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18
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5answers
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Software vs hardware RAID performance and cache usage

I've been reading a lot on RAID controllers/setups and one thing that comes up a lot is how hardware controllers without cache offer the same performance as software RAID. Is this really the case? I ...
0
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1answer
2k views

LSI MegaRAID - Recreate missing RAID 1 array

I have an LSI MegaRAID SAS 9260-4i Controller with two drives attached to it with a simple RAID1 array (virtual drive). One of the disks failed (complete disappeared from the system) so I asked the ...
-1
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0answers
5 views

Xenserver has no local storage in raid

I'm using and LSI megaraid 8708em2 controller and trying to install xenserver 6.5. Installing without the raid vdisks worked perfectly but as soon as I setup raid 60 there is no local storage. ...
0
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1answer
26 views

HDD LEDs stopped working after exchanged raid controller in HP DL380 G5

I recently went ahead and exchanged the p400 RAID controller in my HP DL380 G5 server with an LSI HBA card (SAS 9207-8i). I did this to get better disk compatibility, and I didn't need RAID ...
-1
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1answer
17 views

LSI Mega RAID in IBM x3690 - Hardware Failure move to spare system?

I currently have a hardware failure with an IBM x3690 having 8 SAS disks connected to an LSI Mega RAID Controller. I have a similar system (another x3690) can I place the RAID Controller and the ...
1
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0answers
45 views

Unexpected LSI SAS 9211-8i RAID x8 SSD Performance

After attaching 8 850 EVO SSD to my LSI 9211-8i and creating a Windows Server 2012 R2 Storage Spaces 8 column virtual disk I copied a VHD from and to the virtual disk and observed ~300 MB/s transfer ...
1
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2answers
144 views

Just installed LSI 9211; no drives showing up to Linux

I just added a LSI 9211-8i to a system running Debian Wheezy (on the Linux kernel). All software is up to date and the kernel is 3.2.65-1+deb7u2 x86_64 according to uname. The card came straight out ...
0
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0answers
31 views

LSI SAS 9211-8i not showing drives from HP SAS Expander

I am trying to boot from one of the HDD's attached to my LSI card however I cannot as it does not find the bootable drive. I have selected the card as a boot device in the BIOS. When I use Ctrl + C to ...
1
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1answer
48 views

HP ProLiant SE326M1 not booting from LSI SAS 9211-8i

I have taken out the old RAID card in my HP ProLiant SE326M1 server and replaced it with the LSI SAS 9211-8i HBA. I then installed Nexenta community edition onto three of the drives that are attached ...
2
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2answers
272 views

ZFS cksum errors on LSI 9207-9i (SAS2308) with Samsung 850 Pro SSDs

I am testing an LSI 9207-8i controller with 8x Samsung 850 Pro 256GB SSDs attached. SSDs are running latest firmware EXM02B6Q, controller is running P17 and has exhibited same issues with P19. Server ...
1
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2answers
85 views

zfs error behind LSI raidcontroller

So ZFS is reporting some "read issues", so it would seem that this disk is failing, based on the fact nothing given in the ZFS-8000-9P document reports has occurred we are aware of. These disks are ...
-1
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1answer
69 views

HP ProLiant DL360p LSI 9211-8i

I want to bypass the Smart Array Controller built into the HP ProLiant DL360p Gen8 (P420i) with an LSI 9211-8i (I need JBOD or pass-through support). Can anyone tell me how to accomplish this? Edit: ...
2
votes
1answer
3k views

LSI MegaRAID : what does “transient error detected while communicating with PD : -:-:1” mean?

I've got a LSI MegaRAID 9260-16i card running in a server, and it keeps logging the error Controller ID: 0 Transient error detected while communicating with PD: -:-:1 I can't find anything about ...
1
vote
1answer
29 views

SAS direct dual link connection to an embedded LSI Fusion-MPT controller

This is a hardware question. I have a dual-link SAS hard drive and a Intel S5000XVNSAS motherboard without the drive cage option. Recently, I bought a direct dual-link cable in amazon. But when ...
1
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0answers
38 views

Stress Test Hard Drive attached to a LSI controller on Hyper-V

I have a LSI 9265-8i controller running on Hyper-V. How can I stress-test the hard disks in-situ? I'd like to test things like iOPS, seek times etc.
0
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0answers
69 views

LSI Raid controller: identifying failing hard disk (MegaCLI)

Info: I have a LSI 9265-8i controller. It's been running pretty well for two years. More recently it looks like a drive may be failing - no errors reported and no media issues reported when viewing ...
0
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0answers
43 views

LSI MSM on Windows : SSL error when connecting remotely to a Ubuntu server

I've got LSI MSM (14.08.01.01) installed on a Windows Server. The manager works well here, and I am able to manage the local RAID on that server. However, when I attempt to connect to a Ubuntu server ...
0
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1answer
61 views

LSI MegaRAID 84016e reboots server

Have problem with my LSI 84016e. Have mobo Supermicro x8sil-f. Have installed RAID adapter, have booted to Debian 7, have created RAID10 and started just simple dd write test. Several beeps and server ...
6
votes
5answers
3k views

RAID level confusion (MegaCli vs megasasctl output)

I'm utterly new to working with LSI MegaRAID controllers and I'm confused as to what RAID level I am actually running. My server is equipped with 4 disks, 4TB each and I would like to have them ...
1
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0answers
172 views

Get disk serial number by smartctl under raid0 of LSI

I'm trying to get the disk serial number of disks attached to the Centos server. When there was no raid0 (under LSI), I can get the serial number and model of /dev/sdb by: smartctl -i /dev/sdb and ...
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1answer
393 views

Xenserver 6.5 LSI MegaRAID

Is there a package available to install the MegaCLI on XenServer6.5? For 6.5 there is this [1] but 6.5 has another kernel. XenServer 6.5 is based on CentOS6.5 (right?), so I also tried the ...
0
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0answers
111 views

Is there a way to disable or hide SAS drive on LSI SAS 3008 controller?

I am setting up Dell Precision 7910 workstation that has LSI SAS 3008 controller and 2 SAS drives connected to it. It came with Windows 7 installed on drive with smaller drive number (0x09 on LSI bus ...
1
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2answers
8k views

LSI RAID monitor reports “Consistency Check inconsistency logging disabled”

I have a server with a LSI MegaRAID 9261-8i controller. Recently I started getting alerts like this one: Controller ID: 1 Consistency Check inconsistency logging disabled, too many ...
2
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1answer
772 views

Consistency Check inconsistency logging disabled, too many inconsistencies on VD: 0 [duplicate]

We recently purchased an LSI MegaRAID 9266-8i SAS RAID card to replace a failed card in our NAS. Setup of the card went smoothly, I updated the firmware, set up RAID6 with hotswap, and let it ...
0
votes
1answer
151 views

How to check ESXi 5.0 LSI raid rebuild status

Product name: LSI SAS3041E Is it possible to check the status of the rebuild? At the moment I only see that the raid is rebuilding/syncing from the lsi_log script, /var/log/vmkernel.log and vSphere ...
0
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0answers
42 views

Solaris - all drives connected to LSI HBA's has same device id

I have deployed several Solaris/ZFS based storage servers but this particular one "Alacritech AIC ANX-1500" is behaving weird. The server has 24 2.5" bays all populated with SSDS. The backplane is ...
1
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1answer
89 views

Does the LSI 9211-8i add any data structures of its own when used in pure HBA (JBOD) mode?

I'm looking at adding some disks to one of my systems, for which I need to add an offboard HBA. Looking around, I came across the LSI MegaRAID SAS 9211-8i (LSI part number LSI00194) which looks quite ...
1
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2answers
110 views

LSI megaraid - config raid and non-raid

I have this configuration of server IBM X3650 M4 IBM ServeRAID M5110e 300GB x3 SAS (config as RAID 5) 1TB x1 SAS (config as normal disk, non-raid) Windows Server 2012 R2 Standard I would like the ...
1
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2answers
425 views

Move raid10 from LSI 9750-8i to 3ware 9650SE-8LPML

This is a little risky task I want to try. I have a 4 SATA III disks RAID10 array running on LSI (former 3ware) 9750-8i controller with BBU (read and write cache enabled). In case of hardware failure ...
0
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2answers
87 views

Centralized LSI RAID controller management

In an organization where the hardware maintenance team is separated from the OS platform and operations team, 3Ware's RAID controllers have been in use together with the 3DM2 web service opened up to ...
0
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1answer
521 views

megacli lost virtual disk raid configuration

I've been running centos on x64 with an LSI raid controller description: RAID bus controller product: MegaRAID SAS 1078 vendor: LSI Logic / Symbios Logic i was ...
1
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0answers
165 views

How to change SAS address on Expander

I have the following setup - two supermicro backplane attached to one controller LSI SAS 9207-4i4e and unfortunately cannot access the disks, during boot there are disks only in one backplane, the ...
0
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0answers
34 views

FreeBSD disk device names/targets on LSI SAS9211i (IT)

I have a machine with an LSI SAS card (8 SAS/SATA ports) with 8 drives that were initially named da1-da8. The numbering stayed consecutive (first drive -> da1, scbus3 target 0 lun 0, etc.) until I ...
1
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2answers
720 views

LSI Cachecade Pro 2.0 with RAID10 SSD Cache?

I'm trying to add a RAID10 SSD Cache to a VD by this command: [root@livecd storcli]# ./storcli64 /c0 add vd cachecade type=r10 drives=252:4,252:5,252:6,252:7 assignvds=0 Controller = 0 Status = ...
1
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2answers
236 views

How does LSI MegaRAID actually lay out RAID10 sets?

I'm trying to set up a RAID10 set on an LSI MegaRAID controller. It is unclear to me how the RAID controller will actually lay out the RAID set on the physical drives. Part of the problem is that ...
2
votes
1answer
678 views

LSI Megaraid alarm - clearing hotspare

I have several Supermicro servers with LSI Megaraid controllers, 9266-8i. One recently lost a drive; I replaced it as usual, but it is still beeping on reboot. It is set up as RAID 10 + hotspare. ...
11
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1answer
4k views

Managing battery relearn cycles on LSI and similar RAID controllers

How do engineers deal with RAID controller battery "relearn" cycles? As noted in: What's a "battery relearn" on a LSI MegaRaid?, relearn cycle discharges the RAID controller battery ...
0
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0answers
145 views

Increasing the size of a 3ware 9650SE RAID5

These questions seemed similar, but they did not worK: Why is the 9650SE RAID1 not showing the full size of the disks? How can I increase the size of a RAID 1 array from 750GB to 1TB? 3ware Here ...
17
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3answers
6k views

How effective is LSI CacheCade SSD storage tiering?

LSI offers their CacheCade storage tiering technology, which allows SSD devices to be used as read and write caches to augment traditional RAID arrays. Other vendors have adopted similar ...
3
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1answer
500 views

IBM M1115 and LSI 9211-8i IT mode

I have an IBM M1115 RAID Controller. It has 8 Seagate SATA drives connected to it using what I assume is a forward breakout cable (SFF-8087 to 4x SATA). When I power it up without flashing to LSI ...
1
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1answer
387 views

How can I reduce LSI raid array without data loss

I have a server with 8x SAS drives attached to hardware LSI RAID controller (MegaCli64) and all 8 drives are configured as single RAID 10 array. I now want to remove 2 drives and replace them with ...
2
votes
1answer
2k views

Should I enable “Patrol Read” on SSD drives?

LSI, Intel and Dell RAID controllers (perhaps others) have a "Patrol Read" feature to try to spot when a drive is failing before it completely fails. LSI seems to disable patrol read on SSD by ...
2
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1answer
53 views

Failing drive in RAID10 array; which degraded state will be least punishing on performance?

Running on LSi 9260-16i, with 16 SAS drives (Seagate Savvio 15k.2). One drive is getting media read errors, so we're going to RMA it out. Which of these is the least performance destroying option in ...
1
vote
3answers
1k views

Why is my RAID1 or RAID10 virtual drive (6 SSDs) not significantly faster than a single SSD?

I'm trying to figure out why the performance of a Virtual drive built from 12 SSDs is not really faster than a single SSD drive. The Server is a IBM x3650 M4, two Xeon E5-2643v2 130W 6C 3,5GHz. The ...
0
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1answer
81 views

How to enable SAS-12 on LSI 9361 RAID controller

By default, this SAS-12 controller runs with SAS-12 SSDs at SAS-6 speeds. How to unlock SAS-12?
0
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0answers
187 views

What is the proper Solaris 10 (x86) driver for the HBA “LSI SAS3801E”?

The pre-installed driver is called mpt, but there's also one called itmpt and a itmptfc. And then there's mpt_sas. How do I know which one to install? Here's some more info: $ ...
0
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2answers
703 views

Getting an LSI SAS1064e to recognise new drives

I have an IBM x3200 M3 server running SBS2011. This server has an LSI SAS1063e controller (the basic BR10il RAID controller that comes with that system). Already existing was a RAID1 array of two ...
0
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0answers
567 views

MegaCli shows “Firmware state: Failed” on new HDD

Here is the part of -PDList -a0 result: Enclosure Device ID: 252 Slot Number: 4 Drive's position: DiskGroup: 0, Span: 0, Arm: 0 Enclosure position: N/A Device Id: 12 Sequence Number: 3 Media Error ...
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0answers
404 views

SNMP agent for LSI MegaRAID does not display updated Temperatures

I have an ASUS PIKE 2208 ( this is LSI SAS2208 ROC ) configured and working with four physical drives. Additionally I have installed the LSI SNMP agent. The agent provides all the data defined by the ...
0
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0answers
433 views

megaraid drives are failing to add and giving invalid parameters error

I am trying to add a couple of RAID 5 arrays to my second adapter. Adapter 0 is two disks in a raid 1 which is running the OS. This seems to be working fine. Attempting to add the second array gives ...