiserFS it takes ages to boot after an unclean shutdown, so I'm probably missing ...
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777 views

How to split XP to a SSD and regular spinning storage

Looking for instructions on how to install XP on a SSD drive so that pretty much only the core stuff (DLLs system exes) are on the SSD drive. Most drivers are loaded once into memory essentially at ...
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Install 2.5" SSD drives into PowerEdge 2950

I have a PowerEdge 2950 (not III) rack-mounted server with a 3.5" SAS backplane. I'd like to put one or two Intel X25-M drives into it for hosting of a few virtual servers on faster disk. Can this be ...
3
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3answers
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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 ...
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Squid or Other HTTP Caches with SSD Cache Store?

I'm contemplating setting up a squid (or possibly varnish) cache on a system with SSD drives. The obvious benefit is that these systems have great READ speeds and I expect my hit ratios to be fairly ...
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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 ...
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2answers
416 views

Measuring performance drop-off of solid state drives with IOmeter

I would like to measure the performance drop-off in solid state drives when the drives are getting close to full capacity. In particular, I would like to benchmark random and sequential read/writes. ...
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7answers
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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 ...
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Do SSDs support SMART?

S.M.A.R.T. (for Self-Monitoring Analysis and Reporting Technology) is a wonderful technology to detect hard drive failure before it really happens. But is S.M.A.R.T. relevant for SSDs?
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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 ...
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Rapid SSD vs. RAM in servers

Per GB prices of rapid SSD (like Intel X25-E) come close to prices of high-end RAM. So what extra advantages does SSD give you? What are particular reasons, why you buy SSD, instead of just putting ...
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SSDs for archival purposes?

Given the physical characteristics of flash memory, are SSDs an appropriate long-term storage medium for backups, etc.? Is their decay rate such that it is amenable to using them for rolling backups ...