979357361

How can I get the default CF_handle by C API?

2

I use RocksDB in C. Now I need to multi_get a list of keys, there are two C API: rocksdb_multi_get and rocksdb_batched_multi_get_cf, notes tell that the later has performance improvement,...

How to alloc all memory from Huge Page

2

### Expected behavior alloc all memory from linux hugepage，include block cache, meta blocks, memtables..... ### Actual behavior only memtable support huge page, BTW, is option memtable_huge_page_size in the unit of...

add c-api to get default cf handle

1

rocksdb_batched_multi_get_cf has performance improvement than normal multi_get, however it needs a cf_handle arg, so add a C-API to get and destroy the default cf_handle, as many user only use the...

size of librocksdb.a is too huge

4

Hello guys, good day! I am here for help again... I want to use rocksdb in my C program, and I prefer to static link. I use to compile the...

Hi, good day, As far as I know, all C API with a _xx_create_ (call _new_ and return a pointer) has a destroy func to free the memory, normally they...

doubt about CompactFilter in C API

3

Hi everyone seeing this， I use RocksDB to save metadata of virtual disk, there are thousands of vdisk sharing one column family, bacause running thousands of CF is not a...

hoping the new version coming soon

2

@daanx, hi daanx, I see that the last version is released in May, is there any news about the next release? When I use mimalloc with pure 1GB hugepages, it...

[BUG] compact_range miss keys in [begin, end), causing compactor_filter fail to remove outdated keys

1

We need to filtered out some outdated keys sometimes, we suppose to achieve this with CompactRange and CompactFilter. For comapction performance reasons, we only create NonNull filter in manual_compction, (for...