Github user DaveBirdsall commented on a diff in the pull request:
https://github.com/apache/incubator-trafodion/pull/218#discussion_r47154780
--- Diff: core/sqf/sql/scripts/install_local_hadoop ---
@@ -385,10 +385,13 @@ else
# display :34.0 would result in starting port 53400 (instead of
default 50000 range)
MY_START_PORT=${DISPLAY/*:/}
MY_START_PORT=${MY_START_PORT/.*/}
- MY_START_PORT=`expr 50000 + $MY_START_PORT '*' 100`
+ # Pick a port range starting at 24000 + 200 * display number.
+ # Choose a display number of up to 42 to stay below the
+ # ephemeral port range which typically starts at 32768.
+ MY_START_PORT=`expr 24000 + $MY_START_PORT '*' 200`
elif [ $MY_START_PORT == "rand" ]; then
- # pick a random number between 9000 and 49000 that is divisible by 200
- MY_START_PORT=`expr $RANDOM '%' 200 '*' 200 + 9000`
+ # pick a random number between 12000 and 24000 that is divisible by 200
+ MY_START_PORT=`expr $RANDOM '%' 50 '*' 200 + 12000`
--- End diff --
Looks like you're picking a port between 12000 and 22000 (which is fine).
If you want to go up to 24000 you could use 60 instead of 50.
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