If I can suggest , for storage system , you can try banana pi board . http://www.bananapi.org/ It will have sata and 2 cortex-A7 cores
2014-07-22 8:05 GMT+08:00 eagletree <eagletr...@gmail.com>: > Thanks very much for the reply. I kind of suspected that. The thunderbolt > works well with the recent mini-macs and I already have it connected to one > as a backup device, it would be simple enough to export on NFS and that > would do the job. The way I'm planning the app, there would be multiple > BBBs accessing the file system plus they would use standard db IO for sql. > Given that each BBB would be handling a single web service request (start > to finish of one state), I think NFS would be adequate. I had just hoped to > take advantage of the raw performance of the Areca RAID we use. You've > settled the architecture for me and it's easier to set up a prototype this > way. Thank you. > > > On Monday, July 21, 2014 10:44:27 AM UTC-7, William Hermans wrote: > >> I'm not a Thunderbolt expert, but I think the bottleneck here ( assuming >> the BBB had access to PCI-E ) would be the CPU. I have been following the >> concept several years before implemented in consumer product, I still do >> not know the actual specification, but I am fairly certain the BBB does not >> have fast enough, or even enough I/O to do Thunderbolt. >> >> However, the BBB *can* load the kernel and root file system via USB, NFS, >> and MMC media at minimum. I've done all 3 of the above, and they a work >> very well. The on board Ethernet is exceptionally fast when compared to >> some PC implementations. The USB hardware I tested was nearly twice as fast >> at writes, but slightly slower at reads( comparedto NFS ). This may / may >> not have had to do with my external USB media though. >> >> iSCSI also worked, but was not faster than NFS. Since NFS is considerably >> easier to setup, I pretty much "gave up" on iSCSI. >> >> >> On Sun, Jul 20, 2014 at 2:31 PM, eagletree <eagle...@gmail.com> wrote: >> >>> I am very new to the SBC world. I have an RP but would like to use a >>> Beaglebone Black for an application on my network. The difficulty is that >>> the data involved is on a Thunderbolt RAID array. I can re-export access to >>> that file system on a protocol that these small computers could access, but >>> I had hoped to be able to directly connect and avoid having a proxy >>> computer to maintain. Is there any possibility that someone is working on a >>> cape that could access thunderbolt for disk array connections? Is >>> thunderbolt too proprietary and guarded to work up one's own solution? >>> >>> -- >>> For more options, visit http://beagleboard.org/discuss >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "BeagleBoard" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to beagleboard...@googlegroups.com. >>> >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to beagleboard+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
