diff --git a/hadoop-common-project/hadoop-common/src/main/resources/core-default.xml b/hadoop-common-project/hadoop-common/src/main/resources/core-default.xml index 51e2df48317..d2380479747 100644 --- a/hadoop-common-project/hadoop-common/src/main/resources/core-default.xml +++ b/hadoop-common-project/hadoop-common/src/main/resources/core-default.xml @@ -1085,6 +1085,17 @@ + + ipc.maximum.data.length + 67108864 + This indicates the maximum IPC message length (bytes) that can be + accepted by the server. Messages larger than this value are rejected by + server immediately. This setting should rarely need to be changed. It merits + investigating whether the cause of long RPC messages can be fixed instead, + e.g. by splitting into smaller messages. + + +