An intermediate data storage area with high performance but limited capacity. The term "cache" can refer to hardware cache (on a processor) or software cache (which stores commonly used values in a computer's memory).

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26 views

In L1, L2 cache and DRAM, is sequential access faster than random access?

In L1, L2 cache and DRAM, is sequential access faster than random access because of the possibility to establish read-ahead? I know in HDDs this is of-course faster in orders of magnitude.
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19 views

Install Windows 8.1, Ubuntu with dual boot, + SSD caching system for both of them

So i have a 500GB Hard drive, and a 32GB SSD drive. (Dell Inspiron 14Z-5423) When i first received my computer, it was fast on booting (14sec), and then i tried to install Ubuntu and i messed up, and ...
0
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0answers
6 views

Drawbacks of cache in usb drives?

Background A few years ago I was glad to find out that there is a new flash drive with on-board caching (the SuperTalent Express RAM Cache), which gave it a really neat performance on small files. I ...
0
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0answers
14 views

How to cache “maven/gem/npm” content for the requests from my command line tools?

We have a very bad network condition, that when we use maven/gradle/sbt or npm or gem to install dependencies, it is often slowly and sometimes disconnected. So I wonder is it possible to run some ...
2
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1answer
84 views

How can I force caching a video file on nginx

I have two servers configured pretty much exactly similarly. One is my production server, and the other is my staging server. The nginx config on both are copies of each other except for the name of ...
0
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0answers
18 views

Changing default cache policy online on LSI Megaraid

I am having a RAID 10 with 6 Harddiscs in my server. I had set the default cache policy to write through. After setting up the OS, i came to know the I/O rates are too slow. I read in some forums that ...
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0answers
47 views

OS X does not release external disk cache (in inactive memory)?

While I am using an/any application that does reading from an external disk, free memory continuously decreases and inactive memory increases by the same amount, which is aproximately the amount of ...
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0answers
15 views

How is web form content encoded in Safari's cache?

A friend of mine just accidentally navigated off a web page where she entered a rather lengthy text into a web form. When navigating back to the page, the text was lost. (Spoiler: The page had an ...
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0answers
32 views

Enabling write cache on my unsupported flash drive

I have recently found that I can improve the performance of my computer by enabling write caching on my external USB flash drive. I have a PNY 8GB flash drive. I have done the following: Right click ...
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1answer
19 views

How long does it take for Linux to drop caches?

I run the following to clear cached files from the filesystem/system memory: # echo 3 > /proc/sys/vm/drop_caches I'd like to do this on a scripted basis, so that when I do I/O testing to compare ...
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1answer
41 views

RAID 0 Volatile Volume Cache Mode configuration

I discovered that in IRST there is an option to set a cache mode for my 3 ssd raid 0 array. I've read the documentation by Intel and have some questions: Are there any overall benefits/risks from ...
0
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2answers
22 views

Cache a single PHP file with parameters

So I build a PHP script that receive some data and provides it like an API. The data doesn't changes much, but the script runs every time it's requested. Is there a way to tell Apache to cache the ...
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1answer
76 views

Where is Google's file cache on OSX?

I opened a PDF the other day in Chrome from a URL. I can view the entire PDF in chrome, but can't save it, as when I do, I get a server error--as the URL the PDF was from is no longer working. It ...
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2answers
39 views

Can DNS Caching Be Disabled for a Single Domain (BIND)?

I have a BIND server (CentOS 6) on my local subnet handing my DNS requests. I also have a domain which points to my GoDaddy VPS. I would like to configure my BIND server so that it won't cache any ...
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0answers
36 views

Does EnhanceIO supports TRIM on SSD?

Does EnhanceIO supports TRIM on SSD? Or it has own implementation of similar technology?
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2answers
73 views

Cleared all of my cache but still seeing old website

I have a website setup on a free host called 00webhost. i was previously using a free web host called wink.s. i have a .com domain purchased from 1and1. i had wink.ws's dns servers pointed to the ...
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0answers
12 views

Caching an API on the local server

Is there a way I can cache API requests on the server? Example Normal request: Client -> Local server (Does the request) -> API -> Local server -> Client I want it like this: Client ...
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0answers
21 views

Virtually Indexed Physically Tagged Cache

I have been going through the four types of data cache used in virtual memory, I came across this problem and I could not solve it. Consider a Virtual Memory system with 20-bit virtual byte address, ...
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1answer
23 views

what is the proper way to backup outlook 2010 settings and cache?

We're planning to reinstall some workstations which use outlook 2010 and office365. What do i need to backup/restore in order to avoid the re-creation of the .ost (cache file) ?
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0answers
50 views

Unable to login to Google Drive desktop

I just downloaded Google Drive for PC. When I try to log in, I am only able to log in to an old account of mine (I suppose that email is cached somewhere), an account which for whatever reason is ...
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0answers
14 views

Can't Access After Effects Caches as Admin on Mac

There are about 500GB of space taken up in different users cache files for After Effects on a machine I am working with. They are located in /Users/user/Library/Caches/Adobe/After Effects and ...
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0answers
4 views

how set-associative cache is organized?

Is there any rule about how the set-associative cache is organized? For example, for a 4-way cache, should it be organized as a 2x2 array, or can different blocks in one set be put together? Any help ...
2
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2answers
115 views

What is the cause and disadvantages of high memory usage as time passes on Windows 8.1? [duplicate]

My laptop is used in long time intervals without restarting. The OS tends to use extensive memory (~8GB) as time passes. Below are screenshots of two different states with exactly the same programs ...
3
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1answer
145 views

Flush Chrome and Firefox DNS cache from command line?

Occasionally, I need to do a scorched Earth cleansing of my local DNS cachi. The most common scenario for this was that I was using OpenDNS, and when a name would fail to resolve (it was a hostname ...
4
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1answer
79 views

Whats the difference between physical and virtual cache?

I am having trouble understanding what virtual cache actually is. I understand virtual memory. If the CPU wants to access memory, as far as I understand, it sends a virtual address to the MMU which, ...
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1answer
25 views

Reset Internet Proxy Remembered Account on Windows

When you go to internet across a proxy server, windows ask you for your username and password and you can tell it that remeber that account and password forever. My problem is that I need to change ...
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0answers
21 views

Windows 7 - out of memory when mounting harddrives

I am having a problem on Windows 7 (pro, 64bit, latest updates) when mounting hard-drives: Windows becomes unresponsive will show out-of-memory-errors will advice to close all programs and restart ...
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0answers
23 views

How to add a cache file to browsers like Chrome/Firefox/etc.?

For example, there is a website hosting a Shockwave Flash app which is restricted to be used on that specific site. However, the network of the site is poor so that loading the entire .swf from the ...
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3answers
54 views

Caching a file system over the internet

I store all my files on my private server (DSL line, /28 network but still slow, especially the up-stream which is 512kBit). This works well for my smaller files, all my emails, Zarafa etc. But for ...
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0answers
45 views

DOCAN sshfs: How to flush file cache?

I am using DOCAN sshfs 0.6.0 in Win 7 to mount a Linux disk. It but does not show any new file even after many re-reads of the directory. Disabling cache helps but navigation becomes extremely slow. ...
0
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1answer
109 views

How to flush DNS cache in Firefox

Strange issue... whenever I try to access http://docs.python.org/ from Firefox on Win 7, I get redirected to http://docs.python.org/old_dns.txt which says: You need to update your DNS records for ...
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2answers
58 views

Will a big RAM improve filesystem write IO?

We have hundreds of millions of small files on our server, totally about 500 GB. I'm looking for a way to speed up their creation. Would there be any difference if I get more RAM for that purpose? ...
0
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1answer
77 views

Hard drive caches too fast?

i got a problem with my hard drives, I think ;) Well I realized that flash videos and games are stucking/freezing for a short time. When I googled that problem I found a script changing some ...
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0answers
32 views

Cleaning out AD Roaming Profile Cache

I've been playing around with AD RPs after watching some videos and they mentioned that you end up with a lot of disk space being filled due to cache and files being copied over from the server where ...
2
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0answers
69 views

How to force firefox to use the cache?

I have firefox 27 on windows. I browse a lot of picture boards with a slow bandwidth so it is very handy not to load the images each time I click on a thread already viewed. Iron does use the cache ...
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0answers
40 views

My website loads on my computer but not on any other computer. Why does that happen?

Here's the website: http://wbut.jayantbhawal.in/ This website used to work perfectly anywhere till yesterday. It's a Wordpress powered website using the theme Tempera. I've used a lot of plugins on ...
0
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0answers
63 views

Disable all disk cache features in Windows 7

I am doing benchmarking of several algorithms involving read/write to disk. As Windows provides some cache features, sometimes I get results like these : first run of the algorithm : 200 seconds ...
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0answers
383 views

how to cache all data with squid (Facebook,videos,downloads and .exe) qnap

Can anyone help me to cache facebook , all videos and all downloads all pictures all webpage In my squid server on my qnap This is my config an it is not working right. And i whant to use 4 GB for the ...
0
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0answers
26 views

Internet Explorer doesn't preserve cache when forced to

I need to edit an .swf file, cached by Internet Explore (IE version doens't matter), so that when a certain website opens, IE should use the cached file, instead of the newer one. I disabled checking ...
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0answers
42 views

How to Create Yum Cache Server for client machines in LAN

Like in Ubuntu we have the option of creating "Ubuntu update cache server" which downloads and update packages directly from internet and serves other client ubuntu machines for installing/updating ...
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0answers
32 views

When will explorer cache photos?

If I plugged my external USB into my PC, but never accessed any folders in the drive (just maybe down one level, but with no image files, just more folders) would Windows generate a entry to thumbs.db ...
1
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1answer
83 views

Copying files from external HDD to USB stick - will files remain anyhow on the computer's system drive?

Just wanted to see if you could help me out with something. I moved some files (all in one folder)from an external HDD to a jump drive using my work computer. This HDD was old, and I wasn't sure of ...
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0answers
39 views

Instruction cache vs data cache with reguards to size

In the context of cache for a CPU, I understand some are divided between instructions and for data. How exactly are they divided? Is one physical unit partitioned into two or are there two units ...
9
votes
5answers
760 views

What is the fastest way to clear cache and cookies in Google Chrome?

The standard way (hamburger icon>Tools>Clear browsing data>Confirm) is slow, especially when you have to clear frequently during development. Currently, I hit F12 to bring up the Console, go to the ...
3
votes
2answers
642 views

Google Chrome - Clear Cache for Specific Website

I recently created a free web hosting account on x10Hosting. Let's use www.example.x10host.com as my example domain. Before signing up for the domain, I visit the domain to see if it was available. ...
0
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3answers
191 views

How to stop Windows 8 from caching large files?

Edit The video files I talk about were unrelated to LoL (game). They were separate files that I personally downloaded. Of the 8GB that was used then the game crashed, the game was using less than ...
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1answer
67 views

What is the difference between 'Temporary files' and 'Cache'? [closed]

Is there any difference between Cache files and Temporary files? If so what? And what do each term mean?
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1answer
159 views

How to resume nginx caching without restarting nginx after purge

I'm using fastcgi cache with nginx 1.4.4 on fedora and it works great until I clear the cache directory with: find /var/nginx/cache -type f -exec rm -f {} \; Thereafter nginx will not resume ...
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2answers
116 views

Tradeoff: CPU Clock Speed vs Cache [closed]

If you had two choices in processors, one with 2.7GHz @ 6M cache, and the other with 3.0GHz @ 4M cache, which do you choose? This is not a shopping question, what I'm looking for is a general rule ...
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2answers
82 views

Is it possible to clear DNS cache globally?

Users are complaining they are seeing the old content, which is from the old website after we switched to new server. So they are looking at completely different website practically. Many of them ...