mirror of
https://github.com/techno-tim/k3s-ansible.git
synced 2026-08-08 23:13:19 +02:00
Timothy Stewart
10bde4eff0
- reuse validated runner-owned Vagrant linked-clone masters\n- create the default guests in bounded two-machine batches\n- capture create timing and runner utilization diagnostics
45 lines
1.0 KiB
Bash
Executable File
45 lines
1.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -Eeuo pipefail
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output_dir="${1:?output directory is required}"
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interval="${2:-10}"
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[[ "$interval" =~ ^[1-9][0-9]*$ ]] || {
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printf 'monitor interval must be a positive integer\n' >&2
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exit 2
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}
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mkdir -p -- "$output_dir"
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umask 077
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free -h > "$output_dir/memory-before.txt"
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df -h > "$output_dir/disk-before.txt"
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vmstat -w "$interval" > "$output_dir/vmstat.txt" &
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vmstat_pid=$!
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iostat_pid=""
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if command -v iostat >/dev/null 2>&1; then
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iostat -dx "$interval" > "$output_dir/iostat.txt" &
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iostat_pid=$!
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else
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printf 'iostat is not installed on this runner\n' > "$output_dir/iostat-unavailable.txt"
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fi
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cleanup() {
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local rc=$?
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trap - EXIT INT TERM
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kill "$vmstat_pid" 2>/dev/null || true
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[[ -z "$iostat_pid" ]] || kill "$iostat_pid" 2>/dev/null || true
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wait "$vmstat_pid" 2>/dev/null || true
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[[ -z "$iostat_pid" ]] || wait "$iostat_pid" 2>/dev/null || true
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free -h > "$output_dir/memory-after.txt"
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df -h > "$output_dir/disk-after.txt"
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exit "$rc"
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}
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trap cleanup EXIT INT TERM
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while :; do
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sleep 3600 &
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wait $!
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done
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