stream: staging multiple stream/iter performance improvements - #66504

# 0f62af5544e11de6bd4254cbcf6469fff6fee340 ok 1 assisted-by-is-trailer: Assisted-by is a trailer ok 2 co-authored-by-is-trailer: no Co-authored-by metadata ok 3 fixes-url: skipping fixes-url # SKIP ok 4 line-after-title: blank line after title ok 5 line-length: line-lengths are valid not ok 6 signed-off-by: Commit must have a "Signed-off-by" trailer () --- { found: '', compare: '===', wanted: '', at: { line: 0, column: 0, body: [ '', 'When writer() was created without a `start` offset, every write() and', "writev() call targeted the file descriptor's current position, and", 'nothing prevented several of them from being in flight at once.', 'Overlapping un-awaited writes then raced on the shared file offset', '(and partial writes were completed in follow-up syscalls), silently', 'writing data at the wrong offsets while the reported byte count and', 'the final file size still looked correct.', '', 'Issue async writes one at a time, in call order. A write that is still', 'queued when the writer fails, or whose signal aborts while it is', 'queued, is no longer started.', '', 'Assisted-by: OpenCode' ] } } ... ok 7 subsystem: valid subsystems [fs] ok 8 title-format: Title is formatted correctly. ok 9 title-length: Title is <= 50 columns. 0..9 # tests 9 # pass 7 # fail 1 # Please review the commit message guidelines: # https://github.com/nodejs/node/blob/HEAD/doc/contributing/pull-requests.md#commit-message-guidelines npm warn deprecated tap@16.3.10: Versions of tap before v18 are no longer maintained. Please upgrade. npm warn deprecated rimraf@3.0.2: Rimraf versions prior to v4 are no longer supported npm warn deprecated inflight@1.0.6: This module is not supported, and leaks memory. Do not use it. Check out lru-cache if you want a good and tested way to coalesce async requests by a key value, which is much more comprehensive and powerful. npm warn deprecated glob@7.2.3: Glob versions prior to v9 are no longer supported npm warn deprecated @humanwhocodes/config-array@0.13.0: Use @eslint/config-array instead npm warn deprecated @humanwhocodes/object-schema@2.0.3: Use @eslint/object-schema instead npm warn deprecated libtap@1.4.1: This library is no longer used by node-tap, and is unmaintained. npm warn deprecated eslint@8.57.1: This version is no longer supported. Please see https://eslint.org/version-support for other options.