Missing Cache Partition After Rooting With Magisk/TWRP - Google Pixel Questions & Answers

I installed TWRP and rooted with Magisk but I have no cache directory. When I go to wipe there is no cache, just system/data/internal storage and Dalvik. How do I get cache back? I am on partition A in case that matters.
Much thanks for any/all help!

eddi0 said:
I installed TWRP and rooted with Magisk but I have no cache directory. When I go to wipe there is no cache, just system/data/internal storage and Dalvik. How do I get cache back? I am on partition A in case that matters.
Much thanks for any/all help!
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The pixel does not have a cache partition or at least it has never shown one in twrp. If you wipe/dalvik/cache it will tell you, cache was not found.

Tulsadiver said:
The pixel does not have a cache partition or at least it has never shown one in twrp. If you wipe/dalvik/cache it will tell you, cache was not found.
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So no way to wipe cache at all on Pixel then? I found benefit in doing that on the Nexus 5X so that is why I am wondering.
Thanks.

eddi0 said:
So no way to wipe cache at all on Pixel then? I found benefit in doing that on the Nexus 5X so that is why I am wondering.
Thanks.
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Click to collapse
Apparently the cache partition was used for OS updates. With two system partitions, that became unnecessary as it can be done in the background.

eddi0 said:
I installed TWRP and rooted with Magisk but I have no cache directory.
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In the future, please don't post the same question in two threads, especially just minutes apart. An exception would be understandable if no one has answered the question in the first thread after several days.

Huh I feel like at some point this phone did have a cache partition though. I almost explicitly remember several wipes in which my cache didn't throw up an error. Could just be misremembering though

Related

question about wiping

quick question, im new to rooting the transforner and i just want to know, when i wipe to install prime will it erase my music that is on the internal storage? If so, is there a different way to wipe to keep certain files? Cause i also have my titanium backup files on internal as well, thanks in advance.
First of all, your title made me laugh for a good 1 minute. Somehow, "question about wiping" just doesn't sound very technical and sound more like it has something to do with our bodily functions.
No, "wiping" cache and data will not touch your files. Android is different than windows. Windows OS has 1 big partition where everything is in there. Android has 12 partitions, each one has it's own purpose. When you wipe the data partition, what you're really wiping is app data partition. There is also a user data partition where all your files are kept. Unless you do a format of your sdcard in the advance menu, all your user files are safe.
So, before you install a custom rom, make sure you wipe cache and data/factory reset. Also wipe dalvik cache. Trust me, all your porn files will still be there waiting for you.
Sorry, I have a weird sense of humor.
Lol, thanks buddy. Ive never had an android device with an internal sdcard so i was a little concerned. Thanks again.
goodintentions said:
So, before you install a custom rom, make sure you wipe cache and data/factory reset. Also wipe dalvik cache.
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I was wondering, is a data/factory wipe always necessary? When I flashed Revolver 3.9.3 for the 1ste time from stock rom, I did a data/factory wipe, cache wipe and dalvik cache wipe in CWM. When updating this Revolver rom to 3.9.5 using zip-file, I only wipe cache and dalvik cache. On my Moto I wipe cache and dalvik cache before and after the zip update when updating a custom rom, but I'm not sure if the latter is necessary. I guess a data/factory wipe is only necessary when flashing a new base rom?
wiping is usually recommended as sometimes if you install with out wiping it will cause weird problems :/

Wipe Dalvick cache

I am running a custom rom and if i wipe dalvick cache will my phone still be ok, or will I get any errors?
No problem at all.
Though be patient upon reboot as it will have to rebuild your dalvick & therefore will take a LiL longer to boot.
ian619420 said:
I am running a custom rom and if i wipe dalvick cache will my phone still be ok, or will I get any errors?
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Should be alright, usually if you run into problems thats what you do as well as fixing permission. :good:
ian619420 said:
I am running a custom rom and if i wipe dalvick cache will my phone still be ok, or will I get any errors?
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Yes you will be ok if you wipe the system or dalvik cache. In fact, I would recommend it before you try to flash any kind of update, mod, or apk. Just make sure to run Fix Permissions after you do, this will save tons of headaches down the road if you make it a habit. Also check out Vincom's stickies at the top of the SkyRo Developement thread, they've got a ton of info in them.
I do not believe you mean system. Wiping dalvik is the odex optimized (for your rom...) files that run when you launch an app.
Wiping the cache partition is fine as well. You should get an optimizing applications dialogue when you reboot.
Sent from my SAMSUNG-SGH-I727 using xda app-developers app

[Q] How to format system in TWRP

I am a little confused on the terminology. I have done some searching and I came across the same question: http://forum.xda-developers.com/showthread.php?t=2107425 but it didn't really explain what manual format/system means for TWRP...
For instance, to install Slim Bean 4.2 build 8, it suggests to do a full wipe and then manual format system before flashing the rom.
How would I do this in TWRP? I want to make sure that this is DIFFERENT from format /data right? It is also different from "just" wiping "system" through "Advanced wipe" in TWRP?
Thanks in advance guys!
duketerm said:
I am a little confused on the terminology. I have done some searching and I came across the same question: http://forum.xda-developers.com/showthread.php?t=2107425 but it didn't really explain what manual format/system means for TWRP...
For instance, to install Slim Bean 4.2 build 8, it suggests to do a full wipe and then manual format system before flashing the rom.
How would I do this in TWRP? I want to make sure that this is DIFFERENT from format /data right? It is also different from "just" wiping "system" through "Advanced wipe" in TWRP?
Thanks in advance guys!
Click to expand...
Click to collapse
If you want to flash a new rom you have to go into TWRP
Wipe: Cache + Dalvik Cache + System
Wipe System is the same like formatting system
Falcon_X said:
If you want to flash a new rom you have to go into TWRP
Wipe: Cache + Dalvik Cache + System
Wipe System is the same like formatting system
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Click to collapse
Thanks! Appreciate it. I was just wondering if formatting system is more of an active process that's different from wipe (eg. writing in zeros).
duketerm said:
Thanks! Appreciate it. I was just wondering if formatting system is more of an active process that's different from wipe (eg. writing in zeros).
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Click to collapse
no its same
wipe = format
You don't need to wipe anything for flashing a newer version of some ROMs such as nighties. A factory is usually recommended to wipe the cache, dalvik cache and userdata to return the ROM to stock. Then when you flash a new ROM it will overwrite your current one.
Format System during SLIM installation
Hi,
Formatting the System is not risk the whole data i have on my device? in the past (as far as i remember,) doing it, deleted all the information i had on the device completely so it was even impossible to recognize it on the PC even all the drivers were well installed.
Looking forward for your advice.
Miron
Falcon_X said:
If you want to flash a new rom you have to go into TWRP
Wipe: Cache + Dalvik Cache + System
Wipe System is the same like formatting system
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glad I came across this thread, was always wondering about TWRP being so used to ClockWorkMod
does format data also wipe my android os As well?

[Tool][23 Sept 2015][Aroma][v1.2]:Mega Wipe:Super Wipe:Factory Reset:Simple Wipe

This is a tool originally developed by Zoot1 a developer on xda-developers.com.
All I have done, with his permission, is to modify it for the Samsung Galaxy Note 3.
I wish to thank him very much for allowing me to do this. You can visit his original development link at Zoot1 Wipe Scripts for Flashaholics.
USE THIS AT YOUR RISK. I AM NOT RESPONSIBLE FOR AN DAMAGE TO YOUR PHONE, ANY ARGUMENTS BETWEEN YOU AND YOUR SPOUSE, LOST BANK ACCOUNTS, NEW REVOLUTIONS OR ACTS OF GOD.
You MUST have the following installed in order to use this tool:
1. CWM or TWRP Recovery installed
2. Busybox installed
What the tool does:
1. Megawipe: Use this to completely format your phone. It will delete everything on your phone and will bring it to bare bones. After using it, install any ROM for a fresh experience without any conflicts with in the framework.It deletes the Data (except data/media), Cache, System and Preload partitions of your phone. So Beware!
2. SuperWipe: This is a simple factory reset and you can use it to move from one ROM to another without bothering about framework conflicts. It deletes the Dalvik Cache, Preload, System and Cache partitions of your phone. Does NOT delete your data files.
3. Factory Reset: Use it to do a Factory Reset, which wipes your Data partition (except data/media), Cache Partition and Dalvik Cache.
4. SimpleWipe: A simple wipe is as the name suggests. A Simple Cache and Dalvik cache wipe. You can use it to clear the said partitions before updating to a newer version of your ROM. Also, You can use it before you have to flash a new ROM.
Updated Sept. 23, 2015 - v1.2 for N900/N9005 - Note: I only have an N900.
Changes: Sept. 23, 2015
- modified wiping of data partition to skip data/media (your internal SDCard)
- expanded text for the different wipes to give more information about the wipe choices
- NOTE: the only difference between the 2 scripts is the partition numbers for the N900 and the N9005
Download Link:
so is it safe to wipe now? even with cwm? there was an issue with wipe which caused boot loop?! isnt it?
mR.fR34ky said:
so is it safe to wipe now? even with cwm? there was an issue with wipe which caused boot loop?! isnt it?
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Haven't had any problems with CWM wipe.
mR.fR34ky said:
so is it safe to wipe now? even with cwm? there was an issue with wipe which caused boot loop?! isnt it?
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Click to collapse
the bootloops were cased by restroing nandroids.. AFAIK there were no issues with wipes...
gcrutchr said:
Haven't had any problems with CWM wipe.
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so the mega wipe wipes interal sdcard as well? is there anyway to edit that so the script only wipes data/system/cache/dalvik, and leaves sdcard intact?
Khizar said:
the bootloops were cased by restroing nandroids.. AFAIK there were no issues with wipes...
so the mega wipe wipes interal sdcard as well? is there anyway to edit that so the script only wipes data/system/cache/dalvik, and leaves sdcard intact?
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Click to collapse
The MegaWipe DOES NOT wipe internal sdcard. Having looked at the original script, it never did.
gcrutchr said:
The MegaWipe DOES NOT wipe internal sdcard. Having looked at the original script, it never did.
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Click to collapse
Mega Wipe does not delete your internal partition? Because in Samsung Galaxy S 3 i remember this script "reformat" your preload internal partition! the word "reformat" i put it in quotes because i don`t know exactly how to say it in english! Anyway i must thank you for your hard work!
Nice. If I understand this correctly this is like the Darkside wipes (and now Infamous wipes) for GSII. I used those all the time on my phone. Easiest way to wipe without worry. Thanks. I was hoping for this for the Note 3.
does not work for my n9005
Theblack_jack said:
does not work for my n9005
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Thanks for your feedback!
no problem
gcrutchr said:
The MegaWipe DOES NOT wipe internal sdcard. Having looked at the original script, it never did.
Click to expand...
Click to collapse
Did you test it on your Note 3 this tool that you port?
good question
the dev of this mod will not again zip for megawipe, such as the not working?
anyone?
Theblack_jack said:
anyone?
Click to expand...
Click to collapse
I will post a working update on Sunday.
ah yes! thank you
Theblack_jack said:
ah yes! thank you
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Scripts should be working now. Updated, tested and used for a new ROM I installed.
well does not work on n9005
Theblack_jack said:
well does not work on n9005
Click to expand...
Click to collapse
Can you send the partition layout for the N9005 so I can check the partition numbers?
If you do not know what they are, there is a free partition layout app on the PlayStore you can install.
It is called Partition Table by Lakshman.
I need the following:
/data
/preload
/system
/cache
Also, what do you mean it is not working? what happens when you run it?
can you give me the name of the application? and when I flash the zip it's still about 10%
so if I have the full menu. superwipe, megawipe .... with cwm 6.0.4.4

[noob question][rom flashing]

Hi..
I am always confused about this. When flashing a custom ROM, will wiping the system not delete the ROM zip file?
Also is wiping cache, system and data the only things I need to do.
Like there are so many confusing posts in and out of xda. The official CM page says nothing about wiping cache and system while the CM FAQ page here says to wipe all three I.e. cache , data and system.
Some say to do factory reset and some say not to.
What do I do man?
Cache, Data, System and Internal Storage are all separate partitions. Wiping one does not affect the others. Factory reset usually does the first three, you have to manually specify anything else.
Your ROM zip will be on the 'Internal Storage' partition which is why it survives a system wipe.
lost101 said:
Cache, Data, System and Internal Storage are all separate partitions. Wiping one does not affect the others. Factory reset usually does the first three, you have to manually specify anything else.
Your ROM zip will be on the 'Internal Storage' partition which is why it survives a system wipe.
Click to expand...
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Thanks for your quick response man. Also one more thing.
Is it necessary to wipe all the three when flashing a ROM and does the order in which they are wiped matter?
It's a very good idea. Not wiping can cause all kinds of problems. Order does not matter.
lost101 said:
It's a very good idea. Not wiping can cause all kinds of problems. Order does not matter.
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Click to collapse
Another thing again..
Should i wipe data/factory rest or just wipe data..
And in case of cache should i wipe cache partition or just cache or dalvik cache also..
Thanks in advance!
Meuuks13 said:
Another thing again..
Should i wipe data/factory rest or just wipe data..
And in case of cache should i wipe cache partition or just cache or dalvik cache also..
Click to expand...
Click to collapse
Wipe them all if you want, but factory reset is usually enough.
follow the instructions in the ROM thread where you looked, some steps omitted or changed to be installed, I hope you have no problems, I recommend that you make a backup of your current ROM.

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