Re: cannot login from any interface
Unfortunately, restarting both controllers did not help. Turned off both controllers and then turned them on again - all the same, there is no access via telnet, ssh, web. So, now we transfer data to...
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Re: Repairing YM-3591AAR power supply (HP P/N 81-00000051)
I have not looked here for a long time. I replaced the resistor R149 with 3.65 k. Now, by adjusting the tuning resistor VR101 - I got 14.04 volts at the output of the power supply. Protection circuits...
View ArticleRe: Repairing YM-3591AAR power supply (HP P/N 81-00000051)
I need a power supply for the charger of car batteries. So I use another, quiet fan. To do this, I had to trick two fans of the power supply. I made a generator on a 74HC14D chip. Two generators in one...
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Re: Repairing YM-3591AAR power supply (HP P/N 81-00000051)
Here are some of the documentation.
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Re: Repairing YM-3591AAR power supply (HP P/N 81-00000051)
More data. There are many mistakes, but for me it does not matter. I am making a block diagram. My goal is to understand and increase the output voltage. Maybe someone will continue my work. I will...
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MSA Space question
Please see attachment , i have 2 pools with 1.8 TB disks, one is 12 disks deep, one is 10 disks deep. i'm trying to see if i can create another virtual volume on pool A and how big is safe to do so....
View ArticleRe: HP SAN MSA 2312i : Vdisk reconstruct failed. Command failed. (error code:...
Hello ,I know its been a while since you worked on this issue, I'm facing the same scenario here, construct failed while 3 drives has issues, is it possible to post the solution you found here?
View ArticleRe: HP SAN MSA 2312i : Vdisk reconstruct failed. Command failed. (error code:...
Request you to kindly open new forum and I will try to help you for sure but please remember this is very critical issue and related to data loss situation so it's always good to take HPE official...
View ArticleRe: MSA Space question
Hi there,You would be able to see the maximum Volume size that you could use when you click on the Create virtual Volume Option.Usually the safe size to create a new Volume is the uncommited space...
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Re: Repairing YM-3591AAR power supply (HP P/N 81-00000051)
There is a transistor Q147. It seems to be 19 volts in standby mode. But now my power supply is broken. It goes instantly into protection mode. The duty room is working. Everything happened when the...
View ArticleMSA 2050: Read Cache, how to check if it works?
I installed a 960GB SSD disk, to the pool I added a disk group, type "read cache". no problem. but also no apparent benefit.I did some short tests but I didn't see any improvements, probably because...
View ArticleRe: MSA 2050: Read Cache, how to check if it works?
If you have configured read cache then this is related to read performance only. If you try to write in this array then you may not see any significant improvement.So it depends upon what and how you...
View ArticleHP 2040 expand pool with new disk group
I had a MSA 2040 with 7 disks. 6 disks for data and 1 disk for Global Spares. I created a pool A with 6-disks group, type was virtual pool and raid 0+1 .Now, i buy 5 new disks, same information, same...
View ArticleRe: HP 2040 expand pool with new disk group
It's better if you can buy another same size same type drive. Then create new Virtual Disk Group. Then you need to add this new VDG to Pool A as per procedure below,To add a disk group1. In the Pools...
View ArticleRe: MSA 2050: Read Cache, how to check if it works?
Thanks.I tried with the IOMeter tool: so I saw a significant increase in performance.As the cache gets populated, the results get better and better.The IOPs were initially less than 5k, now more than...
View ArticleRe: MSA 2050: Read Cache, how to check if it works?
You can refer Page 136 of MSA2050 SMU guide which talk about Performance,https://support.hpe.com/hpesc/public/docDisplay?docId=a00017707en_usIf this is not helping then only option 3rd party tool like...
View ArticleRe: Problem with SSH/TELNET connection to MSA 2040
Hello Martin_Kubes,did you resolve your issue ? i have a same problem.
View ArticleProblem with SSH/TELNET/HTTP/CLI connection to MSA 2040
Hi,I can't connect to the Management Services include all of them SSH, TELNET, HTTPS, and CLI.but the Disk Volumes still accessible by server and all VMs works fine without any issue.when try to...
View ArticleRe: Problem with SSH/TELNET/HTTP/CLI connection to MSA 2040
Hello Ahmed,Are you getting the same responses from both the A and B controllers? Also, when trying to connect via mini USB be sure to have the COM port correctly configured. The default COM port...
View ArticleRe: Problem with SSH/TELNET connection to MSA 2040
Hi,I would suggest to use Putty as SSH/SFTP client to connect to your array (instad of CMD>Telnet of Windows). Also make sure 1° the required services are active from the SMU and that 2) the userID...
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