0
votes
0answers
27 views

Strange SSD Response Time Spike

I have a Samsung 840 EVO 1 TB SSD disk. I am streaming data to this sequentially at a rate of 60 MB/s to four different files (15MB/s each) with the size 168GB (preallocated) each in a circular ...
5
votes
2answers
84 views

Would an array of SSD drives be able to succesfully substitute the system memory?

I watched a few videos trying to answer this. This video (youtube.com/watch?v=eULFf6F5Ri8) shows a bunch of guys stacking 24 SSD's reaching a peak of around 2GBps r/w. That's under the limit of the ...
0
votes
1answer
80 views

SSD Performance Dropping over time, is this expected behavior?

In reference to this, I found the below in an ad: I recently bought these drives a few weeks ago and then saw his picture. Do all SSDs suffer from such substantial performance drops over time and ...
-1
votes
2answers
176 views

RAMDisk faster than SSD? [closed]

The answer seems to be obvious, but I've been going back & forth with ASUS and Crucial support on this and have been getting differing opinions. Thought I'd bring it to Stack for a solid answer. ...
0
votes
2answers
90 views

Increase performance of Samsung 830 256GB SSD

I have a Samsung 830 SSD in my notebook connected to a SATA interface. This is a rather old HP notebook nc8430 which means SATA is SATA I and not II or even III that disk supports. But SATA I still ...
2
votes
0answers
155 views

HDD very slow performance after full copy from SSD

The PC: Core i7-4770, 16GB RAM. There are 120GB SSD and 1TB HDD (new without any bads). On the SSD I had Windows 8.1 installed with all other stuff. Someday all programs exceeded 120GB limit and I ...
0
votes
0answers
58 views

Advice on SSD performance bottleneck needed

I guess I need some advanced advice on SSD, SATA, in/out limits etc. I'm programming a video installation where I continously read and write quite a lot of data: To the first SSD, drive A, I write ...
0
votes
0answers
43 views

Does EnhanceIO supports TRIM on SSD?

Does EnhanceIO supports TRIM on SSD? Or it has own implementation of similar technology?
2
votes
1answer
87 views

SSD Wear-Leveling and Fragmentation

I'm trying to understand the effects of wear-leveling on fragmentation in SSD. To be more specific, when the SSD controller decides to allocate a noncontiguous block to a file because of ...
1
vote
0answers
88 views

Slow write speed on external SSD

I am experiencing slow write speeds using an external Inatek USB 3.0 2.5" External Enclosure (UASP supported) with a Samsung 840 120GB drive. I just started using this setup on a late 2013 iMac as an ...
0
votes
0answers
45 views

Does a full SSD really have poor performance? [duplicate]

I've been reading this question about disk issues and am interested in gaoithe's answer for Does the disk usage really go up when free space declines? If so, why? I can see why this can ...
4
votes
1answer
52 views

When is SSD the right choice for a performance boost

I'm curious to know if there are any stats I could check in a performance/stats service like munin that would give me a feel for whether or not moving to ssd would have a significant performance ...
1
vote
2answers
85 views

What will give the most increase in Virtual Machine performance?

Our IT staff has been given the task of improving the performance of all of the VM's used at our company. This includes those remoting into a hyper-v server and those using their own VM's on their own ...
1
vote
1answer
105 views

SSHD + full encryption: performance boost?

SSHD on itself as I heard is pretty nice. But what if I would full encrypt the SSHD with Truecrypt or whatever? Do I get still some performance boost? I'm just asking because as I understood SSHD is ...
0
votes
0answers
58 views

OCZ RevoDrive X2 runs at half speed

I have a OCZ RevoDrive X2 128GB in RAID 0 mode (two 55GB partitions) installed on my P55A-UD3 mainobard. I installed a fresh copy of Windows 7 64 bit and provided the OCZ drivers during install. When ...
1
vote
0answers
36 views

Windows boot performance - 52 seconds to initialize drives?

I had an issue with my primary SSD and I replaced it with another from a different brand, and at the same time I reordered my other 2 mechanical (C=ssd, D & E=mechanical). Now, when I load ...
4
votes
1answer
143 views

High I/O system hanging

I have a Fedora 20 box that i'm trying to import a massive amount of data in to postgres on (billions of rows). System spec: 16GB RAM, 6 core 3.2 ghz, 500GB RAID0 PCIe SSD Everytime I/O load gets ...
1
vote
0answers
188 views

LSI SAS 2308 MPT2SAS Linux Read/Write performance

LSI SAS 2308-8e (6Gb/s per Lane) PCIe 3.0 card. Average Read/Write Raw performance for 4 SSDs is very low around 430 MB/s (Expected 2 GB/s).I am having Intel Core i3 with quad cores and 4 GB RAM. ...
1
vote
3answers
68 views

OS on spinning drive, programs on SSD, will I see performance gains?

My work laptop runs windows 7 professional on a 7200rpm drive, which I feel is a bottle neck. Two programs I frequently use (they are always open) are Netbeans and Outlook, which seem to enjoy ...
0
votes
1answer
233 views

Does SSD drive really speed up overall performance of computer?

Mostly when I talk to other people or check other discussions on forums, people insist that SSD ( Solid State Drive ) boosts overall computer performance big time. I however cannot fully understand ...
0
votes
1answer
65 views

Optimizing Corsair SSD Windows 7

I am currently having a Force Series™ GS 128GB SATA 3 SSD which is supposed to have the following specs: Sequential Read Write 560 MB/s sequential read — 535 MB/s sequential write But, instead, I'm ...
0
votes
0answers
28 views

Why does secondary hard drive IO slow down the entire system?

I have a two-drive setup: an SSD drive for Windows and apps (C:) and D: drive for code and databases. I noticed that while running an IO-intensive operation on the D drive (SSIS), the entire system ...
0
votes
1answer
132 views

Linux benchmark SSD vs HDD

I wonder if there is any performance difference when using SSD as the main Hard drive rather than mounting it to be used by different applications on the server. For example using a command line ...
0
votes
1answer
117 views

Why does a crucial m4 SATA SSD connected to an Inateck USB 3.0 dock achieve substantially less than the expected ~410MB/s?

I have an HP Elitebook 8470w connected to an Inateck USB 3.0 to SATA Docking Station with a Crucial 64gb M4 SSD plugged into it. So why am I seeing un-cached sequential read speeds of only ~30MB/s? ...
3
votes
9answers
2k views

What's faster for office work - SSD + slow CPU or HDD + fast CPU [closed]

I am going to buy "new" (it can be used) notebook for my work - mostly heavy surfing (I need more browsers with many tabs opened), programming and other office work. I have no experience with this: ...
0
votes
1answer
73 views

Best VPS performance 1024 mb RAM on HDD or 512mb on SSD

I'm currently running 4 small websites on different cheap shared hosting providers and I'm looking for a different solution. I might put them on one single VPS. The shared hosting only offers 60mb ...
0
votes
1answer
987 views

What is Windows Automatic Maintenance? and How can I manually disable it? [duplicate]

It really frustrates me and I can't disable it! Automatic Maintenance seems to take forever and reaches 80% in CPU usage or more, if it's ran automatically it stops as soon as I touch the Touchpad but ...
4
votes
0answers
130 views

How do I evaluate an SSD caching solution for home desktop use?

I've got a 30GB SSD that I would love to start using as a cache for my larger HDDs. I primarily want to improve apparent performance for general desktop use. I do the occasional massive DB migration ...
2
votes
0answers
80 views

What desktop computer hardware specifications are most important for database heavy applications?

I am purchasing a new personal desktop computer with the hope of improving performance for database-heavy applications (mostly data mining). I will want versatile hardware for all sorts of future ...
0
votes
1answer
38 views

Split database index and table files with SSD?

I know in the good old days it was recommended that indexs and tables were placed on different drives to improve database performance. Is this still the case with SSDs when connected with SATA3? With ...
1
vote
2answers
310 views

Just bought new SSD drive. How do I optimize windows, visual studio performance?

Just bought a new 64GB SSD. I have a Windows 8.1 PC with an 8GB of RAM that I mainly use it for programming (Visual Studio 2012). I experienced poor performance when opening a couple of instances of ...
0
votes
0answers
438 views

Dell PERC H710P Raid Control reduced I/O speeds when idle

I have a Dell PERC H710P Raid Controller card and 4 Dell Certified 600GB Solid State Drives configured in RAID-10. I have a Dell Poweredge R820. After performing benchmark tests using ATTO, I usually ...
0
votes
2answers
78 views

5400rpm HDD <- paired with -> Gen4 i7 and 16GB memory

From what I understand, to get a really good performance from a laptop on heavy tasks such as video rendering, fast boot time and accessibility, you would want an i7 CPU, a lot of RAM, and a fat ...
1
vote
1answer
88 views

Should I add 4gb RAM to my laptop? [closed]

I just bought a new laptop a month ago and while it already meets my requirements, there's always space for an upgrade! The laptop is HP ProBook 450 and these are hardware specs: Intel i5-3230M ...
0
votes
1answer
85 views

Using FireWire 800, does it makes sense to use a SSD hard disk as opposed to a 7200rpm?

Does it makes sense to buy a SSD HD and use it with the Firewire 800 port? Or should I buy a standard 7200rpm one? Firewire 800 is slower than internal HD (am I right?) so I was thinking the ...
0
votes
2answers
75 views

Is buying an SSD for existing OS on HDD a viable option? [closed]

I've read that the best use of SSDs can be achieved by putting your OS on them as well as programs. What about those who already have a functioning laptop with OS and programs installed on a regular ...
3
votes
1answer
123 views

SSD & HDD - which should get 6Gb/s port

I have a PC with a single 6Gb/s SATA port, I have a 7200RPM HDD that is my primary drive (i.e. the OS is installed on it), I also have an SSD (450MB/s Sequential R/W, 85K Random Read, 55k Random ...
3
votes
4answers
1k views

Can SSD raid be faster than ramdisk?

So a typical ssd will have a read speed of 250 - 500 mb / second. And a ram will have about 10x than that. My question is: Can 4 ssds with raid-0 be faster than a single ram memory block for some ...
0
votes
1answer
2k views

Windows 8.1 file explorer is Super slow

I have a newish ( a couple of months old) laptop. i7 4700mq gtx765 8gb ram I'm using an ssd boot dirve and a HDD for storage. The computer has absolutely no problems running programs but it is very ...
0
votes
2answers
326 views

Use Sata III port with SSD or HDD drive? [closed]

I'm going to buy a new Desktop PC, and I'm thinking about buying a 32GB SSD SATA III and a 1TB HDD SATA III hard drive. The problem is that the motherboard only have one Sata III port, and the rest ...
2
votes
0answers
175 views

Super slow SDD write speeds with RAID 1

I have a very new computer system, configured in RAID 1, but was surprised that the write speeds were extremely slow! Here is a snapshot of my computer setup: Motherboard: Asus Z9PE-D8 WS ...
0
votes
0answers
102 views

What is causing computer to lag? Older machine, SSD, Win7

I just upgraded an old Dell Vostro 1400 from XP to Win 7 64-bit, and it's running much slower than I anticipated. Can anyone help me with ideas why this would be the case? Here are the details: ...
1
vote
1answer
87 views

Computers with Small Capacity SSD - For caching?

Recently, in newsletters from websites, I have been seeing computers for sale from manufacturers that include an HDD and an SSD but the SSD has a small capacity like 24 GBs. I don't know if this ...
0
votes
0answers
85 views

Can I enable discards on a LUKS-encrypted ssd drive in RHEL6 (and do I need to)?

I have a RHEL 6.4 workstation, running on a LUKS-encrypted LV residing on a SSD. I found RedHat documentation stating that dm_crypt does not currently support TRIM passthrough, however I also found ...
2
votes
1answer
686 views

Linux SSD Performance with Luks / LVM

I've recently obtained a Samsung EVO 840 1TB SSD as a hard disk replacement for my laptop (Lenovo X220t, core-i5-2520m, 8GB RAM). So far, I'm not impressed with the resulting performance and request ...
0
votes
0answers
47 views

Two SSDs,which are exactly same, but sequential write performance varied widely?

I bought two SSDs,which are exactly same, but sequential write performance varied widely? sdb is the first SSD, sdc is the second SSD, and partitions are same(both sd*1 and sd*2) and the sdb1's ...
0
votes
0answers
264 views

SSD disk on a new laptop very slow and speed fluctuates

I recently bought Asus S550CM VivoBook laptop. It includes 24GB SSD disk (used for cache) and 1TB sata HDD. It comes with Windows 8 preinstalled but since day 1 everything was not working fine. Since ...
2
votes
4answers
2k views

Gaming: HDD vs Hybrid vs SSD

The question is: Can I make an estimate with a game's system requirements to decide which type of disk is "better" for it? Background: I bought a SSD drive. I wanted speed, but, as usual there's ...
0
votes
0answers
48 views

What is my laptop SSD actually doing, and how to make the most of it? [duplicate]

I have a Lenovo IdeaPad U310 laptop which comes with a 24GB SSD. It is running Windows 8. I understand that the SSD is there to improve system performance, as it operates a lot faster than a ...
1
vote
1answer
197 views

RAID0 SSD performance degredation

I have a computer built to acquire uncompressed 2048 x 2048 16 bit images at 100 frames per second in real time, writing to disk. A RAID0 of SSDs is thus the only option. For the past month or so, ...