update

@@ -13,7 +13,6 @@ use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\Redis;
 use Illuminate\Support\Facades\Schema;
 use Illuminate\Support\Str;
-
 /**
  *
  * Class SyncSubmitTask
@@ -30,19 +29,24 @@ class SyncSubmitTaskDistribution extends Command
     public function handle()
     {
         while (true) {
-            $len = Redis::llen('sync_submit_task');
-            if (!$len) {
-                $max_id = SyncSubmitTaskModel::orderBy('id', 'desc')->value('id');
-                if ($max_id > 2000000) {
-                    $this->backup();
-                } else {
-                    $tasks = SyncSubmitTaskModel::where('status', 0)->limit(100)->get();
-                    foreach ($tasks as $task) {
-                        $task->status = 3;
-                        $task->save();
-                        Redis::lpush('sync_submit_task', $task->id);
+            try {
+                $len = Redis::llen('sync_submit_task');
+                if (!$len) {
+                    $max_id = SyncSubmitTaskModel::orderBy('id', 'desc')->value('id');
+                    if ($max_id > 2000000) {
+                        $this->backup();
+                    } else {
+                        $tasks = SyncSubmitTaskModel::where('status', 0)->limit(100)->get();
+                        foreach ($tasks as $task) {
+                            $task->status = 3;
+                            $task->save();
+                            Redis::lpush('sync_submit_task', $task->id);
+                            $this->output('分发：' . $task->id);
+                        }
                     }
                 }
+            }catch (\Exception $e){
+                $this->output('异常：' . $e->getMessage());
             }
         }
     }