hadoop-cos v8.3.11

hadoop-cos v8.3.11

Feature
add support for tencent polaris by sidecar
support the client request time control (https://github.com/tencentyun/hadoop-cos/pull/154[)](https://github.com/tencentyun/hadoop-cos/commit/4df8618b229e1491db384e6a63b1cd229948cb1d)

Build
build: Change compilation options for the PolarisEndpointResolver.

hadoop-cos v8.3.8

Feature
improve the transfer config priority
feat: 支持存在同名文件且文件长度为0时目录优先的开关
add error log of head bucket
feat: 支持预读buffer固定总容量，避免无限制申请内存导致OOM

Fixes
fix: Remove redundant placeholders in logs.
fix: fix the returning type for the create method of CosNMappoedBufferFactory
fix: listStatus support directoryFirstEnabled switch.
fix: getFileStatus with prefix scene for dir first mode.
fix appid and expose connection relate config
fix: Fix retry strategy for read IOException.
fix: 优化预读时流关闭的日志

hadoop-cos v8.3.5

Feature

• Checks that the passed URI belongs to this file system.
• feat: Complete the log information of retry backoff.

Fixes

• revert create file overwrite optimize code due to cos list limit.](eb15a34)

hadoop-cos v8.3.3

Feature:

• Optimized random read performance significantly.

hadoop-cos v8.3.2

Features:

• Improved the frequency control supports for the List operation.

hadoop-cos v8.3.1

Fixes:

• revert the 26f29ec to fix the infinite invalid retries.

hadoop-cos v8.3.0

Features:

• fix l5 update bug
• support custom-defined credentials provider
• avoid null pointer by init cos native client outside but not init ranger client
• reduce the max connection number from 2048 to default 1024
• support cosn://bucket/ POSIX way to query metadata acceleration bucket

hadoop-cos v8.2.6

Improves：

• Remove logic to recursively check directories to improve the create operation performance;

Bug Fixes:

• Fix the seekable write operation bug.

hadoop-cos v8.2.4

Features:

• fix close() add super.close(), avoid not returning to cache but close, next time occur fs already close exception
• fix close() which now only releases resources once.
• fix listStatus() symbolic calling.

ps: typically only use Hadoop-cos and cos_api-bundle pkg,
if you need to use the random write feature add the ofs-sdk-definition pkg,
if you need to use client-side encryption add the tencentcloud-sdk-java-kms and tencentcloud-sdk-java-common pkg.

hadoop-cos v8.2.3

Features:

• support independent bucket configuration;
• support client-side encryption;
• change the class load of seekable write, avoid classNoDefine of Seekable class.
• add list parts to double-check upload part conflict;

ps: typically only use Hadoop-cos and cos_api-bundle pkg,
if you need to use the random write feature add the ofs-sdk-definition pkg,
if you need to use client-side encryption add the tencentcloud-sdk-java-kms and tencentcloud-sdk-java-common pkg.