diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/utils/sort/tuplesort.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/backend/utils/sort/tuplesort.c b/src/backend/utils/sort/tuplesort.c index 46eecbf942f..baf87b3cdfc 100644 --- a/src/backend/utils/sort/tuplesort.c +++ b/src/backend/utils/sort/tuplesort.c @@ -2669,8 +2669,8 @@ mergeruns(Tuplesortstate *state) (state->availMem) / 1024, numInputTapes); #endif - state->read_buffer_size = Min(state->availMem / numInputTapes, 0); - USEMEM(state, state->availMem); + state->read_buffer_size = Max(state->availMem / numInputTapes, 0); + USEMEM(state, state->read_buffer_size * numInputTapes); /* End of step D2: rewind all output tapes to prepare for merging */ for (tapenum = 0; tapenum < state->tapeRange; tapenum++) |