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Add utility functions for array manipulation #6203

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merged 4 commits into from
Aug 17, 2023
Merged

Add utility functions for array manipulation #6203

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2ed8943
Add utility functions for outlier removal
dyastremsky Aug 11, 2023
a141939
Fix functions
dyastremsky Aug 14, 2023
c8945ca
Merge branch 'main' of github.com:triton-inference-server/server into…
dyastremsky Aug 15, 2023
25e1209
Add newline to end of file
dyastremsky Aug 17, 2023
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35 changes: 35 additions & 0 deletions qa/common/util.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -473,3 +473,38 @@ function kill_servers () {
function collect_artifacts_from_subdir () {
cp *.*log* core* ../ || true
}

# Sort an array
# Call with sort_array <array_name>
# Example: remove_array_outliers array
sort_array() {
local -n arr=$1
local length=${#arr[@]}

if [ "$length" -le 1 ]; then
return
fi

IFS=$'\n' sorted_arr=($(sort -n <<<"${arr[*]}"))
unset IFS
arr=("${sorted_arr[@]}")
}

# Remove an array's outliers
# Call with remove_array_outliers <array_name> <percent to trim from both sides>
# Example: remove_array_outliers array 5
remove_array_outliers() {
local -n arr=$1
local percent=$2
local length=${#arr[@]}

if [ "$length" -le 1 ]; then
return
fi

local trim_count=$((length * percent / 100))
local start_index=$trim_count
local end_index=$((length - (trim_count*2)))

arr=("${arr[@]:$start_index:$end_index}")
}