updated for dxt_analyzer from LBNL

darshan-util/dxt_analyzer/README.txt

+# Email questions to SDMSUPPORT@LBL.GOV
+# Scientific Data Management Research Group
+# Lawrence Berkeley National Laboratory
+#
+# last update on Mon Aug  7 08:47:28 PDT 2017
+
+
+To plot the read or write activity from Darshan Extended Trace (DXT) logs.
+
+% ./dxt_analyzer.py --help
+usage: dxt_analyzer.py [-h] -i DXT_LOGNAME [-o SAVEFIG] [--show] [--read]
+                            [--filemode] [-f FNAME]
+
+io activity plot from dxt log
+
+optional arguments:
+  -h, --help            show this help message and exit
+  -i DXT_LOGNAME, --input DXT_LOGNAME
+                        dxt log path
+  -o SAVEFIG, --save SAVEFIG
+                        output file name for the plot
+  --show                Show the plot rather than saving to a PDF
+  --read                READ I/O action to be plotted. 
+                        Default is False for WRITE mode.
+  --filemode            Single file mode (must be used with --fname). 
+                        Default is False for all files
+  -f FNAME, --fname FNAME
+                        name of file to be plotted (must use with --filemode)
+
+Example runs:
+% python dxt_analyzer.py -i darshan_dxt-a.txt 
+
+% python dxt_analyzer.py -i darshan_dxt-a.txt \
+        --filemode -f /global/cscratch1/sd/asim/amrex/a24/plt00000.hdf5
+
+% python dxt_analyzer.py -i darshan_dxt-d.txt \
+	-o dxt-d.pdf
+
+% python dxt_analyzer.py -i darshan_dxt-df.txt 
+
+% python dxt_analyzer.py -i darshan_dxt-c.txt 
+
+% python dxt_analyzer.py -i darshan_dxt-v.txt 
+
+
+For more information on creating DXT logs, see:
+http://www.mcs.anl.gov/research/projects/darshan/docs/darshan3-util.html#_darshan_dxt_parser