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Code comment why MiB, GiB, etc. are used in shorten() and update that func in pt-summary and pt-mysql-summary.

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This commit is contained in:
Daniel Nichter
2012-05-07 16:38:30 -06:00
parent fdfd305dc5
commit cc80f278d5
4 changed files with 46 additions and 46 deletions
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27
bin/pt-mysql-summary
View File

@@ -576,22 +576,19 @@ shorten() {
local div="${3:-1024}"
echo "$num" | awk -v prec="$prec" -v div="$div" '
{
size = 4;
val = $1;
unit = val >= 1099511627776 ? "T" : val >= 1073741824 ? "G" : val >= 1048576 ? "M" : val >= 1024 ? "k" : "";
while ( int(val) && !(val % 1024) ) {
val /= 1024;
{
num = $1;
unit = num >= 1125899906842624 ? "P" \
: num >= 1099511627776 ? "T" \
: num >= 1073741824 ? "G" \
: num >= 1048576 ? "M" \
: num >= 1024 ? "k" \
: "";
while ( num >= div ) {
num /= div;
}
printf "%.*f%s", prec, num, unit;
}
while ( val > 1000 ) {
val /= div;
}
printf "%.*f%s", prec, val, unit;
}
'
}

27
bin/pt-summary
View File

@@ -713,22 +713,19 @@ shorten() {
local div="${3:-1024}"
echo "$num" | awk -v prec="$prec" -v div="$div" '
{
num = $1;
unit = num >= 1125899906842624 ? "P" \
: num >= 1099511627776 ? "T" \
: num >= 1073741824 ? "G" \
: num >= 1048576 ? "M" \
: num >= 1024 ? "k" \
: "";
while ( num >= div ) {
num /= div;
{
num = $1;
unit = num >= 1125899906842624 ? "P" \
: num >= 1099511627776 ? "T" \
: num >= 1073741824 ? "G" \
: num >= 1048576 ? "M" \
: num >= 1024 ? "k" \
: "";
while ( num >= div ) {
num /= div;
}
printf "%.*f%s", prec, num, unit;
}
printf "%.*f%s", prec, num, unit;
}
'
}