Galaxy S Ram and Himem........ - Galaxy S I9000 General

Hi all,
I am getting this phone on July 21 when it's avaible through T-mobile. However, I ran across an issue while reading on the vast number of threads about this phone regarding the available memory.
1. Is it true the Android 2.1 is limited to 256mb of ram unless "hi-mem" is installed/enabled by the rom?
2. Is hi-mem enabled on the SGS stock rom? From my reading it doesn't appear that it's properly enabled.
3. If hi-mem isn't enabled, does that mean the SGS is functioning with only 1/2 of it's ram?
4. If so, how much free ram is showing on the stock rom and how much should we see once hi-mem is enabled?
I'm assuming that since many Android phones come with 512mb of ram these days, that hi-mem has been properly enabled on some of them. How much free ram does a typical android phone running 2.1 or 2.2 have after bootup?
I'm currently using a Touch Pro 2 which runs out memory all the time and would rather not have to deal with that on Android as well. I assumed that 512mb is supposedly to be more than enough to run 10+ programs at the same time should I choose to.
Thanks in advance.

It doesn't appear to be using 512MB I only ever have around 100 meg free. I used to have a touch hd and know what you must be thinking but i can assure you even with only 256 available it is fast and hasn't run out of memory on me yet. be sure to download a memory freeing app like task killer.
It runs quake3, something i could never get my hd to do with out practically killing the os

Kernel supports 512M RAM.

with the new Gingerbread specs it REQUIRES 512MB .. now if its 256MB , that's something to worry about

Nex_1 said:
with the new Gingerbread specs it REQUIRES 512MB .. now if its 256MB , that's something to worry about
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Don't worry, it has 512mb. It's just that some older kernels didn't support more than 256mb of ram, so the phone simply didn't "see" all 512mb.
My concern was that the kernel out of the box was too old to support the full amount.

The phone physically has 512MB of RAM. However, I think Android 2.1 is limiting the availability to 256MB.
Froyo 2.2 will correct this issue.

Related

Quick question about Android RAM...

I saw that the Nexus has 512 megs of ram which on plenty to run apps. I like the X10 overall better for the 8mpx camera, but it has only 256 for ram. Is this gonna be an issues for the x10? My friend who has a Magic said that there is a way to increase the ram by doing virtua memory on the SD card...You think it will work well on the X10 1gb internal storage? How well does the apps run on SD card?
SW Swap is realllllllllllly slow compared to realy memory. I think 256mb will be plenty for running apps.
kam187 said:
SW Swap is realllllllllllly slow compared to realy memory. I think 256mb will be plenty for running apps.
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Click to collapse
But the Hero has 288 and its older than the sony phone.
Legends say the andro OS itself uses up 150~ MB of ram for the Phone in question(Dream,Magic,Hero,Behold,etc)
There is a suggestion that the final hardware revision will actually have increased RAM and it's the prototypes which are still on 256MB. We can only wait and see how accurate this is though
Ram: 256MB
The Acer Liquid only has 256MB Ram and it is very fast - no issues at all.
It all depends on how many services you wanna run at the same time...
I run 25/30 services all the time and have no complains in my hero....though mem avayable is only 30mg....you can always keep killing services with advance task killer.Only 2 clicks in 3 seconds....as easy as that
Android automatically kills idle processes when ram usage shoots up anyway

RAM-ROM Doubt

i have been planning to buy a hd2, but feel let down by the launch of t-mobile version which has 576 MB ram and 1 GB rom.
all these forums are crowded with possible tweaks for getting 576MB ram.
but i wonder why isnt 1GB rom making the news? its double of what HTC offers to us.
isnt 1GB rom imporant than say 576 MB ram.
sorrry if my question sounds silly, but would be glad if someone points to me the significance of how 128 MB addiional RAM outweighs the 512 MB additional ROM.
no problem...
U can install additional programs to ROM, but u can also install them to StorageCard. As long as the sizes of the new ROMs coming will not grow up, u will always have enough storage on Rom left to install some little apps and hotfixes that needs to be installed to rom.
But more RAM means u can left more things in memory to get quicker access to them and a more responsive (faster) device...(better multitasking) for example.
Compare a Windows XP PC running with 512MB of RAM to another one running 1GB...u will feel a huge difference.
Now compare the 2 machines both with 1GB of RAM but one running a 20GB HDD and the other one a 40GB HDD, and will not feel any difference. But, if u like, u can add another HDD to the machine with only 20GB HDD (same here like Storagecard for HD2)....
Hi Bimme,
thank you for your simple explanation.
Now i also understood what it´s all about RAM and ROM.
That was very usefull.
Greetings
Inuit
ya..thanks for the reply. my doubts cleared. but then this makes me ask one more question, why is it that 512 MB rom a limiting factor for win mob 7 as speculated. i mean i can get a decent capacity storage card.
i m really grateful 2 u for answeing my question, i think i will stick to and buy an hd2 this feb. but its jes these small small things that make me reconsider my option.
Or, to make it simpler, I know android can be installed to MicroSD, as a second OS. Does this mean that if our HD2 remains on 512MB ROM, and Win7 requires more, we can install it on MicroSD?
I suppose yes, but we would get in some term slower performances, on the boot, as well as starting applications, but in terms of running apps, it should stay as fast...
Correct me if I am wrong...
Another thing is that it was discovered by accident that the extra ram seems to be available on the euro devices. That caused the hype around that subject, nothing has been discovered about extra rom but that would indeed be great as well...
But yeah, as mentioned. There already was enough ram in the device so the extra ram doesn't give an enormous boost but always nice to have some unexpected extra stuff

Available RAM info

Hey guys,
I was watching a demo of this phone from the French blog Frandroid and came across some useful info about the available amount of RAM:
We know the Galaxy S has 512MB of RAM, however, being the owner of an i8000 Omnia II (only 256MB), I can tell you that there are major issues with the very low available amount of RAM the phone actually had (the people over at Modaco were fighting like crazy to bring the amount up).
- Apparently, the phone has 180MB of available RAM (the rest seems to be used by Samsung/Android and not available for apps and all that).
- The phone has 79MB of available RAM with the following apps running:
+ Email
+ Clock
+ Amazon MP3
+ Voice Recognition (from Google)
+ Browser (however I don't know if it's Web or not)
+ Social Hub
+ Video Player
+ MP3 Player
+ "Advance Task Killer Free"
I hope this helps.
Cheers,
Will
Will.1 said:
The phone has 79MB of available RAM with the following apps running
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That looks pretty good to me. (I can't see what other apps i would be using with all of those running. To use GPS or read ebooks or write documents, etc I would close half of them)
Does anyone know if froyo uses more resources than eclair?
PS. I assume you mean those apps were all running simultaneously, and there was still 79MB free?
PPS. This will be my first android phone, so I hope 79MB free is pretty good. For some reason I seem to think that your post is criticizing these results, but I could be mis-reading. It is so late...
Because they are using the prototype version.
As gsmarena have stated the prototype version does only have 256 Mb while the final version will have 512 Mb
Dark Sector said:
Because they are using the prototype version.
As gsmarena have stated the prototype version does only have 256 Mb while the final version will have 512 Mb
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Click to collapse
No, the prototype had 512 meg of ram, just the software wasn't reporting it correctly
There are two things to consider here: first, with 2.1, the system can't use all of the available RAM. That will have to wait until Froyo arrives. Second, Android isn't Windows! Its Multitasking is very advanced and specifically designed for mobile devices. Even if you think all these applications are currently running, and the device does its magic to let it appear so, they don't always eat their share of RAM.
Free RAM says nothing at all on Android. Even apps that aren't currently "running" are kept in Memory when they are likely to be started again soon. What use is a large sum of unused memory? If you really need it, it will be there - at other times be glad it is put to use!
That might be true but as an i8000 owner I strongly advice everybody who want to buy that phone to what still somebody realiable got the phone and can report about the total amount of ram that is aviable to the system (OS + apps).
The I8000 only has about of 139 - 156 mb ram aviable to the system besides being sold as a 256 mb device.
TheGoD said:
That might be true but as an i8000 owner I strongly advice everybody who want to buy that phone to what still somebody realiable got the phone and can report about the total amount of ram that is aviable to the system (OS + apps).
The I8000 only has about of 139 - 156 mb ram aviable to the system besides being sold as a 256 mb device.
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Click to collapse
I think this is why the I800 was fast because "maybe" samsung came up with away to use some of the RAM space to speed up the device .
It might happen again specially while the Galaxy S looks so fast
For now let's say that Galaxy S will have 412 MB of available RAM .. still this looks too much
goood..

[Q] 340mb ram instead of 512mb?

My tw taskmanager shows only 340mb ram instead of 512mb, after some research I found that the rest of the ram is used for ramdisk,is that true?
If so,is there a way to use all of 512mb for ram?And does this make Epic inferior to Vibrant,Captivate and Fascinate or better?
All Galaxy S phones have 512 MBs of RAM. And I do believe all are the same. At least the i9000 and the Epic are.
The phone has a physical 512MB of RAM, but I don't believe that the stock kernel currently supports more than 340MB.
thephawx said:
All Galaxy S phones have 512 MBs of RAM. And I do believe all are the same. At least the i9000 and the Epic are.
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Click to collapse
Check your built in taskmanager(by holding home button),it only shows 324mb total ram,so no they not all the same.Yes we do have 512mb but only 324mb(give or take few mb) is used for actual ram,the rest is used as ramdisk(cache).Vibrant and Captivate uses whole 512mb as ram and internal rom(hd) for cache,im not sure about original Galaxy or Fascinate.
Believe me extra ram not being available has huge impact on performance,i owned MT3gs with 512mb ram and 600mhz cpu and it felt just as fast as my Epic if not faster even with Sense.
This could explain big lag im getting with 4-5 apps open,i could have 10 apps open on Mytouch slide with no lag.
lviv73 said:
Check your built in taskmanager(by holding home button),it only shows 324mb total ram,so no they not all the same.Yes we do have 512mb but only 324mb(give or take few mb) is used for actual ram,the rest is used as ramdisk(cache).Vibrant and Captivate uses whole 512mb as ram and internal rom(hd) for cache,im not sure about original Galaxy or Fascinate.
Believe me extra ram not being available has huge impact on performance,i owned MT3gs with 512mb ram and 600mhz cpu and it felt just as fast as my Epic if not faster even with Sense.
This could explain big lag im getting with 4-5 apps open,i could have 10 apps open on Mytouch slide with no lag.
Click to expand...
Click to collapse
There is a reason why. There is no dalvik cache push to sd for our devices yet. If we could get an ext2 or ext3 or ext 4 for our sd cards and move the cache there, it would be a whole new ball game. But it's no availible for us yet
Maybe to balance the phones out because epic has 2 cameras and keyboard
Sent from my iPod touch using Tapatalk
I wonder if other models have same ram or they have full 512mb of usable ram without ramdisk,and does that makes epic faster or slower?
I know my MT3gs was way faster with stock sense 600mhz cpu and 512 ram(without sd cache),sounds like this phone needs that extra 128+ram because extra ram makes more difference than faster cpu,324mb ram I dont think is sufficient for 2.1 to run smoothly.Hope someone comes up with something so we can use whole 512mb as ram and internal rom or sd for cache.
The reason why we have only 320 showing is because samsung moved the cache there to prevent the lag some people here talkming about the galaxy s having.
Sent from my SPH-D700 using Tapatalk
EPIC FAIL ...325 for me :-(
2012 the Evolution of Human Consciousness
supposedly the GPU uses 128mb of the ram
All 5 galaxy s phones have 512mb but the epic and fascinate are limited to the 300 and something because our phones are the only ones that don't have a massive amount of internal sd like the others. We ours uses the more typical smaller amount of rom and the missing ram is used to stop touchwiz from lagging! Why do manufacturers and carriers keep ****ing up android!? Love this device but I can customize it myself just fine without the extra tw layer eating my resources and slowing my upgrade releases!
Sent from my Epic 4G using xda app
We have 512mb rom which can be used for cache,i have all the apps I need installed in /system/app folder and still have 400mb free,how much should be dedicated to android swap 128,256?So there is plenty of room and for those people that have about 100 apps on they phone they need to wait for a2sd.
Still no one has answered if its possible to use whole 512mb for ram,this phone really neads it,most of the time I have 3-4 apps open and about 80mb ram free-thats not good.Epic has fastets rom out of any model,now if we could use it for cache and a2sd for apps,plus whole 512mb as ram,than this thing would fly.128 for swap is a waste,plus I think that this 128mb actualy takes away from GPU's vram.
I agree that we need more RAM. There has to be a way to edit the kernel and get more out of our hardware.

Can someone confirm the amount of RAM available?? (Only takes a few seconds)

Can someone confirm the amount of RAM that is available to the user? There were rumors that only 512mb was available (leaving the other 512 for the laptop dock). However, I've also heard that around 800mb was available to the user (meaning the full gig, essentially). To easily see this, download Android System Info from the market, open it, and on the first page/tab you can see RAM (total available, etc.)....
Thanks in advance!
I, too, would like to know the answer to this. It would be pretty weak of Motorola if it only allowed 512 of it to be used.
+1.
I would like to know this as well.
Bump
It says 425M available + 172 if I'm not mistaken.
From android system info there is 818MB RAM available, but after killing all threads the free RAM is no more than 510MB
motoblur/android cant be gobbling up 512mb worth of RAM. perhaps some is allocated to webtop? i would be very dissapointed if that were the case.
Thanks guys
Mine says 818MB with 432 available.
Sent from my MB860 using XDA App
Bit advanced task killer only shows 394 + 111
Sent from my MB860 using XDA App
Mine says..
Max: 818MB
Free: 280MB
Maybe it allocates 512mb for webtop and when the other 512mb (or whatever size after format) runs out it starts using the 512mb from the webtop
Jesus i hope that's not true, there has to be a way to disable that.
Hey guys, those of you with the device, go into the "tasks" tab of Android System Info.....here you should be able to see EVERYTHING that is consuming memory.....in a task killer, you likely won't be able to kill everything (and you shouldn't). For example, on my inspire, there are a lot of core processes and things that wouldnt show up in a task killer (like phone, etc.). A close look in this tab should give us a clearer picture. It does, however, appear that the full gig (essentially) is available. My inspire's ram is 768 and my max ram is 623, so the atrix seems somewhat comparable in the proportion of available ram.

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