diff options
| -rw-r--r-- | rts/sm/BlockAlloc.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/rts/sm/BlockAlloc.c b/rts/sm/BlockAlloc.c index bf0c5e6a3b..0b8955c8fb 100644 --- a/rts/sm/BlockAlloc.c +++ b/rts/sm/BlockAlloc.c @@ -345,8 +345,9 @@ allocGroup (nat n) } if (ln == MAX_FREE_LIST) { -#if 0 - if (((W_)mblocks_allocated * MBLOCK_SIZE_W - (W_)n_alloc_blocks * BLOCK_SIZE_W) > (1024*1024)/sizeof(W_)) { +#if 0 /* useful for debugging fragmentation */ + if ((W_)mblocks_allocated * BLOCKS_PER_MBLOCK * BLOCK_SIZE_W + - (W_)((n_alloc_blocks - n) * BLOCK_SIZE_W) > (2*1024*1024)/sizeof(W_)) { debugBelch("Fragmentation, wanted %d blocks:", n); RtsFlags.DebugFlags.block_alloc = 1; checkFreeListSanity(); |