lotus-miner 元数据备份

备份元数据

• 设置环境变量，重启 lotus-miner

export LOTUS_BACKUP_BASE_PATH=/root/lotus-miner_backup

• 备份元数据

# lotus-miner backup /root/lotus-miner_backup/backup.cbor
Success

• 拷贝配置文件 config.toml config.toml

cd $LOTUS_MINER_PATH

cp config.toml storage.json /root/lotus-miner_backup/

cp $LOTUS_MINER_PATH/{config.toml,storage.json} $LOTUS_BACKUP_BASE_PATH

# ls lotus-miner_backup/
backup.cbor  config.toml  storage.json

恢复

• 在另外一个节点恢复
• 拷贝到$LOTUS_MINER_PATH目录下

cp config.toml storage.json /nfstore/miner/

• 拷贝扇区数据store
• 修改扇区路径

vim storage.json

• 修改IP地址

vim config.toml

• 开始恢复

lotus-miner init restore backup.cbor

运行矿工

nohup lotus-miner run >> /var/log/miner/miner.log 2>&1 &

–offline 离线备份

# lotus-miner stop

# mkdir miner-backup_04012

# cp -r $LOTUS_MINER_PATH /seal/miner-backup_04012

# lotus-miner backup --offline /seal/miner-backup_04012/2022-04-12/backup.cbor
2022-04-12T00:35:03.257+0800	INFO	backupds	backupds/datastore.go:75	Starting datastore backup
2022-04-12T00:35:05.085+0800	INFO	backupds	backupds/datastore.go:130	Datastore backup done

# cp config.toml storage.json /seal/miner-backup_04012/2022-04-12

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参考：

1. lotus-miner 元数据备份