34 lines
No EOL
917 B
Django/Jinja
34 lines
No EOL
917 B
Django/Jinja
# Kernel parameters for PostgreSQL optimization
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# For CM3588 with 16GB RAM and RAID0 SSDs
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# Shared memory settings
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kernel.shmmax = 17179869184 # 16GB
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kernel.shmall = 4194304 # 16GB / 4096 (page size)
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kernel.shmmni = 4096
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# Semaphores: semmsl, semmns, semopm, semmni
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kernel.sem = 250 32000 100 128
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# Virtual memory
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vm.swappiness = 10
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vm.dirty_ratio = 15
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vm.dirty_background_ratio = 5
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vm.overcommit_memory = 2
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vm.overcommit_ratio = 95
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# Huge pages (optional, can be enabled if needed)
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# vm.nr_hugepages = 4096 # 8GB of huge pages
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# Network optimization for 2.5Gbit connection
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net.core.rmem_default = 262144
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net.core.rmem_max = 4194304
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net.core.wmem_default = 262144
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net.core.wmem_max = 4194304
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net.ipv4.tcp_rmem = 4096 87380 4194304
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net.ipv4.tcp_wmem = 4096 65536 4194304
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net.ipv4.tcp_keepalive_time = 60
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net.ipv4.tcp_keepalive_intvl = 10
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net.ipv4.tcp_keepalive_probes = 6
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# File system
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fs.file-max = 65536 |