'전체 글'에 해당되는 글 96건

How to reference

https://docs.mongodb.com/manual/reference/command/convertToCapped/

But,
1. This command makes db global lock while end this command. It takes several minutes or more according to how many data is stored.
2. This command will remove all indexes of target collection

1. find all disk attached to this machine
    sudo fdisk -l
    Disk /dev/xvda: 8589 MB, 8589934592 bytes, 16777216 sectors
    ..
    Disk /dev/nvme0n1: 950.0 GB, 950000000000 bytes, 1855468750 sectors
    ..

2. select target to make as a /data folder
    "/dev/nvme0n1"

3. format disk to xfs filesystem
    sudo mkfs -t xfs /dev/nvme0n1

4. mount disk to /data folder
    sudo mkdir -p /data
    sudo mount /dev/nvme0n1 /data
    check mounted disk list: df -TH

5. give permission to mongod user
    sudo chown mongod:mongod /data