Hello Changkuo, Maybe you can use debugfs.ocfs2 to search and dump the inode block, then try to see if the extent tree is destroyed, or not?
Thanks Gang >>> > Hi Junxiao, > Thanks for you reply. > Unfortunately, the file was removed few days ago, and I cann't find the > extents tree with logdump command as the journal file had been rewrited. > I creat a file and remove it after a while, then the latest extents tree > of the file can be found with logdump command. In this situation, the file > can be restored. > > Anyway, thanks again. > Changkuo.Shi > ---------------------------------------------------------------------- > 发件人: Junxiao Bi [mailto:junxiao...@oracle.com] > 发送时间: 2016年3月4日 11:09 > 收件人: shichangkuo 09727 (CCPL); ocfs2-devel@oss.oracle.com > 主题: Re: [Ocfs2-devel] [QUESTION] How to recover a deleted file? > > On 03/04/2016 08:47 AM, Shichangkuo wrote: >> Hi All, >> >> I have removed a file which was very important to me by mistake. >> Does someone once encounta problem like this, and could the file be >> undeleted? > Maybe you can rebuild it manually if released clusters are not reused. > Umount the volume first, then use logdump of debugfs.ocfs2 to find the > latest extents tree of the file before it is removed. With this, you can copy > the removed file out. Good luck. > > Thanks, > Junxiao. > >> >> >> >> Many thanks. >> >> Changkuo.Shi >> >> ---------------------------------------------------------------------- >> --------------------------------------------------------------- >> This e-mail and its attachments contain confidential information from >> H3C, which is intended only for the person or entity whose address is >> listed above. >> Any use of the >> information contained herein in any way (including, but not limited >> to, total or partial disclosure, reproduction, or dissemination) by >> persons other than the intended >> recipient(s) is prohibited. If you receive this e-mail in error, >> please notify the sender by phone or email immediately and delete it! >> >> >> _______________________________________________ >> Ocfs2-devel mailing list >> Ocfs2-devel@oss.oracle.com >> https://oss.oracle.com/mailman/listinfo/ocfs2-devel >> > > ---------------------------------------------------------------------------- > --------------------------------------------------------- > 本邮件及其附件含有杭州华三通信技术有限公司的保密信息，仅限于发送给上面地址中列出 > 的个人或群组。禁止任何其他人以任何形式使用（包括但不限于全部或部分地泄露、复制、 > 或散发）本邮件中的信息。如果您错收了本邮件，请您立即电话或邮件通知发件人并删除本 > 邮件！ > This e-mail and its attachments contain confidential information from H3C, > which is > intended only for the person or entity whose address is listed above. Any > use of the > information contained herein in any way (including, but not limited to, > total or partial > disclosure, reproduction, or dissemination) by persons other than the > intended > recipient(s) is prohibited. If you receive this e-mail in error, please > notify the sender > by phone or email immediately and delete it! > _______________________________________________ > Ocfs2-devel mailing list > Ocfs2-devel@oss.oracle.com > https://oss.oracle.com/mailman/listinfo/ocfs2-devel _______________________________________________ Ocfs2-devel mailing list Ocfs2-devel@oss.oracle.com https://oss.oracle.com/mailman/listinfo/ocfs2-devel
