v1.6.0

New Features

• Add support of using ssh-agent auth socket in tiup-cluster (#1416, @9547)
• Add parallel task concurrency control in tiup-cluster and tiup-dm with -c/--concurrency argument (#1420, @AstroProfundis)
  • The default value of max number of parallel tasks allowed is 5, this feature could help users managing very large clusters to avoid connection errors on operations.
• Add the ability to detect CPU arch for deployment servers automatically in tiup-cluster and tiup-dm if not set by user (#1423, @9547)
• Add renew subcommand for tiup mirror to extend the expiration date of component manifest (#1479, @AstroProfundis)
• Add the ability to ignore monitor agents for specific instances in tiup-cluster (#1492, @AstroProfundis)
• Add --force argument for prune subcommand in tiup-cluster (#1552, @AstroProfundis)
• Add more configuration fields for Grafana in tiup-cluster and tiup-dm (#1566, @haiboumich)
• [Experimental] Add support of SSH connections via proxy in tiup-cluster (#1438, @9547)
• Deprecate the --monitor argument and introduce a new --without-monitor argument to disable monitoring components in tiup-playground (#1512, @LittleFall)
• Deprecate the TIUP_WORK_DIR environment as it's not actually been used, and make it possible for tiup-playground to run without tiup (#1553 #1556 #1558, @nexustar)

Fixes

• Fix blackbox_exporter configs for TLS enabled clusters in tiup-cluster (#1443, @9547)
• Only try to apply THP fix if it's available on the deployment server in tiup-cluster (#1458, @9547)
• Fix sudo errors in tiup-cluster when devtoolset is enabled on deployment server (#1516, @nexustar)
• Fix test cases for tiup-dm (#1540, @nexustar)
• Fix downloading of uneeded component packages when --binpath is specifiedin tiup-playground (#1495, @AstroProfundis; #1545, @nexustar)
• Fix panic when tiup-bench fails to connect to the database (#1557, @nexustar)
• Fix numa_node configs are not rendered into PD startup script in tiup-cluster (#1565, @onlyacat)
• Correctly handle -- in command line arguments passed to tiup (#1569, @dveeden)

Improvements

• Reduce network usage on various operations and speed up the process
  • Update component manifests simultaneously in tiup list (#1532, @nexustar)
  • Not requesting manifest before actually using the component (#1539, @nexustar)
  • Update root.json only when necessary (#1554, @nexustar)
• Use the value of --wait-timeout argument as timeout of SSH command operations with the builtin executor (#1445, @AstroProfundis)
• Refuse to clone a local mirror to the same location it is stored (#1464, @dveeden)
• Set terminal title to show session tag in tiup-playground (#1506, @dveeden)
• Show TiDB port when scale out in tiup-playground (#1520, @nexustar)
• Cleanup files if component fails to install (#1562, @nexustar)
• Update docs and examples (#1484, @ichn-hu; #1502, @AstroProfundis)
• Use auto completion from cobra itself (#1544, @AstroProfundis; #1549, @nexustar)