Re: [storage-discuss] Open Source VTL

2010-02-18 Thread Erast
Guys, just to let you know that Nexenta was working for quite some time on its COMSTAR VTape driver. It is now beta ready and feature complete as far as code is concerned: http://www.nexentastor.org/projects/vtape It requires b131+ to compile and run. Tested with NexentaStor and with many

Re: [storage-discuss] Open Source VTL

2010-02-18 Thread Marc Nicholas
Erast, That's pretty awesome...I have it up and running already! It looks like drive type personalities are missing, though? That's pretty important for folks running traditional backup software (NetBackup, TSM, etc). Also, does it work over FCP too? Thx! -marc On Thu, Feb 18, 2010 at 3:17

Re: [storage-discuss] Open Source VTL

2010-02-18 Thread Sumit Gupta
It just simulates a generic Tape interface. It seem to work with Solaris and Linux initiators. I think Nexenta did some limited testing with Netbackup and it was able to identify the tape drive. I have not tested it with FC. FCP CONF and FCP-2 error recovery are not there in stt. But I don't

Re: [storage-discuss] Open Source VTL

2010-02-18 Thread Marc Nicholas
I think you really need to get SCSI autochanger support into it...otherwise its use-case is somewhat limited with traditional backup software, no? Is that on the roadmap? I did manage to connect the initiator to an XP machine via iSCSI, but the device isn't recognized as a Removable Device.

Re: [storage-discuss] Open Source VTL

2010-02-18 Thread Sumit Gupta
I think unlike Linux and Solaris, windows require every Tape Vendor to provide their own driver or some sort of a shim which then can use the default windows tape driver functionality. For the autochanger or VTL roadmap, Nexenta guys can provide more insight into their plans. I looked into