<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> <HTML> <HEAD> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii"> <META NAME="Generator" CONTENT="MS Exchange Server version 6.5.7233.69"> <TITLE></TITLE> </HEAD> <BODY>  <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial">HI all,</FONT></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial">I'm testing LVM on a redhat EL 5 with the following configuration : </FONT></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial"> * one FSC Primergy server with one dual port Qlogic HBA</FONT></SPAN><SPAN LANG="en-gb"> <FONT SIZE=2 FACE="Arial">2462 </FONT></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial"> * each Qlogic port is connected to a SA</FONT></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial">N</FONT></SPAN><SPAN LANG="en-gb"> <FONT SIZE=2 FACE="Arial">(dual fabric) </FONT></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial"> * use of device mapper</FONT></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial"> * use of LVM to define a mirror disk on two IBM ESS 2105 disks</FONT></SPAN><SPAN LANG="en-gb"> </SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial">Everything was fine an</FONT></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial">d</FONT></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial"> worked</FONT></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial">. I have created the lvm with</FONT></SPAN><SPAN LANG="en-gb"> <FONT SIZE=2 FACE="Arial">:</FONT></SPAN><SPAN LANG="en-gb"></SPAN></P> <P DIR=LTR><SPAN LANG="en-gb"></SPAN><SPAN LANG="nl"></SPAN><SPAN LANG="en-gb"></SPAN></P> <P DIR=LTR><SPAN LANG="nl"></SPAN><SPAN LANG="en"><FONT SIZE=2 FACE="Courier New">root@linprd11 by-id]# lvcreate -L 10G -m1 -n mirror1vg1 </FONT></SPAN></P> <P DIR=LTR><SPAN LANG="en"><FONT SIZE=2 FACE="Courier New">vg1 /dev/mapper/1IBM_2105_41630194 /dev/mapper/1IBM_2105_41630317 </FONT></SPAN></P> <P DIR=LTR><SPAN LANG="en"><FONT SIZE=2 FACE="Courier New">/dev/mapper/1IBM_2105_41F30194</FONT></SPAN></P> <P DIR=LTR><SPAN LANG="en"><FONT SIZE=2 FACE="Courier New"> Logical volume "mirror1vg1" created</FONT></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="nl"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en"></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"></SPAN><SPAN LANG="en"><FONT SIZE=2 FACE="Arial">Sync between the two mirrors was ok :</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en"> </SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"></SPAN><SPAN LANG="en"></SPAN></P> <P DIR=LTR><SPAN LANG="en-gb"></SPAN><SPAN LANG="nl"></SPAN><SPAN LANG="en"><FONT SIZE=2 FACE="Courier New">[root@linprd11 by-id]# lvs</FONT></SPAN></P> <P DIR=LTR><SPAN LANG="en"><FONT SIZE=2 FACE="Courier New"> LV VG Attr LSize Origin Snap% Move Log Copy%</FONT></SPAN></P> <P DIR=LTR><SPAN LANG="en"><FONT SIZE=2 FACE="Courier New"> mirror1vg1 vg1 mwi-a- 10.00G mirror1vg1_mlog 100.00</FONT></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="nl"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en"></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en"><FONT SIZE=2 FACE="Arial">Then, I suppress access</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en"> <FONT SIZE=2 FACE="Arial">to one image of the mirror and reboot the Linux server.</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en"> <FONT SIZE=2 FACE="Arial">The boot</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en"><FONT SIZE=2 FACE="Arial"> failed</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en"><FONT SIZE=2 FACE="Arial"> and g</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en"><FONT SIZE=2 FACE="Arial">ive</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en"><FONT SIZE=2 FACE="Arial"> the following</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en"> <FONT SIZE=2 FACE="Arial">error message</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en"> <FONT SIZE=2 FACE="Arial">:</FONT></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en"><FONT SIZE=2 FACE="Arial"> * An error occurred during the file system check. Dropping you to a shell - Give root password for maintenance : </FONT></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial">When I try the command lvm</FONT></SPAN><SPAN LANG="en-gb"> <FONT SIZE=2 FACE="Arial">-a -o +devices -P , I receive Locking type 1 initialisation failed.</FONT></SPAN><SPAN LANG="en-gb"> <FONT SIZE=2 FACE="Arial">If I use the</FONT></SPAN><SPAN LANG="en-gb"><B></B></SPAN><B><SPAN LANG="en"> <FONT SIZE=2 FACE="Arial">--ignorelockingfailure</FONT></SPAN></B><SPAN LANG="en-gb"><B></B></SPAN><B><SPAN LANG="en"><FONT SIZE=2 FACE="Arial">, I receive : </FONT></SPAN></B></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial"> </FONT></SPAN><SPAN LANG="en-gb"> </SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial">Can you tell me how I can solve this problem ?</FONT></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial"> </FONT></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial">Thanks a lot for your help.</FONT></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial">Regards.</FONT></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Arial">Pierre.</FONT></SPAN></P> <P DIR=LTR ALIGN=JUSTIFY><SPAN LANG="en-gb"></SPAN></P> </BODY> </HTML> <HTML><BODY><P><hr size=1></P> <P><STRONG> Visit our website! http://www.nbb.be "DISCLAIMER: The content of this e-mail message should not be construed as binding on the part of the National Bank of Belgium (NBB) unless otherwise and previously stated. 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