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/etc/security/limits.confÎļþ:

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#<domain>      <type>  <item>          <value>
#

*               soft    core            0
*               hard    rss             10000
*               hard    nofile          10000
*               soft    nofile          10000
*               hard    stack           10000
*               soft    stack           10000

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*               soft    nofile          400
*               hard    nofile          600

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/etc/sysctl.confÎļþ:

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# Kernel sysctl configuration file for Red Hat Linux

# Disable source routing and redirects
net.ipv4.conf.all.accept_source_route = 0
net.ipv4.conf.all.send_redirects = 0

# Disable ICMP redirects
net.ipv4.conf.all.accept_redirects = 0
net.ipv4.conf.all.secure_redirects = 0

# Disable IP forwarding
net.ipv4.ip_forward = 0

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# Adjust memory allocation
vm.overcommit_memory = 2
vm.swappiness = 10

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ulimitÏÂÁî:

ulimitÏÂÁîÓÃÓÚÏÔʾºÍÉèÖÃÓû§Àú³ÌµÄ×ÊÔ´ÏÞÖÆ¡£

ʾÀý1: Éó²éÄ¿½ñÀú³ÌµÄ×ÊÔ´ÏÞÖÆ

ulimit -a

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ʾÀý2: ÉèÖÃÀú³ÌµÄ·­¿ªÎļþÊýÏÞÖÆΪ1000

ulimit -n 1000

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sysctlÏÂÁî:

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ʾÀý1: Éó²éÄ¿½ñÄں˲ÎÊý

sysctl -a

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ʾÀý2: ÉèÖÃÄں˲ÎÊývm.swappinessΪ10

sysctl -w vm.swappiness=10

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soft nofile 400

hard nofile 600

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ulimit -n 400

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# Ìí¼ÓÒÔÏÂÉèÖõ½/etc/sysctl.confÎļþĩβ
# Adjust memory allocation
vm.overcommit_memory = 2
vm.swappiness = 10

# ÈôÐèÒªÁ¬Ã¦ÉúЧ£¬ÇëÖ´ÐÐÒÔÏÂÏÂÁî
sysctl -p

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