Junmin Gu

For the record, Here are the I/O time of two runs I had on summit, one without stat and one with stat. 4TB. orders are [file/group/variable] based: without stat: 35.46/34.5/29.96...

> I remember using C++ threads for getting min/max. It should be implemented. Yes it is there. I just read the code. Possibly can pass the thread parameter to increase...

libfabric 1.9: my copy is here: /gpfs/alpine/world-shared/csc303/junmin/libfabric-1.9.0.tar

my env (modify accordingly): export LF_HOME=/ccs/home/junmin/work/libfabric/install_v1.9 export PATH=${PATH}:${LF_HOME}/bin export LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:${LF_HOME}/lib export LIBRARY_PATH=${LIBRARY_PATH}:${LF_HOME}/lib export CPATH=${CPATH}:${LF_HOME}/include export PKG_CONFIG_PATH=${PKG_CONFIG_PATH}:${LF_HOME}/lib/pkgconfig export CMAKE_PREFIX_PATH=${CMAKE_PREFIX_PATH}:${LF_HOME} export OLCF_LIBFABRIC_ROOT=libfabric-1.9.0

Thanks for the issue. This VOL was built before hdf5 1.13, so some adjustments are needed and a pull request was merged to address it. However, there are some limitations...

For the group/variable based files, Is there an option to not write an iteration if it already exists and is valid?

> > For the group/variable based files, Is there an option to not write an iteration if it already exists and is valid? > > Do you mean when appending...

> That would still give you redundantly defined iterations which need to be handled at read time somehow, while adding the additional complexity of needing to handle several files. I'm...

@ax3l does ADIOS1's bpls show that attribute?

@axel, so to double check, a bp1 file is created by openPMD, and adios1/bpls shows all attributes, and adios2/bpls missed one? will you put the file on Cori's scratch and...