Commit 067f82a4 authored by ZIMMERMANN Paul's avatar ZIMMERMANN Paul
Browse files

fix density

parent cb73e1c5
...@@ -164,13 +164,13 @@ To determine ahead of time the linear algebra time for a sparse binary ...@@ -164,13 +164,13 @@ To determine ahead of time the linear algebra time for a sparse binary
matrix with (say) 37M rows/columns and 250 non-zero entries per row, it matrix with (say) 37M rows/columns and 250 non-zero entries per row, it
is possible to _stage_ a real set-up, just for the purpose of is possible to _stage_ a real set-up, just for the purpose of
measurement. cado-nfs has a useful _staging_ mode precisely for that measurement. cado-nfs has a useful _staging_ mode precisely for that
purpose. In the rsa-240 context, we advise against its use because of purpose. In the RSA-240 context, we advise against its use because of
bugs, but these bugs seem to be less of a hurdle in the dlp240 case. The bugs, but these bugs seem to be less of a hurdle in the DLP-240 case. The
only weirdness is a random distribution problem (as of only weirdness is a random distribution problem (as of
[8a72ccdde](https://gitlab.inria.fr/cado-nfs/cado-nfs/commit/8a72ccdde) [8a72ccdde](https://gitlab.inria.fr/cado-nfs/cado-nfs/commit/8a72ccdde)
at least). To obtain sample timings, one can run the command: at least). To obtain sample timings, one can run the command:
``` ```
DATA=$DATA CADO_BUILD=$CADO_BUILD MPI=$MPI nrows=37000000 density=$((200*4/5)) nthreads=32 ./dlp240-linalg-0a-estimate_linalg_time_coarse_method_a.sh DATA=$DATA CADO_BUILD=$CADO_BUILD MPI=$MPI nrows=37000000 density=$((250*4/5)) nthreads=32 ./dlp240-linalg-0a-estimate_linalg_time_coarse_method_a.sh
``` ```
(where the multiplication by 4/5 is here to "fix" the distribution (where the multiplication by 4/5 is here to "fix" the distribution
issue). This reports an anticipated time of about 2.65 seconds per issue). This reports an anticipated time of about 2.65 seconds per
......
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