[HDFS-1624] Append: The condition is incorrect for checking whether the last block is full

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Invalid
• Affects Version/s: 0.21.0, 0.22.0, 0.23.0
• Assignee: Tsz-wo Sze
• Reporter: Tsz-wo Sze
• Created: 11/Feb/11 08:21
• Updated: 12/Mar/12 13:18
• Resolved: 11/Feb/11 08:45

Description

When the last block is full, the free space should be 0 but not equal to block size.

//In DFSOutputStream.DataStreamer.DataStreamer(..),
      if (freeInLastBlock == blockSize) {
        throw new IOException("The last block for file " + 
            src + " is full.");
      }