10 votes
Accepted

Enable Discards HP 3PAR StoreServ 7400

Being able to run fstrim on the / partitions would be the best solution however with they way your ESXi is configured it would not be possible. You need to be able to enable discards on both the VM ...
Brian Curless's user avatar
10 votes
Accepted

HP P840 HDD RAID 5 many strange drive failures

You probably have an heavily punctured array, which cause an early "planned death" of the replacement disk due to failed stripe reconstruction. You can read more information here and here The ...
shodanshok's user avatar
  • 50.5k
9 votes

Is it possible to replace the SATA CD-ROM to SATA SSD on HP DL360p Gen8?

The short answer is that you can't really do what you're thinking. Instead of the normal RAID controller -> backplane connections, the kit you've described does this: HP supports a "chipset SATA" ...
ewwhite's user avatar
  • 198k
9 votes

Smart Array P410i with SATA SSD drives unstable

You're not supposed to do this. The HP Smart Array P410i RAID controller is not compatible with every SSD. You can't just toss some consumer drives into the server and expect them to work. HP ...
ewwhite's user avatar
  • 198k
7 votes
Accepted

HPE 1.92TB SATA 6G Mixed Use SFF SSD very slow compared to SAS HDD HP disks

Your HDD performance are greatly boosted by the RAID card's DRAM write back cache, which basically transforms random writes in sequential ones. I suppose that your P840 has at least 2 GB of write back ...
shodanshok's user avatar
  • 50.5k
7 votes

HP Smart Array P410: Convert RAID10 to RAID1 OR remove disks from RAID10

I don't participate here as much as I used to, but I see a problem with what you've done. HP Smart Array controllers can accommodate SAS and SATA disks. However, you cannot have an array comprised of ...
ewwhite's user avatar
  • 198k
6 votes
Accepted

HP Proliant Array Configuration Utility shows 4TB drive size as zero

Definitely upgrade the firmware of your Smart Array P410i controller and the entire server. 4TB disks are compatible with this server and RAID controller provided you're on the right firmware. ...
ewwhite's user avatar
  • 198k
6 votes
Accepted

How can I control the fan speed of HP DL380p Gen 8 server running ESXi?

I don't think there's a need to do this. The server knows itself better than you do and can make intelligent decisions about its thermal and cooling needs. HP equipment has extensive self-diagnosis ...
ewwhite's user avatar
  • 198k
6 votes
Accepted

Replace HDD in "predictive failure" state with spare HDD in HP Smart Array P400 controller

Wait until the drive fails or physically remove or replace it. Seeing "Predictive Failure" in an indication to order a new drive. The best course of action if to get a new drive and replace the ...
ewwhite's user avatar
  • 198k
6 votes

Finding SMART status of SATA disks in HP SmartArray

You can do smartctl -a -l ssd /dev/sda -d cciss,1 or smartctl -a -l ssd /dev/sda -d sat+cciss,1 you can count the last number then up to select the new HDD. this will result in: root@pve:~# smartctl ...
Robin's user avatar
  • 61
6 votes
Accepted

HP smart array p212 raid controller. Only two arrays possible? because of missing RAM on raid card?

Only 2 arrays (logical volumes as per HPE) are supported without cache memory. Check controller specifications: https://h20195.www2.hpe.com/v2/getdocument.aspx?docname=c04111625 Logical Volumes ...
batistuta09's user avatar
  • 9,106
5 votes
Accepted

Why does my supposedly hardware-based RAID appear as a "fake raid"

This is a Dynamic Smart Array controller. It's not a fully-featured HP RAID controller. However, it's better than a pure "fakeraid" solution, provided you're using a compatible OS. The RAID logic is ...
ewwhite's user avatar
  • 198k
5 votes

Finding SMART status of SATA disks in HP SmartArray

You don't have to use smartctl with HP servers. HP has purpose built tools for these, so the ssacli and ssaducli utilities would be the most helpful. https://downloads.linux.hpe.com/SDR/project/mcp/ ...
ewwhite's user avatar
  • 198k
5 votes

HP P840 HDD RAID 5 many strange drive failures

You should be using RAID6 with the size and types of disks in the system. However, there's nothing inherently wrong with running RAID5 on HP Smart Array RAID controllers. I think your issue is a ...
ewwhite's user avatar
  • 198k
5 votes
Accepted

SAS RAID5 Disk failure, replacement enclosure not matching

You can use the old enclosure and put new disk in to that enclosure, i had done same for my Dell R620 Ensure you not misplace any screws and fit all screws
Vijay Muddu's user avatar
5 votes

SAS RAID5 Disk failure, replacement enclosure not matching

These are the two different drive tray/carrier/sled designs. The Gen8+ Smart Carrier is on the left. The G7 style is on the right. You can swap the bare drive into the Gen8 carrier and be fine.
ewwhite's user avatar
  • 198k
5 votes
Accepted

HP Smart Array B140i S2D

There's two legit ways to go. 1) Turn on 'HBA mode' for your RAID controller to make it compatible with Microsoft Storage Spaces Direct (S2D). According to the official HPE's B140i User Guide, Page 6, ...
RiGiD5's user avatar
  • 1,291
4 votes

Smart array P410i Maximum hard drive capacity?

For HP-branded drives: Largest LFF: 8T. Largest SFF: 1TB. Basically the largest offered. Once a controller supports >2TiB (2.2TB) drives (i.e. 4K sector drives) it will support any size (up to 16 ...
Mark Wagner's user avatar
  • 18.1k
4 votes

Disabling RAID feature on HP Smart Array P400

Here is my personal experience with a HP Smart Array P410 RAID Controller: I have a P410 controller bought off ebay. It came with 512MB of RAM, "Flash" backed, with "SuperCapacitor". I also found it ...
Atari Jeff's user avatar
4 votes

HP DL60 Gen9 not booting installed OS

I may be late to this party - but I hit the exact same issue recently and came across this is as one of the relatively few questions on this point - I was installing Debian on a DL60 server - and ...
Andy Hilton's user avatar
4 votes

hp proliant not recognizing emc sas drives

Having worked with HP servers since G2 days I just thought I'd throw my two pence worth in. I have done a lot of unusual things with HP servers for Dev and training purposes. A HP SAS crontroller (...
Luke's user avatar
  • 41
4 votes
Accepted

Smart Array P822 with HBA Mode?

This question isn't formatted well and is missing a lot of information, but I'll get to the core technological point. It sounds like you want to use ZFS on an HP server with an external drive ...
ewwhite's user avatar
  • 198k
4 votes

Smart Array P822 with HBA Mode?

As a short simple answer to anyone who is looking in the future for how to enable HBA mode on a HP Smart Array P822, here is how. (This post comes up top in Google) You'll need to access the CLI ...
Lofty's user avatar
  • 141
4 votes

Acessing HP Disk Array from Linux

No it is not possible to expose the disks to Linux for software RAID. The tool you need for configuring the Smart Array Controller is called hpacucli or hpssacli. Do what you can to find a binary and ...
ewwhite's user avatar
  • 198k
3 votes
Accepted

Remove spare from OS array, add to data array

This is correct, and is entirely possible as long as there's a cache module on your Smart Array P410 controller and the battery/flash module is healthy. This operation can be performed online, but ...
ewwhite's user avatar
  • 198k
3 votes

Can I put in laptop 2.5" SATA drives into an HP ProLiant DL380 G5?

I will happily use non-branded HDD in servers in peripheral roles, like re-using an older server as an off-site backup target. Every claim I have ever seen regarding special firmware that makes them ...
Junk Mail's user avatar
3 votes

Smart array P410i Maximum hard drive capacity?

For information. I have HP DL120 G7, P410. Few days ago I installed Hitachi (HGST) Ultrastar 7K6000 6TB 7200rpm 128MB HUS726060AL5214 0F22811 3.5" SAS. This for backup, only 1 HDD in volume, RAID0. ...
user395902's user avatar
3 votes

How do I test SAS HDD connected to HP Smart Array P410i controller?

Using the HP SmartArray utilities, you can see the SMART information for the drives.
longneck's user avatar
  • 23.2k
3 votes
Accepted

pins on HDD/SSD enclosure

It's an HP SmartDrive Carrier, available for Gen8 and newer HP ProLiant servers. See: https://www.youtube.com/watch?v=Jb_F4nIP8z8 The purpose of the new carrier design was to add some intelligence ...
ewwhite's user avatar
  • 198k
3 votes
Accepted

Raid 1+0 different disk sizes

NOPE. If you're attempting RAID 1+0 with different sized disks, the lowest-common denominator becomes your base unit size. So your 146GB disks will be treated as 72GB devices. 4 x 72GB disks in ...
ewwhite's user avatar
  • 198k

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