一、kmem -s 查看slab
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| crash> kmem -s
CACHE NAME OBJSIZE ALLOCATED TOTAL SLABS SSIZE
...
ffff8808132d1ac0 request_sock_TCP 128 2 30 1 4k
ffff8808135e1400 sock_inode_cache 704 298 470 94 4k
...
|
二、kmem -S 查看slab中详细内容
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| crash> kmem -S request_sock_TCP
CACHE NAME OBJSIZE ALLOCATED TOTAL SLABS SSIZE
ffff8808132d1ac0 request_sock_TCP 128 2 30 1 4k
SLAB MEMORY TOTAL ALLOCATED FREE
ffff88078b9c6000 ffff88078b9c60c0 30 2 28
FREE / [ALLOCATED]
ffff88078b9c60c0
ffff88078b9c6140
ffff88078b9c61c0
ffff88078b9c6240
ffff88078b9c62c0
ffff88078b9c6340
ffff88078b9c63c0
ffff88078b9c6440
ffff88078b9c64c0
ffff88078b9c6540
ffff88078b9c65c0
ffff88078b9c6640
ffff88078b9c66c0
[ffff88078b9c6740]
[ffff88078b9c67c0]
ffff88078b9c6840
ffff88078b9c68c0
ffff88078b9c6940
ffff88078b9c69c0
...
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request_sock_TCP 是 struct request_sock 类型，所以对于已分配的地址可以直接查看
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| crash> struct request_sock 0xffff88078b9c6740
struct request_sock {
dl_next = 0x0,
mss = 1460,
retrans = 0 '\000',
cookie_ts = 0 '\000',
window_clamp = 8388480,
rcv_wnd = 14600,
ts_recent = 0,
expires = 4302901768,
rsk_ops = 0xffffffff81c0e840 <tcp_request_sock_ops>,
sk = 0xffff880771dad800,
secid = 3039208612,
peer_secid = 3672081930
}
|
http://blog.csdn.net/u011279649/article/details/17529315
