question Re: ozone FS datanodes disk space full in Support Questions

ozone FS datanodes disk space full

satvaddi — Tue, 21 Apr 2026 05:27:06 GMT

ozone FS datanodes disk space is getting occupied immediately even after extend the disk space without any operations performed.

Re: ozone FS datanodes disk space full

satvaddi — Mon, 30 Jun 2025 07:07:11 GMT

even container balancer is not helping to distributed the data in nodes

[root@invcdp91dei01 ~]# ozone admin containerbalancer start
Container Balancer started successfully.

Re: ozone FS datanodes disk space full

Asfahan — Mon, 30 Jun 2025 10:03:27 GMT

Hi @satvaddi

Thanks for connecting with cloudera,

could you please let me know the current CDP version and whats the size of disk you provide for ozone, open your Recon webui and check if container has been created and it's the one storing the disk size i suspect this should be the case

Re: ozone FS datanodes disk space full

Asfahan — Mon, 30 Jun 2025 10:05:53 GMT

ozone admin namespace du ofs://<ozone nameservice> please use this command

Re: ozone FS datanodes disk space full

satvaddi — Mon, 30 Jun 2025 15:39:00 GMT

cdp version used - cdh7.1.9.p1000

tmp volume is showing as disk space occupied.

[root@invcdp91dei01 ~]# hadoop fs -du -h ofs://ozoneid/tmp
0 0 ofs://ozoneid/tmp/.cloudera_health_monitoring_canary_files
0 0 ofs://ozoneid/tmp/hive

Re: ozone FS datanodes disk space full

satvaddi — Mon, 30 Jun 2025 15:43:45 GMT

/tmp is occupied more space, please share command to cleanup /tmp

[root@invcdp91dei01 ~]# ozone admin namespace du ofs://ozoneid/tmp
Connecting to Recon: http://invcdp91dei04.informatica.com:9888/api/v1/namespace/du?path=/tmp ...

Path : /tmp
Total Size : 562 GB

DU
Size Path Name
405 GB /tmp/24c9e15e52afc47c225b757e7bee1f9d/
134 GB /tmp/5af6b2617513b81608501adea4166625/
459 MB /tmp/8a4ac216fb230da3834de641b3e5d0f7/
0 bytes /tmp/adpqa/
0 bytes /tmp/bb3462b62cd8db3f9ba007d86f8d1c6d/
21 GB /tmp/bc3dcd485adfa1c339eab38f1516c6c5/
0 bytes /tmp/d58da82289939d8c4ec4f40689c2847e/
0 bytes /tmp/tmp/

Re: ozone FS datanodes disk space full

Asfahan — Mon, 07 Jul 2025 08:57:07 GMT

COuld you please confirm what is below in tmp dir looks like container to me, you can confirm the same form recon ui and find out the path it belongs to

405 GB /tmp/24c9e15e52afc47c225b757e7bee1f9d/
134 GB /tmp/5af6b2617513b81608501adea4166625/

21 GB /tmp/bc3dcd485adfa1c339eab38f1516c6c5/

Re: ozone FS datanodes disk space full

satvaddi — Thu, 10 Jul 2025 04:50:19 GMT

do not find such folders in /tmp

405 GB /tmp/24c9e15e52afc47c225b757e7bee1f9d/
134 GB /tmp/5af6b2617513b81608501adea4166625/

21 GB /tmp/bc3dcd485adfa1c339eab38f1516c6c5/

Re: ozone FS datanodes disk space full

Asfahan — Wed, 30 Jul 2025 14:42:42 GMT

bc3dcd485adfa1c339eab38f1516c6c5 >> These alpha numeric related to tablet from kudu, region from habse or container for ozone, did you get a chance to check recon ui