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optimised search command to get 2x speed #7

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optimised search command to get 2x speed #7

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4a0a540
Fix bug in check number of arguments
xnohat May 21, 2017
2217a40
Fix bug cannot get TTL
xnohat Jul 10, 2017
0dbe7bc
optimised search command to get 2x speed
zafergurel Jul 1, 2019
d69743b
Merge pull request #1 from xnohat/master
zafergurel Jul 1, 2019
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6 changes: 3 additions & 3 deletions nginx-cache-inspector
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Original file line number Diff line number Diff line change
Expand Up @@ -37,7 +37,7 @@ function print_usage() {
}

## Check the number of arguments.
if [ $# -ne 2 ]; then
if [ $# -ne 2 ] && [ $# -ne 3 ]; then
print_usage
exit 1
fi
Expand All @@ -52,7 +52,7 @@ function get_cache_files() {
local max_parallel=${3-16}
## Get the cache files running grep in parallel for each top level
## cache dir.
find $2 -maxdepth 1 -type d | xargs -P $max_parallel -n 1 grep -Rl "KEY:.*$1" | sort -u
find $2 -maxdepth 1 -type f -mtime -1 | xargs -P $max_parallel -I @@ bash -c 'head -n 2 @@ | tail -1 | awk "{print $2}" | grep "'$1'" && echo @@' | sort -u
} # get_cache_files

## Print the cache item key.
Expand All @@ -64,7 +64,7 @@ function get_cache_item_key() {
## Get a cache item TTL.
## $1 - cache file.
function get_cache_item_ttl() {
od -dL $1 | sed -n '2p' | awk '{print $1 - $2}'
od -dL $1 | sed -n '4p' | awk '{print $2 - $1}'
} # get_cache_item_ttl

## Inspects an item from the given cache zone.
Expand Down