microSD Final Capacity - General Questions and Answers

Just curios as to what your formatted capacity of a 8gb microSD card is?
My card:
8gb - 7.4gb
I know you never get the full amount - but 600mb diverence seems a little excessive. Do you think the card is ok?

Seems pretty normal mines about 450mb difference but not alot in it and when you consider how much you lose on a PC HD then it's pretty minute

Yes it is !

Thanks folks - now reassured

Related

Anyway to make my SD card run as ram?

My 4GB card as 1GB of free space. Is there a way to make it run as ram to make the system run faster?
no sd cards are way! too slow to do that
also flash have a limited nr of writes before they die
like cd-rw/dvd-rw discs if they were to act the role
of superslow ram they would die fast
Yup, superslow-to-write (about 100 times slower!) Flash memory just can't be used as RAM.

How about making swap on cappy ?

I don't know if anyone ever thought about making swap on cappy . I just feel a bit of shortage in ram, even I use talon big mem version still feel inadequate. What I am thinking is to make swap on external sdcard because it's faster, anyone can help me with it? Thanks in advance.
Sent from my GT-I9000
are you talking about a memory swap file?
"make swap" isnt too descriptive.
SD cards under class 6 are slower than our "ram"
if you feel inadequate with a big mem version of talon, you have something wrong.
adding another process to constantly read/write and swap files would be THE LAST THING you would want to do with your phone....
Android is pretty efficient at managing memory .... and swap files are well, terrible when you have high speed storage (ssd's, nand,) and for the class on the sd cards it is misleading. A lot of cards have algorithms that help improve their read speeds, with SSD (or NAND) you want to see the random IO speeds for reads and writes (class speeds are for reads)
Sent from my SAMSUNG-SGH-I897 using XDA Premium App
I mean memory swap.
And I have a class 10 card(tested read 20M/s and write 18M/s).
Thanks for your answersI'll think about it either way.
Does the captivate even have quick enough i/o to support class 10? And either way, like mentioned before Android IS very efficient at managing memory, which shows in their design of activities (read: onResume(), onPause(), onCreate(), onDestroy()). If your foreground app requires more memory than the system can provide, lower activities on the stack will be told to pause or destroy until a later time to free up memory.
If your phone's performance is suffering, it's most likely a processing issue. Perhaps you have some nasty services running (this could also be reflected in poor battery life).

[Q] Ram,rom and micro sd question

I'm getting this phone soon but just a couple questions.
Ive heard that the sensation has low available ram issues (probably sense?) but when/if a stock rom comes that should be fixed right?
Also since the avalible rom is pretty low. Would a class 10 micro sd be good for running data2sd (once we have root) were the whole data partion is on the sd.
is class 10 faster then the built in rom?
Having class10 won't make such a big difference (I purchased a class10 16Gb card and did not see any improvement compared to my class4) except that it will be faster to place big files (movies, etc) on the card
Concerning RAM, it's true that stock ROMs don't really manage it well, mainly because they start many apps in the background. Some can be killed, some will always come back after killed.
So once I've killed the useless apps after a fresh reboot, I can get a maximum of 350Mo free RAM, that tend to go to an average 250Mo after some hours of use.
Android 2.3 is not that bad in managing RAM (despite stock ROMs are) so I had low ram having a visible impact on something only once, when wanting to play Tekken 3 with Fpse and realized it was lagging because of low ram. My sensation was not laggy, only Fpse was, it demands much ressoruces! (I hadn't rebooted my Sensation for 3 days, that was the reason for low ram....now, I reboot it every 2 days, and no more problem)
So RAM is ok, if it gets kinda low, you won't notice it, and Android will tend to release ram afterwards, and once we'll have custom roms, it will be huge!

[Q]External partition

I am planning on making a 1GB external partition.
Now the question is: will it affect SD life? It is used very, very much, 100% of times...
Does it also affect battery life?
Thank you.
Sent from my LG-P500
I don't know about SD life, but it's unlikely it will affect it.
As for battery life, I haven't noticed any difference
QuantumFoam said:
I don't know about SD life, but it's unlikely it will affect it.
As for battery life, I haven't noticed any difference
Click to expand...
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Well, I heard journalism in ext4 could affect SD life, but without it is there any danger?
Sent from my LG-P500
Don't think so. I've been using an ext partition since two years and my SD card is still perfect. In fact, it's better than it would normally be, since I don't remove it
SD cards have a limited lifetime, like SSDs have too. So every read and write cycle shortens their lifetime a bit. That's why it is said, that ext4 effects the lifetime of a SD card. I don't think this matters a lot though.
Swap is different there, I think this'll decrease your SDs lifetime a lot, since there are uncountable r/w-cycles.
m3adow said:
SD cards have a limited lifetime, like SSDs have too. So every read and write cycle shortens their lifetime a bit. That's why it is said, that ext4 effects the lifetime of a SD card. I don't think this matters a lot though.
Swap is different there, I think this'll decrease your SDs lifetime a lot, since there are uncountable r/w-cycles.
Click to expand...
Click to collapse
Well, not planning to use swap, I have enough RAM, and that even slows Ubuntu in wubi, so just ext, will see...
Sent from my LG-P500

memory capacity

Hello to all!
First of all I want you to know that if it seems obvious that 8GB can be short fast, but it happens from the system stock my Moto available memory tells me they are 8GB dividing 2GB approximate for applications and another 5 GB approximate multimedia , in conclusion they are the 7.64 GB of memory 8gb. but now DIMINISH capacity considerably with custom rom and even uses all memory equally, leaving me only 3GB of storage media. be that the way in which the partition of custom rom is installed on the storage media? previously had a Samsung Advance 8GB and 4GB approximate always left me for multimedia. approximate and 2GB for applications. so my doubt
sorry for my bad english

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