Linux ÊÍ·ÅÄÚ´æ·½·¨
Linux ÊÍ·ÅÄÚ´æ·½·¨
ÏÈ¿´¿´ÄÚ´æÊ¹ÓÃ×´¿ö
[root@node1 ~]# free -m
total used free shared buffers cached
Mem: 8004 6557 1446 0 163 5630
-/+ buffers/cache: 763 7240
Swap: 1983 0 1983
°ÑÄÚ´æÀïµÄÊý¾ÝÔÝʱдµ½Ó²ÅÌÀï
[root@node1 ~]# sync
ÐÞ¸Ä /proc/sys/vm/drop_cachesÎļþ
[root@node1 ~]# echo 3 > /proc/sys/vm/drop_caches
[root@node1 ~]# cat /proc/sys/vm/drop_caches
ÔÙ¿´ÄÚ´æ
[root@node1 ~]# free -m
total used free shared buffers cached
Mem: 8004 631 7372 0 0 60
-/+ buffers/cache: 570 7433
Swap: 1983 0 1983
Ïà¹ØÎĵµ£º
ÀýÒ»£º·¢ËÍSignaling Packet£º
Signaling CommandÊÇ2¸öBluetoothʵÌåÖ®¼äµÄL2CAP²ãÃüÁî´«Êä¡£ËùÒÔµÃSignaling CommandʹÓÃCID 0x0001.
¶à¸öCommand¿ÉÒÔÔÚÒ»¸öC-frame£¨control frame£©Öз¢ËÍ¡£
Èç¹ûÒªÖ±½Ó·¢ËÍSignaling Command.ÐèÒª½¨Á¢SOCK_RAWÀàÐ͵ÄL2CAPÁ¬½ÓSocket¡£ÕâÑù²ÅÓлú»á×Ô¼ºÌî³äCommand Code£¬Identi ......
ǰÑÔ£º
µ±ÎÒÃÇʹÓÃǶÈëʽlinux ½øÐпª·¢Ê±£¬kernel ÅÜÆðÀ´Ö®ºó£¬ÎÒÃÇÏ£ÍûÄÜͨ¹ý´®¿Ú£¨±ê×¼ÊäÈë¡¢Êä³ö£©£¬ÔÚÓ¦ÓóÌÐòÕýÔÚÔËÐеĹý³ÌÖУ¬½øÐÐһЩµ÷ÊÔ¹¤×÷£¬ÀýÈ磬¶ÔCPUһЩ¼Ä´æ½øÐе÷Õû£¬ÒÔ¹Û²âµ÷ÕûÒÔºóµÄ½á¹û£¬²¢ÇÒ£¬µ±ÎÒÃÇÎÞ·¨°ÑÎÒÃǵÄÓ¦ÓóÌÐò·ÅÔÚºǫ́ÔËÐУ¬ÄÇôÎÒÃǾÍÐèÒªÊ ......
LinuxÏÂÀ©Õ¹Ó²ÅÌ£¨Ò»£©
(2009-09-26 19:15:12)
±êÇ©£ºit
ËÄ¡¢fdisk ¶ÔÓ²Å̼°·ÖÇøµÄ²Ù×÷£¬½øÈëfdisk ¶ÔÓ²Å̲Ù×÷½×¶Î
¡¡¡¡ÎÒÃÇ¿ÉÒÔ¶ÔÓ²Å̽øÐзÖÇø²Ù×÷£¬Ç°ÌáÊÇÄú°Ñfdisk -l ŪÃ÷°×ÁË£»Í¨¹ýfdisk -l
£¬ÎÒÃÇÄÜÕÒ³ö»úÆ÷ÖÐËùÓÐÓ²Å̸öÊý¼°É豸Ãû³Æ£»±ÈÈçÉÏÃæµÄÀý×Ó£¬ÎÒÃǻῴµ½Á½¸öÉ豸һ¸öÊÇ/dev/hda £¬ÁíÒ» ......
ÉèÖÃdsnºóËäÈ»ÐéÄâ»ú¿ÉÒÔÉÏÍøÁË£¬µ«ÊÇÓû§Ãû±ä³ÉÁËbogon£¬¶ø²»ÊÇ֮ǰµÄlocalhost£¬È¥µôDNSºóÖØÆôÐéÄâ»ú¾ÍÓÖ±ä³ÉÁËlocalhost
È»ºó¾Í¿ÉÒÔmount±¾»úÁË
»¹ÓÐÒ»ÖÖ·½·¨£º
hostname ÏÔʾµ±Ç°Ö÷»úÃû
hostname localhost ÉèÖõ±Ç°Ö÷»úÃûΪlocalhost
¹À¼ÆÒ²¿ÉÒÔ½â¾öÉÏÊö²»ÄÜmountµÄÎÊÌâ¡£ ......
»Æ Ïþ³¿
(huangxc@cn.ibm.com
), Èí¼þ¹¤³Ìʦ, IBM
·ë Èñ
(fengrui@cn.ibm.com
), Èí¼þ¹¤³Ìʦ, IBM
2008 Äê 7 ÔÂ 03 ÈÕ
±¾ÎĵÄÄ¿µÄÊÇÏë°ïÖú¶ÁÕßÀíÇå Linux 2.6ÖÐÎļþËøµÄ¸ÅÄîÒÔ¼°
Linux 2.6
¶¼ÌṩÁ˺ÎÖÖÊý¾Ý½á¹¹ÒÔ¼°¹Ø¼üµÄϵͳµ÷ÓÃÀ´ÊµÏÖÎļþËø£¬´Ó¶ø¿ÉÒÔ°ïÖú¶ÁÕ߸üºÃµØÊ¹ÓÃÎļþËøÀ´½â¾ö¶à¸ö½ø³Ì¶ÁÈ¡Í ......