sprava pamate na linux-2.4

ivast ivast na mail.t-mobile.sk
Pondělí Prosinec 10 09:46:48 CET 2007


DD vospolok, pocas skumania ineho problemu som prisiel na spravanie 
systemu, ktore by som potreboval vysvetlit:
uname -r  2.4.20-28.7bigmem

free -m:
             total       used       free     shared    buffers     cached
Mem:          3023       2086        936          0        130       1751
-/+ buffers/cache:        204       2819
Swap:         2023          3       2020

ulimit ulimited
a ked spustim skript:

[x na y z]$cat memtest.pl
#!/usr/bin/perl
my $kb=1024*1024*1024;
print "trying allocate ",$kb/1024," kb of memory\n";
my $a = "a" x $kb;
sleep 30000;
[x na y z]$ perl memtest.pl
trying allocate 1048576 kb of memory
Out of memory!
[x na y z]$


Nemal by nahodou uvolnit "cached" a odswapovat co sa da ?

dik
ivast



Další informace o konferenci Linux