-/* $Id: records.c,v 1.2 2007-11-23 13:59:14 adam Exp $
- Copyright (C) 1995-2007
- Index Data ApS
-
-This file is part of the Zebra server.
+/* This file is part of the Zebra server.
+ Copyright (C) 1994-2009 Index Data
Zebra is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
int cache_cur;
int cache_max;
+ int compression_chunk_size;
+
Zebra_mutex mutex;
struct records_head {
memcpy(block_and_ref + sizeof(freeblock), &ref, sizeof(ref));
if (ref)
{
+ /* there is still a reference to this block.. */
if (bf_write(p->data_BFile[dst_type], freeblock, 0,
sizeof(block_and_ref), block_and_ref))
{
}
return ZEBRA_OK;
}
- first = 0;
+ /* the list of blocks can all be removed (ref == 0) */
+ first = 0;
}
if (bf_write(p->data_BFile[dst_type], freeblock, 0, sizeof(freeblock),
p->compression_method = compression_method;
p->rw = rw;
p->tmp_size = 1024;
- p->recindex = recindex_open(bfs, rw);
p->tmp_buf = (char *) xmalloc(p->tmp_size);
+ p->compression_chunk_size = 0;
+ p->recindex = recindex_open(bfs, rw, 0 /* 1=isamb for recindex */);
r = recindex_read_head(p->recindex, p->tmp_buf);
switch (r)
{
recindex_get_fname(p->recindex), version, REC_VERSION);
ret = ZEBRA_FAIL;
}
+ p->compression_chunk_size = 90000; /* good for BZIP2 */
break;
}
for (i = 0; i<REC_BLOCK_TYPES; i++)
e->flag = recordFlagNop;
break;
- default:
+ case recordFlagNop:
break;
+ default:
+ break;
}
}
for (j = 0; j<REC_NO_INFO; j++)
used += r->size[j];
}
- if (used > 90000)
+ if (used > p->compression_chunk_size)
ret = rec_cache_flush(p, 1);
}
assert(p->cache_cur < p->cache_max);
return p;
}
-void rec_prstat(Records records)
+void rec_prstat(Records records, int verbose)
{
int i;
zint total_bytes = 0;
records->head.block_used[i] * records->head.block_size[i]);
total_bytes +=
records->head.block_used[i] * records->head.block_size[i];
+
+ yaz_log(YLOG_LOG, " Block Last " ZINT_FORMAT, records->head.block_last[i]);
+ if (verbose)
+ { /* analyse free lists */
+ zint no_free = 0;
+ zint block_free = records->head.block_free[i];
+ WRBUF w = wrbuf_alloc();
+ while (block_free)
+ {
+ zint nblock;
+ no_free++;
+ wrbuf_printf(w, " " ZINT_FORMAT, block_free);
+ if (bf_read(records->data_BFile[i],
+ block_free, 0, sizeof(nblock), &nblock) != 1)
+ {
+ yaz_log(YLOG_FATAL|YLOG_ERRNO, "read in %s at free block "
+ ZINT_FORMAT,
+ records->data_fname[i], block_free);
+ break;
+ }
+ block_free = nblock;
+ }
+ yaz_log (YLOG_LOG,
+ " Number in free list %8" ZINT_FORMAT0, no_free);
+ if (no_free)
+ yaz_log(YLOG_LOG, "%s", wrbuf_cstr(w));
+ wrbuf_destroy(w);
+ }
}
yaz_log (YLOG_LOG,
"Total size of record index in bytes %8" ZINT_FORMAT0,
/*
* Local variables:
* c-basic-offset: 4
+ * c-file-style: "Stroustrup"
* indent-tabs-mode: nil
* End:
* vim: shiftwidth=4 tabstop=8 expandtab