Recent linux kernels have a feature called Address Space Layout Randomization (ASLR).ASLR is a feat ...
客户反馈数据库宕机: 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 推荐指数:
Recent linux kernels have a feature called Address Space Layout Randomization (ASLR).ASLR is a feat ...
今天早上系统突然挂掉,查看数据库发现数据库内存使用完了,然后看trace日志发现: os thread scheduling delay history: (sampling every 1.000 ...
原因在hadoop-daemon.sh找不到pid文件了 pid文件一般默认存放在/tmp,而服务器会定期清理/tmp 首先关闭hadoop 通过修改hadoop-daemon.sh 改变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 问题 在OpenStack里尝试从Image里启动一个实例时,选择创建新卷 ...
解决办法 在nova.conf中有一个控制卷设备重试的参数:block_device_allocate_retries,可以通过修改此参数延长等待时间。该参数默认值为60,这个对应了之前实例创建失败 ...
服务器出现CPU占用100%,PHP-FPM日志不断显示 child xxx exited on signal 15 (SIGTERM) after xxx seconds from start child xxx started child xxx exited with code ...
监控作业发现一台服务器(Red Hat Enterprise Linux Server release 5.7)从凌晨1:32开始,有一小段时间无法响应,数据库也连接不上,后面又正 ...