diff options
| author | Jakob Unterwurzacher | 2019-01-04 23:15:04 +0100 |
|---|---|---|
| committer | Jakob Unterwurzacher | 2019-01-04 23:15:04 +0100 |
| commit | 3473a8496387246e7666ee45c801486d8d70bc4f (patch) | |
| tree | 4887785d0ed87302ab57cb4c15d680d9daafe7b6 /internal/fusefrontend/fs.go | |
| parent | eff35e60b63331e3e10f921792baa10b236a721d (diff) | |
fusefrontend: print warning when Create() runs out of file descriptors
We alread have this warning in Open(), but xfstests generic/488
causes "too many open files" via Create. Add the same message so
the user sees what is going on.
Diffstat (limited to 'internal/fusefrontend/fs.go')
| -rw-r--r-- | internal/fusefrontend/fs.go | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/internal/fusefrontend/fs.go b/internal/fusefrontend/fs.go index af97333..f35fafd 100644 --- a/internal/fusefrontend/fs.go +++ b/internal/fusefrontend/fs.go @@ -255,6 +255,12 @@ func (fs *FS) Create(path string, flags uint32, mode uint32, context *fuse.Conte // Create content, normal (short) file name fd, err = syscallcompat.Openat(dirfd, cName, newFlags|syscall.O_CREAT|syscall.O_EXCL, mode) if err != nil { + // xfstests generic/488 triggers this + if err == syscall.EMFILE { + var lim syscall.Rlimit + syscall.Getrlimit(syscall.RLIMIT_NOFILE, &lim) + tlog.Warn.Printf("Create %q: too many open files. Current \"ulimit -n\": %d", cName, lim.Cur) + } return nil, fuse.ToStatus(err) } } |