> On 08 Aug 2017, at 08:51, Hans Petter Selasky wrote:
>
> On 08/08/17 01:52, Ben RUBSON wrote:
>>> On 07 Aug 2017, at 19:57, Hans Petter Selasky wrote:
>>>
>>> On 08/07/17 19:19, Ben RUBSON wrote:
> On 07 Aug 2017, at 18:19, Matt Joras wrote:
>
> On 08/07/2017 09:11, Hans Petter
On 08/08/17 09:04, Ben RUBSON wrote:
"print V_twq_2msl" returns the following :
No symbol "V_twq_2msl" in current context.
Are you using VIMAGE ?
--HPS
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On 08/08/17 09:04, Ben RUBSON wrote:
Here is vmstat -z :
https://benrubson.github.io/vmstatz.log
From what I can see there are not TCP allocation failures. This rules
out one class of bugs:
socket: 864, 2092652, 105, 371, 2318298, 0, 0
unpcb: 24
> On 08 Aug 2017, at 09:33, Hans Petter Selasky wrote:
>
> On 08/08/17 09:04, Ben RUBSON wrote:
>> "print V_twq_2msl" returns the following :
>> No symbol "V_twq_2msl" in current context.
>
> Are you using VIMAGE ?
No, GENERIC FreeBSD 11.0 on a physical server.
On 08/08/17 09:37, Ben RUBSON wrote:
On 08 Aug 2017, at 09:33, Hans Petter Selasky wrote:
On 08/08/17 09:04, Ben RUBSON wrote:
"print V_twq_2msl" returns the following :
No symbol "V_twq_2msl" in current context.
Are you using VIMAGE ?
No, GENERIC FreeBSD 11.0 on a physical server.
Can
> On 08 Aug 2017, at 09:38, Hans Petter Selasky wrote:
>
> On 08/08/17 09:37, Ben RUBSON wrote:
>>> On 08 Aug 2017, at 09:33, Hans Petter Selasky wrote:
>>>
>>> On 08/08/17 09:04, Ben RUBSON wrote:
"print V_twq_2msl" returns the following :
No symbol "V_twq_2msl" in current context.
> On 08 Aug 2017, at 09:38, Hans Petter Selasky wrote:
>
> On 08/08/17 09:37, Ben RUBSON wrote:
>>> On 08 Aug 2017, at 09:33, Hans Petter Selasky wrote:
>>>
>>> On 08/08/17 09:04, Ben RUBSON wrote:
"print V_twq_2msl" returns the following :
No symbol "V_twq_2msl" in current context.
On 08/08/17 09:43, Ben RUBSON wrote:
OK.
I'm quite (well, absolutely) new to kgdb, some clue on how I should proceed ?
Thank you !
Ben
print twq_2msl
print *twq_2msl.tqh_first
--HPS
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> On 08 Aug 2017, at 09:54, Hans Petter Selasky wrote:
>
> On 08/08/17 09:43, Ben RUBSON wrote:
>> OK.
>> I'm quite (well, absolutely) new to kgdb, some clue on how I should proceed ?
>> Thank you !
>> Ben
>
> print twq_2msl
> print *twq_2msl.tqh_first
(kgdb) set print pretty on
(kgdb) print t
On 08/08/17 10:00, Ben RUBSON wrote:
kgdb) print *twq_2msl.tqh_first
$2 = {
tw_inpcb = 0xf8031c570740,
print *twq_2msl.tqh_first->tw_inpcb
--HPS
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> On 08 Aug 2017, at 10:02, Hans Petter Selasky wrote:
>
> On 08/08/17 10:00, Ben RUBSON wrote:
>> kgdb) print *twq_2msl.tqh_first
>> $2 = {
>> tw_inpcb = 0xf8031c570740,
>
> print *twq_2msl.tqh_first->tw_inpcb
(kgdb) print *twq_2msl.tqh_first->tw_inpcb
$3 = {
inp_hash = {
le_next =
On 08/08/17 10:06, Ben RUBSON wrote:
On 08 Aug 2017, at 10:02, Hans Petter Selasky wrote:
On 08/08/17 10:00, Ben RUBSON wrote:
kgdb) print *twq_2msl.tqh_first
$2 = {
tw_inpcb = 0xf8031c570740,
print *twq_2msl.tqh_first->tw_inpcb
(kgdb) print *twq_2msl.tqh_first->tw_inpcb
$3 = {
i
> On 08 Aug 2017, at 10:31, Hans Petter Selasky wrote:
>
> On 08/08/17 10:06, Ben RUBSON wrote:
>>> On 08 Aug 2017, at 10:02, Hans Petter Selasky wrote:
>>>
>>> On 08/08/17 10:00, Ben RUBSON wrote:
kgdb) print *twq_2msl.tqh_first
$2 = {
tw_inpcb = 0xf8031c570740,
>>>
>>>
On Tue, Aug 08, 2017 at 10:31:33AM +0200, Hans Petter Selasky wrote:
> Here is the conclusion:
>
> The following code is going in an infinite loop:
>
>
> > for (;;) {
> > TW_RLOCK(V_tw_lock);
> > tw = TAILQ_FIRST(&V_twq_2msl);
> > if (tw =
On 08/08/17 13:33, Slawa Olhovchenkov wrote:
TW_RUNLOCK(V_tw_lock);
and
if (INP_INFO_TRY_WLOCK(&V_tcbinfo)) {
`inp` can be invalidated, freed and this pointer may be invalid?
If you look one line up there is a pcbref ??
--HPS
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On Tue, Aug 08, 2017 at 01:49:08PM +0200, Hans Petter Selasky wrote:
> On 08/08/17 13:33, Slawa Olhovchenkov wrote:
> > TW_RUNLOCK(V_tw_lock);
> > and
> > if (INP_INFO_TRY_WLOCK(&V_tcbinfo)) {
> >
> > `inp` can be invalidated, freed and this pointer may be invalid?
>
> If you look one line up th
Hi,
On 8/8/17 10:31 AM, Hans Petter Selasky wrote:
> On 08/08/17 10:06, Ben RUBSON wrote:
>>> On 08 Aug 2017, at 10:02, Hans Petter Selasky wrote:
>>>
>>> On 08/08/17 10:00, Ben RUBSON wrote:
kgdb) print *twq_2msl.tqh_first
$2 = {
tw_inpcb = 0xf8031c570740,
>>>
>>> print *
On 08/08/17 13:56, Slawa Olhovchenkov wrote:
On Tue, Aug 08, 2017 at 01:49:08PM +0200, Hans Petter Selasky wrote:
On 08/08/17 13:33, Slawa Olhovchenkov wrote:
TW_RUNLOCK(V_tw_lock);
and
if (INP_INFO_TRY_WLOCK(&V_tcbinfo)) {
`inp` can be invalidated, freed and this pointer may be invalid?
If
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=217637
Jonathan T. Looney changed:
What|Removed |Added
CC||j...@freebsd.org
--- Comment
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=217637
--- Comment #90 from Jonathan T. Looney ---
(In reply to Jonathan T. Looney from comment #89)
Forgot to include a link to the patch:
https://reviews.freebsd.org/D11929
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=217637
--- Comment #91 from Richard Russo ---
For us, this may have limited effect, because our icmplim is much higher than
the default (16k), because we do want to send closed port RSTs in high
volumewhen our service ports are closed. This patch
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