long_line="************************************************************************"
downloads_cache="/root/Downloads"
+# Node info
echo "$long_line"
-echo "Executor OS: $OS_ID-$OS_VERSION_ID"
-echo "Executor Arch: $OS_ARCH"
-# TODO: fix this to print nomad server hostname
-echo "Executor hostname: $(hostname)"
+echo "Executor Runtime Attributes:"
+echo "OS: $OS_ID-$OS_VERSION_ID"
+echo "Arch: $OS_ARCH"
+echo "Nomad Hostname: $(grep search /etc/resolv.conf | cut -d' ' -f2 | head -1)"
+echo "Container ID: $(hostname)"
echo "$long_line"
if [ -f "$dockerfile" ] ; then
echo "Unknown Executor: '$dockerfile' not found!"
fi
+# Performance analysis
+perf_trials=2
+perf_interval=1
+if [ "$OS_ID" == "ubuntu" ] || [ "$OS_ID" = "debian" ] ; then
+ SYSSTAT_PATH="/var/log/sysstat"
+elif [ "$OS_ID" == "centos" ] ; then
+ if [ "$OS_VERSION_ID" = "7" ] ; then
+ SYSSTAT_PATH="/var/log/sa/sa02"
+ else
+ SYSSTAT_PATH="/var/log/sa"
+ fi
+fi
+echo "$long_line"
+echo "Virtual memory stat"
+vmstat ${perf_interval} ${perf_trials}
+echo "CPU time breakdowns per CPU"
+mpstat -P ALL ${perf_interval} ${perf_trials}
+echo "Per-process summary"
+pidstat ${perf_interval} ${perf_trials}
+echo "Block device stats"
+iostat -xz ${perf_interval} ${perf_trials}
+echo "Memory utilization"
+free -m
+echo "Network interface throughput"
+sar -n DEV -o ${SYSSTAT_PATH} ${perf_interval} ${perf_trials}
+echo "TCP metrics"
+sar -n TCP,ETCP -o ${SYSSTAT_PATH} ${perf_interval} ${perf_trials}
+
+# SW stack
echo "$long_line"
echo "Executor package list:"
if [ "$OS_ID" == "ubuntu" ] || [ "$OS_ID" = "debian" ] ; then
yum list installed || true
fi
+echo "$long_line"
+echo "Python3 package list:"
+pip3 list 2>/dev/null | column -t || true
+
echo "$long_line"
echo "Executor Downloads cache '$downloads_cache':"
ls -lh "$downloads_cache" || true
+
+echo "$long_line"
+echo "DNS nameserver config in '/etc/resolv.conf':"
+cat /etc/resolv.conf || true
+
+echo "$long_line"
+if [ -n "$(which ccache || true)" ] ; then
+ if [ -z "${CCACHE_DIR:-}" ] || [ ! -d "$CCACHE_DIR" ] ; then
+ echo "CCACHE_DIR='$CCACHE_DIR' is missing, disabling CCACHE..."
+ export CCACHE_DISABLE="1"
+ fi
+ if [ -n "${CCACHE_DISABLE:-}" ] ; then
+ echo "CCACHE_DISABLE = '$CCACHE_DISABLE'"
+ fi
+ echo "ccache statistics:"
+ ccache -s
+else
+ echo "WARNING: ccache is not installed!"
+ export CCACHE_DISABLE="1"
+fi
echo "$long_line"