I echo this request. We currently have 20 R720xd, similar arrangement (2 x 300 GB SAS 15k and 24x 2 TB). We'd like the barclamp to handle setting up the 2x300GB SAS as a mirror for the OS, and remaining 24 drives in RAID 0 volumes for SWIFT to consume.
~~shane > -----Original Message----- > From: [email protected] [mailto:[email protected]] On > Behalf Of John-Paul Robinson > Sent: Monday, August 26, 2013 1:08 PM > To: [email protected] > Subject: Re: [Crowbar] modifying the raid and/or bios barclamps > > Raajeev, > > Thanks for the feedback. > > I'm looking to create a RAID1 (mirror) on the OS drives and 12 RAID 0 volumes > of 3TB each on the 12 3TB drives. > > Our target hardware is 12 Dell 720xd boxes. They are currently configured > without the 2 OS drives in use and with the 12 3TB drives configured as 12 > 2TB RAID0 volumes, with the first 2TB volume standing in for the OS drives. > > This configuration means that 1/3 of our storage is unavailable because of the > limits in the Crowbar RAID/BIOS (not sure which actually causes the limit). > > Given the OSS status difference between 1.6 and pebbles, do you have any > suggestions on which is a better target for this enhancement? > > Also, I haven't dug too deeply into the source code for Crowbar/Chef so I > don't have a good idea of how complex this proposed change might be. > Is it simply a issue of re-scripting the hardware discovery for our specific > configuration and dictating the correct RAID config or are there deeper > complications? > > Thanks, > > ~jpr > > On 08/26/2013 02:18 PM, [email protected] wrote: > > John-Paul > > > > What is the hardware you are installing on? Is the desired goal to set up > > the > OS on a RAID 1 array (using the two 300GB drives) and set up the 12 3TB > drives into a single RAID array or into individual RAID0 arrays? In your > current > setup which RAID configuration was picked and did the end result have a 2TB > volume instead of using the entire 3TBs on each disk? > > > > Also in the 1.6 release only the RAID barclamp is open-sourced. In Pebbles > both RAID and BIOS are open-source versions. > > > > Thanks! > > Raajeev > > > > -----Original Message----- > > From: crowbar-bounces On Behalf Of John-Paul Robinson > > Sent: Friday, August 23, 2013 12:46 PM > > To: crowbar > > Subject: [Crowbar] modifying the raid and/or bios barclamps > > > > Hi > > > > I'm interested in understanding what it would take to modify the raid and > or bios barclamps to change a raid configuration for some 720xd's so we can > support a pair of 300GB OS drives and 12 3TB data drives. > > > > The current config can't use the OS drives and requires the 3TB drives to be > formatted with 2TB volumes. We'd like to maximize the storage we have > available. > > > > Some questions: > > * Is it a matter of finding what the hardware discovery presents and writing > custom rules for our hardware? > > * Is this a hard or easy-ish change? > > * Are the newly OSSed barclamps available for 1.6 or just pebbles? > > > > Thanks, > > > > ~jpr > > > > _______________________________________________ > > Crowbar mailing list > > [email protected] > > https://lists.us.dell.com/mailman/listinfo/crowbar > > For more information: http://crowbar.github.com/ > > > > _______________________________________________ > > Crowbar mailing list > > [email protected] > > https://lists.us.dell.com/mailman/listinfo/crowbar > > For more information: http://crowbar.github.com/ > > > > _______________________________________________ > Crowbar mailing list > [email protected] > https://lists.us.dell.com/mailman/listinfo/crowbar > For more information: http://crowbar.github.com/ _______________________________________________ Crowbar mailing list [email protected] https://lists.us.dell.com/mailman/listinfo/crowbar For more information: http://crowbar.github.com/
