ORA-27090 Unable to reserve kernel resources for asynchronous disk I/O

目录

• 1 错误日志
• 2 解决方案

1 错误日志

Errors in file /oracle/gridbase/diag/asm/+asm/+ASM1/trace/+ASM1_ora_153360.trc:
ORA-27090: Unable to reserve kernel resources for asynchronous disk I/O
Additional information: 3
Additional information: 128
Additional information: 8

2 解决方案

改内核參数fs.aio-max-nr，设置值为3145728或以上。

# grep max-nr /etc/sysctl.conf
#fs.aio-max-nr = 1048576
fs.aio-max-nr = 3145728

修改参数后，执行如下命令生效。

# sysctl -p