diff options
| -rw-r--r-- | src/rabbit_msg_store.erl | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/rabbit_msg_store.erl b/src/rabbit_msg_store.erl index e46d26645f..6f1a5e6b00 100644 --- a/src/rabbit_msg_store.erl +++ b/src/rabbit_msg_store.erl @@ -1478,8 +1478,9 @@ find_files_to_gc(FileSummaryEts, N, First) -> case Pairs of [] -> undefined; [Pair] -> Pair; - _ -> M = 1 + (N rem length(Pairs)), - lists:nth(M, Pairs) + _ -> Len = length(Pairs), %% The list is the wrong way + M = Len - (N rem Len), %% around, so subtract our N + lists:nth(M, Pairs) %% from its length end. find_files_to_gc(_FileSummaryEts, _N, #file_summary {}, [], Pairs) -> |