llnl/Caliper

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Caliper is an instrumentation and performance profiling library

Stars: 420
Forks: 80
Open beginner issues: 0
Indexed issues: 29
Avg merge: 1d 12h
Merged PRs (30d): 9

Dominant language: C++
License: BSD-3-Clause
Last GitHub push: Sep 17, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

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29 open issues indexed

Caliper cali2eventtrace.py missing default time variable from Caliper 2.14 Open

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

llnl/Caliper#738 · Opened May 20, 2026
Next steps for Ariel integration Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/Caliper#731 · Opened Mar 18, 2026
question about potential conda package Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

llnl/Caliper#670 · Opened May 26, 2025
Cross platform MPI support in CI tests. Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

llnl/Caliper#625 · Opened Nov 19, 2024
2 tests fail on FreeBSD Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

llnl/Caliper#611 · Opened Oct 27, 2024
Fortran + MPI application - Caliper does not aggregate output Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/Caliper#584 · 2 comments · Opened Aug 9, 2024
cmake-time logic to detect deps needed due to service enabled? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

llnl/Caliper#577 · 5 comments · Opened Aug 1, 2024
Question about MPI_Finalize Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

llnl/Caliper#535 · 5 comments · Opened Feb 13, 2024
Question about timer resolution increasing Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

llnl/Caliper#530 · 2 comments · Opened Feb 6, 2024
Custom loop profile Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

llnl/Caliper#521 · 3 comments · Opened Dec 11, 2023
Database support across runs Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

llnl/Caliper#516 · 1 comment · Opened Nov 8, 2023
Record memory usage Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

llnl/Caliper#493 · 3 comments · Opened Jun 28, 2023
Integration with HPCToolkit Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

llnl/Caliper#476 · 11 comments · 1 reaction · Opened Mar 13, 2023
Is it possible to get a GPU memory high watermark? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

llnl/Caliper#448 · 3 comments · Opened Nov 2, 2022
How to profiling the timing of function calls inside openmp loop Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

llnl/Caliper#438 · Opened Aug 26, 2022
Can not return in multi-node MPI applications Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

llnl/Caliper#429 · 2 comments · Opened Jul 22, 2022
Unexpected output for OpenMP profiling Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

llnl/Caliper#412 · 2 comments · Opened Feb 24, 2022
Unusually Long Cali-Query Time Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

llnl/Caliper#376 · 2 comments · Opened Jul 21, 2021
Memory bandwidth info Open

Difficulty 2/5 1-3 hours Newbie friendliness 25/100

llnl/Caliper#304 · Opened Sep 10, 2020
Request for get_config_docstrings to also decorate default configuration settings Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

llnl/Caliper#252 · 1 comment · Opened Mar 11, 2020
Synchronizing time across MPI ranks Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

llnl/Caliper#231 · 3 comments · Opened Nov 26, 2019
Unable to capture MPI Functions when instrumenting fortran code Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

llnl/Caliper#230 · 9 comments · Opened Nov 26, 2019
Limiting annotation depth in CalQL Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

llnl/Caliper#201 · 4 comments · Opened Aug 20, 2019
How to sort at each node level by inclusive time or name? Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/Caliper#164 · Opened Mar 30, 2019
how caliper measures code region runtime? Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

llnl/Caliper#123 · 2 comments · Opened Aug 26, 2018
High overhead on KNL for LULESH2.0 Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

llnl/Caliper#92 · Opened Jan 18, 2018
Use rdpmc() user-space function for reading Libpfm samples Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

llnl/Caliper#73 · 2 comments · Opened Nov 16, 2017
Attribute filtering by name patterns (re or glob or..?) Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

llnl/Caliper#7 · 6 comments · Opened Jun 22, 2016
Odd fork/exec/pthread interaction behavior Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

llnl/Caliper#5 · Opened Jun 22, 2016

llnl/Caliper

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