When a snapshot is created, its space is initially shared between the snapshot and the file system, and possibly with previous snapshots. As the file system changes, space that was previously shared becomes unique to the snapshot, and thus is counted in the snapshot'susedproperty. Additionall...
# zfs set com.sun:auto-snapshot=false rpool/export # zfs set com.sun:auto-snapshot:weekly=true rpool/export Change the frequency of a given snapshot schedule from the command line. For example: # svccfg -s svc:/system/filesystem/zfs/auto-snapshot:frequent setprop zfs/period = 30 # sv...
zfs snapshot rpool/ROOT/pve-1@名稱 建立快照並帶日期: 選填-r 遞迴目錄 zfs snapshot -r rpool/ROOT/pve-1@`date -u +%Y%m%d` 回滾快照: 選填 -r 請看備註連結使用 zfs rollback rpool/ROOT/pve-1@名稱 刪除快照: zfs destroy rpool/ROOT/pve-1@名稱 顯示快照清單: zfs list -t snapshot Datase...
# zpool create rzpool raidz2 disk1 disk2 disk3 disk4 disk5 spare disk6 # zfs snapshot -r tank/old_data@date # zfs send -Rv tank/old_data@date | ssh sys-B zfs receive -o compression=on rzpool/oldtankdata # zfs destroy -r tank/old_data@date Note: You must be configured to ...
time0=$((`date +%s`-21600)) #create snapshot for mypool /sbin/zfs snapshot -r mypool@snapshot-`date '+%F-%H-%M-%S'`-`date +%s` #delete snapshot >6h /sbin/zfs list -t snapshot mypool -r |grep "@"|awk '{print $1}' >delete_list1 ...
zfs set reservation=<size> <file-name>/<username> 5.ZFS快照 创建快照 zfs snapshot <file-name>-date 恢复快照 zfs rollback <file-name>-date 6. ZFS数据迁移 旧的数据导出 zpool export <oldfile-name> 数据导入 zpool import <newfile-name>...
(actually, by the 'createtxg' ZFS property, which serves the same purpose but is more precise). The rank position of a snapshot is the zero-based integer position of the snapshot within that sorted list. A rank consist of the word 'oldest' or 'latest', followed by a non-negative ...
# zfs snapshot datapool/bob@original # zfs clone datapool/bob@original datapool/newbob # zfs clone datapool/bob@original datapool/newfred # zfs clone datapool/bob@original datapool/newpat # zfs clone datapool/bob@original datapool/newjoe Let's use zfs list to get a better idea of wh...
STIME=`date+%F%T`1.zfssnapshotzp1/pg_root@$STIME2.zfssnapshotzp1/tbs1@$STIME3.zfssnapshotzp1/tbs2@$STIME 验证 验证一下这种方法的有效性 还记得我以前写过一篇使用老的控制文件来恢复一个异常的standby吗? 某数据库的流复制standby因为主库产生的XLOG过多, 延迟后触发了recovery.conf的restore命令,...
$ sudo zfs snapshot rpool/ROOT/zfsroot@initial $ zfs list -t snapshot NAME USED AVAIL REFER MOUNTPOINT rpool/ROOT/zfsroot@initial 3.01M - 6.18G - $ sudo zfs destroy rpool/ROOT/zfsroot@initialRollbackTo do a full disk rollback, first requires that the root file system get unmounted as...