This repository has been archived by the owner on Jan 3, 2023. It is now read-only.
Highlight:
- Add HDFS 3.x support. HDFS 3.1.0 dependency is introduced to SSM.
- Add SSM Erasure Coding (EC) feature.
- Support converting a typical 3-replica file to the one stored in a given EC policy.
- Support user to customize an EC task with SSM rule.
- Add SSM compression feature. SSM supports compressing an HDFS file with a given codec. User can also customize a compression task with SSM rule.
- A few web UI optimizations.
- Support action search.
- Add goto certain page support in action page.
- Add statistic info for ssm nodes.
- Refined all docs.
- Add a few test scripts.
- Add SSM EC functionality and performance test scripts.
- Add SSM Compression functionality and performance test scripts.
Change Log:
- Ignore SSM work dir and trigger fetch operation when a file is moved to covered dir (#2067)
- Add EC performance test scripts (#2059)
- Enable SSM only cover the info of user specified HDFS dirs (#2045)
- Refine storage utilization page & node info page (#2050)
- Merge SSM Compression to trunk (#1873)
- Support deploying master and standby server on a single node (#2027)
- Support debug mode for standby server & agent (#2020)
- Add CheckSumAction (#1974)
- Add read end flag of SSM Small File (#1975)
- Enable user password changing (#1964)
- Solve #1939, Add goto certain page support in action page (#1945)
- Solve #1941, Add node statistic info in node page (#1944)
- Add a throttle on EC to avoid IO overload (#1947)
- Add a series of actions for EC policy (#1937)
- Solve #1931, Support EC in rule
- Support Erasure Coding on HDFS-3.x (#1924)
- Solve #1888, Add statistic info for ssm nodes
- Support HDFS 3.x (#1913)
- Show which version of hadoop ssm is compiled for by
ssm versioncmd - Solve #1889, Assign a unique id to ssm agents (#1890)
- Solve #1876, Add host info for actions (#1877)
- Add install script to simplify the deployment of SSM (#1874)
- Solve #1848, Add action to execute general command (#1867)
- Solve #1838, Add search support for actions (#1842)
- Support showing SSM detailed version (#1847)
- Add data sync performance test scripts (#1831)