Re: [zfs-discuss] 2 servers, 1 ZFS filesystem and corruptions

2008-01-28 Thread Niksa Franceschi
Thanks for all information.

We'll try to escalate the issue :)
 
 
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Re: [zfs-discuss] 2 servers, 1 ZFS filesystem and corruptions

2008-01-25 Thread Niksa Franceschi
Yes, the link explains quite well the issue we have.
Only difference is that server1 can be manually rebooted, and while it's still 
down I can mount ZFS pool on server2 even without -f option, and yet server1 
when booted up still mounts at same time.

Just one questiong though.
Is there any ETA when this patch may be available as official Solaris 10 patch?
 
 
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Re: [zfs-discuss] 2 servers, 1 ZFS filesystem and corruptions

2008-01-25 Thread Niksa Franceschi
Hi, 

pool wasn't exported.
server1 was rebooted (with ZFS on it).
During reboot ZFS (pool) was released, and I could import it on server2 (which 
I have done).
However, when server1 was booting up it imported pool and mounted ZFS 
filesystems even thou they were already imported and mounted on server2.

As I said, what is interesting - if both servers are up, I cannot import pool 
to other server, if it is on another.
However, if server is booted up it somehow avoids check if same pool is already 
imported on other server, which in the end leads to same pool being imported on 
both servers and corruption.
 
 
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[zfs-discuss] 2 servers, 1 ZFS filesystem and corruptions

2008-01-25 Thread Niksa Franceschi
Hi,

I have this setup:
2xSUN V440 servers with FC adapters, installed Solaris 10u4.

Both servers see one LUN on XP storage.
On that LUN is created ZFS filesystem (on server1).

If I export that ZFS filesystem on server1, I can import it on server2, and 
vice-versa.

If I have imported ZFS on server1 and try to import it on server2, it will fail 
(which is correct behavior).

However, if I export filesystem on server1, import it on server2 and reboot 
server1 - after reboot, server1 will import same ZFS filesystem that is at that 
point mounted on server2, and I get corruptions since both systems have same 
ZFS FS mounted at same time!

Is there any way to avoid such behavior - as this issue only arrizes at server 
reboot?
 
 
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