Re: [zfs-discuss] Impact of L2ARC device failure and SSD recommendations

2011-06-12 Thread Edmund White
On 6/12/11 7:25 PM, "Richard Elling" wrote: >>> >> >> Here's the timeline: >> >> - The Intel X25-M was marked "FAULTED" Monday evening, 6pm. This was not >> detected by NexentaStor. > >Is the volume-check runner enabled? All of the check runner results are >logged in >the report database and

Re: [zfs-discuss] Impact of L2ARC device failure and SSD recommendations

2011-06-12 Thread Richard Elling
On Jun 12, 2011, at 5:04 PM, Edmund White wrote: > On 6/12/11 6:18 PM, "Jim Klimov" wrote: >> 2011-06-12 23:57, Richard Elling wrote: >>> >>> How long should it wait? Before you answer, read through the thread: >>> http://lists.illumos.org/pipermail/developer/2011-April/001996.html >>> Then a

Re: [zfs-discuss] Impact of L2ARC device failure and SSD recommendations

2011-06-12 Thread Edmund White
On 6/12/11 6:18 PM, "Jim Klimov" wrote: >2011-06-12 23:57, Richard Elling wrote: >> >> How long should it wait? Before you answer, read through the thread: >> http://lists.illumos.org/pipermail/developer/2011-April/001996.html >> Then add your comments :-) >> -- richard > >But the point o

Re: [zfs-discuss] Impact of L2ARC device failure and SSD recommendations

2011-06-12 Thread Richard Elling
On Jun 12, 2011, at 4:18 PM, Jim Klimov wrote: > 2011-06-12 23:57, Richard Elling wrote: >> >> How long should it wait? Before you answer, read through the thread: >> http://lists.illumos.org/pipermail/developer/2011-April/001996.html >> Then add your comments :-) >> -- richard > > Interes

Re: [zfs-discuss] Impact of L2ARC device failure and SSD recommendations

2011-06-12 Thread Jim Klimov
2011-06-12 23:57, Richard Elling wrote: How long should it wait? Before you answer, read through the thread: http://lists.illumos.org/pipermail/developer/2011-April/001996.html Then add your comments :-) -- richard Interesting thread. I did not quite get the resentment against a tuna

Re: [zfs-discuss] Impact of L2ARC device failure and SSD recommendations

2011-06-12 Thread Richard Elling
On Jun 11, 2011, at 9:26 AM, Jim Klimov wrote: > 2011-06-11 19:15, Pasi Kärkkäinen пишет: >> On Sat, Jun 11, 2011 at 08:35:19AM -0500, Edmund White wrote: >>>I've had two incidents where performance tanked suddenly, leaving the VM >>>guests and Nexenta SSH/Web consoles inaccessible and req

Re: [zfs-discuss] Impact of L2ARC device failure and SSD recommendations

2011-06-12 Thread Richard Elling
On Jun 11, 2011, at 6:35 AM, Edmund White wrote: > Posted in greater detail at Server Fault - > http://serverfault.com/q/277966/13325 > Replied in greater detail at same. > I have an HP ProLiant DL380 G7 system running NexentaStor. The server has > 36GB RAM, 2 LSI 9211-8i SAS controllers (no S

Re: [zfs-discuss] Impact of L2ARC device failure and SSD recommendations

2011-06-12 Thread Pasi Kärkkäinen
On Sat, Jun 11, 2011 at 08:26:34PM +0400, Jim Klimov wrote: > 2011-06-11 19:15, Pasi Kärkkäinen ??: >> On Sat, Jun 11, 2011 at 08:35:19AM -0500, Edmund White wrote: >>> I've had two incidents where performance tanked suddenly, leaving the VM >>> guests and Nexenta SSH/Web consoles i

Re: [zfs-discuss] Impact of L2ARC device failure and SSD recommendations

2011-06-11 Thread Jim Klimov
2011-06-11 19:15, Pasi Kärkkäinen пишет: On Sat, Jun 11, 2011 at 08:35:19AM -0500, Edmund White wrote: I've had two incidents where performance tanked suddenly, leaving the VM guests and Nexenta SSH/Web consoles inaccessible and requiring a full reboot of the array to restore functio

Re: [zfs-discuss] Impact of L2ARC device failure and SSD recommendations

2011-06-11 Thread Edmund White
So, can this be fixed in firmware? How can I determine if the drive is actually bad? -- Edmund White ewwh...@mac.com On 6/11/11 10:15 AM, "Pasi Kärkkäinen" wrote: >On Sat, Jun 11, 2011 at 08:35:19AM -0500, Edmund White wrote: >>Posted in greater detail at Server Fault >>- [1]http://s

Re: [zfs-discuss] Impact of L2ARC device failure and SSD recommendations

2011-06-11 Thread Pasi Kärkkäinen
On Sat, Jun 11, 2011 at 08:35:19AM -0500, Edmund White wrote: >Posted in greater detail at Server Fault >- [1]http://serverfault.com/q/277966/13325 > >I have an HP ProLiant DL380 G7 system running NexentaStor. The server has >36GB RAM, 2 LSI 9211-8i SAS controllers (no SAS expander

[zfs-discuss] Impact of L2ARC device failure and SSD recommendations

2011-06-11 Thread Edmund White
Posted in greater detail at Server Fault - http://serverfault.com/q/277966/13325 I have an HP ProLiant DL380 G7 system running NexentaStor. The server has 36GB RAM, 2 LSI 9211-8i SAS controllers (no SAS expanders), 2 SAS system drives, 12 SAS data drives, a hot-spare disk, an Intel X25-M L2ARC c