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Dump process call stacks at the start and end of smbclientlogs.sh #210

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Dump process call stacks at the start and end of smbclientlogs.sh #210

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16 changes: 16 additions & 0 deletions SMBDiagnostics/smbclientlogs.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -42,6 +42,9 @@ start() {
dump_debug_stats
echo "=================================================" >> cifs_diag.txt

echo "======= Dumping Process callstacks at start =====" > process_callstack.txt
dump_process_callstacks
echo "=================================================" >> process_callstack.txt

if [[ "$*" =~ "CaptureNetwork" ]]; then
capture_network
Expand Down Expand Up @@ -151,6 +154,14 @@ dump_debug_stats() {
ss -t | grep microsoft >> cifs_diag.txt
}

dump_process_callstacks() {
# Iterate through all stack files in /proc/*/stack
for stack_file in /proc/*/stack; do
echo "Process: $stack_file" >> process_callstack.txt
cat "$stack_file" >> process_callstack.txt
echo -e "\n\n" >> process_callstack.txt
done
}

capture_network() {
nohup tcpdump -p -s 0 port ${CIFS_PORT} -w "${DIRNAME}/cifs_traffic.pcap" &
Expand All @@ -167,8 +178,13 @@ stop() {
stop_capture_network
echo -e "\n\n======= Dumping CIFS Debug Stats at the end =======" >> cifs_diag.txt
dump_debug_stats

echo -e "\n\n======= Dumping Process callstacks at end ========" >> process_callstack.txt
dump_process_callstacks

mv cifs_diag.txt "${DIRNAME}"
mv os_details.txt "${DIRNAME}"
mv process_callstack.txt "${DIRNAME}"
zip -r "$(basename ${DIRNAME}).zip" "${DIRNAME}"
return 0;
}
Expand Down