Re: How good is AMI MegaRAID support?

2000-05-05 Thread David Gilbert
In my testing, I had 8x 18G LVD Quantum drives. With the same batch of drives, Vinum would deliver 35M/s reads and the AMI MegaRAID 1400 would deliver 14M/s reads. We're talking about a straight bonnie test, writing 5G files. The machine in question had 768M of RAM and the AMI 1400 had 64M of

Re: How good is AMI MegaRAID support?

2000-05-03 Thread Charles N. Owens
Brad Knowles wrote: At 1:55 AM -0400 2000/5/3, spork wrote: Last I looked though, vinum cannot protect you from loss of your boot device. I am told that in FreeBSD 4.0, vinum now has the ability to mirror the root filesystem. I don't know if this addresses the issue you are

Re: How good is AMI MegaRAID support?

2000-05-03 Thread Brad Knowles
At 1:19 PM -0400 2000/5/3, Charles N. Owens wrote: Do you have any pointers to such information (ideally, something like a "how-to")? Greg is the one who told me about it, and this was the kicker behind my finally getting off my butt and giving 4.0 a try, although I have yet to

Re: How good is AMI MegaRAID support?

2000-05-01 Thread Brad Knowles
At 12:31 PM -0400 2000/4/29, Brandon D. Valentine wrote: I can definitely appreciate that. The RAID solution of choice for FreeBSD appears to be SCSI-SCSI RAID adapters as utilized on wcarchive.cdrom.com and ftp.freesoftware.org -- the two busiest ftp archives around and consequently

Re: How good is AMI MegaRAID support?

2000-04-29 Thread Shawn Barnhart
- Original Message - From: "Mike Smith" [EMAIL PROTECTED] | If that's what they say, I'd be inclined to believe them. Since I've not | encountered any fatal problems with the 2.x firmware, I can't suggest | that upgrading would actually win you very much. I'm not even sure the HPDA

Re: How good is AMI MegaRAID support?

2000-04-29 Thread Mike Smith
On Sat, 29 Apr 2000 13:13:37 PDT, Mike Smith wrote: You leave out "how well you want it to perform" as well. All other things being equal, the PCI:SCSI adapters will give you better bang for your buck. Out of curiosity, how would a PCI-RAID (SCSI) adapter compare with vanilla

Re: How good is AMI MegaRAID support?

2000-04-29 Thread Mike Smith
- Original Message - From: "Mike Smith" [EMAIL PROTECTED] | If that's what they say, I'd be inclined to believe them. Since I've not | encountered any fatal problems with the 2.x firmware, I can't suggest | that upgrading would actually win you very much. I'm not even sure