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下载地址: perf:https://mirrors.aliyun.com/centos/7/centosplus/x86_64/Packages/ 火焰图:git clone https://github.com/brendangregg/FlameGraph.git perf report : 阅读全文
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git commit —amend 阅读全文
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https://z.itpub.net/article/detail/0516F81DDE9040049590924EF437988E 阅读全文
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https://www.cnblogs.com/vmsysjack/p/16213076.html 阅读全文
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问题现象: 文件打开失败,返回error :too many open file 解决步骤: 修改系统、进程打开文件限制 参考博客: https://blog.csdn.net/weixin_45027467/article/details/125158985 https://blog.csdn.n 阅读全文
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strcpy会自动添加\0 strncpy不会自动添加\0 阅读全文
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ip route add 9.9.9.9/32 nexthop via 192.168.5.2 nexthop via 192.168.5.36 ip route add 2020::1/64 nexthop via 2002::2 nexthop via 2002::3 nexthop via 2 阅读全文
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https://www.computerhope.com/unix.htm 阅读全文
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/** * Note: The returned array must be malloced, assume caller calls free(). */ int* twoSum(int* nums, int numsSize, int target, int* returnSize){ int 阅读全文
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demo1: /*判断下一跳地址是否是接口ip*/ func GetInterfaceIPString() (ipStrings string) { ifaces, err := net.Interfaces() if err != nil { logging.Errorf("Failed to g 阅读全文