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

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DELL 2950 Gen III + PERC 5i + SSDs

I have a Dell 2950 Gen III rack-mounted server sitting around here that I want to upgrade with SSDs. Since I haven't found anything related from Dell and just a few post that confirmed it'll work (and ...
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1answer
33 views

Using DC S3700 SSD on Dell T320 w/PERC H710 [on hold]

Replacing an aging Dell T110 server with a T320. We want to make the leap to SSDs for a couple of databases, but am appalled at what Dell is charging for them! Does anyone have experience running ...
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2answers
49 views

Is it a good idea to use two different SSDs in RAID1? (to avoid both drives failing at the same time because of some manufacturing bug)

I'm building a new server here at university and I suggested that we use two different SSDs in RAID 1 (mirror) to avoid both drives failing at the same time because of some inherent manufacturing ...
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1answer
84 views

Third-party SSD solutions in ProLiant Gen9 servers

has anyone experience with using consumer SSDs like the Samsung 850 Pro in an HP ProLiant Gen9 server with a Smart Array P440ar controller? Judging by various reports about older versions (Gen6 to ...
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3answers
97 views

What are the differences between consumer grade SSDs and the much more expensive enterprise SSDs?

I am in need of a terabyte or so of storage space for Lucene indices on a testing server. I'm having a hard time differentiating between disks like the Samsung 840 evo for about $450 vs SSDs with ...
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0answers
5 views

Installing Linux by copying? [migrated]

I've been trying to install a few linux distros on a machine with hybrid strorage - /dev/sda is an HDD and /dev/sdb is an SSD , with /boot, /swap and /root on the SSD and /home possibly on the SDD or ...
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2answers
928 views

When reading SSD drive specs, what's the difference between MB/s and IOPS?

I'm trying to find a suitable SSD drive for my database server (postgres on debian 7 amd-64), and I find that for some SSD drives, while read speed is specified in MB/s, write speed is in IOPS. To ...
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1answer
42 views

How to attach SSD to Azure VM and check its type?

I created one VM with 100G SSD, but it's only D rive, which is the temporary disk. I want to attach another SSD drive to the VM, but I'm not sure its type. Is is possible to do this? Thank You
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1answer
50 views

Dell H700 SSDs and HDs in different RAID groups?

I am about to purchase a Dell R610 and use a H700 RAID controller. I was wanting to add 2 X SSD (480G) RAID 1, and 2 X HD (2TB) RAID 1. In reading over the manuals I saw: SSDs require the PERC 6/i or ...
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1answer
55 views

Installation of SSDs in R610

I am about to order a Dell R610. I have also ordered SATA Intel 730 SSD's for it. Is there anything I need apart from drive trays (G176J) for installation? Ie is there any other back plane this or ...
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1answer
324 views

ssd performance against hdd performance

I have two server, one with a SSD, one with a HDD. I've been running hdparm to see the differences, but the results for Timing cached reads and Timing are quite equal/HDD is faster: SSD: Timing ...
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1answer
260 views

Trim support in Hardware RAID (Perc H700)

We are about to order a dell R610 with a H700. We were thinking of using 2 X Samsung 850 Pro 512Gb drives in RAID 1. The question is does the Perc H700 support TRIM in hardware RAID 1? The answers I ...
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1answer
80 views

Experience with LITEON IT ECT 480 N9S SSDs in high load server? [closed]

Dell is selling servers with LITEON IT ECT 480 N9S SSDs. I have no experience with LITEON SSDs and can only find very limited information about the LITEONs online. I have seen the brief fact sheet on ...
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2answers
49 views

Impact of Over Provisioning to a half used disk

I very intensively use an SSD, but never fill the filesystem more than 60%. Will the performance and endurance of the SSD increase in case with bigger Over Provisioning space ? The storage ...
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3answers
493 views

Optimize SSD storage on Centos 6.6 - KVM

I have a Dell R610 with hardware: H700 raid card 4xMicron MX100 512GB -> configured raid 10 I have installed Centos 6.6 on this server and configured: KVM virtualization Volume Group for raid 10 ...
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4answers
197 views

SAN with a few SSD drives, or lots of old fashioned HDDs?

My company is trying to figure out what type of SAN to purchase. This is specifically for database servers that are becoming IO constrained (storage is DAS right now, but we're hitting the limit of a ...
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2answers
145 views

Windows Tool to read S.M.A.R.T. attributes on SATA drive in HP D2700 Enclosure using P812 Controller

I've got two HP DL380 G7 servers + P812 controller + D2700 enclosure. They're database servers with 144 Gb RAM. P812 firmware is 6.40, D2700 is at 0147 They both worked great with 18 OWC Mercury ...
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2answers
141 views

Would software RAID0'ing SSDs help or hinder maximization of useful CPU work throughput?

My question is in the title... here is some background: [OS is Linux.] [UPDATE: The contents of this RAID0 is redundant (sync'd from SCM). I am not worried about the increased risk of data loss.] ...
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0answers
50 views

NVMe driver for Illumos: can it be considered usable?

Can the NVM Express (NVMe) driver driver-storage-nvme for Illumos be considered usable? It would be nice to use e.g. an Intel DC P3700 PCIe drive for L2ARC as the SAS2 and 3 SSD drives are awfully ...
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1answer
67 views

HP Proliant G6 reporting failed SSD drive - alternative strategies for monitoring?

I would like to get your feedback about a controversial situation I found myself in some days ago. I was tasked to use a HP Proliant G6 for development purposes with 2 new (< 2 months, never used ...
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3answers
65 views

SSDs for MS SQL Server 2008: slc or mlc: what is expected life for mlc? [closed]

Until recently, Dell et all would only provide slc drives for servers. It appears the winds have shifted and now the cheaper mlc drives are avail for servers. In a sql environment, will mlc give ...
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6answers
532 views

What are the the potential drawbacks of using non-OEM hard drives in a server?

I'm currently speccing a Hyper-V host for my company and would like to use solid state drives for local storage. The problem is, most oem drives have a hefty premium when compared to retail ...
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1answer
45 views

Windows Server 2012 with SSD local drives — Random or Sequential I/O?

How can I determine where my Windows Server 2012 is using Random or Sequential I/O operations when writing/reading the local SSD storage? I have been asked to provide details to our hardware vendor ...
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1answer
130 views

Plextor SSDs don't work reliably in HP DL380p Gen8 servers

We recently purchased a few HP 380p G8 servers to add some VM capacity, and decided to add a pool of SSDs to our standard build, to create a "fast" RAID 1+0 array for some of our VMs that have higher ...
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1answer
124 views

HP P420i SSD RAID Configuration

I've been testing a HP DL380p with 16x SSDs in a RAID5 on the P420i controller with 2GB FBWC that is integrated on the board. Quite good performance, but not good enough. When I simulate the IO ...
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1answer
50 views

Install Windows Server 2012 on the SSD from the HDD [closed]

How can I install Windows Server 2012 on the SSD from the HDD, installed Windows 8.1? Laptop, which has no DVD or USB or network access.
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2answers
101 views

Is there a way to force a TRIM in a Windows 2012 Software RAID array?

I have a Windows 2012 server configured with two SSD under a Software RAID 1 (controlled by Windows), under that configuration the optimization tool is not supported. Is the TRIM still ...
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4answers
117 views

SSD as cheap alternative to SAN storage? [closed]

We are a $3B company with a team of 6 infrastructure experts. I am a DBA, not part of infra team. Our setup is all VMware ESX 5.1, EMC SAN for storage and ExaGrid for backups. Prod and non-prod ...
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1answer
53 views

Swapfile on SSD and Memory Speed Comparison [closed]

I'm running Ubuntu on Digitalocean's instance that using ssd as their disk, and I'm using swapfile to help memory does the job. What I wanna know is, how can we compare speed between ram and the ...
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1answer
104 views

Does AIX support Advanced Format (4k sector size) SAN LUNs?

I am working with an EMC XtremIO storage array that utilizes SSD devices that use a native 4 KB sector size instead of the traditional 512 B size. I am attaching an IBM AIX 7.1 server to the array. I ...
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1answer
215 views

HP DL585 G6 and PCIE SSD

We recently acquired a HP DL 585 G6, fully populated with SAS drives etc, we want to use a PCIe SSD and have brought an Asus RIADR Pcie SSD however the bios fails to recognize this, can anyone suggest ...
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2answers
119 views

Would 6 SSD's in RAID 0 last longer than a single large SSD? [closed]

To my understanding, the main factor for SSD's to fail is constant reading/writing to the drive. I recently helped a friend setup RAID with 6 SSD's. Would this theoretically extend the lifespan of ...
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4answers
1k views

Mean Time Between Failures — SSD

The Mean Time Between Failures, or MTBF, for this SSD is listed as 1,500,000 hours. That is a lot of hours. 1,500,000 hours is roughly 170 years. Since the invention of this particular SSD is ...
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1answer
50 views

Media_Wearout_Indicator at 043 - Reason to be worried?

I have a server running with two SSD disks in RAID1 and both drives report a Media_Wearout_Indicator at 043 from smartctl. 233 Media_Wearout_Indicator 0x0032 043 043 000 Old_age Always ...
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2answers
89 views

Running “find” command generates high load

I run this command on a Debian server with SSD drives configured as RAID 1: ionice -c 3 find . -type f -amin -1440 -mmin +1441 -not -path custom/ -print0 on a path which contains over 1.7M files and ...
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21 views

MSW2012R2 StorageSpaces + SSD tiering. Unknown Placement Status

I use StorageSpaces with tiering. I have several vhdx images that I want to be constantly pinned to SSD on my tier. I use command: Set-FileStorageTier –FilePath "path" -DesiredStorageTier "tier" ...
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3answers
812 views

Potential pitfalls associated with securely deleting SSD disks

I need to decommission two SSD disks from one of my Linux hosted servers. In order to safely delete data stored in the disks I was planning to use: hdparm --security-erase. I read this document and ...
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81 views

task fstrim blocked for more than 120 seconds

I'm experiencing random crashes on my system. I've narrowed the problem to the fstrim program that's launched weekly by cron. In the console, I've got a set of blocked tasks among whigetch I find ...
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1answer
56 views

How to enable SAS-12 on LSI 9361 RAID controller

By default, this SAS-12 controller runs with SAS-12 SSDs at SAS-6 speeds. How to unlock SAS-12?
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3answers
1k views

Samsung 840 Pro SSDs in a Dell R720

We have a MySQL database server running on an Dell PowerEdge R720 (PERC H710 Mini RAID controller) ( (Ubuntu 12.04). We're considering upgrading the 2 x 146GB 15k SAS drives to Samsung 840 Pro SSDs. ...
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1answer
208 views

HP Proliant DL360 G6 Wont Detect SSD

I have a hp Proliant DL360 G6 It has 4 hard drive slots and I have 2 Intel 80GB SSDs and 1 WD 160GB regular hard drive. I have tried the WD in all 4 slots and each time it detects it and boots right ...
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1answer
68 views

Does filesystem encryption strain SSDs?

For security purposes we are required to implement full filesystem encryption on an upcoming server installation. We use the default encryption settings shipped with CentOS 7. My question: as our ...
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0answers
678 views

smartctl error end_request: I/O error, dev sdb, sector

I have a Scientific Linux 6.5 server with a RAID with SSD disks. I see several error on dmesg file but there is no alert or errors provided by the utilities of the RAID controller (LSI controller). ...
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1answer
130 views

Partitioning SSD and HDD in Linux NAS [closed]

There is a computer with four 2.7 TB hard disks, under control of Intel Rapid Storage Technology. And one 120GB SSD. We need to use it to store some data that we are collecting and computing. I think ...
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3answers
1k views

Why do servers have SAS instead of SSDs? [closed]

I was wondering why do servers still come with SAS disks instead of SSD disks? I know that SAS are faster than normal hard drives but they are still much slower than SSDs. I think they are more ...
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0answers
51 views

What Kind of adapter can I use for a 2.5" SSD into a Dell PowerEdge R320?

I'd purchased a a caddy like this: http://www.amazon.com/gp/product/B00BR0L3U8/ref=oh_aui_detailpage_o01_s00?ie=UTF8&psc=1 assuming I would be able to front load this into the R320, but when I ...
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3answers
483 views

Why is my RAID1 or RAID10 virtual drive (6 SSDs) not significantly faster than a single SSD?

I'm trying to figure out why the performance of a Virtual drive built from 12 SSDs is not really faster than a single SSD drive. The Server is a IBM x3650 M4, two Xeon E5-2643v2 130W 6C 3,5GHz. The ...
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1answer
86 views

Wearing an SSD out with Zero Byte Files

We have a rather large custom in-house application that we are considering moving the configuration files to an SSD drive. In the midst of these configure files we also write thousands of zero byte ...
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1answer
405 views

Windows Server 2012 and recognizing RAIDed SSDs as an SSD

Problem: Because defragmenting is detrimental to SSDs and decreases their performance/lifespan, its important that modern OS's use TRIM instead of defragmentation. If an SSD is incorrectly recognized ...
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2answers
122 views

ncq not supported on an SATA3.0 HDD in an usb 3.0 casing

is there a well known reason why a SATA3.0 HDD supporting NCQ does not have NCQ queue depth configured when mounted from an usb 3.0 case ? output for hdparm -iI /dev/sda shows NCQ is supported output ...