Can mogilefs replicate (move) file to new host?
dormando
dormando at rydia.net
Thu Mar 22 16:51:24 UTC 2007
Hey,
*new* files you store into MogileFS will use all of your disks. When
adding new drives, MogileFS will not automatically rebalance all of its
files. This is normal :)
If you really want to spread the files around, there are some options.
-Dormando
feihu wrote:
> I hope u can understand me. My english is poor.
>
> I had one host and five device. my class mindevcount=2. Select from DB,
> I fount every file had been two devices. example:
>
> mysql> select * from file_on where fid=128238;
> +--------+-------+
> | fid | devid |
> +--------+-------+
> | 128238 | 3 |
> | 128238 | 4 |
> +--------+-------+
>
> now, I add one new host and fieve device. and make them all alive.
> can mogilefs auto replicate (move) file to the new host and device?
> I found NOT.
>
> $ mogadm device list
> fs_1_1 [1]: alive
> used(G) free(G) total(G)
> dev1: dead 0.328 8.840 9.168 ==>> this system disk.So I mark it dead. none file be on it
> dev2: alive 3.363 290.047 293.410
> dev3: alive 3.341 290.069 293.410
> dev4: alive 3.329 290.081 293.410
> dev5: alive 3.361 290.049 293.410
> dev6: alive 3.354 290.057 293.410
>
> fs_1_2 [2]: alive
> used(G) free(G) total(G)
> dev10: alive 0.187 293.224 293.410
> dev11: alive 0.187 293.224 293.410
> dev12: alive 0.187 293.224 293.410
> dev8: alive 0.187 293.224 293.410
> dev9: alive 0.187 293.224 293.410
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