Not able to run HDFS or Sqoop commands


I 'm not able to access the hadoop file system. Getting the below error

[anudeepkandi@gw03 ~]$ hadoop fs -ls

Java HotSpot™ 64-Bit Server VM warning: INFO: os::commit_memory(0x00000000c0000000, 702021632, 0) failed; error=‘Cannot allocate memory’ (errno=12)

There is insufficient memory for the Java Runtime Environment to continue.

Native memory allocation (mmap) failed to map 702021632 bytes for committing reserved memory.

An error report file with more information is saved as:



There was some issue at that time for few minutes. Cluster is working fine. Please check and confirm.