On Fri, Aug 10, 2018 at 6:26 PM <
laberg...@gmail.com> wrote:
>
> I have had my BBx15 for about a month or so. Very nice design.
> I have made my share of blunders but am working through them.
> Have installed Qt, PocketSphinx and can do a respectable job with off line speech recognition.
> Am using 32GB SD card for now but am wondering if I will run into bottle necks as I install more
> data to the card.
>
>
> Am curious to the performance increase, if any, with an ESATA SSD setup over 32GB SD card.
laptop: 5400RPM:
[ 4.665845] ata1.00: ATA-8: Hitachi HCC543216A7A380, ES1OA60W, max UDMA/133
voodoo@b2-am57xx-beagle-x15-2gb:~$ sudo hdparm -tT /dev/sda
/dev/sda:
Timing cached reads: 2116 MB in 2.00 seconds = 1058.29 MB/sec
Timing buffered disk reads: 218 MB in 3.02 seconds = 72.23 MB/sec
el-cheapo: SU800
[ 2.525814] ata1.00: ATA-10: ADATA SU800, P0801C, max UDMA/133
voodoo@b7-am57xx-beagle-x15-2gb:~$ sudo hdparm -tT /dev/sda
/dev/sda:
Timing cached reads: 2100 MB in 2.00 seconds = 1050.25 MB/sec
Timing buffered disk reads: 766 MB in 3.00 seconds = 254.92 MB/sec
OnBoard eMMC:
voodoo@b1-am57xx-beagle-x15-2gb:~$ sudo hdparm -tT /dev/mmcblk1
/dev/mmcblk1:
Timing cached reads: 2114 MB in 2.00 seconds = 1057.33 MB/sec
Timing buffered disk reads: 234 MB in 3.00 seconds = 77.90 MB/sec
Regards,
--
Robert Nelson
https://rcn-ee.com/