From e5f5fb6515a2ee5f1040e76484d8a7b8121cf845 Mon Sep 17 00:00:00 2001 From: Adam Dickmeiss Date: Fri, 3 Jul 2009 11:25:28 +0200 Subject: [PATCH] Change recd{A,B} block sizes Change record block sizes from 128/512 to 256/2048 and set move block size margin to 4096. --- index/records.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/index/records.c b/index/records.c index 8498d3b..ac05fa8 100644 --- a/index/records.c +++ b/index/records.c @@ -18,7 +18,7 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ /* - * Format of first block + * Format of first block (assumes a 512 block size) * next (8 bytes) * ref_count (2 bytes) * block (500 bytes) @@ -288,7 +288,7 @@ Records rec_open(BFiles bfs, int rw, int compression_method) memset(&p->head, '\0', sizeof(p->head)); p->compression_method = compression_method; p->rw = rw; - p->tmp_size = 1024; + p->tmp_size = 4096; p->tmp_buf = (char *) xmalloc(p->tmp_size); p->compression_chunk_size = 0; if (compression_method == REC_COMPRESS_BZIP2) @@ -310,12 +310,12 @@ Records rec_open(BFiles bfs, int rw, int compression_method) p->head.block_last[i] = 1; p->head.block_used[i] = 0; } - p->head.block_size[0] = 128; + p->head.block_size[0] = 256; p->head.block_move[0] = 0; for (i = 1; ihead.block_size[i] = p->head.block_size[i-1] * 4; - p->head.block_move[i] = p->head.block_size[i] * 12; + p->head.block_size[i] = p->head.block_size[i-1] * 8; + p->head.block_move[i] = p->head.block_size[i] * 2; } if (rw) { -- 1.7.10.4