ACD Active Change Directory AMDU ASM asm disk ASM恢复 asm文件 asm磁盘头 AT bbed block prefetch CBO COD Continuing Operations Directory crash Disk directory disk header drop database EXADATA file directory filter FST gc buffer busy acquire gdb JPPD ksfqpn LGWR library cache lock ogg ohasd ORA-00600[4193] ORA-00600[16703] ORA-04030 ORA-04031 ORA-15042 Predicate Move-Around PST push subquery rac rebalance row cache lock smon truncate view merge 磁盘组无法mount
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月归档:2022年08月
案例:redo损坏利用隐藏参数强制open报错ORA-07445
本案例来自西区某客户,数据库版本为11.2.0.1,由于redo损坏需要通过隐藏 … 继续阅读
案例:troubleshooting LCK PROCESS HANG CAUSING ENTIRE DATABASE TO HANG
本案例来自西区某客户,数据库版本为12.2,6节点rac,当时应用反应异常缓慢。 … 继续阅读