-a Display all values currently available.
修改值 /etc/sysctl.conf file.
fs.aio-max-nr = 1048576
After you have done so you can activate your settings by executing the following command:
sysctl -p /etc/sysctl.conf
The current aio pending operations shows on /proc/sys/fs/aio-nr, the maximum is on /proc/sys/fs/aio-max-nr, if you are hitting the maximum AIO try to increase it, we set this to 1000000 here on /etc/sysctl.conf (fs.aio-max-nr = 1000000).
This man is too old to remember everything in his brain. Right now, he needs a place to write down what he has studied.
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