Warning: session_start(): open(/var/lib/php/sessions/sess_ovfc2sl3e4abp4i23b8p1tkpuo, O_RDWR) failed: No space left on device (28) in /var/www/tb-usercake/models/config.php on line 51

Warning: session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in /var/www/tb-usercake/models/config.php on line 51
static Runnable rOnceAtATimeOnly(Runnable r) { if (r == null) null; new AtomicBool running; ret r { if (!running.compareAndSet(false, true)) ret; try { r.run(); } finally { running.set(false); } }; }