On disk的ZIL和txg唯一的关系是,在确定txg commit了之后ZIL上的entry就可以删掉了。在操作中,当fsync到了ZIL上之后,写操作就完成返回了,不用等到实际磁盘上的fsync,提升了效率。 ARC cache是不能选raid模式的,默认就是分布式写入,并发式读取,多队列模式。但是SLOG是可以做raid的,据说SLOG做成双盘mirror是最好的...
zpool create mirror ...通过重复关键字的驱动器我们可以创建多个镜像。[root@li1467-130 ~]# zpool create -f mpool mirror sdc sdd mirror sde sdf [root@li1467-130 ~]# zpool status pool: mpool state: ONLINE scan: none requested config: NAME STATE READ WRITE CKSUM mpool ONLINE 0 0 0 mirror...
(Original failed disk c2t1d0 is physically replaced) # zpool add zeepool spare c2t1d0 # zpool status zeepool pool: zeepool state: ONLINE scrub: resilver completed after 0h0m with 0 errors on Wed Jan 20 13:48:46 2010 config: NAME STATE READ WRITE CKSUM zeepool ONLINE 0 0 0 mirror-...
Disk /dev/sda: 238.49 GiB,256060514304bytes,500118192sectors Disk model: TS256GSSD230S Units: sectors of1*512=512bytes Sector size(logical/physical):512bytes /512bytes I/O size(minimum/optimal):512bytes /512bytes Disklabel type: gpt Disk identifier: 43230B0E-61F4-4712-861B-E553B262439A ...
ls -l /dev/disk/by-partuuid/ 1. Step 3 - Create ZFS pool sudo zpool create -o ashift=12 -m /mypool mypool mirror /dev/disk/by-partuuid/abc123 /dev/disk/by-partuuid/xyz789 sudo zfs set atime=off mypool sudo zfs set compression=on mypool ...
mirror-0 ONLINE 0 0 0 sdd ONLINE 0 0 0 sdc ONLINE 0 0 0 errors: No known data errors 创建文件系统: #创建文件系统data_0root@ubuntu:~# zfs create diskz2/data_0#查看挂载root@ubuntu:~# df -hT |grep data_0 diskz2/data_0 zfs 9.3G 128K 9.3G 1% /diskz2/data_0#如果没有挂载,...
在pve的zfs上 创建的 mirror-0 故障 磁盘离线,显示 DEGRADED 状态。设备状态显示 removed状态。 解决流程 准备新的硬盘,关闭PVE当前节点并插入并替换损坏硬盘。(新硬盘容量相同) 开机在硬盘列表中检查新插入的硬盘识别与否。 在 磁盘选项卡中对新插入的硬盘进行GPT初始化。
mismatched replication level: both disk and mirror vdevs are present #zpool create tank mirror c1t0d0 c2t0d0 mirror c3t0d0 c4t0d0 c5t0d0invalid vdev specification use '-f' to override the following errors: mismatched replication level: 2-way mirror and 3-way mirror vdevs are present...
# zpool list datapool NAME SIZE ALLOC FREE CAP DEDUP HEALTH ALTROOT datapool 492M 89.5K 492M 0% 1.00x ONLINE - # zpool add datapool mirror disk3 disk4 # zpool status datapool pool: datapool state: ONLINE scan: none requested config: NAME STATE READ WRITE CKSUM datapool ONLINE 0 0 ...