mirror of
https://github.com/HDFGroup/hdf5.git
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e3d9211fa9
Update copyrights
Description:
Updated copyright information in hdf5/bin and top-level and added some
more files to be skipped to the chkcopyright config file.
Platforms tested:
None - just eyeballed
99 lines
3.0 KiB
Perl
Executable File
99 lines
3.0 KiB
Perl
Executable File
#!/usr/bin/perl
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#
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# Copyright by the Board of Trustees of the University of Illinois.
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# All rights reserved.
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#
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# This file is part of HDF5. The full HDF5 copyright notice, including
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# terms governing use, modification, and redistribution, is contained in
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# the files COPYING and Copyright.html. COPYING can be found at the root
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# of the source code distribution tree; Copyright.html can be found at the
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# root level of an installed copy of the electronic HDF5 document set and
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# is linked from the top-level documents page. It can also be found at
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# http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have
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# access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu.
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#
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# Usage: pipe the output of Linux's `strace' program into the stdin of
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# this command, and the output of this command into gnuplot.
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my ($fast,$npasses);
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if ($ARGV[0] =~ /^--?fast$/) {
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$fast = 1;
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shift;
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}
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my $filename = shift || "tstab2.h5";
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my $total = 0;
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my %What; # What{pos}{nbytes}{r|w} = naccesses
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my($total_writes, $total_bytes_out, $total_reads, $total_bytes_in);
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while (<>) {
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if (!defined $fd) {
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if (/^open\("(.*?)".*=\s+(\d+)/ && $1 eq $filename) {
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$fd = $2;
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$pos = 0;
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}
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} elsif (/^close\((\d+)/ && $1==$fd) {
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$fd = undef;
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} elsif (!$fast &&
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/^lseek\((\d+), -?\d+,.*= (\d+)/ &&
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$1==$fd && $2>=0) {
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$pos = $2;
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} elsif (!$fast && /^lseek\((\d+),/ && $1==$fd) {
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die $_;
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} elsif (/^write\((\d+), ".*?"(\.\.\.)?, \d+\)\s*= (\d+)/ &&
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$1==$fd && $3>=0) {
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my $nbytes = $3;
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if ($fast) {
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$total_writes++;
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$total_bytes_out += $nbytes;
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} else {
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$What{$pos}{$nbytes}{w}++;
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printf "%d %d\n", $total, $pos;
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$pos += $nbytes;
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$total += $nbytes;
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}
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} elsif (/^write\((\d+),/ && $1==$fd) {
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die $_;
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} elsif (/^read\((\d+), ".*?"(\.\.\.)?, \d+\)\s*= (\d+)/ &&
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$1==$fd && $3>=0) {
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my $nbytes = $3;
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if ($fast) {
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$total_reads++;
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$total_bytes_in += $nbytes;
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} else {
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$What{$pos}{$nbytes}{r}++;
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printf "%d %d\n", $total, $pos;
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$pos += $nbytes;
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$total += $nbytes;
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}
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} elsif (/^read\((\d+),/ && $1==$fd) {
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die $_;
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}
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}
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if (!$fast) {
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print "="x36, "\n";
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printf "%8s %8s %8s %8s\n","Position","NBytes","NReads","NWrites";
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for $pos (sort {$a<=>$b} keys %What) {
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for $nbytes (sort {$a<=>$b} keys %{$What{$pos}}) {
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printf("%8d %8d %8d %8d\n", $pos, $nbytes,
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$What{$pos}{$nbytes}{r},
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$What{$pos}{$nbytes}{w});
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$total_writes += $What{$pos}{$nbytes}{w};
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$total_reads += $What{$pos}{$nbytes}{r};
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$total_bytes_out += $What{$pos}{$nbytes}{w} * $nbytes;
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$total_bytes_in += $What{$pos}{$nbytes}{r} * $nbytes;
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}
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}
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}
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print "="x36, "\n";
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printf("Write: %8d calls, %10d total bytes, %10g average bytes\n",
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$total_writes, $total_bytes_out, $total_bytes_out/$total_writes)
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if $total_writes;
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printf("Read: %8d calls, %10d total bytes, %10g average bytes\n",
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$total_reads, $total_bytes_in, $total_bytes_in/$total_reads)
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if $total_reads;
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