Patrick Thomas wrote:
Are NMBCLUSTERS and mbuf determined by 'maxusers' ?
I have maxusers=512 ... comments ?
When you suggest 'clamp the total number of sockets that are permittedto
be open' ... how is this done - is there a sysctl that corresponds to
total number of sockets that are
No denied requests. It's not mbufs. It must be something else.
How do you feel about this:
# vmstat -z
ITEMSIZE LIMITUSEDFREE REQUESTS
PIPE:160,0,702,522, 236316
SWAPMETA:160, 509724,452,136, 1125
unpcb:
Patrick Thomas wrote:
No denied requests. It's not mbufs. It must be something else.
How do you feel about this:
[ ... ]
You have 24M in vnodes, which is surprising for a machine whose
job is supposedly postgres. You have another 17M in PV ENTRY
values, which is for page mapping. You
So, based on a previous thread, it looks like I have a server whose
userland halted, essentially, but the kernel continued running.
As evidenced by:
- you can still ping the server just fine
- you can still connect to running services just fine - if you ssh to it,
`ssh -v` (verbose) claims a
On Sun, 5 May 2002, Patrick Thomas wrote:
So, based on a previous thread, it looks like I have a server whose
userland halted, essentially, but the kernel continued running.
My guess would be that userland apps are not necessarily stopped, but
perhaps a few processes are somehow locking out
In a message written on Sun, May 05, 2002 at 04:31:36PM -0700, Patrick Thomas wrote:
So, based on a previous thread, it looks like I have a server whose
userland halted, essentially, but the kernel continued running.
I've seen something similar to this before on an Ultrix box. What
happened
FWIW, I've very recently had something similar happen to a 4.5-STABLE box.
The machine was NOT SMP, and the cause, as far as we know, was that /var
had been filled by apache's error_log -- a funky new mod_throttle install
with lots of
critical_acquire() failed: Permission denied
Anthony Schneider wrote:
Livelock, maybe? Is there some sort of internal kernel semaphore table which
might be getting filled up or something? I'd also like to find out more about
this, but sadly, the machine is a remote one and I can't drop into ddb as
suggested...
Thanks you all very
So, based on a previous thread, it looks like I have a server whose
userland halted, essentially, but the kernel continued running.
My guess would be that userland apps are not necessarily stopped, but
perhaps a few processes are somehow locking out all others.
I think the best way to
On Sun, 5 May 2002, Ian wrote:
break into how? He said the local console keyboard was totally
unresponsive and you can't ssh in. If hitting the capslock key doesn't
cause the corresponding LED to toggle, doesn't that imply that the keyboard
interupts aren't getting handled?
It's times
Are NMBCLUSTERS and mbuf determined by 'maxusers' ?
I have maxusers=512 ... comments ?
When you suggest 'clamp the total number of sockets that are permittedto
be open' ... how is this done - is there a sysctl that corresponds to
total number of sockets that are permitted to be open ?
I am
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