- Community Home
- >
- HPE Community, Taiwan
- >
- Tru64 Unix & OpenVMS
- >
- Tru64 Unix
- >
- How to use dbx tool
類別
Company
Local Language
論壇
討論平台
論壇
- Data Protection and Retention
- Entry Storage Systems
- Legacy
- Midrange and Enterprise Storage
- Storage Networking
- HPE Nimble Storage
討論平台
論壇
討論平台
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
- BladeSystem Infrastructure and Application Solutions
- Appliance Servers
- Alpha Servers
- BackOffice Products
- Internet Products
- HPE 9000 and HPE e3000 Servers
- Networking
- Netservers
- Secure OS Software for Linux
- Server Management (Insight Manager 7)
- Windows Server 2003
- Operating System - Tru64 Unix
- ProLiant Deployment and Provisioning
- Linux-Based Community / Regional
- Microsoft System Center Integration
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
Discussion Boards
論壇
部落格
- 訂閱此主題的RSS 提要
- 將此主題標記為未讀
- 將主題標記為已讀
- 將主題在本帳號置頂
- 標示為書籤
- 訂閱此主題
- 列印此頁
- 將文章標記為未讀
- 標示為書籤
- 訂閱此主題
- 靜音
- 訂閱此主題的RSS 提要
- 高亮顯示此文章
- 列印此文章
- 提報不當內容
在 10-27-2005 06:23 AM
在 10-27-2005 06:23 AM
How to use dbx tool
該如何設定呢 ,謝謝
#/usr/ucb/dbx -k /vmunix /dev/mem
dbx version 5.1
Type 'help' for help.
thread 0xfffffc007fe28a80 stopped at Source not available
warning: Files compiled -g3: parameter values probably wrong
- 將文章標記為未讀
- 標示為書籤
- 訂閱此主題
- 靜音
- 訂閱此主題的RSS 提要
- 高亮顯示此文章
- 列印此文章
- 提報不當內容
在 10-27-2005 08:12 AM
在 10-27-2005 08:12 AM
How to use dbx tool
That is warning messages not error messages,
example for your reference:
# /usr/bin/dbx -k /vmunix /dev/mem
dbx version 5.1
Type 'help' for help.
stopped at Source not available
warning: Files compiled -g3: parameter values probably wrong
(/usr/bin/dbx) p shminfo
struct {
shmmax = 536870912
shmmin = 1
shmmni = 128
shmseg = 32
}
(/usr/bin/dbx) p seminfo
struct {
semmni = 16
semmsl = 25
semopm = 10
semume = 10
semvmx = 32767
semaem = 16384
sema = 3
}
You need to refer to some C header files
to know what can be shown, such as kernel
data structure, for example:
# more /usr/include/sys/ipc.h
# more /usr/include/sys/shm.h
# more /usr/include/sys/sem.h
Be careful, if you are not familiar
with kernel handling, just show values in
it, DON'T change any value, otherwise, you
may make system panic.
Enjoy yourself with using tool to
understand some data in kernel.
Danny
- 將文章標記為未讀
- 標示為書籤
- 訂閱此主題
- 靜音
- 訂閱此主題的RSS 提要
- 高亮顯示此文章
- 列印此文章
- 提報不當內容
在 10-29-2005 12:16 PM
在 10-29-2005 12:16 PM
How to use dbx tool
(/usr/ucb/dbx) p bio_stats
struct {
getblk_hits = 0
getblk_misses = 0
getblk_research = 0
getblk_dupbuf = 0
getnewbuf_calls = 0
getnewbuf_buflocked = 0
vflushbuf_lockskips = 0
mntflushbuf_misses = 0
mntinvalbuf_misses = 0
vinvalbuf_misses = 0
allocbuf_buflocked = 0
ufssync_misses = 0
}
(/usr/ucb/dbx)
- 將文章標記為未讀
- 標示為書籤
- 訂閱此主題
- 靜音
- 訂閱此主題的RSS 提要
- 高亮顯示此文章
- 列印此文章
- 提報不當內容
在 10-29-2005 12:16 PM
在 10-29-2005 12:16 PM
How to use dbx tool
(/usr/ucb/dbx) p bio_stats
struct {
getblk_hits = 0
getblk_misses = 0
getblk_research = 0
getblk_dupbuf = 0
getnewbuf_calls = 0
getnewbuf_buflocked = 0
vflushbuf_lockskips = 0
mntflushbuf_misses = 0
mntinvalbuf_misses = 0
vinvalbuf_misses = 0
allocbuf_buflocked = 0
ufssync_misses = 0
}
(/usr/ucb/dbx)
- 將文章標記為未讀
- 標示為書籤
- 訂閱此主題
- 靜音
- 訂閱此主題的RSS 提要
- 高亮顯示此文章
- 列印此文章
- 提報不當內容
在 10-29-2005 12:47 PM
在 10-29-2005 12:47 PM
How to use dbx tool
The following two examples are obtained from
two machines:
This is a more I/O activities machine:
# sudo dbx -k /vmunix /dev/mem
dbx version 5.1
Type 'help' for help.
thread 0xfffffc00ffe06a80 stopped at
Source not available
warning: Files compiled -g3: parameter values probably wrong
(dbx) p bio_stats
struct {
getblk_hits = 86413
getblk_misses = 83701
getblk_research = 0
getblk_dupbuf = 0
getnewbuf_calls = 84383
getnewbuf_buflocked = 0
vflushbuf_lockskips = 0
mntflushbuf_misses = 0
mntinvalbuf_misses = 0
vinvalbuf_misses = 0
allocbuf_buflocked = 0
ufssync_misses = 0
}
(dbx)
This is another less I/O activities machine:
(dbx) p bio_stats
struct {
getblk_hits = 510
getblk_misses = 513
getblk_research = 0
getblk_dupbuf = 0
getnewbuf_calls = 513
getnewbuf_buflocked = 0
vflushbuf_lockskips = 0
mntflushbuf_misses = 0
mntinvalbuf_misses = 0
vinvalbuf_misses = 0
allocbuf_buflocked = 0
ufssync_misses = 0
}
(dbx)
Would you please post the command output of
"vmstat -P", and what is your machione OS
version?
Danny
- 將文章標記為未讀
- 標示為書籤
- 訂閱此主題
- 靜音
- 訂閱此主題的RSS 提要
- 高亮顯示此文章
- 列印此文章
- 提報不當內容
在 11-02-2005 11:30 AM
在 11-02-2005 11:30 AM
How to use dbx tool
Output the "vmstat -P" is the following :
root@auah42:/root
# dbx -k /vmunix /dev/mem
dbx version 5.1
Type 'help' for help.
thread 0xfffffc007fe26a80 stopped at Source not available
warning: Files compiled -g3: parameter values probably wrong
(dbx) p pio_stats
"pio_stats" is not defined or not active
(dbx) p bio_stats
struct {
getblk_hits = 0
getblk_misses = 0
getblk_research = 0
getblk_dupbuf = 0
getnewbuf_calls = 0
getnewbuf_buflocked = 0
vflushbuf_lockskips = 0
mntflushbuf_misses = 0
mntinvalbuf_misses = 0
vinvalbuf_misses = 0
allocbuf_buflocked = 0
ufssync_misses = 0
}
(dbx) quit
root@auah42:/root
#vmstat -P
Total Physical Memory = 6144.00 M
= 786432 pages
Physical Memory Clusters:
start_pfn end_pfn type size_pages / size_bytes
0 1984 pal 1984 / 15.50M
1984 262144 os 260160 / 2032.50M
2097152 2097212 pal 60 / 480.00k
2097212 2359296 os 262084 / 2047.53M
4194304 4194364 pal 60 / 480.00k
4194364 4456448 os 262084 / 2047.53M
Physical Memory Use:
start_pfn end_pfn type size_pages / size_bytes
1984 2057 scavenge 73 / 584.00k
2057 3259 text 1202 / 9.39M
3259 3584 scavenge 325 / 2.54M
3584 3851 data 267 / 2.09M
3851 4348 bss 497 / 3.88M
4348 4643 kdebug 295 / 2.30M
4643 4650 cfgmgmt 7 / 56.00k
4650 4652 locks 2 / 16.00k
4652 4670 pmap 18 / 144.00k
*
4672 6853 unixtable 2181 / 17.04M