src/server/pfs/pfs.go
func IsCommitDeletedErr(err error) bool {
	if err == nil {
		return false
	}
	return commitDeletedRe.MatchString(grpcutil.ScrubGRPC(err).Error())
}
func IsCommitDeletedErr(err error) bool {
	if err == nil {
		return false
	}
	return commitDeletedRe.MatchString(grpcutil.ScrubGRPC(err).Error())
}
// IsCommitDeletedErr returns true if 'err' has an error message that matches
// ErrCommitDeleted