From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Stephen Perkins" Subject: RE: re[2]: [linux-lvm] Core questions from a LVM neophyte... MIME-Version: 1.0 Message-ID: <002d01c2e892$a44a7ed0$2802a8c0@netmass.com> Content-Type: multipart/signed; micalg=SHA1; protocol="application/x-pkcs7-signature"; boundary="----=_NextPart_000_0028_01C2E860.59717F30" In-Reply-To: <20030311165457.CLW7741.imf25bis.bellsouth.net@tiger2> Sender: linux-lvm-admin@sistina.com Errors-To: linux-lvm-admin@sistina.com Reply-To: linux-lvm@sistina.com List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: Date: Wed Mar 12 15:02:10 2003 List-Id: To: linux-lvm@sistina.com This is a multi-part message in MIME format. ------=_NextPart_000_0028_01C2E860.59717F30 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit >> Question 1: Is it possible today to: >> Have a large IDE RAID5 array that is virtualized through >> LVM and then exported to a Dynamic Disk on Win2K over a >> LAN (not necessarily WAN)? >> >> I believe iSCSI and HyperSCSI would both work... However >> I have not found the approporiate interoperable software >> drivers. > > I tried them also. No luck yet. Let us know if you get it working. What was your setup and how did it fail? No connection? Such bad performance that it didn't work? >> Question 2: The system that is described above is a >> linux system with direct attached storage. It is a SPOF. >> Any inexpensive solutions that would allow the Linux >> portion to be clustered for active/pasive failover? Is >> FC the only alternative here? > > Several choices. Ask on Linux-HA (heartbeat). (Or search > their archives.) I went that route awhile ago and did manage to get some HA clusters going. However, the problem is that most solutions require some type of hardware based shared SCSI device or some type of FC fabric to actually provide the connectivity. With the newer (read cheaper) ATA RAID systems, I am not sure how to "share" the physical storage between multiple systems in a cluster. This is not necessarily a clustering issue. > This still does not get you a "local" Win2k drive. Exchange > and ms-SQL only install onto local drives. Yep... As well as other software we use. :( I'd appreciate hearing about your test setup for the iSCSI/HyperSCSI. Thanks in advance, - Steve ------=_NextPart_000_0028_01C2E860.59717F30 Content-Type: application/x-pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIIKTjCCAjww ggGlAhAyUDPPUNFW81yBrWVcT8glMA0GCSqGSIb3DQEBAgUAMF8xCzAJBgNVBAYTAlVTMRcwFQYD VQQKEw5WZXJpU2lnbiwgSW5jLjE3MDUGA1UECxMuQ2xhc3MgMSBQdWJsaWMgUHJpbWFyeSBDZXJ0 aWZpY2F0aW9uIEF1dGhvcml0eTAeFw05NjAxMjkwMDAwMDBaFw0yMDAxMDcyMzU5NTlaMF8xCzAJ BgNVBAYTAlVTMRcwFQYDVQQKEw5WZXJpU2lnbiwgSW5jLjE3MDUGA1UECxMuQ2xhc3MgMSBQdWJs aWMgUHJpbWFyeSBDZXJ0aWZpY2F0aW9uIEF1dGhvcml0eTCBnzANBgkqhkiG9w0BAQEFAAOBjQAw gYkCgYEA5Rm/baNWYS2ZSHH2Z965jeu3noaACpEO+jglr0aIguVzqKCbJF0NH8xlbgyw0FaEGIea BpsQoXPftFg5a27B9hXVqKg/qhIGjTGsf7A01480Z4gJzRQR4k5FVmkfeAKA2txHkSm7NsljXMXg 1y2He6G3MrB7MLoqLzGq7qNn2tsCAwEAATANBgkqhkiG9w0BAQIFAAOBgQBLRGZgaGTkmBvzsHLm lYl83XuzlcAdLtjYGdAtND3GUJoQhoyqPzuoBPw3UpXD2cnbzfKGBsSxG/CCiDBCjhdQHGR6uD6Z 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