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3
votes
1answer
40 views

Measuring SSD wear out behind LSI MegaRAID controller?

I'm trying to find out how to measure the total bytes written (or a percentage of maximum expected, either is fine) for a few RAID arrays behind LSI controllers. The controllers are all LSI MegaRAID ...
0
votes
1answer
61 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 ...
0
votes
0answers
29 views

How to reinstall the configuration utility for perc h310?

I am using Dell perc h310 raid controller. To fix some firmware issue, I run the following command. > megarec -writesbr 0 sbrempty.bin > megarec -cleanflash 0 After that, I can no longer ...
2
votes
0answers
49 views

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

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
2answers
67 views

LSI MegaRaid - Image Drive from Failed RAID

I had a power failure and my LSI MegaRaid 3 disk SAS RAID 0 failed. My attempts to recover the RAID have also failed. I plan to rebuild the array and go with RAID 5 and add another SAS disk. ...
0
votes
0answers
127 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 ...
0
votes
3answers
213 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
votes
0answers
67 views

smartctl & megaraid: how to find the right device node for an adapter #

I can list physical drives on all megaraid adapters using: megacli -PDList -aALL This will display an adapter # for each adapter, and then list the physical drives attached to them. The ...
0
votes
1answer
24 views

Merge two sas card into one

I have one existing raid card (9240-8i)with 8 sas hdd, but i want to add 8 more hdd with another raid card (same model), but i wan to merge with existing raid and add it as expansion, can it be done? ...
1
vote
0answers
122 views

SuperMicro Superblade fails to boot from hard drive

Following issue. I have a number of Superblades with LSI MegaRAID SAS 9240-4i cards. One card per server. All of them use the latest firmware (20.13.1-0176) as of this writing (as per the LSI ...
1
vote
0answers
144 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
votes
0answers
111 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 ...
0
votes
1answer
26 views

Is it possible to use megacli to copy from one partition to another?

Except "dd" and "rsync", is it possible to directly use the megacli command to copy one partition to another? I am using h310 raid controller, and it seems not working well using "dd" or "rsync", ...
10
votes
2answers
848 views

Why is my RAID1 read access slower than write access?

I have done some simple performance tests and it seems that reading from my RAID1 is slower than writing: root@dss0:~# for i in 1 2 3; do dd if=/dev/zero of=/dev/sda bs=1048576 count=131072; done ...
0
votes
2answers
49 views

LSI MegaRaid live conversion from RAID 6 to RAID 0+1

I've currently got a lovely working server that has an LSI 9265-8i RAID card in it with 4x1TB RE4 drives, also running CacheCade Pro 2.0 with 2x180GB SSDs in RAID1. I currently have the main array ...
0
votes
0answers
40 views

Why MegaCli always returns blank?

Similar to this question (MegaCLI always returns blank output) with some differences. I am using perc h710p raid controller on Dell Ubuntu box. I download 1.01.39_Linux_Cli.zip (according to ...
0
votes
1answer
215 views

How to properly use the the MegaCli command for a LSI Megaraid Secure erase for an SSD?

I tried the following commands but I keep getting a invalid command error. It seems to properly pick up the correct controller, drive slot, and adapter though. I currently don't have a screenshot of ...
3
votes
1answer
76 views

Optimal RAID10 configuration for 8 disks and two volumes?

I have an Open-E file server with 8 SAS disks and a MegaRAID 9271-8i controller and I want to configure two logical RAID10 volumes of identical size. One volume has about 66% write access and 33% read ...
0
votes
0answers
60 views

How to monitor CacheCade with MegaCli?

I configured the following virtual device for CacheCade: # MegaCli -LDInfo -L1 -aALL Adapter 0 -- Virtual Drive Information: CacheCade Virtual Drive: 1 (Target Id: 1) Virtual Drive Type : ...
1
vote
0answers
205 views

SuperMicro 119-7 - Install Problems 'no device driver found'

I have a set of servers that had Debian installed, and need to have Windows Server 2012 R2. Supermicro 119-7 / 10274-WRFT+ MegaRAID SAS 9266-8i Mount R2 in a flash drive, boot from it in UEFI mode ...
0
votes
0answers
102 views

Megaraid storage manager after login, keep loading

i'm install ESXI 5.5 , this vmware has install latest LSI SCSI Driver and LSI SAS Provider. i managed to login into Megaraid Storage Manager, but, after I key in user name and password, it keep ...
1
vote
1answer
1k views

LSI MegaRAID SAS 9261-8i: Disk isn't recognized after replacement

I've got a Supermicro Server with an LSI MegaRAID SAS 9261-8i Raid Controller inside. There were 3 Disks attached to the controller which were configured as RAID5 array. One of the disks failed ...
0
votes
0answers
89 views

Getting 'out of memory aborted' on booting

I am trying to install ubuntu 12.04 ~ 13.10 on my old machine with MegaRAID 9240-8i. Every time I finished installing and restart, the screen just popup out of memory aborted. At first I thought that ...
1
vote
0answers
252 views

running commands on physical drives on different backplane with megacli

So when I run "MegaCli64 -PDlist -aALL -NoLog | egrep 'Slot|state|Inquiry|Enclosure'" to grab a list of disks and their status. I can see a total of 36 disks. The issue is that they have the same slot ...
1
vote
0answers
49 views

I forget to record the physical disk sequence for MegaRAID before transfer. Is there any way to recover.

I was so careless when I send my server for repairing. I removed disks from chassis to protect the data, but I did not record the position sequence for each disk and my raid card failed to build RAID5 ...
2
votes
4answers
2k views

LSI RAID: Write cache policy affects read performance?

I have a server with a LSI MegaRAID SAS 9260-4i controller, RAID-5 with 3 x 2 TB disks. I did some performance testing (with iozone3) and the numbers show clearly that the write cache policy affects ...
1
vote
1answer
326 views

Perc battery shown as missing

I replaced a failed battery in a Perc 5/i. The original and replacements are the same DLU8735 model. I couldn't find any special battery replacement procedures in the manual, so I just turned the ...
0
votes
1answer
117 views

LSI Megaraid 150-6 as regular SATA controller

I have an old but reliable server board that does not have any SATA ports on it. Also i have LSI Megararaid 150-6 (with latest firmware) which i want to use as ordinary "dumb" SATA controller. I ...
1
vote
1answer
231 views

How does one cause a Megaraid controller to “re-scan” the devices?

We are using a Supermicro Megaraid card (2208) and we are trying to perform some SCSI operations directly on the drives using the passthrough ioctl. One issue that we have run into is that when we ...
0
votes
2answers
398 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 = ...
2
votes
0answers
184 views

MegaCLI / MegaRAID Drive Groups

In the MegaRAID SAS Software User Guide it is stated that a Drive Group includes one or more virtual drives. An excerpt from the document is: "A virtual drive is a partition in a drive group that is ...
0
votes
0answers
2k views

Patrol Read Aborted on PD

Getting “Patrol Read Aborted on PD" warning message on MegaRAID Storage Manager. After research I found that Patrol Read and Consistency Check (CC) was scheduled by controller to run at the same time ...
0
votes
0answers
109 views

How to rebuilding RAID1 array on MegaRAID 9260-4i

I have running MegaRAID under Windows 2012R2, the original array has been setup with two 900GB SSDs. One SSD on Slot 1 failed and I replaced it with Seagate 2TB spindle but the controller instead of ...
0
votes
3answers
213 views

RAID10 Without BBU, With UPS

My datacenter says that each rack has primary and backup power on each rack. I assume this means there is a UPS for each server. Therefore, do I have any need of getting a BBU for the following setup? ...
0
votes
1answer
164 views

MegaCli: when did a drive fail?

Using MegaCli64, is there a way to find out when a hard disk failed? I.e., /opt/MegaRAID/MegaCli/MegaCli64 -ShowSummary -aALL shows Connector : Int.Ports ...
2
votes
3answers
1k views

LSI MegaRAID Expected Chip Temperature?

We recently built a replicating SAN array from 2x Dell R720XD's, we are using LSI 9270-8i MegaRAID cards with CacheCade 2.0, BBU and Write Back cache enabled. Our cards are showing HUGE chip ...
2
votes
1answer
922 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 ...
-6
votes
2answers
197 views

Possible to build a RAID 1 with only one drive with LSI 9260-4i? [closed]

I have a LSI 9260-4i RAID card plus 1x 300GB Drive. My issue is I have to ship out the server for the 2nd drive to be installed onsite. Can I configure a RAID 1 with only 1 drive, and plug in the ...
2
votes
0answers
1k views

PERC MegaRAID S.M.A.R.T. Status is not matching smartctl's - looking for clues what's wrong with the HDD

I'm getting strange SMART error from MegaCli on Dell R720xd and PERC H710P with five 4Tb SATA drives in RAID5 /opt/MegaRAID/MegaCli/MegaCli64 -PDList -aALL gives me some "Failure Seq Event Number" ...
3
votes
1answer
2k views

How to create Raid 10 with megacli

I have OpenFiler storage server. Without installing Windows and MSM, I want to create raid10 array from disks 2 to 21. I have already successfully installed MegaCli to OpenFiler but I'm stuck in ...
0
votes
1answer
513 views

Enabling Temperature Support on LSI MegaRaid Cards

I've got two IBM ServeRAID M5014 SAS/SATA Controller cards in two different machines. One reports drive temperatures, the other does not. I am hopping that it is some type of megacli option that I can ...
-1
votes
1answer
674 views

Hard disk is not detecting in Intel® Server Board S2600CP

I am trying to install Debian Squeeze 64 bit OS in the "Intel® Server Board S2600CP" server. But while installing the OS , hard disk is not detecting to do the partition. When we search in ...
3
votes
3answers
4k views

Configuring RAID 10 using MegaRAID Storage Manager on an LSI 9260 RAID card

Using MegaRAID Storage Manager 13.04 on an LSI 9260 RAID card, which is the correct way to create RAID 10 using 8 drives with maximum redundancy? There appears to be multiple ways to reach the same ...
4
votes
2answers
306 views

megaraid: Logical Drives at different RAID levels

I am currently using a SuperMicro machine that has an on-board LSI 2208 controller (MegaRAID class). I want to create a single array from two drives and then carve that up into: one RAID1 100GB ...
3
votes
1answer
408 views

Migrating RAID6 array from HP SmartArray P600 to LSI MegaRAID SAS 8888ELP

My customer has an external RAID6 array (8x 1TB in HP MSA60 enclosure) attached to HP SmartArray P600 controller. They have now decided to replace the server and the new one comes with LSI MegaRAID ...
0
votes
1answer
672 views

MegaRAID - changing cache policy online

I would like to perform some tests with WriteThrough and WriteBack. Is it safe to change these settings on a production system? The RAID controller doesn't have a BBU so I would like to enable ...
1
vote
0answers
91 views

Online expansion PERC700 RAID6 server

I have a Dell PowerEdge r510, with 5 HDDs in a RAID6 configuration. I'd like to add a 6th disk (and, in the future, more) to grow the hardware RAID configuration. I have a logical volume, in which ...
0
votes
1answer
583 views

RAID: replacing a disk before it fails

We have a RAID 5 setup (Megaraid SAS ROMB) with 4 930 Gb physical disks running as a 2.7 TB VD. Recently (a few months back) we had a drive fail and had to leave it in degraded mode for ages (various ...
1
vote
1answer
3k views

Drive is failing but LSI MegaRAID controller does not detect it

smartmontools reports an increasing number of unreadable sectors on a drive that is used in a RAID1 configuration. I thought that the LSI MegaRAID controller also checks the SMART status of its disk ...
2
votes
1answer
2k 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 ...