Is this cluster using snapshots? I'm not sure if this completely explains what you're seeing, but there were several bugs in accounting of space consumption by snapshots prior to 2.8.0, for example:
https://issues.apache.org/jira/browse/HDFS-7728 https://issues.apache.org/jira/browse/HDFS-9063 Chris Nauroth On Tue, Nov 8, 2022 at 7:56 PM hehaore...@gmail.com <hehaore...@gmail.com> wrote: > hello > > HDFS cluster version 2.7.2, I set a space quota for the directory, but the > available space is much less than expected, for example, this image has a > quota of 600T, 31T used space, it should be 500T free space, but it > actually shows only 132T. > > I randomly checked the number of file copies in the directory, and found > that they were all 3. May I ask what caused this problem? I checked the > patch of the community, but could not find a good explanation for this > problem. > > > > 从 Windows 版邮件 <https://go.microsoft.com/fwlink/?LinkId=550986>发送 > > >