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Temperatures just popped up to 62 and hovering around 50 is but the HD numbers says 41.
There a heat sync maybe a strip of copper or something I can stick on it to drop temperatures.
 
i ran into the same issues trying to upgrade the Crucial P2 firmware that @mertingen has reported... no luck with either Etcher (macOS and Win) or Rufus (Win). i eventually had to install Windows and use the Crucial Storage Executive to be able to perform the upgrade.
I was booted into Grub Rescue mode, and I used `isolinux.cfg` in Grub commands. `linux (hd6)/boot/vmlinuz`, `initrd (hd6)/boot/crucialblah.gz`. And, crucially, I had to type arguments to `linux` stated in `APPEND`.

It's been 5 days since the upgrade, and the crashes have stopped.
 
Hi, thanks for all your interesting posts. I have just bought a 2TB Crucial P2.
Can you tell if it's QLC or TLC from the look of it?
• The SSD is one-sided, no components on the backside.
Noticable info on the sticker:
• 3.3V, 2.5A
• Firmware: P2CR033 (This is the recent firmware.)
• I have noticed that on some photos on the web the sticker shows 1.7A – what does that mean?
• The circuit board shows a lot less components than some of the photos online.
My SSD looks like the one here: https://www.storagereview.com/review/crucial-p2-nvme-ssd-review-2tb
It does not look like on the Amazon photo.
 
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Well, so far my MP510 seems OK. I had one issue yesterday which may, or may not, have been a kernel panic. But it may have just been a Big Sur glitch or some other issue, so I wouldn't neccessarily say it was anything to do with the new SSD.

Just a question - could someone explain exactly what these 'Lilu' and 'ssdpmenabler' and 'kexts' are, and if they're any use to me with this particular SSD? Also if there are any implications to using them (security risk, etc.)? Many thanks.
 
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Well, so far my MP510 seems OK. I had one issue yesterday which may, or may not, have been a kernel panic. But it may have just been a Big Sur glitch or some other issue, so I wouldn't neccessarily say it was anything to do with the new SSD.

Just a question - could someone explain exactly what these 'Lilu' and 'ssdpmenabler' and 'kexts' are, and if they're any use to me with this particular SSD? Also if there are any implications to using them (security risk, etc.)? Many thanks.
These kexts for decrease the consumption of your ssd so basically power saving options. The lilu is required for nvmefix and ssdpmenabler is a different kext. You can find all thread on github with tutorials also. I am also a beginner as you with these hacks but I don't think there are any security risk regarding using them. The description for installation was not contain proper informations for me, so I looked for another threads to find more detailed tutorials. The easiest way for me was the usage of hackintool to install them. And before anything you should disable SIP in recovery mode but they also mention that on github in the ssdpmenabler description. Good luck for you with the upgrade!
 
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These kexts for decrease the consumption of your ssd so basically power saving options. The lilu is required for nvmefix and ssdpmenabler is a different kext. You can find all thread on github with tutorials also. I am also a beginner as you with these hacks but I don't think there are any security risk regarding using them. The description for installation was not contain proper informations for me, so I looked for another threads to find more detailed tutorials. The easiest way for me was the usage of hackintool to install them. And before anything you should disable SIP in recovery mode but they also mention that on github in the ssdpmenabler description. Good luck for you with the upgrade!
Thanks, most helpful.

I'll do some reading - need to understand what SIP does...
 
Well, so far my MP510 seems OK. I had one issue yesterday which may, or may not, have been a kernel panic. But it may have just been a Big Sur glitch or some other issue, so I wouldn't neccessarily say it was anything to do with the new SSD.

Just a question - could someone explain exactly what these 'Lilu' and 'ssdpmenabler' and 'kexts' are, and if they're any use to me with this particular SSD? Also if there are any implications to using them (security risk, etc.)? Many thanks.
As a partly answer to my own question about the qualities of the Crucial P2 – as well as your question about the SsdPmEnabler, this Github thread here may be interesting:
As a start in understanding kernel panics I found this article helpful:
 
As far as i can remember, SX8200 pro doesnt really get along with NVMeFix, it doesnt crash, but it doesnt improve either. Lol

970 is surprisingly a good idler after the fix. Although it's kinda pricey (especially in my country) but if you manage to snatch a good deal, then go for it.
Hi,

I have same model as you. I use NFHK adaptor and Sabrent Rocket 1 TB.
and follow your step. however it does not help. My battery drains 1-2% per hour in standby mode.
may i know your adaptor brand and SSD.
Could you guide me?
 
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Hi,

I have same model as you. I use NFHK adaptor and Sabrent Rocket 1 TB.
and follow your step. however it does not help. My battery drains 1-2% per hour in standby mode.
may i know your adaptor brand and SSD.
Could you guide me?
So you don’t have sintech branded adapter? I’m going to get same SSD as yours and yesterday I’ve installed brand new palmrest/trackpad/keyboard and battery on my late 2013 15” with still stock Apple 256gb ssd and new battery life is amazing, literally dropped to only 71% from 100% after 8h (yes!) of very light use (still calibrating new battery) so I’m kinda worrying Sabrent Rocket will drain my battery a lot
 
Hi, thanks for all your interesting posts. I have just bought a 2TB Crucial P2.
Can you tell if it's QLC or TLC from the look of it?
• The SSD is one-sided, no components on the backside.
Noticable info on the sticker:
• 3.3V, 2.5A
• Firmware: P2CR033 (This is the recent firmware.)
• I have noticed that on some photos on the web the sticker shows 1.7A – what does that mean?
• The circuit board shows a lot less components than some of the photos online.
My SSD looks like the one here: https://www.storagereview.com/review/crucial-p2-nvme-ssd-review-2tb
It does not look like on the Amazon photo.
I guess its QLC. You can't see it on the label

There is some phison-software (http://vlo.name:3000/ssdtool/ ) which gives you the answer of your question by reading out firmware.
1.7A is the power consumption of the one with 1 TB.
2.5A is for the one with 2TB.
 
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Hi,

I have same model as you. I use NFHK adaptor and Sabrent Rocket 1 TB.
and follow your step. however it does not help. My battery drains 1-2% per hour in standby mode.
may i know your adaptor brand and SSD.
Could you guide me?
what bootrom?
 
Hello
I have a macbook pro 2014. I put the corsair MP510 2TB disk and tried to install Yosemite. After the installation it restarts and shows me the folder icon with a stop.
Does anyone know a way to install Yosemite on this drive ???
 
I guess its QLC. You can't see it on the label

There is some phison-software (http://vlo.name:3000/ssdtool/ ) which gives you the answer of your question by reading out controllers firmware.
1.7A is the power consumption of the one with 1 TB.
2.5A is for the one with 2TB.
Thanks for your reply. Hm, based on what is your guess?
“Phison flash id” requires Windows just to read out the controller. Running it in Wine didn't work.
As for the 1.7A or 2.5A: The Amazon photo shows the 2TB Crucial P2 with 1.7A.
And in this review you can see a 1TB with 2.5A. – Just the opposite.
 
Hello
I have a macbook pro 2014. I put the corsair MP510 2TB disk and tried to install Yosemite. After the installation it restarts and shows me the folder icon with a stop.
Does anyone know a way to install Yosemite on this drive ???
What storage did you use until the mp510?

I am not sure if Yosemite supports NMVE devices.

make sure to push big sur or Mojave on your Mac to update the bootrom, may be that can do the trick for you.
 
What storage did you use until the mp510?

I am not sure if Yosemite supports NMVE devices.

make sure to push big sur or Mojave on your Mac to update the bootrom, may be that can do the trick for you.
I had (have) the original
I have installed the big sur so the bootrom is up to date
Any other idea ?!
 
Thanks for your reply. Hm, based on what is your guess?
“Phison flash id” requires Windows just to read out the controller. Running it in Wine didn't work.
As for the 1.7A or 2.5A: The Amazon photo shows the 2TB Crucial P2 with 1.7A.
And in this review you can see a 1TB with 2.5A. – Just the opposite.
did have a Crucial P2 weeks ago and read out the firmware, its was a qlc too.
Do you think amazon uses different labels? I think they took one pic in the shop and photoshopped the others...

A picture is not part of a purchase agreement.
Crucial's behaviour is not ok, not being transparent to customers in any way, that is the big why because I sent it back .. my business case as a customer is not to play jeopardy... ,-)

edit: typos
 
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Can someone help me figure out where to start when upgrading the SSD? I have a 13" retina early 2015 MBP? I would like to upgrade to 1TB from the 128 base model. Is it the process easy? I do have all of my data backed up with Time Cspsule.
 
Can someone help me figure out where to start when upgrading the SSD? I have a 13" retina early 2015 MBP? I would like to upgrade to 1TB from the 128 base model. Is it the process easy? I do have all of my data backed up with Time Cspsule.
The WikiPost here answers a lot of starter questions:
 
I have installed the 2TB Crucial P2 finally.

So far I am impressed with the speed, which is double of the Apple SSD. Temperature is 40°C in 23°C room temperature. Apple Diagnosis has recognized the SSD (no problems found) and also SmartReporter. I can post details here, if somebody wants to know more.

The only problem at the moment is that I had planned to use Sierra on a 2nd partition. But the drive is not visible at all from the Sierra installer. (Boot-ROM-Version: 431.0.0.0.0)

I read through the WikiPost again and found this info:
“ •NVMe drives with 512b sectors don't work on macOS older than 10.13
• NVMe drives with 4K sector size (ex. : Sabrent Rocket) do work natively with macOS 10.12, of course you need to have your BootRom up to date before installation”

So I checked the sector size of all volumes with Terminal:

#!/bin/bash

for disk in /dev/disk*s*
do
diskutil info $disk
echo "**************************************************************************************"
echo " "
done

If I read the output correctly, the SSD uses 512 bytes sector size.
Disk Size: 2.0 TB (2000189177856 Bytes) (exactly 3906619488 512-Byte-Units)
Device Block Size: 4096 Bytes
Volume Total Space: 2.0 TB (2000189177856 Bytes) (exactly 3906619488 512-Byte-Units)
Volume Used Space: 25.2 GB (25211752448 Bytes) (exactly 49241704 512-Byte-Units) (1.3%)
Volume Free Space: 2.0 TB (1974977425408 Bytes) (exactly 3857377784 512-Byte-Units) (98.7%)
Allocation Block Size: 4096 Bytes

Is there a way to change that?
 
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did have a Crucial P2 weeks ago and read out the firmware, its was a qlc too.
Do you think amazon uses different labels? I think they took one pic in the shop and photoshopped the others...

A picture is not part of a purchase agreement.
Crucial's behaviour is not ok, not being transparent to customers in any way, that is the big why because I sent it back .. my business case as a customer is not to play jeopardy... ,-)

edit: typos
A summary of my email exchange with Crucial Customer Support, is that after they confirmed several times that "Crucial P2 SSDs are based on TLC NAND flash", they finally stated:

Currently the P2 is primarily based on QLC NAND. However, different NAND technologies like TLC may be used depending on material availability.

We will not be able to get you a 2TB TLC P2 drive as it has never been produced.o_O


Unfortunately previous comments, as the ones below, were ignored:

We encourage Micron to be more transparent about their controller and NAND choices and especially any post-launch changes.

Sending out faster TLC drives for review, then releasing versions with QLC under the same product name at a later date seems rather shifty.

The Crucial P2 is "designed" to use TLC NAND flash, and initially it did (I guess that all the third-party benchmarks has been conducted with the TLC versions, so the performance figures were very close as the advertised), but taking advantage of the clause "specifications are subject to change without notice" now uses QLC (N28A), as the output (trimmed) of a Phison's diag tool shows:


Model : CT2000P2SSD8
Fw : P2CR033
Size : 1907729 MB [2000.4 GB]
LBA Size: 512
...
F/W : EDFN70.0
P/N : 00000000
Bank00: 0x2c,0xd3,0x1c,0x32,0xc6,0x0,0x0,0x0 - Micron 96L(N28A) QLC 1024Gb/CE 1024Gb/die
Bank01: 0x2c,0xd3,0x1c,0x32,0xc6,0x0,0x0,0x0 - Micron 96L(N28A) QLC 1024Gb/CE 1024Gb/die
Bank02: 0x2c,0xd3,0x1c,0x32,0xc6,0x0,0x0,0x0 - Micron 96L(N28A) QLC 1024Gb/CE 1024Gb/die
Bank03: 0x2c,0xd3,0x1c,0x32,0xc6,0x0,0x0,0x0 - Micron 96L(N28A) QLC 1024Gb/CE 1024Gb/die
Bank04: 0x2c,0xd3,0x1c,0x32,0xc6,0x0,0x0,0x0 - Micron 96L(N28A) QLC 1024Gb/CE 1024Gb/die
Bank05: 0x2c,0xd3,0x1c,0x32,0xc6,0x0,0x0,0x0 - Micron 96L(N28A) QLC 1024Gb/CE 1024Gb/die
Bank06: 0x2c,0xd3,0x1c,0x32,0xc6,0x0,0x0,0x0 - Micron 96L(N28A) QLC 1024Gb/CE 1024Gb/die
Bank07: 0x2c,0xd3,0x1c,0x32,0xc6,0x0,0x0,0x0 - Micron 96L(N28A) QLC 1024Gb/CE 1024Gb/die
Bank08: 0x2c,0xd3,0x1c,0x32,0xc6,0x0,0x0,0x0 - Micron 96L(N28A) QLC 1024Gb/CE 1024Gb/die
Bank09: 0x2c,0xd3,0x1c,0x32,0xc6,0x0,0x0,0x0 - Micron 96L(N28A) QLC 1024Gb/CE 1024Gb/die
Bank10: 0x2c,0xd3,0x1c,0x32,0xc6,0x0,0x0,0x0 - Micron 96L(N28A) QLC 1024Gb/CE 1024Gb/die
Bank11: 0x2c,0xd3,0x1c,0x32,0xc6,0x0,0x0,0x0 - Micron 96L(N28A) QLC 1024Gb/CE 1024Gb/die
Bank12: 0x2c,0xd3,0x1c,0x32,0xc6,0x0,0x0,0x0 - Micron 96L(N28A) QLC 1024Gb/CE 1024Gb/die
Bank13: 0x2c,0xd3,0x1c,0x32,0xc6,0x0,0x0,0x0 - Micron 96L(N28A) QLC 1024Gb/CE 1024Gb/die
Bank14: 0x2c,0xd3,0x1c,0x32,0xc6,0x0,0x0,0x0 - Micron 96L(N28A) QLC 1024Gb/CE 1024Gb/die
Bank15: 0x2c,0xd3,0x1c,0x32,0xc6,0x0,0x0,0x0 - Micron 96L(N28A) QLC 1024Gb/CE 1024Gb/die
Controller : PS5013-E13 [PS5013AA]
CPU Clk : 667
Flash CE : 16
Flash Channel : 4
Interleave : 4
Flash CE Mask : [++++++++ ++++++++ -------- --------]
Flash Clk,MT : 800
Block per CE : 1968
Page per Block: 4608
Bit Per Cell : 4(QLC)
PMIC Type : PS6103
PE Cycle Limit: 40000/1500
ParPage : 00

It's a real pity, when P2 (DRAMless + TLC) replaced P1 (DRAM cache + QLC), it made sense for several scenarios.
But the change to DRAMless + QLC looks like a "P0" or "P-2" (it looks like they are walking as a crab...backwards)
 
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FYI, Big Sur 11.4 broke Lilu, NVMeFix. Waiting for the fixes.
I'm not sure if it may be related, latest Mojave update aka macOS 10.14.6 (18G9216) uses the same Boot ROM Version:431.0.0.0.0, but my SSD is working 3-4º C hotter than before install this update.
 
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My MBP is back from repair and I was going to go ahead with the Crucial P2 upgrade... until I popped back on here and read about the QLC switch and related speed issues.

What’s the general consensus on which 2TB drive is best for a Late 2013 MBP 15” already running Big Sur, please in terms of no issues, speed and lowest battery usage?

Thanks in advance.
I just bit the bullet & bought a brand new Apple 2TB Polaris for $899 on eBay & don't have a single problem plus I get Write speed of 1335Mbps & Read speed of 1375Mbps. It was pricey but I can afford it & I have none of the problems that others report. Temperature of the SSD was only 35C after some testing of performance with Black Magic Disk Speed Test.

 
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