Linux 3.3 ã® cgroup 関連新機能 - TenForwardLinux 3.3 ãŒå‡ºãŸã®ã§å…¥ã‚Œã¦ã¿ã¾ã—ãŸï¼Žã¨ã‚Šã‚ãˆãšã„ã¤ã‚‚ã®ã‚ˆã†ã« cgroup 関係ã®æ–°æ©Ÿèƒ½ã‚’． ã“ã®è¾ºã‚Šã§ã™ã‹ã． CONFIG_CGROUP_MEM_RES_CTLR_KMEM CONFIG_NETPRIO_CGROUPã¨ã‚Šã‚ãˆãšãƒ¡ãƒ¢ãƒªã‚³ãƒ³ãƒˆãƒãƒ¼ãƒ©é–¢é€£ã®ãƒ‘ラメータã¨ã—㦠$ ls /sys/fs/cgroup/memory/*kmem* memory.kmem.tcp.failcnt memory.kmem.tcp.max_usage_in_bytes memory.kmem.tcp.limit_in_bytes memory.kmem.tcp.usage_in_bytesã£ã¦ã®ãŒå‡ºç¾ã—ã¦ã¾ã™ã．ã¨ã‚Šã‚ãˆãšã‚«ãƒ¼ãƒãƒ«ãƒ¡ãƒ¢ãƒªã® TCP buffer ã®åˆ¶é™ãŒå‡ºæ¥ã‚‹ã¨ (→ Per-cgroup TCP buffer limits [LWN.net] ã‚‚ã†ä¸€ã¤ï¼Ž $ sudo modp
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500,000 requests/sec – Modern HTTP servers are fast
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Nginx + Unicorn for Rails on Rackhub
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