Changeset 2264

Timestamp:

Nov 1, 2004, 5:30:04 PM (22 years ago)

Author:

jhoblitt

Message:

update disk lot info

Location:

trunk/doc/design

Files:

• hardware_mgt.tex (modified) (4 diffs)
• pics/ps1_ipp_cluster_timeline.ps (modified) ( previous)

trunk/doc/design/hardware_mgt.tex

@@ -153 +153 @@
 
 Approximately 4 months before the IPP Cluster needs to be fully operational the
-first lot of disks (600) shall be ordered.  The disks ordered should be the of
-the largest commonly avaiable capacity.  It is estimated that this will be
-400GB per disk when this stage is reached.  The disks maybe purchase lose or
-pre-installed in drive sleds if possible.  The disks most have a 3 year
+first of three lots of 600 disks shall be ordered.  The disks ordered should be
+of the highest capacity commonly avaiable.  It is estimated that this will be
+400GB per disk when this stage is reached.  The disks maybe purchased loose or
+pre-installed in drive sleds if possible.  The disks must have a 3 year
 warrenty either from the OEM or the disk manufacturer.  There will be a slack
-period of approximately 2-3 months while the purchase is approved and delivery
+period of approximately two months while the purchase is approved and delivery
 is completed.
 
@@ -166 +166 @@
 are re-run.  If the $1^{st}$ lot of disks are purcashed lose they will be
 concurrently mounted into drive sleds, the disk mounting should take
-approximately 50 hours of labor.  The new disks shall then be run through the
-IPP Storage Test Plan.
+approximately 50 hours of labor.  The new disks should be installed in sets of
+12 on a single RAID controller in nodes [ipp000..ipp049].  The new disks shall
+then be run through the IPP Storage Test Plan.
+
+\begin{figure}
+\begin{center}
+\resizebox{5in}{!}{
+\includegraphics[angle=0]{pics/ps1_ipp_storage_lots.ps}
+}
+\caption{ \label{lots} Disk Lots}
+\end{center}
+\end{figure}
 
 \subsection{Production}
@@ -174 +184 @@
 includes replacing failed or about to fail disks, memory and other hardware
 components.  The cluster will need to be checked daily for disks in need of
-replacement. New operating system images and software will need to be
-installed on the cluster as needed.  Additionally, there will be two new lots
-of disks purchased that shall be passed through the IPP Storage Test Plan.
-The production phase will last approximately two years.
-
-\subsubsection{disks ordered}
-
-The $2^{nd}$ lot of storage disks are ordered, installed and tested.
-
-\subsubsection{disks ordered}
-
-The $3^{rd}$ lot of storage disks are ordered, installed and tested.
+replacement.  Occasionaly, new operating system images and software will need
+to be installed on the cluster.  Additionally, there will be two new lots of
+disks purchased in this phase that will be passed through the IPP Storage Test
+Plan.  The production phase will last approximately two years.
+
+\subsubsection{2nd Disk Lot}
+
+Approximately 6 months after the IPP Cluster enters into the Production phase
+$2^{nd}$ lot of storage disks will need to be ordered.  The new disks shall be
+installed in sets of 12 on a single RAID controller in nodes [ipp000..ipp049].
+The new lot of disks will also need to be run through the IPP Stoage test plan.
+
+\subsubsection{3rd Disk Lot}
+
+Approximately 14 months after the IPP Cluster enters into the Production phase
+the 3rd lot of disks will need to be ordered.  The new disks shall be installed
+in sets of 24 on two RAID controllers in nodes [ipp050..ipp074].  This lot will
+also be run through the IPP Storage test plan.
 
 \subsection{End of Life}
@@ -222 +238 @@
 \includegraphics[angle=-90]{pics/ps1_ipp_cluster_timeline.ps}
 }
-\caption{ \label{Timeline} Timeline}
+\caption{ \label{timeline} Timeline}
 \end{center}
 \end{figure}
 
+
+\clearpage
+
 \appendix
 
-\pagebreak
 \section{IPP Cluster Test Plan}