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-rw-r--r--src/cmd/venti/clumpstats.c128
1 files changed, 0 insertions, 128 deletions
diff --git a/src/cmd/venti/clumpstats.c b/src/cmd/venti/clumpstats.c
deleted file mode 100644
index 5a448b67..00000000
--- a/src/cmd/venti/clumpstats.c
+++ /dev/null
@@ -1,128 +0,0 @@
-#include "stdinc.h"
-#include "dat.h"
-#include "fns.h"
-
-int count[VtMaxLumpSize][VtMaxType];
-
-enum
-{
- ClumpChunks = 32*1024
-};
-
-static int
-readarenainfo(Arena *arena)
-{
- ClumpInfo *ci, *cis;
- u32int clump;
- int i, n, ok;
-
- if(arena->clumps)
- fprint(2, "reading directory for arena=%s with %d entries\n", arena->name, arena->clumps);
-
- cis = MKN(ClumpInfo, ClumpChunks);
- ok = 0;
- for(clump = 0; clump < arena->clumps; clump += n){
- n = ClumpChunks;
-
- if(n > arena->clumps - clump)
- n = arena->clumps - clump;
-
- if((i=readclumpinfos(arena, clump, cis, n)) != n){
- seterr(EOk, "arena directory read failed %d not %d: %r", i, n);
- ok = -1;
- break;
- }
-
- for(i = 0; i < n; i++){
- ci = &cis[i];
- if(ci->type >= VtMaxType || ci->uncsize >= VtMaxLumpSize) {
- fprint(2, "bad clump: %d: type = %d: size = %d\n", clump+i, ci->type, ci->uncsize);
- continue;
- }
-if(ci->uncsize == 422)
-print("%s: %d: %V\n", arena->name, clump+i, ci->score);
- count[ci->uncsize][ci->type]++;
- }
- }
- free(cis);
- if(ok < 0)
- return TWID32;
- return clump;
-}
-
-static void
-clumpstats(Index *ix)
-{
- int ok;
- ulong clumps, n;
- int i, j, t;
-
- ok = 0;
- clumps = 0;
- for(i = 0; i < ix->narenas; i++){
- n = readarenainfo(ix->arenas[i]);
- if(n == TWID32){
- ok = -1;
- break;
- }
- clumps += n;
- }
-
- if(ok < 0)
- return;
-
- print("clumps = %ld\n", clumps);
- for(i=0; i<VtMaxLumpSize; i++) {
- t = 0;
- for(j=0; j<VtMaxType; j++)
- t += count[i][j];
- if(t == 0)
- continue;
- print("%d\t%d", i, t);
- for(j=0; j<VtMaxType; j++)
- print("\t%d", count[i][j]);
- print("\n");
- }
-}
-
-
-void
-usage(void)
-{
- fprint(2, "usage: clumpstats [-B blockcachesize] config\n");
- threadexitsall(0);
-}
-
-void
-threadmain(int argc, char *argv[])
-{
- u32int bcmem;
-
- bcmem = 0;
-
- ARGBEGIN{
- case 'B':
- bcmem = unittoull(ARGF());
- break;
- default:
- usage();
- break;
- }ARGEND
-
- readonly = 1;
-
- if(argc != 1)
- usage();
-
- if(initventi(argv[0]) < 0)
- sysfatal("can't init venti: %r");
-
- if(bcmem < maxblocksize * (mainindex->narenas + mainindex->nsects * 4 + 16))
- bcmem = maxblocksize * (mainindex->narenas + mainindex->nsects * 4 + 16);
- fprint(2, "initialize %d bytes of disk block cache\n", bcmem);
- initdcache(bcmem);
-
- clumpstats(mainindex);
-
- threadexitsall(0);
-}