diff options
| author | Peter Zhu <[email protected]> | 2025-06-11 13:59:38 -0400 |
|---|---|---|
| committer | Peter Zhu <[email protected]> | 2025-06-12 10:02:44 -0400 |
| commit | d55c463d563800311d6dab23edeec16abd45068d (patch) | |
| tree | 096c816a62fe10435d35fa938b780bcad116325a | |
| parent | a74c38520844252b0308c434173058efbdb06054 (diff) | |
Fix memory leak of Ractor basket when sending to closed Ractor
The following script leaks memory:
r = Ractor.new { }
r.value
10.times do
100_000.times do
r.send(123)
rescue Ractor::ClosedError
end
puts `ps -o rss= -p #{$$}`
end
Before:
18508
25420
32460
40012
47308
54092
61132
68300
75724
83020
After:
11432
11432
11432
11432
11432
11432
11432
11432
11432
11688
Notes
Notes:
Merged: https://github.com/ruby/ruby/pull/13590
| -rw-r--r-- | ractor_sync.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/ractor_sync.c b/ractor_sync.c index 0fcc293504..204c800a06 100644 --- a/ractor_sync.c +++ b/ractor_sync.c @@ -1197,6 +1197,7 @@ ractor_send_basket(rb_execution_context_t *ec, const struct ractor_port *rp, str RUBY_DEBUG_LOG("closed:%u@r%u", (unsigned int)ractor_port_id(rp), rb_ractor_id(rp->r)); if (raise_on_error) { + ractor_basket_free(b); rb_raise(rb_eRactorClosedError, "The port was already closed"); } } |