[CentOS] Re: segfaults with 8 gig of ram

Thu Mar 22 18:54:01 UTC 2007
Scott Silva <ssilva at sgvwater.com>

tblader spake the following on 3/22/2007 9:01 AM:
> Hi All,
> Just a follow up.  Pulling out one stick (2 gig) of the 8 seems to
> fix the problem.
> I ran into the most problems while installing Sun's Java
> (jre-1_5_0_11-linux-i586.bin) while this is unzipping into /usr/local is
> when
> things consistently lock up.    This is what I've been using to test
> things.
> There is sufficient disk space in the partition.
> I bypassed the prompt during the install and made a loop that removes
> the jre1.5.0_11 directory and then just does sh -x on the
> jre-1_5_0_11-linux-i586.bin.  Leaving this run will lock the machine within
> a couple loops.  Removing 1 stick of ram , the loop continues to run at
> least for 15 minutes before I terminated it.
> I've moved the ram around in different slots to see if it made a
> difference,
> as well as removed different single sticks to test.   It seems the only
> thing
> that improves stability is to remove a single stick out of either the
> channel
> A or channel B slots.
> On the last test with all 4 sticks in, this message was printed to my ssh
> session right before hurling.
> oas kernel: Assertion failure in __journal_temp_unlink_buffer() at
> fs/jbd/transaction.c:1521: "jbd_is_locked_bh_state(bh)"
> Hopefully this all makes sense to someone more knowlegeable than I.
> Thomas
Looking online, there are many pages that mention problems with DDR2-800
memory needing the voltages turned up to 1.9 volts. Something else to try.


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