AFAIK: Linux has a tendency to keep RAM filled up with any recently accessed progarm. To keep programs access fast enough, it never removes something from the memory, only replaces it, in case some program has more frequent access than the one already present in ram.
If your server isn't swapping.. things are okay. On Thu, Mar 8, 2012 at 1:15 PM, Jonas Kellens <jonas.kell...@telenet.be>wrote: > ** > Hello, > > I notice that at the end of the day, after about 4000 calls have passed my > Asterisk-system, that the use of memory is very high and stays that way > untill a restart of Asterisk or a reboot of the server. > > This is the situation at the end of the day : > > [root@sp asterisk]# free -m > total used free shared buffers cached > Mem: 3923 1931 1992 0 268 1308 > -/+ buffers/cache: 353 3569 > Swap: 4031 0 4031 > > So total of 3923 MB, where 1992 MB is used and 1931 MB still free. > > This memory never decreases and increases with every call that passes my > Asterisk system. After some more calls : > > [root@sp asterisk]# free -m > total used free shared buffers cached > Mem: 3923 1934 1989 0 270 1309 > -/+ buffers/cache: 353 3569 > Swap: 4031 0 4031 > > So total of 3923 MB, where 1934 MB is used and 1989 MB still free. > > As I said, only a restart of Asterisk or reboot of the server can decrease > this value : > > [root@sp asterisk]# free -m > total used free shared buffers cached > Mem: 3923 974 2948 0 150 524 > -/+ buffers/cache: 299 3624 > Swap: 4031 0 4031 > > So total of 3923 MB, where 974 MB is used and 2948 MB still free. > > > So why does this memory usage only decrease with a restart ? What keeps > asterisk stored in the RAM-memory ? Even if there are 0 calls, the memory > does not decrease. > > > > Kind regards, > Jonas > > > -- > _____________________________________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > New to Asterisk? Join us for a live introductory webinar every Thurs: > http://www.asterisk.org/hello > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users >
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