ORA-00270: error creating archive log
FAL[server, ARC1]: FAL archive failed, see trace file.
Errors in file c:\app\administrator\diag\rdbms\jzh\jzh\trace\jzh_arc1_5680.trc:
ORA-16055: FAL request rejected
ARCH: FAL archive failed. Archiver continuing
Errors in file c:\app\administrator\diag\rdbms\jzh\jzh\trace\jzh_arc4_5028.trc:
ORA-00270: error creating archive log
Archived Log entry 265749 added for thread 1 sequence 215193 ID 0xc02abe9 dest 1:
FAL[server, ARC4]: FAL archive failed, see trace file.
Errors in file c:\app\administrator\diag\rdbms\jzh\jzh\trace\jzh_arc4_5028.trc:
ORA-16055: FAL request rejected
ARCH: FAL archive failed. Archiver continuing
以上错误初步判断是DG出了问题，于是检查trace文件，发现归档日志无法传送至备库，登
陆备库就发现磁盘还剩16M，由于客户备库只做测试用处，并且已经测试完成，因此处理方法是：
1.将LOG_ARCHIVE_DEST_STATE_2设置为DEFER；
2.将备库shutdown。