Recent linux kernels have a feature called Address Space Layout Randomization (ASLR).ASLR is a feat ...
客戶反饋數據庫宕機: 查看alert日志: 查看trc文件 u app oracle diag rdbms ecology ecology trace ecology cjq .trc : : . Process diagnostic dump for J , OS id os thread scheduling delay history: sampling every . secs . sec ...
2020-06-12 11:05 0 694 推薦指數:
Recent linux kernels have a feature called Address Space Layout Randomization (ASLR).ASLR is a feat ...
今天早上系統突然掛掉,查看數據庫發現數據庫內存使用完了,然后看trace日志發現: os thread scheduling delay history: (sampling every 1.000 ...
原因在hadoop-daemon.sh找不到pid文件了 pid文件一般默認存放在/tmp,而服務器會定期清理/tmp 首先關閉hadoop 通過修改hadoop-daemon.sh 改變pid ...
0 after 47575.960999 seconds from start [27-May-20 ...
did not finish being created even after we waited 189 seconds or 61 attempts. And its status is downloading 問題 在OpenStack里嘗試從Image里啟動一個實例時,選擇創建新卷 ...
解決辦法 在nova.conf中有一個控制卷設備重試的參數:block_device_allocate_retries,可以通過修改此參數延長等待時間。該參數默認值為60,這個對應了之前實例創建失敗 ...
服務器出現CPU占用100%,PHP-FPM日志不斷顯示 child xxx exited on signal 15 (SIGTERM) after xxx seconds from start child xxx started child xxx exited with code ...
監控作業發現一台服務器(Red Hat Enterprise Linux Server release 5.7)從凌晨1:32開始,有一小段時間無法響應,數據庫也連接不上,后面又正 ...