* Re: [PATCH] configurable corename
[not found] <200210130209.g9D29it02709@hera.kernel.org>
@ 2002-10-13 3:07 ` Randy.Dunlap
2002-10-21 20:23 ` [PATCH] configurable corename: sysctl docs Randy.Dunlap
0 siblings, 1 reply; 3+ messages in thread
From: Randy.Dunlap @ 2002-10-13 3:07 UTC (permalink / raw
To: Linux Kernel Mailing List
On Sun, 13 Oct 2002, Linux Kernel Mailing List wrote:
| ChangeSet 1.824, 2002/10/12 17:19:08-07:00, alan@lxorguk.ukuu.org.uk
|
| [PATCH] configurable corename
|
| To my suprise a lot of big site/beowulf type people all really want this
| diff, which I'd otherwise filed as 'interesting but not important'
|
|
| # This patch includes the following deltas:
| # ChangeSet 1.823 -> 1.824
| # include/linux/sysctl.h 1.30 -> 1.31
| # kernel/sysctl.c 1.31 -> 1.32
| # fs/exec.c 1.49 -> 1.50
a additional patch to linux/Documentation/{core|dump}.txt (e.g.)
or Documentation/sysctl/kernel.txt sure would be nice. :)
--
~Randy
"In general, avoiding problems is better than solving them."
-- from "#ifdef Considered Harmful", Spencer & Collyer, USENIX 1992.
^ permalink raw reply [flat|nested] 3+ messages in thread
* [PATCH] configurable corename: sysctl docs.
2002-10-13 3:07 ` [PATCH] configurable corename Randy.Dunlap
@ 2002-10-21 20:23 ` Randy.Dunlap
2002-10-21 23:05 ` Rik van Riel
0 siblings, 1 reply; 3+ messages in thread
From: Randy.Dunlap @ 2002-10-21 20:23 UTC (permalink / raw
To: linux-kernel
On Sat, 12 Oct 2002, Randy.Dunlap wrote:
| On Sun, 13 Oct 2002, Linux Kernel Mailing List wrote:
|
| | ChangeSet 1.824, 2002/10/12 17:19:08-07:00, alan@lxorguk.ukuu.org.uk
| |
| | [PATCH] configurable corename
| |
| | To my suprise a lot of big site/beowulf type people all really want this
| | diff, which I'd otherwise filed as 'interesting but not important'
|
| a additional patch to linux/Documentation/{core|dump}.txt (e.g.)
| or Documentation/sysctl/kernel.txt sure would be nice. :)
Here's an addition to Documentation/sysctl/kernel.txt for
core_uses_pid and core_pattern plus a few other corrections.
Comments on it?
otherwise: Alan, Rik, Andrew, Dave, anybody? Please apply to 2.5.45.
Thanks,
--
~Randy
--- ./Documentation/sysctl/kernel.txt.core Fri Oct 18 21:01:55 2002
+++ ./Documentation/sysctl/kernel.txt Mon Oct 21 13:20:50 2002
@@ -17,29 +17,42 @@
Currently, these files might (depending on your configuration)
show up in /proc/sys/kernel:
- acct
+- core_pattern
+- core_uses_pid
- ctrl-alt-del
- dentry-state
- domainname
- hostname
- htab-reclaim [ PPC only ]
+- hotplug
- java-appletviewer [ binfmt_java, obsolete ]
- java-interpreter [ binfmt_java, obsolete ]
- l2cr [ PPC only ]
- modprobe ==> Documentation/kmod.txt
+- msgmax
+- msgmnb
+- msgmni
- osrelease
- ostype
- overflowgid
- overflowuid
- panic
+- pid_max
- powersave-nap [ PPC only ]
- printk
- real-root-dev ==> Documentation/initrd.txt
- reboot-cmd [ SPARC only ]
-- rtsig-nr
- rtsig-max
+- rtsig-nr
+- sem
- sg-big-buff [ generic SCSI device (sg) ]
+- shmall
- shmmax [ sysv ipc ]
+- shmmni
+- stop-a [ SPARC only ]
+- sysrq ==> Documentation/sysrq.txt
- tainted
+- threads-max
- version
- zero-paged [ PPC only ]
@@ -62,6 +75,41 @@
==============================================================
+core_pattern:
+
+core_pattern is used to specify a core dumpfile pattern name.
+. max length 64 characters; default value is "core"
+. core_pattern is used as a pattern template for the output filename;
+ certain string patterns (beginning with '%') are substituted with
+ their actual values.
+. backward compatibility with core_uses_pid:
+ If core_pattern does not include "%p" (default does not)
+ and core_uses_pid is set, then .PID will be appended to
+ the filename.
+. corename format specifiers:
+ %<NUL> '%' is dropped
+ %% output one '%'
+ %p pid
+ %u uid
+ %g gid
+ %s signal number
+ %t UNIX time of dump
+ %h hostname
+ %e executable filename
+ %<OTHER> both are dropped
+
+==============================================================
+
+core_uses_pid:
+
+The default coredump filename is "core". By setting
+core_uses_pid to 1, the coredump filename becomes core.PID.
+If core_pattern does not include "%p" (default does not)
+and core_uses_pid is set, then .PID will be appended to
+the filename.
+
+==============================================================
+
ctrl-alt-del:
When the value in this file is 0, ctrl-alt-del is trapped and
@@ -105,6 +153,13 @@
==============================================================
+hotplug:
+
+Path for the hotplug policy agent.
+Default value is "/sbin/hotplug".
+
+==============================================================
+
l2cr: (PPC only)
This flag controls the L2 cache of G3 processor boards. If
@@ -149,6 +204,14 @@
==============================================================
+pid_max:
+
+PID allocation wrap value. When the kenrel's next PID value
+reaches this value, it wraps back to a minimum PID value.
+PIDs of value pid_max or larger are not allocated.
+
+==============================================================
+
powersave-nap: (PPC only)
If set, Linux-PPC will use the 'nap' mode of powersaving,
@@ -195,7 +258,7 @@
of POSIX realtime (queued) signals that can be outstanding
in the system.
-Rtsig-nr shows the number of RT signals currently queued.
+rtsig-nr shows the number of RT signals currently queued.
==============================================================
@@ -231,6 +294,7 @@
Set by modutils >= 2.4.9.
2 - A module was force loaded by insmod -f.
Set by modutils >= 2.4.9.
+ 4 - Unsafe SMP processors: SMP with CPUs not designed for SMP.
==============================================================
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] configurable corename: sysctl docs.
2002-10-21 20:23 ` [PATCH] configurable corename: sysctl docs Randy.Dunlap
@ 2002-10-21 23:05 ` Rik van Riel
0 siblings, 0 replies; 3+ messages in thread
From: Rik van Riel @ 2002-10-21 23:05 UTC (permalink / raw
To: Randy.Dunlap; +Cc: linux-kernel
On Mon, 21 Oct 2002, Randy.Dunlap wrote:
> Here's an addition to Documentation/sysctl/kernel.txt for
> core_uses_pid and core_pattern plus a few other corrections.
Looks fine to me.
Rik
--
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[not found] <200210130209.g9D29it02709@hera.kernel.org>
2002-10-13 3:07 ` [PATCH] configurable corename Randy.Dunlap
2002-10-21 20:23 ` [PATCH] configurable corename: sysctl docs Randy.Dunlap
2002-10-21 23:05 ` Rik van Riel
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