Q. I have to create some enormous (dozens of Gb) logical volumes with mirroring. The mirroring takes a very long time. Is there some way to speed up this process? A. Yes, it can be done with one command in just a second or two....
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Bootup: user database…Fail
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Q: When I bootup my HP-UX system, I see this message in the rc startup scripts: Checking user database .............. FAIL * How can I fix this error? A: From the script itself (/sbin/init.d/userdb), you can see that userdb is being run. So from the...
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Dots across screen at bootup
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Q: When I boot up, I am seeing a mess on the startup screen, something linke this: HP-UX Start-up in progress _________________________ Configure system crash dump ............................................................................................... ............................................................................................... ............................................................................................... ............................................................................................... ............................................................................................... ............................................................................................... .................................................................................... OK Removing old vxvm files What's wrong? A:...
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Quick reference for PGP
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Quick reference for PGP PGP encryption for HP-UX can be provided with the open source program GnuPG. You can download the program from HP but only for 11.23 and 11.31, part of the Internet Express collection ( ). It is available for 11.11, 11.23...
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Upgrading Ignite/UX
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Q: I need to upgrade my Ignite/UX, but I have heard two different approaches: remove and install, or just install. What is the correct method? A: The answer is yes. Actually, it depends. Normally, just install the new version and all will be well. The...
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Restoring a file from Ignite backups
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Restoring a file from Ignite backups (HP-UX) Q: I use Ignite on all my systems but occasionally I need to restore a single file or a directory. Is it possible to restore one file from the tape? How about from a network Ignite server? A:...
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Copied directories don’t match in size
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Q: When I copy files to another directory, the inode usage and the size of the copied directories are different. What is happening? A: When you copy files from one filesystem to another you will almost *ALWAYS* have a different amount of space occupied as...
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awk: Alternate search method for special chars
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The awk search (/string/...) requires that / be escaped as it is the delimiter for the search pattern. This can be a pain to fix for full pathnames: awk -v MNT=/abc/def/file '/^MNT/{print $0}' This fails as the imbedded slashes will be interpreted as more search...
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awk: Alternate search method for special chars
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The awk search (/string/...) requires that / be escaped as it is the delimiter for the search pattern. This can be a pain to fix for full pathnames: awk -v MNT=/abc/def/file '/^MNT/{print $0}' This fails as the imbedded slashes will be interpreted as more search...
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Copying or moving lots of files
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Q: I need to copy a lot of files and directories to another directory. What’s the fastest way: A: If the source_directory does not have any largefiles (that is, files greater than 2GB), you can use cpio –p like this: cd /source_directory find ....
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