57 lines
1.8 KiB
Plaintext
57 lines
1.8 KiB
Plaintext
#The file(check_list.conf) is the gs_check and gs_checkos configuration file.
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#The file is placed in $GPHOME/script/util
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# the system control parameter
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[/etc/sysctl.conf]
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net.ipv4.tcp_max_tw_buckets = 10000
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net.ipv4.tcp_tw_reuse = 1
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net.ipv4.tcp_tw_recycle = 1
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net.ipv4.tcp_keepalive_time = 30
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net.ipv4.tcp_keepalive_intvl = 30
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net.ipv4.tcp_keepalive_probes = 9
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net.ipv4.tcp_retries2 = 12
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net.core.wmem_max = 21299200
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net.core.rmem_max = 21299200
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net.core.wmem_default = 21299200
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net.core.rmem_default = 21299200
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kernel.sem = 250 6400000 1000 25600
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net.ipv4.tcp_rmem = 8192 250000 16777216
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net.ipv4.tcp_wmem = 8192 250000 16777216
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# vm.min_free_kbytes would set to 5% of total system memory real time, total system memory get with cmd: free -k|grep Mem|awk '{print $2}'.
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vm.min_free_kbytes = total_system_memory*5%
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net.core.netdev_max_backlog = 65535
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net.ipv4.tcp_max_syn_backlog = 65535
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net.core.somaxconn = 65535
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net.ipv4.tcp_syncookies = 1
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vm.overcommit_memory = 0
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kernel.shmall = 1152921504606846720
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kernel.shmmax = 18446744073709551615
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# if parameter value is not equal to ths OS's value, print the waring, and not error
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[SUGGEST:/etc/sysctl.conf]
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net.ipv4.ip_local_port_range = 26000 65535
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net.ipv4.tcp_fin_timeout = 60
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net.ipv4.tcp_sack = 1
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net.ipv4.tcp_timestamps = 1
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net.ipv4.tcp_retries1 = 5
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net.ipv4.tcp_syn_retries = 5
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net.ipv4.tcp_synack_retries = 5
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vm.extfrag_threshold = 500
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vm.overcommit_ratio = 90
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# open file number, please set it to set '1000000'
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[/etc/security/limits.conf]
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open files = 1000000
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stack size = 3072
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virtual memory = unlimited
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max user processes = unlimited
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# network parameter
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# if the level of network is greater or equal to 10000Mb/s, please set RX/TX to 4096;
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# we will check if the MTU is greater or equal to 1500, but gs_checkos dose not set it.
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# else, skip it.
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[/sbin/ifconfig]
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MTU = 8192
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RX = 4096
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TX = 4096
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