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

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ZFS and cache devices

I'm going to add a SSD drives to my ZFS storages as a cache. Anyone has any experience with this? What if cache device dies, will the any data be affected?
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ZFS with L2ARC (SSD) slower for random seeks than without L2ARC

I am currently testing ZFS (Opensolaris 2009.06) in an older fileserver to evaluate its use for our needs. Our current setup is as follows: Dual core (2,4 GHz) with 4 GB RAM 3x SATA controller with ...
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SSD seems dead after wakeup from Windows Sleep, BIOS stalls but doesn't find it anymore

The morning, the following scary scenario happened: I woke up my Windows system Typed in my username and got an error (something like "could not load security xxx", but unsure of exact wording) ...
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Putting Oracle redo logs on DRAM SSD for a heavy write database?

I have a Sun M4000 connected to an EMC CX4-120 array with a write-heavy database. Writes peak at around 1200 IO/s and 12MB/s. According to EMC, I am saturating the write cache on the EMC array. I ...
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Best way to upgrade Windows Vista to Windows 7 + change HD to SSD at the same time?

I've got a number of machines to upgrade from Vista to Win 7, but the users have an option of also replacing their platter drives with (smaller) SSD's. Ideally I'd like to do these at the same time ...
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SQL Server 2005 tempdb files moved to invalid (SSD) drive. How to validate drive, or how to move files back?

SQL 2005 32bit Developer edition, all recent service packs Windows Server 2003 Standard 64x, all recent updates Fusion IO drive We installed a wifty new 80GB SSD card on our development server, ran ...
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4answers
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SSDs + RAID5 + Database = Fail?

I have a database running on a RAID5 array of SSDs. Could this be killing its performance? When I do many inserts in a row, the entire computer starts blocking up. Even things like firefox start ...
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SSD + Hard Disk RAID-0 Efficiency?

Recently I bought a PC that came with a 64GB SSD along with a 300GB 7200 RPM hard disk drive. I thought that they would use the 64GB SSD to install the OS with the HDD acting as a data drive. I was ...
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SSD as single drive in workstation pros and cons

What are the pros and cons of using an SSD as the only drive in a workstation instead of an array of several HDDs or a fast 10k/15k HDD? To be more specific, Intel X25-M 80GB with Windows 7 x86-64 ...
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218 views

Grub Error 18 - Solid State Drive

I recently used Raw Copy to make an image of my 300gb Raptor Hd to a OCZ Vertex SSD 60GB. And When I pluged in the SSD to boot I get a Grub Error 18. I have tried to changed in the BIOS setting to ...
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Is there a utility to TRIM my Intel SSD (Gen 2 160GB)? Windows 7 and Windows Server 2008

Is there a utility to TRIM my Intel SSD (Gen 2 160GB)? Windows 7 and Windows Server 2008
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Dell T710 with PERC H200: 4xSSD + 8xSAS-HDD OK?

Is it possible to configure a Dell T710 with a PERC H200 RAID controller and 8x 15k 2.5" HDDs and then add 4x X25-E SSDs, purchased separately, when the system is setup, and not sacrifice performance ...
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What is the best Solid State File System (SSDFS) for Linux?

EXT4 is not a solid state file system. It won't take full advantage of the hardware and it will ware out the drive. So what is the best Solid State File System for Linux? I am looking forward to ...
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dd vs. secure-erase for reconditiong SSDs

Does writing zeros to an entire ssd (dd if=/dev/zero of/dev/sdX) give the same performance restoring effect that you get from a "secure erase", or does secure erase do something else as well? ...
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Recommendations for SSD for server and database use?

SSDs are a new technology and they are constantly improving. A lot of the posts here were posted in 2009 when SSDs where less mature and not as fast. What was recommend back then is probably out of ...
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Can an SSD notify the hosting OS that its wear level is getting high?

I read a lot about SSDs and I am interested in them for server use. My biggest concern is their reliability. A lot of writes shortens their life span. I can mitigate this problem if I can run some ...
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4answers
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Does putting the XFS log on an SSD significantly improve performance?

I have a five disk array running XFS in RAID5, and I would like to improve it's performance. I have seen some hints that putting the log onto a separate device can help, does putting the log onto an ...
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2answers
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What are the best options for a root filesystem hosted on SSD under Linux

I'm working on an embedded system which is going to be booting and hosting it's rootfs on an SSD disk. We are currently looking at using Intel X-18M SSDs. The file system structure will have a fairly ...
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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?
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1answer
195 views

MySQL installation question

I am far from a DBA and have a question. Recently I installed MySQL. On my machine C:\ is a 50GB partition of two mirrored 10k SAS drives. The remaining space on those drives is allocated to D:. I ...
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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 ...
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Trim on intel x25-m G2 when connected by iscsi

I am running a windows 7 vm on esxi connected to x25-M G2 via iscsi, which is running starwind iscsi on server 2008. Is trim a function of the vm OS or the iscsi server OS or not applicable with ...
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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 ...
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515 views

Slow SSD Read on Server 2008 SP2

Im using a Intel X25-M 80G with the latest firmware. on XP /w using IDE and WIN7 using AHCI I get read speeds up to 250MB/S. But when running it with Server 2008 SP1 or SP2 on AHCI, I get read speeds ...
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Linux tool to reset Intel X25 SSDs wear leveling tables?

I'm aware of the DOS utility to "Reset" an Intel SSD to factory settings, but I'd rather not shut down my system to do this to my SSDs. Supposedly newer kernels support TRIM, but I haven't found any ...
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How SSD hard drive affected speed of your website (asp.net/linq/ms sql database)

I have a small database (<1G) But we have a lot of complex logiс in website and client complains on render time, which is 3-5 seconds. We are not google, and thousands of users a day is our dream, ...
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Relative seek times for various types of storage media

Does anyone know the approximate time required to retrieve and modify a kilobyte of data for various types of storage media in a typical modern server? Specifically: RAM Hard disk SSD This would ...
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SSDs as Linux swap for large virtual mem applications?

This question topically touched on this, but running on 64-bit Linux, I have a set of data caching JVMs as well as wanting a large web cache. Each cache today is configured to in gross fit in system ...
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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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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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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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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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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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“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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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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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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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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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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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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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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how to achieve rated full read speed from an SSD?

how to achieve rated full read speed from an SSD?
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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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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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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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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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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 ...