From mboxrd@z Thu Jan 1 00:00:00 1970 From: Debreczeni Peter Date: Mon, 27 Jan 2003 15:15:21 +0000 Subject: Re: [LARTC] Bandwidth Restrictions in Linux Message-Id: List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: lartc@vger.kernel.org and why are u ask this here? try here: http://www.squid-cache.org/mailing-lists.html Tushar Gupta wrote: > Hi, > > We are using squid for caching, with SCSI disk and 512 MB RAM. The > cache_mem setting in squid.conf is 64 MB. After running for several > hours total free RAM (as seen by top command) reduces to few kilobytes > and server response time increases (CPU idle cycles also go to zero), > and we need to reboot the server. Though as percentage of total CPU > usage squid is usually taking around 15-30%CPU and percentage of RAM as > 12-15%MEM . After rebooting the server would again run fine for several > hours say half a day, and then RAM would gradually get consumed again. > > Any suggestions are welcome. > > Thanks > Tushar > > -----Original Message----- > From: lartc-admin@mailman.ds9a.nl [mailto:lartc-admin@mailman.ds9a.nl] > On Behalf Of Mathieu Deziel > Sent: Monday, January 27, 2003 7:33 PM > To: lartc@mailman.ds9a.nl > Cc: robert.kryczalo@iscnet.pl; rravetti@itc.com.ar > Subject: RE: [LARTC] Bandwidth Restrictions in Linux > > >>Hello >> >>>We are ISP and we give Internet Wireless Outdoor Service . The >>>Base Station >>>works in 802.11b and it is connected with a Linux Mandrake Server >>>that make >>>NAT. >> >>802.11b devices are by design experiencing "hidden node" effect. > > > "Hidden node" problem can be avoided by the use of RTS-CTS (request to > send, clear to > send). RTS-CTS are optional but can be enabled. You can also specify a > threshold in > the size of the packet under which RTS-CTS will not be used, in which > case the hidden > node problem might occur for those packets. RTS-CTS will solve the > hidden node > problem, but will consume BW. > > Mathieu. > > _______________________________________________ LARTC mailing list / LARTC@mailman.ds9a.nl http://mailman.ds9a.nl/mailman/listinfo/lartc HOWTO: http://lartc.org/