Is there a way of identifying the file that's affected from the fsbn? Because it's the boot partition and the server is far away I need to be sure the machine will come up in multi-user mode if I have to reboot.
-- Steve Blinkhorn <st...@prd.co.uk> You wrote: > > On Tue, Sep 05, 2017 at 05:35:07PM +0000, Steve Blinkhorn wrote: > > I have discovered a problem on a live server (i386) I run - this > > is filling up /var/log/messages so that it has turned over more than > > 10 times today. > > > > The message: > > > > Sep 5 16:56:49 trafalgar /netbsd: wd0a: error reading fsbn 1005056 of > > 1005056-1005087 (wd0 bn 1005119; cn 997 tn 2 sn 17), retrying > > Sep 5 16:56:49 trafalgar /netbsd: wd0: (uncorrectable data error) > > > > The fsbn is mostly 1005056 but sometimes 1005086. > > > > Server response time is impacted. > > > > I've never had, so never tackled, this kind of issue before. Advice > > much appreciated. > > 1) backup your data ;-) > 2) check the drive's SMART status with atactl smart status > 3) try to write to the affected sectors, that usually will cause the drive > to remap it (if it still has spares available) > > Martin >