imay commented on a change in pull request #367: Fix a sending signal error
when starting Doris BE
URL: https://github.com/apache/incubator-doris/pull/367#discussion_r237373788
##########
File path: bin/start_be.sh
##########
@@ -55,14 +55,14 @@ rm -f ${UDF_RUNTIME_DIR}/*
pidfile=$PID_DIR/be.pid
if [ -f $pidfile ]; then
- if kill -0 $(cat $pidfile); then
+ if [ -d /proc/$(cat $pidfile) ]; then
Review comment:
proc filesystem maybe not mount in some environment.
can you change it to
```suggestion
if kill -0 $(cat $pidfile) > /dev/null 2>&1; then
```
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