0
votes
0answers
35 views

Does EnhanceIO supports TRIM on SSD?

Does EnhanceIO supports TRIM on SSD? Or it has own implementation of similar technology?
4
votes
0answers
113 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
75 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 ...
3
votes
1answer
221 views

Why do we need multiple levels of cache memory?

In general a cache memory is useful because the speed of the processor is higher than the speed of the ram (they are both increasing in speed but the difference still remains). So reducing the number ...
2
votes
1answer
2k views

How to increase VLC RAM buffer for offline files?

I would like to configure VLC player to preload a significant portion (like a hundred megabytes or so) of a video file from the hard disk to RAM before playing it. Is this possible?
1
vote
1answer
85 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 ...
2
votes
1answer
416 views

Make ReadyBoost cache more aggressively

I have always had a 32GB high-speed Transcend SD card in my laptop for ReadyBoost, but it isn't very helpful because Windows isn't making heavy use of it: the cache size is usually 2 GB or less and ...
2
votes
1answer
388 views

Clear cache of virtual machine

I already posted this on StackOverflow, but it was flagged as Off-Topic. Maybe you guys are able to help me. I'm currently doing some database benchmarking on a virtual machine running Ubuntu 12.04. ...
0
votes
0answers
18 views

W3 Total Cache Modify FTP File Paths

I installed the W3 Total Cache plugin for WordPress and am having a problem: it does not recognize the file paths in my server. For instance, it thinks the WordPress folder is at (I do censor some ...
1
vote
4answers
589 views

Firefox changing tabs is slow

How can I diagnose the problem behind the delay I get when changing tabs in Firefox? It is up to about 1.5 seconds. To provide some background, I use three monitors and often have three Firefox ...
0
votes
0answers
116 views

memcached issue on multi-core windows server with virtualization

i am having an issue running memcached (v1.4.4) on multiple cores. Here's my environment: Windows Server 2008 R2 SP1 running VMware, Intel Processor, only one core (out of eight) is enabled for the ...
0
votes
2answers
667 views

disk write cache buffer and separate power supply

Windows has a setting to turn off the write-cache buffer (see image) Turn off Windows write-cache buffer flushing on the device To prevent data loss, do not select this check box unless the ...
0
votes
1answer
47 views

Is it a big downside for a cpu to not report the L1 Cache?

I am reading information for a processorAMD FX-8320 Eight-Core My primary question is why the L1 cache is not in the information. Would this imply that it does not have registers that it can access ...
6
votes
1answer
3k views

RamMap “Empty standby list” drastically speeds up PC. Is there a better way to do this?

Many people are educated on how Windows Memory manager caching work by reading Microsoft white papers, etc. However, there are relatively few documents that describe real-world performance issues ...
1
vote
1answer
132 views

How can I locally cache pictures from a web-page so it loads faster?

I am, on a nearly daily basis, accessing my companies staff directory that is hosted on our wiki. The "problem" (and I use the term loosely) is that when I load the page everybody has a picture ...
1
vote
0answers
30 views

How can I configure the amount of cached data Chrome has? [duplicate]

Possible Duplicate: What is Chrome default cache size limit? After days without closing Chrome and tons of tabs opened, I have noted that Chrome delays page load and I often see a "Waiting ...
0
votes
1answer
3k views

UX32VD SSD: use it as ExpressCache or boot Windows 8 from it? [closed]

I recently bought an ASUS Zenbook Prime UX32VD bundled with a 500GB Hitachi HDD and a SanDisk 24GB SSD. Windows 8 comes preinstalled in the HDD drive. The factory settings use the SSD as a cache ...
1
vote
0answers
215 views

Optimum SSD size for Intel SRT?

According to Intel, the utilizable cache size on the SSD for SRT is between 18.6 GB and 64 GB. If I buy a "64 GB" SSD I only get 60 GB of usable space, thus underutilizing the SRT technology a bit ...
4
votes
2answers
5k views

Windows, why your 8 GB of RAM feel like a few MB?

I'm on Windows 7 x64 with 4-core Intel i7 and 8 GB of RAM, but lately it feels like my computer's "RAM" is located solely on the hard drive. Here is what the task manager shows: The total amount ...
1
vote
0answers
179 views

Kernel tuning on Linux [closed]

I have heard about using operating systems where they "tune" the kernel. If they are bypassing the kernel, do they need to tune the kernel? Is it a case of they do both because whilst the network ...
3
votes
2answers
2k views

Is the L3 cache shared by all cores for a Sandy-Bridge E Xeon CPU?

In a related question (http://superuser.com/questions/412988/impact-of-the-l3-cache-on-performance-worth-a-dual-processor-system) I asked about the benefit of a dual-CPU system in terms of doubling ...
1
vote
1answer
324 views

Firefox not using cache?

Some times I have issues with the wireless connection where I live. That issue is irrelevant to this (there are two IT departments managing this thing; there's nothing I can do about it). Most of ...
0
votes
1answer
213 views

How to cache windows share locally

My IT department provides me with space on a file share on a server, which is backed up. Ideally I would like to work straight out of this directory because then backups are not my responsibility. ...
5
votes
0answers
577 views

Why is I/O caching performance so much better on Linux than Windows? [closed]

This question is really just a port of a similar question on Stack Overflow: The emerging consensus from that question is that Linux has superior caching to Windows but the specific reasons why have ...
3
votes
1answer
1k views

Write caching causes slower performance?

USB 2.0 External WD 2TB Elements HD. Connected to Windows XP SP3 machine, write caching disabled by default. Worked fine. Since it is intended to be a permanent fixture (never removed), and on a UPS ...
2
votes
3answers
598 views

Windows 7, pre-caching large image files

I ran into a problem with very large image files. 700MB-3GB. When I click on them, my memory usage spikes. If the file is hosted on a network drive, the network usage jumps to 25% of a gigabit LAN ...
1
vote
1answer
542 views

How can I good performance from an OSX install on a USB stick?

I installed OSX on a USB stick, using a HFS+ filesystem. Although the OS is fully functional, it is incredibly slow, with frequent spinning wheel cursor. I am using the fastest (and most expensive) ...
6
votes
6answers
22k views

Windows 7 kills VMWare performance by disk caching?

We're running Windows 7 Enterprise 64-bit SP1 on Dell Precision T3500's (Xeon E5630 @ 2.53GHz, 4GB of RAM). On top of this is VMWare Workstation 7.1.4, up to date. Running in a VM is Windows XP ...
3
votes
4answers
3k views

Will ReadyBoost help at 8 GB RAM development machine?

I have Dell XPS 15 with 8 GB RAM, Windows 7 x64 with 7200 rpm HDD, and I do Windows-based development on it - ASP.NET, SQL Server, Windows C# apps, etc. Will attaching 8/16 GB fast USB stick speed ...
1
vote
0answers
697 views

Force ReadyBoost to be Persistent Across Reboots? [duplicate]

Possible Duplicate: How to stop ReadyBoost from rebuilding cache after every restart on SD cards and flash drives? I'm running Windows 7 x64. I'm using ReadyBoost with a lot of flash ...
0
votes
1answer
327 views

Optimize read/write speed of a SINGLE file via caching (Mac OS X 10.4)

My bookmarks.html file is 40 MB in size. Anytime I edit a bookmark in Bookmark Manager (Firefox), I find myself waiting 5-10 seconds for the operation to complete. (If I open up Activity Monitor, I ...
1
vote
1answer
507 views

Best available technology for layered disk cache in linux

I've just bought a 6-core Phenom with 16G of RAM. I use it primarily for compiling and video encoding (and occassional web/db). I'm finding all activities get disk-bound and I just can't keep all 6 ...
7
votes
4answers
2k views

To what extent is size a factor in SSD performance?

To what extent is the size of an SSD a factor in its performance? In my mind, correct me if I'm wrong, a bigger SSD should be, everything else being equal, faster than a smaller one. A bigger SSD ...
7
votes
3answers
4k views

What's the difference between 8 MB and 16 MB Cache on a hard drive?

I'm looking to replace a dead hard drive in an older notebook. The current (bad) hard drive is a Toshiba 60 GB 5400 RPM HDD with 16 MB cache. It's very difficult to find replacement ATA-100 notebook ...