phpor – 第51页 – PHPor 的Blog

当portal认证遇上https

参考资料： http://www.cnblogs.com/lightsong/p/5229411.html h …

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网络测速方法

一般来讲，如果要测A机器到B机器的网速，很可能会scp传一个大文件，但是这样显得不够专业，而且可能受到硬盘读写 …

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关于mysql的max_allowed_packet

max_allowed_packet 定义的是所允许的单条sql语句的大小。引用官方的说法：http://d …

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记录一次sql优化

一大早到公司，加班一宿的同事就跟我抱怨，说，一个表只有8w条数据，需要更新一列，根据目前进度估算，大概需要3个 …

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用shell试图使用大量内存的方法

一条命令：

dd if=/dev/zero of=/dev/null bs=1G count=1 && echo succ

1	dd if=/dev/zero of=/dev/null bs=1G count=1 && echo succ

如果要持续占用一段时间呢? [c …

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关于docker-runc

docker命令行会有一系列的操作容器的方法，如： create 、run、start、exec等等，这些都是 …

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关于容器中进程的继承关系

下图是一个容器中的进程：每个容器总是有一个1号进程 1号进程的父进程在容器中显示为0号进程，而在容器外表现为 …

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关于PHP Fatal error时获取更多信息

PHP 输出错误时的堆栈情况：

#0  php_error_cb (type=1, error_filename=0x7ffff7fdbaf0 "/data3/eatmem.php", error_lineno=3,
    format=<value optimized out>, args=<value optimized out>)
    at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/main/main.c:1132
#1  0x00000000006ae29c in zend_error (type=1,
    format=0xb09580 "Allowed memory size of %ld bytes exhausted (tried to allocate %lu bytes)")
    at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/Zend/zend.c:1128
#2  0x0000000000687848 in zend_mm_safe_error (heap=0xe2f050,
    format=0xb09580 "Allowed memory size of %ld bytes exhausted (tried to allocate %lu bytes)", limit=1048576,
    size=2048001) at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/Zend/zend_alloc.c:1777
#3  0x00000000006884e6 in _zend_mm_alloc_int (heap=0xe2f050, size=2048001)
    at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/Zend/zend_alloc.c:1980
#4  0x000000000061195b in zif_str_repeat (ht=<value optimized out>, return_value=0x7ffff7fdb058,
    return_value_ptr=<value optimized out>, this_ptr=<value optimized out>,
    return_value_used=<value optimized out>)
    at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/ext/standard/string.c:4917
#5  0x000000000073070b in zend_do_fcall_common_helper_SPEC (execute_data=<value optimized out>)
    at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/Zend/zend_vm_execute.h:550
#6  0x0000000000721f50 in execute_ex (execute_data=0x7ffff7fa8210)
    at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/Zend/zend_vm_execute.h:363
#7  0x00000000006ad719 in zend_execute_scripts (type=8, retval=0x0, file_count=3)
    at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/Zend/zend.c:1327
#8  0x000000000064ef7a in php_execute_script (primary_file=0x7fffffffe070)
    at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/main/main.c:2525
#9  0x000000000075fdbc in do_cli (argc=6, argv=0xe2ec30)
    at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/sapi/cli/php_cli.c:994
#10 0x0000000000760558 in main (argc=6, argv=0xe2ec30)
    at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/sapi/cli/php_cli.c:1378

#0 php_error_cb (type=1, error_filename=0x7ffff7fdbaf0 "/data3/eatmem.php", error_lineno=3,

format=<value optimized out>, args=<value optimized out>)

at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/main/main.c:1132

#1 0x00000000006ae29c in zend_error (type=1,

format=0xb09580 "Allowed memory size of %ld bytes exhausted (tried to allocate %lu bytes)")

at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/Zend/zend.c:1128

#2 0x0000000000687848 in zend_mm_safe_error (heap=0xe2f050,

format=0xb09580 "Allowed memory size of %ld bytes exhausted (tried to allocate %lu bytes)", limit=1048576,

size=2048001) at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/Zend/zend_alloc.c:1777

#3 0x00000000006884e6 in _zend_mm_alloc_int (heap=0xe2f050, size=2048001)

at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/Zend/zend_alloc.c:1980

#4 0x000000000061195b in zif_str_repeat (ht=<value optimized out>, return_value=0x7ffff7fdb058,

return_value_ptr=<value optimized out>, this_ptr=<value optimized out>,

return_value_used=<value optimized out>)

at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/ext/standard/string.c:4917

#5 0x000000000073070b in zend_do_fcall_common_helper_SPEC (execute_data=<value optimized out>)

at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/Zend/zend_vm_execute.h:550

#6 0x0000000000721f50 in execute_ex (execute_data=0x7ffff7fa8210)

at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/Zend/zend_vm_execute.h:363

#7 0x00000000006ad719 in zend_execute_scripts (type=8, retval=0x0, file_count=3)

at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/Zend/zend.c:1327

#8 0x000000000064ef7a in php_execute_script (primary_file=0x7fffffffe070)

at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/main/main.c:2525

#9 0x000000000075fdbc in do_cli (argc=6, argv=0xe2ec30)

at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/sapi/cli/php_cli.c:994

#10 0x0000000000760558 in main (argc=6, argv=0xe2ec30)

at /data3/rpmbuild/SOURCES/beebank-php5-5.5.25.1/sapi/cli/php_cli.c:1378

如果需要添加 …

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关于C语言之字符串拼接（堆与栈）

且看一个demo:

int do_sth(int type) {
    char *errstr;
    
    switch(type) {
    case 1:
        errstr = "Error";break
    case 2:
        errstr = "Warn";break
    case 3:
        errstr = "Info";break
    case 4:
        errstr = "Debug";break
    default:
        return 0;
    }

    if (...) {..}
    if (...) {
        ..;
        fprintf(stdout, "%s %s", errstr, ...);
        return 1;
    }
    if (...) { return 1;}
    if (...) {
        fprintf(stderr, "%s %s", errstr, ...);
    }
    ...
    return 0;
}

int do_sth(int type) {

char *errstr;

switch(type) {

case 1:

errstr = "Error";break

case 2:

errstr = "Warn";break

case 3:

errstr = "Info";break

case 4:

errstr = "Debug";break

default:

return 0;

}

if (...) {..}

if (...) {

..;

fprintf(stdout, "%s %s", errstr, ...);

return 1;

}

if (...) { return 1;}

if (...) {

fprintf(stderr, "%s %s", errstr, ...);

}

...

return 0;

}

问题：如何在errst …

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关于php-fpm reload的优雅实现

我们知道，nginx的reload是不会影响服务的，php-fpm也有reload 功能，而且确实不是rest …

继续阅读“关于php-fpm reload的优雅实现”