* Docs: translate redis_best_practices.md

* Docs: other docs that need to be translated.

* Docs: update fio.md translate

* Update mdtest.md

* Update redis_best_practices.md

* Update s3_gateway.md

* Update sync_accounts_between_multiple_hosts.md
Co-authored-by: NChangjian Gao <gcj@juicedata.io>

* logging into file in background mode

* --logfile -> --log

* update docs

* add docs for WebDAV

* Update how_to_setup_object_storage.md

* Update how_to_setup_object_storage.md

* Update how_to_setup_object_storage.md
Co-authored-by: NChangjian Gao <gcj@juicedata.io>

* Docs: Chinese translation of "Cache Management"

* Update

* Update

* Update

* Update

* Delete incorrect desc

* Update

* doc: add docs for metadata dump & load usage

* Update metadata_dump_load.md

* Update metadata_dump_load.md

* update chinese doc

* update chinese doc

* update English doc

* minor fix

* Update metadata_dump_load.md
Co-authored-by: NChangjian Gao <gcj@juicedata.io>

* cmd/dump&load: encode/decode json in streams

* use bufio.Writer to make buffer writes

* simplifies code

* Docs: Add "Metadata Cache in Client"

* Update

* Update

* add docker builder for Java SDK

* add test workflow

* modify workflow name

* use docker builder for sdk in release workflow

* remove GOPROXY

* remove ci-test workflow

* test with mysql in travis

* test pg

* don't run unittest in github action

* fix build

* REDIS-URL -> META-URL

* META-ADDR -> META-URL

* dump metadata into STDOUT

* update docs

* support PostgreSQL as the meta engine

* fix test

* fix test

* add docs

* Update sql_test.go

* cmd/bench: add -t/--threads options to run benchmarks in parallel

* cmd/bench: change -t to -p

* address comments

* invalidate cache fo open files

* invalidate cache after download failure

* fix lint

* fix keepcache in GetAttr()

* fix returned inode in Rename()

* fix locks with mysql

* cache attribute and chunks for open files

* add mising file

* fix build

* bugfix

* add options

* update docs in CN

* fix build

* fix build sdk

* fix opencache

* bugfix

* speedup fs.Open()

* set KeepCache for cgofuse

* cleanup

* address comments

* address comments

* Docs: add notice about auto completion min version requirement

* Update

* Update

* fix typo
Co-authored-by: NSandy Xu <sandy@juicedata.io>

* cmd: add auto completion for bash & zsh

* fatal on unknown options
Co-authored-by: NDavies Liu <davies@juicedata.io>