作为OSD 下一代存储引擎,相比Bluestore做了诸多改进。Bluestore 在 NVMe 上最明显的瓶颈是 kv-sync-thread,即顺序提交元数据到RocksDB的线程,Seastore 则完全去除了 RocksDB,并且实现了 extent 粒度的写时复制,避免了上一代 OSD 中一个 read 请求阻塞整个 pg 的情况。 Seastore 相比 Bluestore 的明显变化: 使用se...
Performance investigation on the Ceph Crimson OSD CPU core allocation. Part One Feb 3, 2025by Jose Juan Palacios Perez (IBM) Crimson: the new OSD high performance architecture Crimson is the project name for the new OSDhigh… SMB Meets Squid: Introducing the New Ceph SMB Manager Module for ...
Ceph Crimson got a prototype for the new SeaStore backend, alongside a compatibility layer to the legacy BlueStore backend. New recovery, backfill and scrub implementations are also available for Crimson with the Pacific release. Ceph Crimson is the project to rewrite the Ceph OSD module to better...
路线图 Ceph - v20.0.0 打开 T release 24% 681 问题(146 已关闭—535 打开) 相关的问题 Bug #64546: client io requests hang when issued before the creation of the related pgs行为 Feature #64862: Support PG split/merge行为 Feature #65476: Support Erasure coded pools行为...
Ceph is a distributed object, block, and file storage platform - crimson/osd: write require_osd_release only when needed · ceph/ceph@3cdde70
.github labeler: label seastar submodule as crimson Jul 31, 2024 admin doc: Upgrade and unpin some python versions Feb 20, 2025 bin scripts: fix bash path in shebangs (part 2) Sep 26, 2017 ceph-erasure-code-corpus @ 2d7d78b tests: erasure-code: add k=2, m=2 for isa & jerasure ...
doc/crimson: cleanup duplicate seastore description (pr#55730, Rongqi Sun) doc/dev: backport zipapp docs to reef (pr#56161, Zac Dover) doc/dev: edit internals.rst (pr#55852, Zac Dover) doc/dev: edit teuthology workflow (pr#56002, Zac Dover) doc/dev: fix spelling in crimson.rst (...
crimson - Bug #41818: crimson run error due to ___longjmp_chk() 行为 RADOS - Bug #41834: qa: EC Pool configuration and slow op warnings for OSDs caused by recent master changes 行为 CephFS - Bug #41835: mds: cache drop command does not drive cap recall 行为 ...
crimson C++17 and libstdc++ ABI Deduplication CephFS delayed deletion Deploying a development cluster Deploying multiple development clusters on the same machine Development workflows Documenting Ceph Serialization (encode/decode) Erasure Coded pool
No doc update is appropriate Tests (select at least one) Includesunit test(s) Includesintegration test(s) Includes bug reproducer No tests Show available Jenkins commands jenkins retest this please jenkins test classic perf jenkins test crimson perf ...