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1
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3answers
189 views

CPU or RAM better in old machine?

I'm planning to use one of two old computers as a low-volume backup server. The machine will be online and files will be backed up over ssh/rsync. I will do a minimal install of Ubuntu or Debian ...
1
vote
1answer
497 views

How to make the system automatically kill some processes?

Sometimes my computer starts to behave sluggishly after running too many programs/processes simultaneously, at points almost looking crashed/frozen. Using Debian Linux, is there a way to ...
1
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4answers
4k views

How to clean up the RAM memory that is being used as cache memory?

My processor is using a big part of my RAM memory as cache and I want to clean it up because of that; will it prejudice something?
1
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4answers
6k views

How to find information about the RAM using the Terminal? [duplicate]

Possible Duplicate: Can I identify my RAM without shutting down linux? I need to know it to check the compatibility... I wanna know the type/size/model, etc. Can someone help? Thanks.
6
votes
3answers
501 views

Preload movie on RAM

My current computer is unable to run FullHD movies smoothly and I was already resigned to the idea, because it seemed a graphics card issue, mine not being powerful enought to do the work (which is ...
2
votes
2answers
684 views

How much RAM can an application allocate on 64-bit x86 Linux systems?

Is it true that a single application can not allocate more than 2 GiBs even if the system has GiBs more free memory when using a 32-bit x86 PAE Linux kernel? Is this limit loosened by 64-bit x86 Linux ...
6
votes
3answers
6k views

64-bit Linux doesn't recognize my RAM between 3 and 32 GB

My problems were caused by a faulty memory module and quite possibly a broken kernel binary. I just now booted my PC with basically brand new hardware. I've been running Debian 6.0 AMD64 before, ...
5
votes
2answers
1k views

How to get top 5 most ram intensive applications from Bash?

So I look at avaliable to me servers load and see that some other user has created some really ram intensive app that kills my server hosting abileties. I wonder what is bash command to get top 5 ...
7
votes
2answers
2k views

What is the appropriate value of vm.swappiness when using zram?

I'm using zram on my computer as a compressed RAM-backed swap. When the system needs to swap something out, swapping it to a zram-backed swap file is more or less equivalent to compressing that data ...
2
votes
0answers
276 views

Odd Inode/Ram cache drops happening in CentOS

I run a CentOS 5.7 machine (64bit) with 24GB ram and 4x SAS drives in RAID10 setup. This machine runs nginx/1.0.10, php-fpm & xcache. About a month back the RAM usage of this machine has changed. ...
6
votes
3answers
1k views

Is there a way to speed up boot time by loading things into RAM immediately?

I'm looking to lower my boot time by whatever means possible. I have about 8GB of RAM in my laptop, and if there's any way I could leverage that into faster boot time, that'd be awesome. Is there a ...