Re: kern/53005: apache httpd can hang the system

[clare%csel.org@localhost]

thank you informations.

On Mon, 12 Feb 2018 10:50:01 +0000 (UTC)
Paul Goyette <paul%whooppee.com@localhost> wrote:

> The following reply was made to PR kern/53005; it has been noted by GNATS.
> 
> From: Paul Goyette <paul%whooppee.com@localhost>
> To: Manuel Bouyer <bouyer%antioche.eu.org@localhost>
> Cc: clare%csel.org@localhost, gnats-bugs%NetBSD.org@localhost, kern-bug-people%netbsd.org@localhost, 
>     gnats-admin%netbsd.org@localhost, netbsd-bugs%netbsd.org@localhost
> Subject: Re: kern/53005: apache httpd can hang the system
> Date: Mon, 12 Feb 2018 18:45:13 +0800 (+08)
> 
>  On Mon, 12 Feb 2018, Manuel Bouyer wrote:
>  
>  > On Mon, Feb 12, 2018 at 04:43:05AM +0900, clare%csel.org@localhost wrote:
>  >> thank you for quick response.
>  >>
>  >> On Sun, 11 Feb 2018 18:10:00 +0000 (UTC)
>  >> Manuel Bouyer <bouyer%antioche.eu.org@localhost> wrote:
>  >>
>  >>>  When it hangs, can you enter ddb and get a backtrace of the apache process ?
>  >>
>  >> the VPS provider does not allow hitting ALT+CTRL+ESC on the console
>  >> remotely, i should change the ddb magic sequence to do enter ddb.
>  >> i want change "hw.cnmagic" to ALT+CTRL+DEL or +++, how do i it?
>  >> changing it to \x2b\x2b\x2b does not seems to be took effective.
>  >
>  > just:
>  > sysctl -w h.cnmagic=+++
>  
>  Note that this should be
>  
>   	sysctl -w hw.cnmagic=+++
>  
>  (the first part of the variable name is "hw" not "h"!)

finally, i did the following local patch, i wanted to
change hotkey from ALT+CTRL+ESC to ALT+CTRL+DEL,
but result was ALT+CTRL+BACKSPACE.

serial console was tryed but not usable on some cloud
VPS environment...

Index: wskbdmap_mfii.c
===================================================================
RCS file: /export/cvsroot/netbsd/src/sys/dev/pckbport/wskbdmap_mfii.c,v
retrieving revision 1.25
diff -u -r1.25 wskbdmap_mfii.c
--- wskbdmap_mfii.c     14 Jul 2014 10:05:24 -0000      1.25
+++ wskbdmap_mfii.c     12 Feb 2018 06:14:40 -0000
@@ -42,7 +42,7 @@

 static const keysym_t pckbd_keydesc_us[] = {
 /*  pos      command           normal          shifted */
-    KC(1),   KS_Cmd_Debugger,  KS_Escape,
+    KC(1),                     KS_Escape,
     KC(2),                     KS_1,           KS_exclam,
     KC(3),                     KS_2,           KS_at,
     KC(4),                     KS_3,           KS_numbersign,
@@ -55,7 +55,7 @@
     KC(11),                    KS_0,           KS_parenright,
     KC(12),                    KS_minus,       KS_underscore,
     KC(13),                    KS_equal,       KS_plus,
-    KC(14),  KS_Cmd_ResetEmul, KS_Delete,
+    KC(14),  KS_Cmd_Debugger,  KS_Delete,
     KC(15),                    KS_Tab,
     KC(16),                    KS_q,
     KC(17),                    KS_w,


-- 
Shinichi Doyashiki <clare%csel.org@localhost>