2012/1/4-2/6 [Computer/HW/Drives] UID:54281 Activity:nil | 1/4 I want to test how my servers behave during a disk failure and
a RAID reconstruction so I want to simulate a hardware failure.
How can I do this in Linux without having to physically pull
a drive? These disks are behind a RAID card and run Linux. -ausman
\_ According to the Linux RAID wiki, you might be able to use mdadm
to do this with something like the following:
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2009/12/7-2010/1/3 [Computer/HW/Memory, Computer/HW] UID:53574 Activity:nil | 12/7 How many TCP retransmits are too many? Here is what I get:
3594143433 segments received
3760174421 segments send out
3801829561 segments retransmited
\_ rephrase. you can never have too much money. or too little.
what is, is.
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2009/7/28-8/6 [Computer/SW/Database] UID:53213 Activity:nil | 7/27 I have an actual technical question here. My MySQL DBA tells me
that I can't expect a MySQL port to be able to run effectively
on more than a two CPU box, he says that the extra CPUs will
sit there unused. Is this true? I have a bunch of new quad core
servers that I would like to use as Database machines. -ausman
\_ It's not that simple. If you stress test your new fancy multi core
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2009/1/2-8 [Computer/HW, Computer/HW/Drives] UID:52310 Activity:low | 12/31 SOMEONE PLEASE FIX KEG! Why does it keep crashing?
\_ It's hard to tell. The risk of crashing seems to increase with
disk activity, or so it seems, but debugging the kernel doesn't
seem to yield much info. Email root for detailed info; I don't
have a deep understanding of the problem --t
\_ How about a backup LDAP server? I don't need files as much
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