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lukeyeager /
Created Feb 7, 2019
AWS EC2: set a node's hostname to it's tagged name
set -ex
# Sanity check
hostname="$(hostname --fqdn)"
if [[ "$hostname" != ip-*.internal ]]; then
echo hostname already updated
exit 0
lukeyeager /
Last active Feb 14, 2019
Set GPU power levels
set -e
case "$1" in
max) ;;
default) ;;
min) ;;
echo "Usage: $0 [max,default,min]"
exit 1
set -e
sort_func () {
tr ' ' '\n' | sort -u | (grep -v '^$' || true)
cutoff=$(date -Is --date='10 days ago')
# Get list of images used recently
# NOTE: events store image names, not IDs.

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lukeyeager /
Created Feb 3, 2021
Read from prometheus and write to influxdb
set -euo pipefail
# connecting to prometheus
readonly prometheus_uri='localhost:9090'
# prometheus query
readonly query='sum(irate(metric_total[20s])) without (job)'
readonly ts_start=1612280785
readonly ts_end=1612390785