Kernel Profile - Revision history

Iskra at 19:53, 5 May 2009

2009-05-05T19:53:29Z

Kazutomo: /* MMCS console */

2009-05-05T18:59:04Z

MMCS console

Kazutomo: /* Cobalt installed system */

2009-05-05T18:53:39Z

Cobalt installed system

Kazutomo: /* Introduction */

2009-05-05T18:50:56Z

Introduction

Kazutomo: /* Introduction */

2009-05-04T16:35:14Z

Introduction

Kazutomo: /* MMCS console */

2009-04-30T20:42:59Z

MMCS console

Kazutomo: /* MMCS console */

2009-04-30T20:40:52Z

MMCS console

Kazutomo: /* Cobalt installed system */

2009-04-30T20:18:41Z

Cobalt installed system

Kazutomo: /* Cobalt installed system */

2009-04-30T20:17:15Z

Cobalt installed system

Kazutomo: /* Introduction */

2009-04-30T19:59:37Z

Introduction

@@ Line 1: / Line 1: @@
-==Introduction==
+[[Configuration]] | [[ZeptoOS_Documentation|Top]] | [[Testing]]
 The BlueGene/P system is capble of assigning different boot images per partition.
@@ Line 13: / Line 90: @@
 We describe how to assign and boot Zepto images in this section.
-==Cobalt installed system==
+===Cobalt installed system===
 If your BGP system has the cobalt scheduler installed and its kernel
@@ Line 72: / Line 149: @@
 </pre>
-==MMCS console==
+===MMCS console===
 Cobalt is an open source software. No guarantee that your system has colbalt scheduler installed.
@@ Line 90: / Line 167: @@
-===Assign Zepto images to a BGP partition===
+====Assign Zepto images to a BGP partition====
 Login to the service node and start MMCS.
@@ Line 129: / Line 206: @@
 </pre>
-===Boot Zepto kernel===
+====Boot Zepto kernel====
 Once you have configured a partition with Zepto kernels correctly,
@@ Line 138: / Line 215: @@
 </pre>
-===Restore to the original configuration(Don't forget!!!)===
+====Restore to the original configuration(Don't forget!!!)====
 After you have done your work on Zepto kernel, you need to restore to
@@ Line 150: / Line 227: @@
 console $ quit
 </pre>

@@ Line 74: / Line 74: @@
 ==MMCS console==
-We explain how to assign and boot your own kernel images using Midplane Management Control System(MMCS).
+Cobalt is an open source software. No guarantee that your system has colbalt scheduler installed.
-MMCS is the lowest control mechanism for BGP partition and installed on all BGP system.
+If you don't have cobalt, probably we'll need to use Midplane Management Control System(MMCS).
-Here is the brief summary of MMCS.
+We explain how to assign and boot your own kernel images using MMCS.
 * allocate, free or query of block(partition)
 * status check
@@ Line 83: / Line 87: @@
 Due to its low level interface, it requires administrator level permission to use it.
-You also need to reserve a partition.
+You also need to reserve a partition (or block).
@@ Line 105: / Line 109: @@
 </pre>
-Memorize that the current configuration. You need to revert the
+Please memorize that the current configuration. You need to revert the
-blockinfo to the original configuration after you have done using
+blockinfo to the original configuration later on after you are done with Zepto kernel.
 <pre>console $ set_username YOUR_LOGIN_NAME

@@ Line 17: / Line 17: @@
 If your BGP system has the cobalt scheduler installed and its kernel
 profile feature has been configured properly, it would be easy to
-boot Zepto kernel for your computational job.
+boot Zepto kernel for your task.
-What you need to make a directory in the kernel profile directory
+What you need is to make a directory in the kernel profile directory
-and a create a couple of symbolic link that point to Zepto images.
+and create a couple of symbolic link that point to Zepto images.
 In ANL BGP, /bgsys/argonne-utils/profiles/ is the kernel profile directory.
-Here are concrete steps to create a new kernel profile.  Suppose that
+Here are the concrete steps to create a new kernel profile.  Suppose that
 you have already built your Zepto kernel images and write permission to the kernel profile directory.
@@ Line 39: / Line 40: @@
 For ANL user, we provide a convenient script named mkprofile-ANL.sh
 which essentially does what mentioned in above but has some extra
-features. The following commend line is equivalent to the steps
+features. The following command line is equivalent to the steps
 described in above.
@@ Line 45: / Line 46: @@
 </pre>
-Invoking it with the -h option shows help message. Use -c if you
+Invoking it with the -h option shows its help message. Use -c if you
 actually need to copy images instead of making symbolic link.  Use
 -cn, -ion or -rd if you have a custom named image.
@@ Line 64: / Line 65: @@
 </pre>
-Once you have properly configured your Zepto kernel profile, you can
+Once you have properly setup your Zepto kernel profile, you can
 boot Zepto kernel by specifying your kernel profile name via the -k
 cobalt option.

@@ Line 1: / Line 1: @@
 ==Introduction==
-The BlueGene/P system is capble of assigned different boot images per partition.
+The BlueGene/P system is capble of assigning different boot images per partition.
 The system allows us to specify loader program, CN images and ION images.
 The loader program is loaded into main memory via jtag network and executed first.
-/bgsys/drivers/ppcfloor/boot/uloader is only loader program and is not a open source code.
+/bgsys/drivers/ppcfloor/boot/uloader is only loader program, which is not an open source code.
-For CN images, the system allows us to specify multiple images. By default, Command Node Service(CNS)
+The system allows us to specify multiple CN images. Command Node Service(CNS)
-image and CN kernel image(IBM CNK) are specified. They are loaded into main memory in order.
+image and CN kernel image(IBM CNK) are default images and loaded into CN's main memory in order.
-/bgsys/drivers/ppcfloor/boot/cns is only choice for CNS. No source code of cns is available.
+/bgsys/drivers/ppcfloor/boot/cns is only choice for CNS, which is not an open source code , either.
-We can also specify multiple ION images. By default, CNS, IBM ION Linux kernel image and ION Linux ramdisk are specified. They are also loaded in order.
+We can also specify multiple ION images. CNS, IBM ION Linux kernel image and ION Linux ramdisk are default images. They are also loaded into ION's main memory in order.
 To enable Zepto feature, we need to boot Zepto CN kernel and ION kernel in a partition that we use.

@@ Line 4: / Line 4: @@
 The system allows us to specify loader program, CN images and ION images.
 The loader program is loaded into main memory via jtag network and executed first.
-/bgsys/drivers/ppcfloor/boot/uloader is only choice for the loader program.
+/bgsys/drivers/ppcfloor/boot/uloader is only loader program and is not a open source code.
-No source code of uloader is available. We can can specify multiple CN images. By default, Command Node Service(CNS)
+For CN images, the system allows us to specify multiple images. By default, Command Node Service(CNS)
 image and CN kernel image(IBM CNK) are specified. They are loaded into main memory in order.
 /bgsys/drivers/ppcfloor/boot/cns is only choice for CNS. No source code of cns is available.

@@ Line 17: / Line 17: @@
 If your BGP system has the cobalt scheduler installed and its kernel
 profile feature has been configured properly, it would be easy to
-boot Zepto kernel.
+boot Zepto kernel for your computational job.
-You can find a directory called kernel profile directory on login
+What you need to make a directory in the kernel profile directory
-nodes (/bgsys/argonne-utils/profiles/ in ANL BGP system for
+and a create a couple of symbolic link that point to Zepto images.
-example). Here are steps to create a new kernel profile.  Suppose that
+In ANL BGP, /bgsys/argonne-utils/profiles/ is the kernel profile directory.
-you have already built your Zepto kernel images.
+Here are concrete steps to create a new kernel profile.  Suppose that
 <pre>$ cd KERNEL_PROFILE_DIR
@@ Line 33: / Line 34: @@
 </pre>
-NOTE: Your Zepto images must be readable from others, otherwise your
+NOTE: your Zepto images must be readable from others, otherwise your
-job will fail. Please double check!
+job will fail. Please double check!!!
 For ANL user, we provide a convenient script named mkprofile-ANL.sh
 which essentially does what mentioned in above but has some other
-features. The following commen line is equivalent to the steps
+features. The following commend line is equivalent to the steps
-decribed in above.
+described in above.
 <pre>$ cd ZEPTO_DIR && ./mkprofile-ANL.sh --profile=YOUR_PROFILE_NAME
@@ Line 54: / Line 55: @@
 -h             : Show this message
 -c             : Copy images instead of making symbolic link
--f             : Overwrite exsiting profile
+-f             : Overwrite existing profile
 --profile=name : Specify profile name
 --cn=fn        : Compute Node Kernel Image