The only two ports he looked at were the mySQL & HTTPS ports - which on a
live server, might see several TIME_WAITs, but I'd think they'd be cleaned
up a little better than that.
On Tue, Jun 21, 2011 at 8:35 AM, Jeremiah Bess <jeremiah.b...@gmail.com>wrote:
> Is that on a server? That seems like an excessive amount of time_waits.
> Might want to check to make sure that computer is not getting port scanned,
> which would cause such a high number.
>
> Jeremiah E. Bess
> Network Ninja, Penguin Geek, Father of four
>
>
> On Tue, Jun 21, 2011 at 07:13, hard wyrd <hardw...@gmail.com> wrote:
>
>> Thanks :) I actually enabled it earlier.
>>
>> The reason was partly because of these:
>>
>> #netstat -tan | grep ':3306 ' | awk '{print $6}' | sort | uniq -c
>> 14 ESTABLISHED
>> 1 LISTEN
>> 2602 TIME_WAIT
>>
>> #netstat -tan | grep ':443 ' | awk '{print $6}' | sort | uniq -c
>> 7 CLOSING
>> 140 ESTABLISHED
>> 18 FIN_WAIT1
>> 1 LISTEN
>> 23 SYN_RECV
>> 2661 TIME_WAIT
>>
>>
>>
>>
>> On Tue, Jun 21, 2011 at 9:09 PM, Jeremiah Bess
>> <jeremiah.b...@gmail.com>wrote:
>>
>>> From what I read, it wouldn't hurt anything and worth a shot. I would do
>>> some connection/bandwidth testing with it on and off to see if it helps your
>>> situation. Why are you considering enabling it?
>>>
>>>
>>> Jeremiah E. Bess
>>> Network Ninja, Penguin Geek, Father of four
>>>
>>>
>>> On Tue, Jun 21, 2011 at 07:08, hard wyrd <hardw...@gmail.com> wrote:
>>>
>>>> Sorry about that :D I was typing in a hurry.
>>>>
>>>> I meant "Would you enable/set /proc/sys/net/ipv4/tcp_tw_reuse ?" :)
>>>>
>>>>
>>>>
>>>> On Tue, Jun 21, 2011 at 8:51 PM, Jeremiah Bess <jeremiah.b...@gmail.com
>>>> > wrote:
>>>>
>>>>> The sentence didn't make sense to me. Are you asking does the word
>>>>> "enable" in the file /proc/sys/net/ipv4/tcp_tw_reuse set the "timewait
>>>>> - reuse" option of the TCP/IP stack? No, you would use a number 1 to
>>>>> enable
>>>>> that feature, and a 0 to disable.
>>>>>
>>>>> echo 1 > /proc/sys/net/ipv4/tcp_tw_reuse
>>>>>
>>>>> Jeremiah E. Bess
>>>>> Network Ninja, Penguin Geek, Father of four
>>>>>
>>>>>
>>>>> On Tue, Jun 21, 2011 at 03:11, hard wyrd <hardw...@gmail.com> wrote:
>>>>>
>>>>>>
>>>>>> Hi all,
>>>>>>
>>>>>> Would enable set /proc/sys/net/ipv4/tcp_tw_reuse ? Why or why not?
>>>>>>
>>>>>> Your thoughts will be appreciated. Thanks!
>>>>>>
>>>>>> - HW
>>>>>>
>>>>>>
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