问题:
我在Ubuntu 18.04.3上,并使用/etc/systemd/system/multi-user中配置,在启动时通过mongo-data正确安装zfs卷。
[Unit]
Description=ZFS startup target
[Install]
WantedBy=multi-user.target
问题是这种情况在mongod服务启动后发生,从而使mongod失败。
[Unit]
Description=MongoDB Database Server
Documentation=https://docs.mongodb.org/manual
After=network.target
[Service]
User=root
Group=root
EnvironmentFile=-/etc/default/mongod
ExecStart=/usr/bin/mongod --config /etc/mongod.conf
PIDFile=/var/run/mongodb/mongod.pid
# file size
LimitFSIZE=infinity
# cpu time
LimitCPU=infinity
# virtual memory size
LimitAS=infinity
# open files
LimitNOFILE=64000
# processes/threads
LimitNPROC=64000
# locked memory
LimitMEMLOCK=infinity
# total threads (user+kernel)
TasksMax=infinity
TasksAccounting=false
Restart=always
# Recommended limits for for mongod as specified in
# http://docs.mongodb.org/manual/reference/ulimit/#recommended-settings
[Install]
WantedBy=multi-user.target
答案1:
你需要使用RequiresMountsFor;
man systemd.directives
例如,该选项类似于RequiresMountsFor = [mountpoint]
RequiresMountsFor=/zfsmount
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