Re: [squid-users] your cache is Running out of filedescriptors

From: Jeff Donovan <[email protected]>
Date: Mon, 24 Mar 2003 11:25:43 -0500

ok let me get this straight

send a hup signal to squid
and restart with
./squid ulimit -HSn 2048

(doesn't look right to me)

./squid -h
doesn't show much in line with what you are saying. Do i need to
recompile squid maybe?

--jeff

On Monday, March 24, 2003, at 11:16 AM, MASOOD AHMAD wrote:

> It seems that you OS have support up to 12288 file
> des.
> but you have not started squid with more than 1024
> file des.. so you will have to kill the squid process
> and then you will restart it with command like that.
>
> ulimit -HSn 2048 or more than that.
>
> and than start squid
>
> Best Regards,
> Masood Ahmad Shah
> System Administrator
> Fibre Net
> Cell # 923004277367
>
>
> --- Jeff Donovan <jdonovan@beth.k12.pa.us> wrote:
>> Silly me , i found a part in the FAQ-11.4
>> FreeBSD
>>
>> by Torsten Sturm
>> How do I check my maximum filedescriptors?
>>
>> Do sysctl -a and look for the value of
>> kern.maxfilesperproc .
>> How do I increase them?
>> sysctl -w kern.maxfiles=XXXX
>> sysctl -w kern.maxfilesperproc=XXXX
>> Warning : You probably want maxfiles >
>> maxfilesperproc if you're going
>> to be pushing the limit.
>> What is the upper limit?
>>
>> I don't think there is a formal upper limit inside
>> the kernel. All the
>> data structures are dynamically allocated. In
>> practice there might be
>> unintended metaphenomena (kernel spending too much
>> time searching
>> tables, for example).
>>
>> ####Here is my kernel output: i would assume i could
>> increase the
>> maxproc and the maxfiles.
>>
>>
>>
>> [squidx:~] root# sysctl -a | more
>> kern.ostype = Darwin
>> kern.osrelease = 6.4
>> kern.osrevision = 199506
>> kern.version = Darwin Kernel Version 6.4:
>> Wed Jan 29 18:50:42 PST 2003;
>> root:xnu/xnu-344.26.obj~1/RELEASE_PPC
>>
>>
>> kern.maxvnodes = 33584
>> kern.maxproc = 2048
>> kern.maxfiles = 12288
>>
>> ####any suggestions on how much to increase this by?
>>
>> kern.argmax = 65536
>> kern.securelevel = 1
>> kern.hostname = squidx
>> kern.hostid = 3223847169
>> kern.clockrate: hz = 100, tick = 10000, profhz =
>> 100, stathz = 100
>> kern.posix1version = 198808
>> kern.ngroups = 16
>> kern.job_control = 1
>> kern.saved_ids = 0
>> kern.boottime = Sat Mar 22 19:52:28 2003
>>
>> {snip}--not relative
>>
>> On Monday, March 24, 2003, at 10:19 AM, Marc Elsen
>> wrote:
>>
>>>
>>>
>>> Jeff Donovan wrote:
>>>>
>>>> parsehttpRequest ; requestheader contains NULL
>> characters
>>>> ClientReadRequest : FD {somenumber} Invalid
>> request
>>>> WARNING! Your cache is running out of
>> filedescriptors
>>>
>>> Unless someone would launch some kind of denial
>> of service
>>> attack against your squid. The 2 lines are
>> normally unrelated
>>> to the out of file desc. problem.
>>> Check access.log to see which kind of requests
>> are being processed
>>> by squid during the time of these error(s).
>>>
>>> However you may need to increase the available no
>> of file descriptors.
>>> I do not know how to do this on OSX however.
>>>
>>>
>>> M.
>>
>
>
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Received on Mon Mar 24 2003 - 09:25:50 MST

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