On Jul 5, 2012, at 11:02 AM, John Reid wrote:
I counted 15n bytes: 1+4 bytes for suffix array values, 4 bytes for lcp values and 4 bytes for childtab values. Then for n equals 3Gbp you get roughly 38Gb.
Value sizes really depend on your input sequences. How many strings do you want to index and which is their maximum length?
Do you dispose of enough memory? Depending on your application another index could be more efficient...