本案例来自东区某金融客户,数据库版本为19c,故障现象为备库每天早上8点40左右,备库的LGWR都会被阻塞。从而其他应用因为请求不到instance lock也被LGWR阻塞,让客户在第二天重现的时候收集了systemstate dump进行分析。
ACD Active Change Directory AMDU ASM asm disk ASM恢复 asm文件 asm磁盘头 AT bbed bct block prefetch CBO COD Continuing Operations Directory crash Disk directory disk header drop database EXADATA file directory filter FST gc buffer busy acquire gdb Goldengate JPPD ksfqpn LGWR library cache lock ogg ohasd ORA-00600[4193] ORA-00600[16703] ORA-04030 ORA-04031 ORA-15042 PST rac rebalance row cache lock smon truncate view merge 磁盘组无法mount
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