Questions tagged [cache]
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).
693
questions
0
votes
0
answers
35
views
How can I increase size of file cache in Windows 11? [closed]
Currently, Windows 11 is not using all of RAM (64 GB) during disk benchmark programs such as userbenchmark or crystaldisk. Because random-access performance is only around 100-150 MB/s instead of RAM(...
0
votes
1
answer
25
views
Disable writing to macOS DNS cache
Can writing to the macOS DNS cache be disabled through configuration, so that DNS resolution doesn't leave a mark on the filesystem?
The context is that I want to avoid logging the details of network ...
- 264
0
votes
1
answer
62
views
Can I run RAID5 with different cache size?
I had RAID5 that all Hard drives are HP and has 64 mb cache (HP MB2000GCVBR).
I want to replace one hard drive but there is no one in the stock as the same (same brand and cache size).
I have found ...
- 13
0
votes
0
answers
39
views
Caching content from my homelab on a proxy server?
My homelab server has several services on it (personal website, Nextcloud, Jellyfin, etc..) that I access via a VPS, which uses Nginx as a reverse proxy, and tunnels traffic to/from my server at home ...
- 1
1
vote
1
answer
76
views
All SSD file server cache on ram, is it safe?
I am running a Dell optiplex 790 , i5 2400, 8gb ram (now 16GB), on a 870 evo 250gb boot drive, 1&4tb 870 qvo ssds for storage, Linux Mint as base OS.
I'm worried about ram failing although no ...
1
vote
1
answer
48
views
Firefox seems to be caching js files differently from other types
I am developing a web page and Firefox just showed me some weird behaviour
Changes to html and css appear instantly in the browser
Changes to js seems to be cached
if I curl 'http://localhost/static/...
- 2,078
1
vote
0
answers
30
views
Firefox about:cache-entry parameters: setting limits for a memory entry hexdump?
So, I was viewing an IP camera video stream from a smartphone in Firefox 118.0.1; tried to set its properties, and the IP camera app on the smartphone, which is in an inaccessible location, crashed.
I ...
- 1,211
0
votes
0
answers
87
views
Windows 10 Start Menu Using Generic Icon for Programs
Occasionally I have seen Windows 10 use a generic icon in the start menu for every program:
but it should look like this:
I have not been able to determine the cause for this happening. It has ...
- 1,490
1
vote
2
answers
143
views
Can Apache be gracefully restarted without clearing the mod_cache_socache cache?
I recently enabled mod_cache_socache on Apache and created a large memory cache
Unfortunately it seems impossible to cache anything for longer than a day due to logrotate doing a graceful restart of ...
0
votes
1
answer
74
views
Fixing NTFS on SSD after corruption by windows cache
This must be a well known issue, so I'm looking for a fix if it exists.
I'm using windows 10. I had an SSD in my desktop that had an NTFS partition with no files.
I shut down the PC, removed the disk ...
- 963
0
votes
0
answers
104
views
Cannot clear DNS cache on MacOS Monterey
As part of troubleshooting networking issues on my Macbook Pro running MacOS Monterey 12.3.1, I have setup the WLAN network connection to use two different, local DNS servers, which both contained a ...
- 1
0
votes
0
answers
91
views
where is the cache location of VMWare copy and paste cache on Mac?
When copying and pasting between the host and virtual machine (VM), I have noticed a brief window that appears and disappears. It seems that this window may be responsible for temporarily storing the ...
0
votes
1
answer
751
views
Clear (or bypass) cache on Chromium startup
How to clear the Chromium cache on startup, via Chrome command-line arguments?
I have already read Clear Chrome's cache via CLI but the goal is slightly different.
I need Chromium (embedded) to ...
- 1,738
0
votes
1
answer
571
views
Stop smart cards from caching in Edge/Chrome
When you get a certificate drop-down selection prompt in Edge or Chrome, how do you prevent it from showing certificates belonging to previous users?
Certificate issue:
Background - I'm in charge of ...
- 1
2
votes
0
answers
27
views
Windows - network file transfer consumes storage - lacks housekeeping?
Using Windows 11 to transfer between 2 network locations (both NAS), I'm finding tens of GB of storage persists in being used up on the PC doing the transfer. It's not visible in any temp locations I ...
0
votes
1
answer
6k
views
Clear browsing history from specific site on chrome
I am using Chrome version 114.0.5735.110. I am trying to remove the history, cache, and cookies of a particular website. Google gives the following instructions:
However, there is no longer such an ...
- 123
1
vote
0
answers
37
views
Linux filesystem cache and deleting lots of files
I sometimes have a need to delete large directory tree with lots small files from an SD card. Fastest way seems to copy the whole SD card to local disk with DD, mount it via loopback, do operations ...
hotmultimedia
1
vote
1
answer
654
views
Change the default location of zsh completion cache files for macOS
I'm trying to change the default location of the zsh completion cache files in macOS. I have read the zsh documentation on completion which say's "alternatively, an explicit file name can be ...
- 27
0
votes
1
answer
186
views
How can I get my browser to persist its cache forever? [duplicate]
When I visit a web page, it is often cached by my web browser (Chrome). If I click on a link and then click "back" then the cached version is shown.
But if I close the tab or browser and ...
0
votes
1
answer
54
views
Is it guaranteed that a file descriptor will be created when a process accesses a file? Specifically in /proc/pid/fd
I am creating an ebpf program that has a tracepoint on the syscall read().
The purpose of the program is to count how many times a file is read.
My current method to trace this is as follows:
When ...
- 21
1
vote
1
answer
216
views
How to force disk cache of https sites?
as a browser end user, not a web developer, how can i simply force firefox to always store https cache as it would with http? Ideally for even longer than the website author mentions the cache should ...
- 4,854
0
votes
0
answers
17
views
Chrome page crashes "Aw, Snap" after loading too many elements in a page. Increasing the cache would fix the issue? [duplicate]
I am scrolling through a lot of elements in a web page. To be more specific, I am scrolling through a lot of Facebook profiles and I've noticed that after a while the page crashes saying "Aw, ...
- 1
1
vote
1
answer
56
views
What is ERR_CACHE_DOOM_FAILURE in chrome?
I was looking through chrome://network-error page, and I came across the error ERR_CACHE_DOOM_FAILURE. I am wondering what that means and what it is used for because google turns up no relevant ...
- 413
1
vote
1
answer
255
views
How to forget the contents of all Firefox tabs (releasing RAM), and refreashing a tab to re-access site when needed?
I want to run a game but my RAM is full and I can't close my Firefox windows due to needing them later for my workflow.
So I'm wondering, is it possible to tell Firefox to simply forget every site it ...
- 314
1
vote
0
answers
163
views
How can I "un-cache" my memory? Or perhaps, stop the virtual memory leakage?
Or, how can I free up all of my cached memory?
So, after just two, three days of uptime, my system's 32 GB memory is reduced to 3 GB, because the rest is all cached, AFAIK, due to my extensive browser ...
- 486
0
votes
1
answer
1k
views
Is it safe to delete huge Windows "DeliveryOptimization" files?
I am running out of space on my D: drive and I noticed that there are two files that contains 180gb together, inside of D:\DeliveryOptimization\Cache.
Is it safe to delete them? If yes, should I just ...
- 3
0
votes
0
answers
60
views
Did I accidentally delete all my thumbnails and entire desktop?
This is a bit different from my usual posts. I may have messed up badly. I was having a problem where my thumbnails for photos (jpg, png, etc., file type didn't matter), weren't showing up. Seemed ...
pythonanus
1
vote
0
answers
73
views
Does copying many files in the same directory on an SSD result in increased wear of the blocks that store the concerned filesystem area?
Assume several 1000's of files are copied in the same directory on an SSD. In such cases, the concerned part of the filesystem area must be updated after each newly created file, and it is highly ...
- 23
0
votes
0
answers
111
views
ubuntu cachefilesd is writing to cache directory, but is unable to retrieve files
I might be a little out of luck, but any help would be great. I have a VPN connection to my office. VPN connection is via Windows 11. I can access a network drive via the VPN in the linux VM. VM is ...
- 1
0
votes
1
answer
115
views
What Windows Cache File Stores Taskbar Thumbnail Previews (Image when Hovering Mouse over Taskbar)?
I am interested in determining where Windows saves the taskbar previews that it displays when you hover your mouse over an application on the taskbar; for example:
or
I tried using Thumbcache Viewer ...
- 1,490
0
votes
1
answer
1k
views
How to use an SSD to cache entire Linux distro installed on HDD?
Title pretty much sums it up. I’d like to install Ubuntu Server to an HDD and use an SSD as cache for the entire operating system.
I know this isn’t the most recommended and it is a better idea to use ...
- 1
2
votes
1
answer
4k
views
How to use a SSD as cache on Windows Server?
I have Windows Server 2022 2xHDD and 2xNVMe
Can I use NVMe like cache? Maybe Storage Spaces or other app? I want to use half of NVMe space directly for VMs and half of NVMe space for cache of HDD. ...
3
votes
2
answers
606
views
Set Windows in a mode that all USB flash drives inserted in the future won't require "Eject"
I'm working on an embedded computer in kiosk mode, where the users can insert an USB flash drive.
Even if I add a "Eject USB storage device" button in my app's GUI, often, some users won't ...
- 1,738
0
votes
0
answers
184
views
Trying to recover text I wrote in rapidtables.com's notepad after a hard drive disk error
Wrote down some things on that site which uses cookies or cache or whatever to save my text. My hard drive had a disk error and stopped working, so I took it out and connected it externally to a ...
- 1
1
vote
2
answers
4k
views
Undervolting CPU Core vs CPU Cache
From what I have seen on Youtube videos and from what I have read on the Internet, the undervolt value of the CPU core and CPU cache should be the same.
My CPU is i7-11800h. After running several ...
- 269
0
votes
0
answers
387
views
Windows File Explorer Icon is wrong in Task Manager
For some reason my Windows 11 File Explorer Icon is wrong in task manager, I tried rebuilding the cache and repair install, deleted all IconCache_x files and still the same.
Please note that I used an ...
- 43
2
votes
2
answers
2k
views
How to keep yum cache from filling back up
I have a RHEL system whose disk keeps filling up. The problem is /var/cache/yum. I have read Can we clean yum cache files manually? and I know that sometimes you have to, like it says, clear out /var/...
- 247
0
votes
2
answers
81
views
How to find folder paths that have existed in the past on a PC's hard drive
I have a folder named fubar on a PC, having the path D:\Foo\fubar.
The folder fubar was previously named differently and was stored in a different path named D:\Baz\Qux\
I need to find out what the ...
- 498
0
votes
0
answers
27
views
After re-initiating the transfer of a same file, why does the portion that was initially transferred get copied very quickly?
I use Windows 10 on my laptop. I've noticed that if I initiate the transfer of a file, cancel it, then re-initiate the transfer of the same file, the portion that was initially transferred get copied ...
- 20.7k
0
votes
0
answers
61
views
URGENT: How to stop a page reloading too many times in Chrome
Having issues loading a page in Chrome.
I can get to a login page on https://login.scottishfalive.co.uk/Home/Index however once I input my details I get an error message, page isn't working ...
- 1
1
vote
0
answers
126
views
Is it possible and worth it to create a DNS server + Cache on windows 10 and cache everything? [closed]
I was wondering if it's possible and logical to create a DNS server/cache inside Windows 10 (maybe by using wsl). So when I search twitter.com, for example, it doesn't go to Google or Cloudflare ...
- 11
0
votes
1
answer
3k
views
How to save my online game progress in case of corruption (Poki.com)
I had originally asked this question in Arqade and the folks there suggested I ask this here in SuperUser.
I play a few online games on poki.com, and all my progress data (like guns, upgrades, etc) ...
- 23
2
votes
0
answers
384
views
Thousand of cache files .HTM
In our development department, users use w2019 virtual machines. We are observing that every day there a lot of new cache files .HTM in:
C:\Users\iisuserpool\AppData\Local\Microsoft\Windows\INetCache\...
- 43
0
votes
0
answers
471
views
TTL of a dynamic arp entry in windows (not base time, actual time)
When I run arp -a on my cmd I get a list of arp entries. The dynamic entries expire when their timer expires and then they are deleted from the arp cache. How can I see how much time a certain entry ...
- 101
3
votes
1
answer
2k
views
Why is Chrome's service worker *cache* directory in ~/.config instead of ~/.cache?
One of the largest folders in terms of disk usage after just using my new install for one day is ~/.config/google-chrome/Default/Service Worker/CacheStorage. I'm using Chrome v101 (current stable) on ...
- 3,517
1
vote
0
answers
177
views
Combine LVM caching and mirroring
I have LVM caching setup for my home_1 LV and I would like to mirror it to a new PV as well. When I run lvconvert I get an error "Cannot convert LV myvg/home_1_corig."
Is it possible to ...
- 111
0
votes
1
answer
1k
views
MacOS: Cannot delete "Xcode Caches" under System Information > Storage Management
I am using a 2020 M1 Macbook Air on Monterey 12.3.1.
When I go to:
About this Mac > Storage > Manage > Developer
I see Xcode Caches taking up 4.85 GB space.
When I click delete, a pop up ...
0
votes
0
answers
77
views
Linux SMP system: User process, Kernel module functions, Kernel module interrupt handler, SLUBs: run on which core?
I'm having some uncertainties regarding the kernelspace / userspace behaviour of multicore multithread systems, especially in combination with allocations using SLUB.
Could you please give me some ...
- 1
0
votes
2
answers
48
views
Does the Windows 7 CLI command "shutdown" ensure all disk writes occur before power ends?
I have a Windows 7 Batch file, (that I wrote), that opens a database program, and when the program is exitted, copies a large number of files from one folder to another folder on the same hard disk, ...
1
vote
0
answers
346
views
Clear cached URL redirects from Safari and Firefox
I have a NodeJS server and set up a redirect for https://emocoes.org/ukraine to https://emocoes.org/ucrania. The redirects seem set up correctly:
$ wget https://emocoes.org/ukraine 2>&1 | grep ...
- 1,887