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baber
Expert
Expert

increase disk during replication

Dear all

Hi

if i want change disk size during replication vm Are below steps correct ?

1 - stop replication

2 - power off source machine

3 - change size of disk on source VM

4 - power on source machine

5 - start replication

will be automatically destination vm disk increase ?

BR

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23 Replies
baber
Expert
Expert

i had do test with 2 mode:

1 - my disk size was 85G and do first replication job it take 8min

2 - rename replication folder on replica site

then stop replication job

then increase disk size on protected site

then increase disk size on replica size with command vmkfstools -X 95G vm.vmdk

finally create replication job and use seeds and in this mode also it take 8min now i want to know why in second mode it take 8 min like first mode ? because in second mode i used seed

what is the problem now ?

BR

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admin
Immortal
Immortal

You are saying the initial replication did not use seed disks? That's surprising. I know the checksum can take quite a while but I would expect that replication using seed would be quicker. Otherwise what is the point of using seeds? Maybe the difference is more noticable in larger VMDK, or if there is greater number of active replications.

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baber
Expert
Expert

is that your means using from seeds will be sense in large vmdk files such as 500-600G ??????

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admin
Immortal
Immortal

I really don't know. Like I said, we would expect initial full sync time to be improved when seeds are used. I just suggested a couple of possible reasons why that was not observed in your case, but it's really just a guess.

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