09-29-2009
jfs2 is all you need to know there is no real bennifit in using jfs any more
9 More Discussions You Might Find Interesting
1. UNIX for Advanced & Expert Users
Hi there,
Can anyone tell me the advantages that jfs has over Veritas (if any)??
Cheers. (5 Replies)
Discussion started by: rich
5 Replies
2. UNIX for Dummies Questions & Answers
Need help,
I have read the docs but need some better understanding.
Can someone explain the reasons behind setting the values for
fragement size, i-node and allocation group size?
Thanks, (6 Replies)
Discussion started by: kburrows
6 Replies
3. AIX
Hi,
I am getting an error message when i try to increase the size of a filesystems
under AIX 4.3.3:
chfs: 0506-932 Can not extend a JFS file system with nbpi = 4096
and frag = 4096 past 134217728 (512 byte blocks).
-> Characteristics Journaled File System
... (4 Replies)
Discussion started by: Can
4 Replies
4. AIX
hi all,
can sumbody give me a link which gives the basic layout of JFS, JFS2 and the veritas file system.
and i also want to know about the data structures used in this filsystem
thanx in advance (0 Replies)
Discussion started by: anwerreyaz
0 Replies
5. AIX
Hi All,
I can't create a FS from a SAN VG with size of 160G on JFS (NOT JFS2, requirement with application) with large file enabled.
It only let me create 64G in maximum size. The actual size of SAN VG is also 160G, the FS can be smaller than 160G because of the inode allocation.
Please... (1 Reply)
Discussion started by: itik
1 Replies
6. AIX
Hi,
is anyone aware about filesystem size restrictions on AIX? And does anyone know a solution for below problem?
I have 2 boxes attached to EMC Raid5 storage, both have huge /optware/oracle/oradata filesystems - 4.5 and 2.5 TB in size, nothing is striped or in any other way restricted. Due to... (11 Replies)
Discussion started by: zxmaus
11 Replies
7. AIX
Hello all,
I'm trying to grow a file system by 500MB using SMIT on AIX 5.2 but I receive this error:
"0516-404 allocp: This system cannot fulfill the allocation request.
There are not enough free partitions or not enough physical volumes
to keep strictness and satisfy allocation requests.... (3 Replies)
Discussion started by: need2bageek
3 Replies
8. AIX
how to change the filesystem from jfs to jfs2 in ibm aix6.1
please tell me command for that.
thank you,
paandu (2 Replies)
Discussion started by: paandur
2 Replies
9. AIX
Hello!
I have a LPAR with 51GB RAM
topas shows 21% of memory for client pages (~11Gb)
svmon -G show 2906772 client pages in use (~11Gb)
but then i try to investigate per process client memory usage
svmon -P -O filtertype=client
and summarize inuse column, i get only 347880 pages... (1 Reply)
Discussion started by: sys
1 Replies
LEARN ABOUT REDHAT
logdump
logdump(8) JFS utility - journal log dump logdump(8)
NAME
logdump - dump a JFS formatted device's journal log
SYNOPSIS
logdump [ -a ] device
DESCRIPTION
logdump dumps the contents of the journal log from the specified JFS formatted device into output file ./jfslog.dmp.
device is the special file name corresponding to the actual device from which the journal log will be dumped (e.g. /dev/hdb1 ).
logdump must be run as root.
OPTIONS
-a Dump the entire contents of the journal log instead of just the committed transactions since the last synch point.
EXAMPLE
Dump the entire JFS journal log from the 3rd partition of the 2nd hard disk into ./jfslog.dmp:
logdump -a /dev/hdb3
REPORTING BUGS
If you find a bug in JFS or logdump, please report it via the bug tracking system ("Report Bugs" section) of the JFS project web site:
http://oss.software.ibm.com/jfs
Please send as much pertinent information as possible, including any logdump error messages and the complete output of running fsck.jfs
with the -v option on the JFS device.
SEE ALSO
xchklog(8), xchkdmp(8), mkfs.jfs(8), fsck.jfs(8), logredo(8), xpeek(8)
AUTHORS
Barry Arndt (barndt@us.ibm.com)
William Braswell, Jr.
logdump is maintained by IBM.
See the JFS project web site for more details:
http://oss.software.ibm.com/jfs
October 10, 2001 logdump(8)