Bacula-users

Re: [Bacula-users] Checksum warnings during backup?

2010-07-01 10:38:27
Subject: Re: [Bacula-users] Checksum warnings during backup?
From: Andreas Koch <koch AT esa.informatik.tu-darmstadt DOT de>
To: Jonathan B Bayer <jbayer AT bayertechnologygroup DOT com>
Date: Thu, 01 Jul 2010 16:36:11 +0200
On 07/01/2010 01:17 PM, Jonathan B Bayer wrote:
> Hello Andreas,
>
> Have you checked the drive?

The drive is a RAID-5 volume on an 8-disk Adaptec 5805 controller.

>
> Try copying the files to another location and see if the copies give
> the same error.

By copies you just mean cp, right? If so: No problems occur on any of the 
files, they are all readable. There have been no read errors visible in Linux, 
and the controller did not log any errors.

Andreas

>
>
>
> JBB
>
>
>
> Thursday, July 1, 2010, 7:10:38 AM, you wrote:
>
>> On 06/30/2010 12:55 PM, Martin Simmons wrote:
>>>>>>>> On Tue, 29 Jun 2010 18:06:41 +0200, Andreas Koch said:
>>>>
>>>> Can no one help with this? I'm somewhat worried that the many lines of
>>>>
>>>>       Warning: Can't verify checksum for (filename...)
>>>>
>>>> during backup indicate a configuration problem and I fear for the 
>>>> consistency
>>>> of our data.
>>>
>>> The warning means that the checksum wasn't sent to the File Daemon, so it
>>> couldn't check it.
>>>
>>> Does it happen for every file?
>
>> No, only for very few ones. For example, the following files from our root
>> file system get the warning:
>
>> /usr/kde/3.5/share/doc/HTML/en/kpovmodeler/cr22-action-pmrender.png
>> /usr/kde/3.5/share/icons/hicolor/48x48/apps/kfax.png
>> /usr/kde/3.5/share/icons/hicolor/16x16/apps/kfax.png
>> /usr/kde/3.5/share/icons/hicolor/scalable/apps/kfaxview.svgz
>> /usr/kde/3.5/share/icons/hicolor/22x22/apps/kfax.png
>> /usr/kde/3.5/share/icons/hicolor/32x32/apps/kfax.png
>> /usr/kde/3.5/share/icons/crystalsvg/16x16/actions/palette_lineart.png
>> /usr/kde/3.5/share/apps/kile/pics/type_Article.tex.kileicon
>> /usr/share/man/man3/uuid_generate_random.3.bz2
>> /usr/share/man/man8/ramsize.8.bz2
>> /usr/share/man/man8/linux32.8.bz2
>> /usr/share/man/man8/x86_64.8.bz2
>> /usr/share/man/man8/linux64.8.bz2
>> /usr/share/man/man8/rootflags.8.bz2
>> /usr/share/emacs/23.1/etc/images/undo.pbm
>> /usr/share/cups/templates/class-jobs-header.tmpl
>> /usr/share/icons/hicolor/16x16/apps/vnd.adobe.xdp+xml.png
>> /usr/share/postgresql-8.4/man/man7/table.7.bz2
>> /usr/include/xulrunner-1.9.1/unstable/jdk_java_lang_String.h
>> /usr/src/linux-2.6.32.9/firmware/radeon/RV635_pfp.bin.ihex
>> /usr/src/linux-2.6.32.9/firmware/radeon/RV670_pfp.bin.ihex
>> /usr/src/linux-2.6.32.9/firmware/radeon/RV630_pfp.bin.ihex
>> /usr/src/linux-2.6.32.9/firmware/radeon/RV620_pfp.bin.ihex
>> /usr/src/linux-2.6.32.9/firmware/radeon/RV610_me.bin.ihex
>> /usr/src/linux-2.6.32.9/firmware/radeon/RV630_me.bin.ihex
>> /usr/src/linux-2.6.32.9/firmware/radeon/RV710_pfp.bin.ihex
>> /usr/src/linux-2.6.32.9/firmware/adaptec/starfire_rx.bin.ihex
>> /usr/src/linux-2.6.32.9/firmware/mts_cdma.fw.ihex
>> /usr/src/linux-2.6.32.9/arch/microblaze/include/asm/hw_irq.h
>> /usr/src/linux-2.6.32.9/arch/microblaze/include/asm/user.h
>> /usr/src/linux-2.6.32.9/arch/microblaze/include/asm/cputable.h
>> /usr/src/linux-2.6.32.9/drivers/staging/otus/hal/hpfwu.c
>> /usr/libexec/bacula/updatedb/update_sqlite_tables_9_to_10.in
>> /usr/lib/xulrunner-1.9.1/res/table-remove-row-hover.gif
>> /usr/lib/xulrunner-1.9.1/res/table-remove-column.gif
>> /usr/lib/xulrunner-1.9.1/res/table-remove-row-active.gif
>> /usr/lib/mozilla-thunderbird/include/java/jdk_java_lang_String.h
>> /usr/lib/mozilla-thunderbird/res/table-remove-row-hover.gif
>> /usr/lib/mozilla-thunderbird/res/table-remove-column.gif
>> /usr/lib/mozilla-thunderbird/res/html/gopher-sound.gif
>> /usr/lib/mozilla-thunderbird/res/table-remove-row-active.gif
>
>> The files themselves look normal permission-wise:
>
>> 8.0K -rw-r--r-- 5 root root 6.2K Dec  3  2009
>> /usr/src/linux-2.6.32.9/firmware/radeon/RV635_pfp.bin.ihex
>
>> The situation is similar for other file systems.
>
>> We have been running another differential by now, and always the _same_ files
>> get the warnings. The files are all older than the last full backup and have
>> not been changed between full abd differential runs.
>
>> Still stumped,
>>     Andreas
>
>
>>> Can you repeat it with a small test using only
>>> a few files?
>>>
>>> __Martin
>>>
>>>
>>>
>>>
>>>>
>>>> Any hints would be appreciated,
>>>>      Andreas Koch
>>>>
>>>>
>>>> On 06/21/2010 01:41 PM, Andreas Koch wrote:
>>>>> Hi all,
>>>>>
>>>>> after switching to Bacula 5.0.2, I have been receiving that message 
>>>>> during our
>>>>> first differential backup for hundreds of files. What does it mean? Do I 
>>>>> have
>>>>> a problem?
>>>>>
>>>>> I haven't been able to find anything useful in the documentation or on the
>>>>> mailing list and would be grateful for any hints.
>>>>>
>>>>> For reference, I am using Accurate = yes with
>>>>>
>>>>> FileSet {
>>>>>       Name = "FullSet"
>>>>>       Include {
>>>>>         Options {
>>>>>           signature = SHA1;
>>>>>           verify=pins1;
>>>>>           accurate=pins1;
>>>>>         }
>>>>> ...
>>>>>
>>>>> Many thanks,
>>>>>       Andreas Koch
>>>>>
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>>>>
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