Revert change to read_data.cpp (b73999ef) · Commits · 郑智淋 / lammps

src/read_data.cpp

+3 −7

Original line number	Diff line number	Diff line
		@@ -50,7 +50,7 @@ using namespace LAMMPS_NS;

		#define MAXLINE 256
		#define LB_FACTOR 1.1
		#define CHUNK 4096
		#define CHUNK 1024
		#define DELTA 4 // must be 2 or larger
		#define MAXBODY 32 // max # of lines in one body

		@@ -1904,12 +1904,8 @@ void ReadData::open(char *file)
		if (!compressed) fp = fopen(file,"r");
		else {
		#ifdef LAMMPS_GZIP
		char gunzip[2048];
		// Use taskset to force the gzip process to NOT run on the 0th "CPU", which should
		// keep it from thrashing with the MPI rank zero process (the one reading the pipe).
		// This is Linux specific, and the 1023 upper range might also be system specific.
		// Use of something like hwloc would be more portable... but more complicated.
		sprintf(gunzip,"taskset -c 1-1023 gzip -c -d %s",file);
		char gunzip[128];
		sprintf(gunzip,"gzip -c -d %s",file);

		#ifdef _WIN32
		fp = _popen(gunzip,"rb");