diff options
author | dormando <dormando@rydia.net> | 2016-07-07 00:50:53 -0700 |
---|---|---|
committer | dormando <dormando@rydia.net> | 2016-07-12 18:42:46 -0700 |
commit | 51a828b91d9e6c1fe5798d934d9b6abbf0e0c617 (patch) | |
tree | 69c953681d1fe5790e9fadbeedaac391ff3d1922 /slabs.c | |
parent | b05653f9a8ab3ee70431ef83a136e15f22e617ea (diff) | |
download | memcached-51a828b91d9e6c1fe5798d934d9b6abbf0e0c617.tar.gz |
startup options for chunked items.
has spent some time under performance testing. For larger items there's less
than 5% extra CPU usage, however the max usable CPU when using large items is
1/10th or less before you run out of bandwidth. Mixed small/large items will
still balance out.
comments out debugging (which must be removed for release).
restores defaults and ensures only t/chunked-items.t is affected.
dyn-maxbytes and item_size_max tests still fail.
append/prepend aren't implemented, sasl needs to be guarded.
slab mover needs to be updated.
Diffstat (limited to 'slabs.c')
-rw-r--r-- | slabs.c | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -254,7 +254,7 @@ static void *do_slabs_alloc_chunked(const size_t size, slabclass_t *p, unsigned unsigned int chunks_req = size / csize; if (size % csize != 0) chunks_req++; - fprintf(stderr, "LARGE ITEM [%lu] CHUNKS REQUESTED [%d]\n", size, chunks_req); + //fprintf(stderr, "LARGE ITEM [%lu] CHUNKS REQUESTED [%d]\n", size, chunks_req); while (p->sl_curr < chunks_req) { if (do_slabs_newslab(id) == 0) break; @@ -370,7 +370,7 @@ static void do_slabs_free_chunked(item *it, const size_t size, unsigned int id, unsigned int chunks_req = realsize / p->size; if (realsize % p->size != 0) chunks_req++; - fprintf(stderr, "FREEING CHUNKED ITEM INTO SLABS: SIZE: [%lu] REALSIZE: [%lu] CHUNKS_REQ: [%d]\n", size, realsize, chunks_req); + //fprintf(stderr, "FREEING CHUNKED ITEM INTO SLABS: SIZE: [%lu] REALSIZE: [%lu] CHUNKS_REQ: [%d]\n", size, realsize, chunks_req); it->it_flags = ITEM_SLABBED; it->slabs_clsid = 0; |