Memory card swap partition. - myTouch 3G, Magic General

Now if I increase the swap partition on memory by lets say 256 MB ,will I get better performance?
So what I am trying to say is bigger swap =better perf0ormance.

Bigger swap partions does not mean batter performance... at all!
Remember that your phones RAM can be read and written to faster than your SD card, the only reason we use swap is so we can get a bit extra space when we need it. What your really don't want is your phone off-loading tons of data to swap, as the read/write speed of your card will become the bottleneck, instead of the amount of storage available.
Stick with a small partition, no larger than 64MB and don't make the swappiness value too high either.
It's just there as an overflow, swap is in no way a substitute to real RAM

I am currently using cyanogens latest rom.
So I should have a 512mb extra with a 64mb swap?
Sent from my HTC Magic using XDA App

thricemin said:
I am currently using cyanogens latest rom.
So I should have a 512mb extra with a 64mb swap?
Sent from my HTC Magic using XDA App
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Personally I don't use either, as I only have a class 2 sdcard and I don't see how anyone could need more than 300mb for apps, but whatever.
Ext is your choice and yeah, anything from 32mb to 64mb for swap (assuming swwap is automatically enabled, as I said I don't use it).

Related

Chances of a Hero build (No swap)

Hi....
I just wanted to check what are the chances that someone makes a Hero rom that doesnt require the swapping crap which kills SD Cards eventually and doesnt actually make the rom still run as smooth as normal builds like JF 1.51 etc..
So What are the chances that someone can make a normal Hero rom that you just install and start using right away. Without any swap crap
No one is forcing you to use swap. You can load a hero rom without using swap.
^^ Like he said you don't have to use swap. It will be hella slow though and that is NEVER going to change because your G1 has 192mb RAM and the Hero has 288mb, and the Rosie/Hero stuff was designed to run on that amount of RAM. That is all there is to it and it will always be like that.
"eventually"
Your card should have at least a years warranty anyway by which time prices, sizes and performance will have moved on.
I just unearthed an old 64MB memory stick duo from a few years back, 4 times the size and 1/128 the capacity of my 8GB microSD which was 99p cheaper.
crpercodani said:
^^ Like he said you don't have to use swap. It will be hella slow though and that is NEVER going to change because your G1 has 192mb RAM and the Hero has 288mb, and the Rosie/Hero stuff was designed to run on that amount of RAM. That is all there is to it and it will always be like that.
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Thanks man, that was pretty much the answer I was looking for !! I didnt understand why Hero required the use of swapper. But it makes sense now.
But thats not good news for me !! Coz I really liked the Hero build , its a joy to use!. But with the use of swapping I dont find it very enjoyable, its still lags when you start running various applications.
Anyway thanks for the replies guys........appreciate it !.
What size swap did you try? You can really go as high as you would like, although much over 96mb is overkill I imagine. Also it makes a huuuuuuge difference when you change the swappiness to 80 or 100.
I'm pretty sure your SD card is going to last more than 2 years despite having a swap partition. You make it seem like a swap partition will kill your SD card in months.
With a swap, your card will still last for a couple years. Cards at $10, so who the hell really cares anyways? Even if it lasted 6 months, big deal.
I'm not sure what settings you are running with, but you need to turn compcache and backing swap off, and ONLY use linux swap, 96mb with 80 swappiness. The rom is extremely fast, for me, just like the 1.5's. I was pretty much crazy shocked by just how fast hero is with a good swap running.
I use it daily wth exchange for work, with several widgets, i use the weather, the galleries, contacts with all the facebook integration, never a slowdown.
I have a 104Mb Swap partition, 1.6Gb ext3 partition.
I had set my swappiness to 80. But for example just trying to turn wifi tethering ON, completely killed my phone , it got soo slow that ended up freezing.
and Yes, i am running only Linux swap no comcache.
From your replies, I can see something is possibly wrong with setup.
Could it be due to the fact that my SD is a class 2 ?
Weees said:
I have a 104Mb Swap partition, 1.6Gb ext3 partition.
I had set my swappiness to 80. But for example just trying to turn wifi tethering ON, completely killed my phone , it got soo slow that ended up freezing.
and Yes, i am running only Linux swap no comcache.
From your replies, I can see something is possibly wrong with setup.
Could it be due to the fact that my SD is a class 2 ?
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Your swap size and ext3 is to big, thats prolly why you were having issues.
well, what do you recommend then ?
Swap size should be at 32 or 64. Some have gone higher but not recommended. And ext partitions shouldn't be more than about a gig.

need advice on partitioning my sd card.

i bought a new 8gb sd card and im going to run pancake rom. ive done a bit of searching and i see alot of different answers when it comes to how much ext2 & swap space to use. what do you guys think is the best for ultimate performance on the hero?
i want to split the card for:
swap
ext2
fat32
the defaults in recovery should be fine, I believe it is 64 swap 256 ext then the rest fat. there isn't a reason to change the defaults really as far as I know it shouldn't change the performance for the better. but for the worse.
well i set 64mb for swap and 1gb for ext2 and the rest for fat. seems to be working well.
1 gig for apps seems like a lot of apps....
thedudejdog said:
1 gig for apps seems like a lot of apps....
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yeah i know but i may end up with alot of them, you never know.
Swap: 64mb
EXT2: 1024MB
The Rest is FAT32
This is with a Class 6 8GB SDHC.
No idea why but when I have a 1gig ext2 the phone seems to go much faster than say a 256mb or even 512mb partition. You can symlink alot of stuff to the ext2. I only use it for cache and apps though.

Partition Size Recommendation - 8GB SD Card

I have searched, googled, etc, but I can not found a recommendation on partition size, for a 8GB SD, on swap, ext2.
Does a "recommended" exists?
Today I have 128 SWAP, and 896 Ext2.
What class sdcard? For a class 4/6 that seems pretty good it really depends on how many apps you have and how much multitasking you want to get done.
I basically want my phone to respond as fast as possible, to whatever i'm trying to do. So i do not mind using more, if needed.
Is not like I would be loading it with 7GB of music or videos.
It should be class 4, do not think it is 6.
Also depends on what rom you running. With Cyanogens 2.1 build its better that you don't use swap. So there's several factors to think about.
I'm currently using 4.x.
128mb swap is too big, fool! Drop it like it's hot.
You mean like it is going to do harm? or like it is a waste? you mean to totally drop it, or to drop it to 96, or 64 or 32?
Who let the dogs out?
Too big of swap size slows the phone. Many apps will be kept running in the background due to this. That's a bad thing. Go with 32 or 64 swap. And for an ext size, 528mb is sufficient. Unless, you have more than 200+ apps, which I doubt.
IMO, I avoid swap and use compcache instead. Swap slows down after a week. Only use swap if you like running a ton of Widgets and background apps.

[DISCUSS] Low Ram Fears (400mb)

am getting a bit concerned, only got 250mb, of ram left, and have only installed a few apps. Am just worried what will happen, when i download more apps, since most apps, despite being able to save them on the memory card willl still have to use the ram.?
marvi0 said:
am getting a bit concerned, only got 250mb, of ram left, and have only installed a few apps. Am just worried what will happen, when i download more apps, since most apps, despite being able to save them on the memory card willl still have to use the ram.?
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I have 7 screens in the main menu full of games now on my Xperia Play. And have 149MB free space. Use the SD card for apps, thats why it came with a 16GB card. If you need to move your apps to make space go to "settings" then "applications" then "manage applications" then on the top "On SD card". Any that are not ticked can be moved to SD card to make room.
Regards,
Matthew
matknny said:
I have 7 screens in the main menu full of games now on my Xperia Play. And have 149MB free space. Use the SD card for apps, thats why it came with a 16GB card. If you need to move your apps to make space go to "settings" then "applications" then "manage applications" then on the top "On SD card". Any that are not ticked can be moved to SD card to make room.
Regards,
Matthew
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Thanks but this is what i mean you are already left with 150 mb so really this should be bad news. How many games have you got if you please don't do not mind me asking?.
matknny said:
I have 7 screens in the main menu full of games now on my Xperia Play. And have 149MB free space. Use the SD card for apps, thats why it came with a 16GB card. If you need to move your apps to make space go to "settings" then "applications" then "manage applications" then on the top "On SD card". Any that are not ticked can be moved to SD card to make room.
Regards,
Matthew
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how do you add/remove homescreens? i am only using one at the moment and really want to get rid of the blank ones!!
39 games on my xperia play. You think this is low then you should know it was allot lower on my other phones especially my nexus one. This things a god send. Also bare in mine I have tango installed which takes 50mb almost.
Sent from my R800i using XDA App
You unfortunately can't. But it takes no processes extra so don't worry. You can remove on some custom roms but they haven't started on them yet, although CM will be on it me thinks maybe when this thing gets rooted.
Sent from my R800i using XDA App
Ahh I see, thanks.
100 mb of ram is even enough, don't see why you need more?
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MJ_QaT said:
100 mb of ram is even enough, don't see why you need more?
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Must admit this is very true.
Thanks for the replies was just worried cause I kinda prefer loading a lot of Apps and games andand two months down the line i don't want to find out i have loads of memory on my memory card but unable to add any more apps or games.
marvi0 said:
Thanks for the replies was just worried cause I kinda prefer loading a lot of Apps and games andand two months down the line i don't want to find out i have loads of memory on my memory card but unable to add any more apps or games.
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Hmm, when you say "loading a lot of apps and games" do you mean running two games at once?
Downloading doesn't have to do with Ram availability. You can download everything as long as you have free space in your memory card .... But running them all is not a good idea even if you have 1gb free ram
Sent from my LT15i using XDA Premium App
this isn't windows mobile you guys... windows mobile stored applications in ram, and most winmo devices need a hud battery (hold-up battery) to maintain that application store when the main battery died. ANYWAY...
ram does not equal app storeage on android. Your apps can be downloaded to nand or sd card...
the xperia play has like 1GB nand/flash for the OS and data partition, plus apps2sd gives you virtually limitless app storeage. That is in the addition to the 400mb of RAM. Remember RAM and NAND/FLASH are 2 completely separate things. Volitile and non-volitile. RAM needs constant flow of power to retain information, NAND does not.
the 400mb of ram is useable at all times regardless of the quanity of applications installed, it's only effected by current running apps, and even with only 100-200mb free ram... that's plenty of any program you want to run, the memory management in android will assure that the active running app will have adaquate resources to run the app you are wanting to run, it silently closes inactive apps in the background to make most efficent use of that 400mb
sorry for breaking it down like barney, but it appears it was needed from the question and the responces that some people maybe didn't understand the question or situation exactly.
johnsongrantr said:
this isn't windows mobile you guys... windows mobile stored applications in ram, and most winmo devices need a hud battery (hold-up battery) to maintain that application store when the main battery died. ANYWAY...
ram does not equal app storeage on android. Your apps can be downloaded to nand or sd card...
the xperia play has like 1GB nand/flash for the OS and data partition, plus apps2sd gives you virtually limitless app storeage. That is in the addition to the 400mb of RAM. Remember RAM and NAND/FLASH are 2 completely separate things. Volitile and non-volitile. RAM needs constant flow of power to retain information, NAND does not.
the 400mb of ram is useable at all times regardless of the quanity of applications installed, it's only effected by current running apps, and even with only 100-200mb free ram... that's plenty of any program you want to run, the memory management in android will assure that the active running app will have adaquate resources to run the app you are wanting to run, it silently closes inactive apps in the background to make most efficent use of that 400mb
sorry for breaking it down like barney, but it appears it was needed from the question and the responces that some people maybe didn't understand the question or situation exactly.
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Lol, it's not a good idea to generalize your post like that, it's really insulting to talk to us like we don't know the difference between a Ram and Nand/Flash Rom
My understanding of the question as is 400mb Ram enough or not? Hence my answer is yes, having 100 mb free ram space is more than enough
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MJ_QaT said:
Lol, it's not a good idea to generalize your post like that, it's really insulting to talk to us like we don't know the difference between a Ram and Nand/Flash Rom
My understanding of the question as is 400mb Ram enough or not? Hence my answer is yes, having 100 mb free ram space is more than enough
Sent from my LT15i using XDA Premium App
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I wasn't meaning it to be insulting and it's hard to tell where people are at on the technical level, but as a first time android person, and in sometimes first time smartphone person things can be a little confusing.
I just wanted to make sure the foundation was good in case there was any confusion.
Like I said I didn't mean it to be insulting, I'm honestly trying to help.
is'nt it really 512mb ram? but i think the system holds off a certain amount to run the OS or something so we're kinda left with 400mb. that said i think the real thing here is WE are'nt left with anything as WE dont do anything with the 400mb, the OS uses as it pleases depending on how many apps are running, surely? but i think johnsongrantr put it well....
Zub7 said:
is'nt it really 512mb ram? but i think the system holds off a certain amount to run the OS or something so we're kinda left with 400mb. that said i think the real thing here is WE are'nt left with anything as WE dont do anything with the 400mb, the OS uses as it pleases depending on how many apps are running, surely? but i think johnsongrantr put it well....
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yea I have no idea how they got 400, base 2 doesn't land on 400. Maybe 256 + 128 chips and they rounded to 400? No clue, I'd be curious to find that out myself.
I bet that ~112mb is probably shared video memory or something stupid like that. Everywhere I read has said 400mb though.
EDIT: it's 512, with 112 reserved for something that is not identified. Check the first couple paragraphs.
http://blogs.sonyericsson.com/products/2011/04/01/xperia™-play-hits-the-stores/
A lot of people here seem a little confused on what the Xperia Play has in terms of memory. I'll do my best to explain this without insulting anyones intelligence.
So the Xperia Play has 1GB of app storage which is basically the equivalent of hard drive space that a PC would have. This is used in conjunction with the SD card to store apps. It's also the same memory used for the OS. So it has 1gb of this memory, but ONLY 400mb is usable because most of it is used by the OS and bloatware.
So where the Xperia Play had 1gb, the DroidX has 8gbs. So really the Play has crap for storage.
Then on top of that the Xperia Play has 512mb of Ram. Everyone knows what that is, so I wont explain that. But this really isn't different from most high end Android phones.
Sent from my DROIDX using Tapatalk
@tornlogic- The Xperia play has dual channel RAM which is first in class and provides 2x performance boost to normal ram. Its the quality that matters, not the quantity.
se_dude said:
@tornlogic- The Xperia play has dual channel RAM which is first in class and provides 2x performance boost to normal ram. Its the quality that matters, not the quantity.
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This is where people are confused. I said that the Xperia Play has 512mb of Ram which is what most highend Android phones have. And that's great! I mean the Bionic will have a gig, but who cares? So why would you tell me quality matters not quantity when I said that 512mb is fine and dandy?
Its the 400mb of user storage, which is NOT dual channel I have a problem with.
Think of the 400mb storage as the phone's hard drive. You can throw the sd card in the trash, and the phone will work just fine. You can still dl apps, save photo, documents and whatever your little heart desires without an SD card. Its all stored on the 400mb of space Sony thinks is a lot, but actually isn't.
Again, my DX has 8gb of storage. The Sony has 400mb. Both phones have 512mb of RAM, with the Sony having dual channel RAM, NOT dual channel storage. Clear?
Sent from my DROIDX using Tapatalk
Lol, see now I was the one confused, I have seen the 400mb number quoted as the ram on many websites, I think even engadget. But that makes much more sense now that it's 400mb free NAND after the system image. Something wasn't matching up right with the numbers.
Thanks for the info about the dual channel ram, I didnt know that either.

increase ram memory

Good night everyone :good:
I have an idea who you want to use in conjunction with the (MALIVE BOOSTER)
the application (RAM EXPANDER) that works in our (i8200n).
I increased my ram to 2281MB..
What amazed me was knowing that our device has a partition of 300 MB to the memory ram.. (virtual memory)
the application can be found at 4shared and so search for (ROEHSOFT).
experience for you.
link to tutorial: https://www.youtube.com/watch?v=eh-KAUwm-xA
Samsung Galaxy SIII mini GT-i8200N :laugh:
It may be posible,but to make any difference you need to have a sdcard class 10 or higher. Oderwise it is for no use .
It's just an swap memory it dosen't incress you ram. It like on os xp,7,8 when you can use the flash memory as a swap memory.
All you are doing is increasing the paging files which only gets used when your device run low on ram!
Hardware RAM is not a same like a swipe but the virtual paging give more capabilities.
It's true that you have to have a SD class min 10 and swap partition - in our phone 512 Mb for example.
by the way ...... RAM Expander works good.
Yes and true that does not change the RAM but my s3 mini gt-i8200n was a lot faster and no longer hangs in applications and don't need to clean the memory ram..
my memory card has 8 GB and I use 2 GB for swap..
How do I see the class of my memory card?
(don't forget to use the pirated version JUST TO TEST if it works then buy the original version).
Samsung Galaxy S3 mini GT-I8200n
Does it work with GT-i8190 too?
Maltonator said:
Does it work with GT-i8190 too?
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yess bro
OK thx!

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