Truncated output when writing to a pipe using sendfile

[Gianni Ceccarelli]

On 2022-05-07 Filips R <frfilips at gmail.com> wrote:
> Looks like the sendfile call comes from cache.c:95 -
> https://git.zx2c4.com/cgit/tree/cache.c?h=v1.2.3&id=55fa25adb097d2681607d8b0f51a0c393cc9af1a#n95
> 
> senfile(2) says that a successful call may write fewer bytes than
> requested; the caller should be prepared to retry the call if there
> were unsent bytes

Looks like the same issue as
https://www.mail-archive.com/cgit@lists.zx2c4.com/msg03158.html

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