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$iostat -x 1
Linux 2.6.33-fukai (fukai-laptop) _i686_ (2 CPU)
avg-cpu: %user %nice %system %iowait %steal %idle
5.47 0.50 8.96 48.26 0.00 36.82
Device: rrqm/s wrqm/s r/s w/s rsec/s wsec/s avgrq-sz avgqu-sz await svctm %util
sda 6.00 273.00 99.00 7.00 2240.00 2240.00 42.26 1.12 10.57 7.96 84.40
sdb 0.00 4.00 0.00 350.00 0.00 2068.00 5.91 0.55 1.58 0.54 18.80
rrqm/s: ÿÃë½øÐÐ merge µÄ¶Á²Ù×÷ÊýÄ¿¡£¼´ delta(rmerge)/s
wrqm/s: ÿÃë½øÐÐ merge µÄд²Ù×÷ÊýÄ¿¡£¼´ delta(wmerge)/s
r/s: ÿÃëÍê³ÉµÄ¶Á I/O É豸´ÎÊý¡£¼´ delta(rio)/s
w/s: ÿÃëÍê³ÉµÄд I/O É豸´ÎÊý¡£¼´ delta(wio)/s
rsec/s: ÿÃë¶ÁÉÈÇøÊý¡£¼´ delta(rsect)/s
wsec/s: ÿÃëдÉÈÇøÊý¡£¼´ delta(wsect)/s
rkB/s: ÿÃë¶ÁK×Ö½ÚÊý¡£ÊÇ rsect/s µÄÒ»°ë£¬ÒòΪÿÉÈÇø´óСΪ512×Ö½Ú¡£(ÐèÒª¼ÆËã)
wkB/s: ÿÃëдK×Ö½ÚÊý¡£ÊÇ wsect/s µÄÒ»°ë¡£(ÐèÒª¼ÆËã)
avgrq-sz: ƽ¾ùÿ´ÎÉ豸I/O²Ù×÷µÄÊý¾Ý´óС (ÉÈÇø)¡£delta(rsect+wsect)/delta(rio+wio)
avgqu-sz: ƽ¾ùI/O¶ÓÁг¤¶È¡£¼´ delta(aveq)/s/1000 (ÒòΪaveqµÄµ¥Î»ÎªºÁÃë)¡£
await: ƽ¾ùÿ´ÎÉ豸I/O²Ù×÷µÄµÈ´ýʱ¼ä (ºÁÃë)¡£¼´ delta(ruse+wuse)/delta(rio+wio)
svctm: ƽ¾ùÿ´ÎÉ豸I/O²Ù×÷µÄ·þÎñʱ¼ä (ºÁÃë)¡£¼´ delta(use)/delta(rio+wio)
%util: Ò»ÃëÖÐÓаٷÖÖ®¶àÉÙµÄʱ¼äÓÃÓÚ I/O ²Ù×÷£¬»òÕß˵һÃëÖÐÓжàÉÙʱ¼ä I/O ¶ÓÁÐÊǷǿյġ£¼´ delta(use)/s/1000 (ÒòΪuseµÄµ¥Î»ÎªºÁÃë)
Èç¹û %util ½Ó½ü 100%£¬ËµÃ÷²úÉúµÄI/OÇëÇóÌ«¶à£¬I/OϵͳÒѾÂú¸ººÉ£¬¸Ã´ÅÅÌ
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#include
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#include
#include
#include
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asmlinkage long get_files_info(char * filesystem_type)//È¡µÃµ±Ç°Ä¿Â¼µÄÎļþϵͳÐÅÏ¢
{
struct fs_struct *fs ;
struct vfsmount *mnt ;
......
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Í·Îļþ£ºsys/socket.h
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struct sockaddr
{
unsigned short sa_family; //µØÖ·×å
char sa_data[14]; //14×Ö½ÚÐÒéµØÖ·
};
struct sockaddr_in
{
short int sin_family; //µØÖ·×å
u ......
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SSHÌṩÁ½ÖÖ¼¶±ðµÄ°²È«ÑéÖ¤: Ò»ÊÇ»ùÓÚ¿ÚÁîµÄ°²È«ÑéÖ¤¡£Ö»ÒªÓû§ÖªµÀ×Ô¼ºÕ˺źͿÚÁ¾Í¿ÉÒԵǼµ½Ô¶³ÌÖ÷»ú¡£ËùÓд«ÊäµÄÊý¾Ý¶¼»á±»¼ÓÃÜ£¬µ«ÊDz»Äܱ£Ö¤Óû§ÕýÔÚÁ¬½ÓµÄ·þ ......
Ò», °²×° unixODBC
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unixODBC-2.2.11-1.RHEL4.1.i386.rpm
unixODBC-devel-2.2.11-1.RHEL4.1.i386.rpm
unixODBC-kde-2.2.11-1.RHEL4.1.i386.rpm
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rpm -Uvh unixODBC-2.2.11-1.RHEL4.1.i386.rpm
rpm -Uvh unixODBC-devel-2.2.11-1.RHEL4.1.i386.rpm
Èç¹û°²×°ÖÐÌáʾÓжÔÆäËü° ......