`<div dir="ltr">Hi Dan,<div><br></div><div>No, I do not have a L2ARC on this server. This server is use to receive "zfs send" and so I have a very large zfs filesystem.</div><div><br></div><div>Should I cancel the scrub and try the method that John suggest?</div><div><br></div><div>Regards.</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Dec 4, 2015 at 11:42 PM, Dan McDonald <span dir="ltr"><<a href="mailto:danmcd@omniti.com" target="_blank">danmcd@omniti.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class=""><br>
> On Dec 4, 2015, at 4:38 AM, Lawrence Giam <<a href="mailto:paladinemishakal@gmail.com">paladinemishakal@gmail.com</a>> wrote:<br>
><br>
> Hi All,<br>
><br>
> I have a problem here is that I am upgrading my server OS from OpenIndiana 151a7 to OmniOS R151014. While working on the upgrade, I have detached the sas expander from the main chassis and the installation was proceeding fine.<br>
><br>
> When the upgrade is done, I connect back the SAS expander. I have 2 pool which one is on the main chassis and the other one is on the SAS expander. When I was trying to import the pool on the main chassis, the system core dump and rebooted.<br>
<br>
</span>I've seen this stack before:<br>
<span class=""><br>
> After a while, the system core dump again<br>
> ffffff003ee4a170 unix:die+df ()<br>
> ffffff003ee4a280 unix:trap+db3 ()<br>
> ffffff003ee4a290 unix:cmntrap+e6 ()<br>
> ffffff003ee4a3d0 zfs:zap_leaf_lookup_closest+45 ()<br>
> ffffff003ee4a470 zfs:fzap_cursor_retrieve+bb ()<br>
> ffffff003ee4a510 zfs:zap_cursor_trtrieve+11e ()<br>
> ffffff003ee4a700 zfs:zfs_purgedir+67 ()<br>
> ffffff003ee4a750 zfs:zfs_rmnode+202 ()<br>
> ffffff003ee4a790 zfs:zfs_zinactive+e8 ()<br>
> ffffff003ee4a7f0 zfs:zfs_inactive+75 ()<br>
> ffffff003ee4a850 genunix:fop_inactive+76 ()<br>
> ffffff003ee4a880 genunix:vn_rele+82 ()<br>
> ffffff003ee4aa70 zfs:zfs_unlinked_drain++aa ()<br>
> ffffff003ee4aab0 zfs:zfsvfs_setup+e8 ()<br>
> ffffff003ee4ab10 zfs:zfs_domount+131 ()<br>
> ffffff003ee4ac40 zfs:zfs_mount+24f ()<br>
> ffffff003ee4ac70 genunix:fsop_mount+1e ()<br>
> ffffff003ee4ad70 genunix:domount+86b ()<br>
> ffffff003ee4ae80 genunix:mount+167 ()<br>
> ffffff003ee4aec0 genunix: syscall_ap+94 ()<br>
> ffffff003ee4af10 unix:brand_sys_sysenter+1c9 ()<br>
<br>
</span>Tell me, do you have an L2ARC on this pool?<br>
<br>
And John's suggestion is a very good one: Boot the 016 ISO, and see if a vanilla "zpool import <big-pool>" causes problems.<br>
<span class="HOEnZb"><font color="#888888"><br>
Dan<br>
<br>
<br>
</font></span></blockquote></div><br></div>
`