Mercurial > hg > nginx-quic
changeset 6240:6fce16b1fc10
Writing to some file systems can be interrupted.
At least such behavior was observed with CephFS, see:
http://mailman.nginx.org/pipermail/nginx/2015-July/048188.html.
author | Valentin Bartenev <vbart@nginx.com> |
---|---|
date | Wed, 02 Sep 2015 19:26:40 +0300 |
parents | 281863981d0b |
children | 387696b36c29 |
files | src/os/unix/ngx_files.c |
diffstat | 1 files changed, 12 insertions(+), 1 deletions(-) [+] |
line wrap: on
line diff
--- a/src/os/unix/ngx_files.c +++ b/src/os/unix/ngx_files.c @@ -264,6 +264,7 @@ ngx_write_chain_to_file(ngx_file_t *file u_char *prev; size_t size; ssize_t total, n; + ngx_err_t err; ngx_array_t vec; struct iovec *iov, iovs[NGX_IOVS]; @@ -335,10 +336,20 @@ ngx_write_chain_to_file(ngx_file_t *file file->sys_offset = offset; } +eintr: + n = writev(file->fd, vec.elts, vec.nelts); if (n == -1) { - ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, + err = ngx_errno; + + if (err == NGX_EINTR) { + ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err, + "writev() was interrupted"); + goto eintr; + } + + ngx_log_error(NGX_LOG_CRIT, file->log, err, "writev() \"%s\" failed", file->name.data); return NGX_ERROR; }