xxq250
/
homework-jianmu
1
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Wiki Activity

feat: add lru to index

This commit is contained in:
yihaoDeng 2022-07-14 17:30:48 +08:00
parent fe8ccabf7a
commit 9c4842ef10
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
source/libs/index/src/indexFstFile.c
View File

@ -79,13 +79,14 @@ static int idxFileCtxDoReadFrom(IFileCtx* ctx, uint8_t* buf, int len, int32_t of
memcpy(buf + total, blk->buf + blkOffset, nread);
taosLRUCacheRelease(ctx->lru, h, false);
} else {
int32_t cacheMemSize = sizeof(SDataBlock) + kBlockSize;
SDataBlock* blk = taosMemoryCalloc(1, cacheMemSize);
int32_t cacheMemSize = sizeof(SDataBlock) + kBlockSize;
SDataBlock* blk = taosMemoryCalloc(1, cacheMemSize);
blk->blockId = blkId;
blk->nread = taosPReadFile(ctx->file.pFile, blk->buf, kBlockSize, blkId * kBlockSize);
assert(blk->nread <= kBlockSize);
nread = MIN(blkLeft, len);
if (blk->nread < kBlockSize && blk->nread < len) {
break;
}