Commit cdce70c9 authored by Shane Snyder's avatar Shane Snyder
Browse files

updated ChangeLog for all 3.1.3-pre contributions

parent 6dd6e0ab
...@@ -4,6 +4,16 @@ Darshan Release Change Log ...@@ -4,6 +4,16 @@ Darshan Release Change Log
Darshan-3.1.3-pre1 Darshan-3.1.3-pre1
============= =============
* add new DxT instrumentation modules to provide fine-grained read/write
operation tracing at both the POSIX and MPI-IO layers
- this functionality should be enabled at runtime by exporting the
DXT_ENABLE_IO_TRACE environment variable
- trace output is stored within Darshan's traditional log file format
- a corresponding trace parser (darshan-dxt-parser) is offered within
darshan-util to allow the DxT trace modules to be parsed and displayed
- this software was contributed by Cong Xu and Intel's HPDD division.a
* add logic to allow Darshan to capture command line arguments from Fortran
applications (contributed by Cristian Simarro)
* skip instrumentation attempts for anonymous mmap() calls; this avoids a * skip instrumentation attempts for anonymous mmap() calls; this avoids a
potentential deadlock condition when used with hugepages on Cray systems. potentential deadlock condition when used with hugepages on Cray systems.
Reported by Glenn Lockwood and Cristian Simarro. Reported by Glenn Lockwood and Cristian Simarro.
...@@ -15,6 +25,10 @@ Darshan-3.1.3-pre1 ...@@ -15,6 +25,10 @@ Darshan-3.1.3-pre1
vary the wrapper prototypes to match the corresponding HDF5 library ABI. vary the wrapper prototypes to match the corresponding HDF5 library ABI.
The initial patch for HDF5 1.10 compatibility was contributed by The initial patch for HDF5 1.10 compatibility was contributed by
Karl-Ulrich Bamberg. Karl-Ulrich Bamberg.
* modified Darshan's path exclusion logic to include a whitelist to prevent
I/O to/from Cray's Datawarp service from being filtered out (it is located
within the /var directory, which historically has been excluded). Reported
by Glenn Lockwood.
Darshan-3.1.2 Darshan-3.1.2
============= =============
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