Skip to content
GitLab
Explore
Sign in
Primary navigation
Search or go to…
Project
docs.it4i.cz
Manage
Activity
Members
Labels
Code
Merge requests
Repository
Branches
Commits
Tags
Repository graph
Compare revisions
Build
Pipelines
Jobs
Pipeline schedules
Artifacts
Deploy
Releases
Container Registry
Model registry
Operate
Environments
Analyze
Value stream analytics
Contributor analytics
CI/CD analytics
Repository analytics
Model experiments
Help
Help
Support
GitLab documentation
Compare GitLab plans
Community forum
Contribute to GitLab
Provide feedback
Keyboard shortcuts
?
Snippets
Groups
Projects
Show more breadcrumbs
SCS
docs.it4i.cz
Commits
9ffc5b63
Commit
9ffc5b63
authored
1 year ago
by
Jan Siwiec
Browse files
Options
Downloads
Patches
Plain Diff
Update file grace.md
parent
591495cb
No related branches found
Branches containing commit
No related tags found
No related merge requests found
Pipeline
#36629
passed with warnings
1 year ago
Stage: test
Stage: build
Stage: deploy
Stage: after_test
Changes
1
Pipelines
1
Hide whitespace changes
Inline
Side-by-side
Showing
1 changed file
docs.it4i/cs/guides/grace.md
+4
-0
4 additions, 0 deletions
docs.it4i/cs/guides/grace.md
with
4 additions
and
0 deletions
docs.it4i/cs/guides/grace.md
+
4
−
0
View file @
9ffc5b63
...
...
@@ -17,6 +17,7 @@ where:
## Available Toolchains
The platform offers three toolchains:
-
Standard GCC (as a module
`ml GCC`
)
-
[
NVHPC
](
https://developer.nvidia.com/hpc-sdk
)
(
as
a module
`ml NVHPC`
)
-
[
Clang for NVIDIA Grace
](
https://developer.nvidia.com/grace/clang
)
(
installed
in
`/opt/nvidia/clang`
)
...
...
@@ -38,6 +39,7 @@ for(int i = 0; i < 1000000; ++i) {
}
}
```
may emit scalar code for the inner loop leading to no vectorization being used at all.
### Clang (For Grace) Toolchain
...
...
@@ -73,6 +75,7 @@ The basic libraries (BLAS and LAPACK) are included in NVHPC toolchain and can be
### NVIDIA Performance Libraries
The
[
NVPL
](
https://developer.nvidia.com/nvpl
)
package includes more extensive set of libraries in both sequential and multi-threaded versions:
-
BLACS:
`-lnvpl_blacs_{lp64,ilp64}_{mpich,openmpi3,openmpi4,openmpi5}`
-
BLAS:
`-lnvpl_blas_{lp64,ilp64}_{seq,gomp}`
-
FFTW:
`-lnvpl_fftw`
...
...
@@ -112,6 +115,7 @@ ml OpenMPI
mpic++ -fast -fopenmp hello.cpp -o hello
OMP_PROC_BIND=close OMP_NUM_THREADS=4 mpirun -np 4 --map-by slot:pe=36 ./hello
```
In this configuration we run 4 ranks bound to one quarter of cores each with 4 OpenMP threads.
## Simple BLAS Application
...
...
This diff is collapsed.
Click to expand it.
Preview
0%
Loading
Try again
or
attach a new file
.
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Save comment
Cancel
Please
register
or
sign in
to comment