adventures in zfs

General Information, Solaris, ZFS

Let me preface this article by stating that this issue is NOT a ZFS issue or a Solaris issue. Previously I documented a issue in which the Crucial M4 SSD would “hesitate” causing ZFS to see it as faulted. This was promptly fixed in v0002 of their firmware. That issue…

General Information, How To, Solaris, ZFS

Adventures in ZFS: Time Slider is not Expiring Snapshots on Imported Zpools

matthew.mattoon

September 6, 2011

A few days ago someone contacted me with an interesting issue with regards to the ZFS automatic snapshots, facilitatedby the time slider service. The Situation OpenSolaris machine with zpool exported. Time slider was working prior to export. Solaris 11 Express fresh install with zpool imported. The Symptoms Basically the core…

Fibre Channel, How To, Solaris, ZFS

Adventures in ZFS: Configuring Fibre Channel Targets

matthew.mattoon

August 24, 2011

In our environment ZFS has become a critical component of our Storage Infrastructure. We have been able to provision Fibre Channel storage from our ZFS file systems which give us the benefit of data integrity, deduplication, performance through use of the ARC, L2ARC, and ZIL as needed. Additionally the real…

General Information, Solaris, ZFS

Adventures in ZFS: Timestamps Ruined My Rsync

matthew.mattoon

August 22, 2011

So let me start out by saying… This isn’t so much of a problem with ZFS, as it is just a problem with the tools available in Solaris (not to mention whatever device actually screwed up the timestamp in the first place). But so here is the story. We have…

General Information, Solaris, ZFS

Adventures in ZFS: Faulted Cache Devices

matthew.mattoon

August 15, 2011

We recently had an issue with Crucial M4 Solid State Disks when using them with ZFS on Solaris 11 Express (snv_151a). Basically the disks were showing a whole bunch of write errors and had been “FAULTED” by ZFS. Now to make this problem even worse when we tried to zfs…

Page 3 of 3«1 23