startup ORA-27102: out of memory Linux-x86_64 Error: 28: No space left on device

wisdomone1發表於2009-11-16
近期由於公司的統計報表系統oracle load相當高,業務基本已經完了,呵呵。順其便對
oracle相關引數進行調整,
要變更的引數如下:
sga_target
  原值:3g
  新值:20g
pga_aggregate_target
  原值:15g
  新值:4g

開始工作:
 alter system set sga_target=20g scope=spfile;
 alter system set pga_aggregate_target=4g;
然後
  shutdown immediate
最後
  startup
 報錯如下:
  SQL> startup
  ORA-27102: out of memory Linux-x86_64 Error: 28: No space left on device


後經檢視suse linux的相關引數配置
  Normal 0 7.8 磅 0 2 false false false MicrosoftInternetExplorer4 如無請新增以下內容,如不一致,請修正為一致

LN-STAT-WEB:/etc # more /etc/sysctl.conf

# Disable response to broadcasts.

# You don't want yourself becoming a Smurf amplifier.

net.ipv4.icmp_echo_ignore_broadcasts = 1

# enable route verification on all interfaces

net.ipv4.conf.all.rp_filter = 1

# enable ipV6 forwarding

#net.ipv6.conf.all.forwarding = 1

#add for oracle11g

kernel.shmall =8388608   -- 值一定要配置成這個(page size)

kernel.shmmax = 15618062894  --配置為實體記憶體一半

kernel.shmmni = 4096

kernel.sem = 250 32000 100 128

net.ipv4.ip_local_port_range = 1024 65000

net.core.rmem_default = 4194304

net.core.rmem_max = 4194304

net.core.wmem_default = 262144

net.core.wmem_max = 262144

fs.file-max = 6553600


sysctl -p --生效之



接著startup就可以了





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