/
parsetcp.pl
237 lines (208 loc) · 7.65 KB
/
parsetcp.pl
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#!/usr/bin/perl
# original code by Matt Amdur
# modified by Kyle Hailey to seperate out reads and writes and compact histograms
$DEBUG=0;
if ( 1 == $DEBUG ) { $debug=1; }
my ($TSHARK) = "/usr/local/bin/tethereal -V -r ";
my ($TSHARK_FILTER) = "rpc.msgtyp eq 0 or rpc.msgtyp eq 1 ";
my ($server_file) = $ARGV[0];
my ($client_file) = $ARGV[1];
my (%server_frames) = ();
my (%client_frames) = ();
my (%xids);
$bucketmin=7;
$bucketmax=20;
@buckett[0]="1u ";
@buckett[1]="2u ";
@buckett[2]="4u ";
@buckett[3]="8u ";
@buckett[4]="l6u ";
@buckett[5]="32u ";
@buckett[6]="64u ";
@buckett[7]=".1m "; # 128
@buckett[8]=".2m "; # 256
@buckett[9]=".5m "; # 512
@buckett[10]="1m "; # 1024
@buckett[11]="2m "; # 2048
@buckett[12]="4m "; # 4096
@buckett[13]="8m "; # 8192
@buckett[14]="16m "; # 16384
@buckett[15]="33m "; # 32768
@buckett[16]="65m "; # 65536
@buckett[17]=".1s "; # 131072
@buckett[18]=".3s "; # 262144
@buckett[19]=".5s "; # 524288
@buckett[20]="1s "; # 1048576
@buckett[21]="2s "; # 2097152
@buckett[22]="4s "; # 4194304
@buckett[23]="8s "; # 8388608
@buckett[24]="17s "; # 16777216
@buckett[25]="34s "; # 33554432
@buckett[26]="67s "; # 67108864
sub print_hist_head {
printf("type avg ms count ",);
for ($bucket = $bucketmin; $bucket < $bucketmax; $bucket++) {
printf ("%6s", $buckett[$bucket] );
}
printf ("%6s+", $buckett[$bucketmax-1] );
printf("\n");
}
sub print_hist {
$sum_min=0;
$sum_max=0;
# sum up all the buckets below the minimum bucket
for ($bucket = 0; $bucket <= $bucketmin; $bucket++) {
$sum_min+= $hist{$event,$bucket} ;
printf("sum_min: %d, bucket %d value %d\n", $sum_min, $bucket, $hist{$event,$bucket} ) if defined($debug) ;
}
# sum up all the buckets above the maximum bucket
for ($bucket = $bucketmax; $bucket <= $cur_max_bucket{$event}; $bucket++) {
$sum_max+= $hist{$event,$bucket} ;
printf("sum_max: %d, bucket %d value %d\n", $sum_max, $bucket, $hist{$event,$bucket} ) if defined($debug) ;
}
# if maxbucket eq min bucket add the max and min
if ( $bucketmin < $bucketmax ) {
printf ("%6d", $sum_min );
printf("\nfinal sum_min: %d \n", $sum_min ) if defined($debug) ;
} else {
printf ("%6d", $sum_min + $sum_max );
printf("\n sum_max + sum_min : %d \n", $sum_min + $sum_max ) if defined($debug) ;
}
# iterate through all the buckets between max and min bucket
for ($bucket = $bucketmin+1; ( $bucket <= $cur_max_bucket{$event} && $bucket < $bucketmax ) ; $bucket++) {
printf ("%6d", $hist{$event,$bucket} );
$total+=$hist{$event,$bucket};
}
# print out max bucket if its below the maximum seen so far
if ( $bucketmax <= $cur_max_bucket{$event} && $bucketmin < $bucketmax ) {
printf ("%6d", $sum_max );
}
printf("\n");
}
#
# Parse the packet trace
#
sub parse_file {
my ($file) = @_[0];
my ($frames) = @_[1];
my ($type);
my ($size)=0;
my ($xid, $call_frame, $reply_frame, $frame, $ela );
open (FILE, "$TSHARK $file $TSHARK_FILTER|") ||
die "Failed to exec $TSHARK $file $TSHARK_FILTER";
$type="NONE";
while (<FILE>) {
my ($line) = $_;
if ($line =~ /V3 Procedure: WRITE/) {
$type="WRITE";
}
if ( $line =~ /count:/ ) {
$size=$line;
$size =~ s/.*://;
}
if ($line =~ /V3 Procedure: READ/) {
$type="READ";
}
if ($line =~ /Remote Procedure Call, Type:Call/) {
$line =~ m/XID:0x([0-9a-f]*)/;
$xid = "0x$1";
$xid = 0;
} elsif ($line =~ /Remote Procedure Call, Type:Reply/) {
$line =~ m/XID:0x([0-9a-f]*)/;
$xid = "0x$1";
}
if ($line =~ m/Time from request: ([0-9]\.[0-9]*)/) {
if ($xid eq 0) { die "no xid for time"; }
$ela=$1*1000*1000;
if (!(exists $xids{$type}{$xid})) { $xids{$type}{$xid} = $xid; }
$frames->{"$xid"} = $1;
$packets{$file}{$type}{"$xid"} = $1;
if ( $ela > 0 ) {
$bucket=int(log($ela)/log(2)+1);
$hist{$type,$bucket}++;
$hist_ct{$type}++;
$hist_sm{$type}+=$ela;
if ( $bucket > $cur_max_bucket{$type} ) {
$cur_max_bucket{$type} =$bucket;
}
} else {
$zeros{$type}++;
}
$count{$type}++;
$xid = 0;
$type="NONE";
$size=0;
}
}
close (FILE);
print_hist_head;
if ( $count{$type} > 0 ) {
foreach $event ( "READ", "WRITE","NONE") {
if ($hist_ct{$event} ) {
printf("%7s :%6.2f,%7d",$event,$hist_sm{$event}/$hist_ct{$event}/1000,$hist_ct{$event});
print_hist;
}
}
}
}
sub process_packets {
my ($xid);
my ($match) = 0;
my ($miss) = 0;
my ($ela) = 0;
# these didn't work as private
# as they aren't used else where, using them as global
#my ($x) ;
#my ($server) ;
#my ($client) ;
#my ($diff) ;
my ($server_latency) = 0;
my ($client_latency) = 0;
foreach $type ("READ","WRITE","NONE") {
for $xid (keys %{$xids{$type}} ) {
if (exists $packets{$server_file}{$type}{"$xid"} and
exists $packets{$client_file}{$type}{"$xid"} ) {
$server = $packets{$server_file}{$type}{"$xid"};
$client = $packets{$client_file}{$type}{"$xid"} ;
$diff = $client - $server;
foreach $x ( "server", "client","diff") {
$ela=${$x}*1000*1000;
if ($ela > 0 ) { $bucket=int(log($ela)/log(2)+1); }
$event=$type . "-" . $x;
$hist{$event,$bucket}++;
if ( $bucket > $cur_max_bucket{$event} ) {
$cur_max_bucket{$event} =$bucket;
}
$hist_sm{$event}+=$ela;
$hist_ct{$event}++;
}
$match{$type}++;
} else {
$miss{$type}++;
}
}
if ( $match{$type} > 0 ) {
printf("%s\n", $type);
print_hist_head;
foreach $x ( "server", "client","diff") {
$event=$type . "-" . $x;
if ($hist_ct{$event} ) {
printf("%7s :%6.2f,%7d",$x,$hist_sm{$event}/$hist_ct{$event}/1000,$hist_ct{$event});
} else {
printf("%7s :%6.2f,%7d",$x,-1,$hist_ct{$event});
}
print_hist;
}
my ($total) = $miss{$type} + $match{$type};
print "Processed $total packets (Matched: $match{$type} Missed: $miss{$type})\n";
}
}
}
printf(" ==================== Individual HOST DATA ============\n");
print "Parsing server trace: $server_file\n";
parse_file($server_file, \%server_frames);
print "Parsing client trace: $client_file\n";
parse_file($client_file, \%client_frames);
printf(" \n");
printf(" ==================== MATCHED DATA ============\n");
process_packets();