Anyone got any clues who can figure this out? This installation has had these crashes since beginning.
On 2/4/05 1:04 PM, "Roland Dumas" <[EMAIL PROTECTED]> wrote: > This is not a new problem. Has been true since this was first installed. > > Witango hums along, medium to light traffic (0-20 user sessions at a time, > typically) > > Randomly, witango will crash. > > Frequency varies all over the place. It gets up to 1-3 times a day and does > that for a few weeks, calms down to one a week, or goes to zero for a couple > of months, and then another storm of crashes. > > The installation is identical to another, which never crashes. Both are > Xserves, OS X Server 10.2.8, same ODBC, same version of witango, same > installation of mysql... Except for RAM > > The crash log shows that every crash has something to do with odbc. I can't > understand what the crash log is telling me, but I started to suspect the > RAM, either bad RAM or insufficient. The crashing machine had 256MB and the > non-crashing 1.5G > > So, I harped at the IT guys until they added RAM to = 1.5G. Witango crashed > within a couple of hours. No traffic to speak of during that period. > > So I pull up the crash log and say to the IT guys (with more confidence than > my zero knowledge provides), "Lookit, same address! Must be the RAM is > intermitten or something. Bet it's finding the same old bad SIMM and > experiencing the same hiccup" > > They say, "BS, but nice try. If the memory has changed, and error is > resulting from some thread calling the same memory location, than whatever > thread is calling the memory location is suspect. It's your application, you > idiot." > > Does anyone in this universe understand how this works and how to find and > cure this problem? It's been true since day 1 for this machine. > > > Samples from crash log: > > Date/Time: 2005-02-04 06:11:12 -0800 > OS Version: 10.2.8 (Build 6R73) > Host: www. > > Command: witangod > PID: 625 > > Exception: EXC_BAD_ACCESS (0x0001) > Codes: KERN_INVALID_ADDRESS (0x0001) at 0x73002b54 > > > > Thread 7 Crashed: > #0 0x94f92e68 in _iodbcdm_driverload > #1 0x94f94f64 in SQLDriverConnect > #2 0x0016e9f8 in 0x16e9f8 > #3 0x00047908 in 0x47908 > #4 0x000689b0 in 0x689b0 > #5 0x000252d8 in 0x252d8 > #6 0x00025678 in 0x25678 > #7 0x000197e0 in 0x197e0 > #8 0x0001a1a4 in 0x1a1a4 > #9 0x00017e0c in 0x17e0c > #10 0x0001ac90 in 0x1ac90 > #11 0x0014e7d8 in 0x14e7d8 > #12 0x90020c28 in _pthread_body > > > > > Last year's crash > > > > Thread 7 Crashed: > #0 0x94f92e68 in _iodbcdm_driverload > #1 0x94f94f64 in SQLDriverConnect > #2 0x0016e9f8 in 0x16e9f8 > #3 0x00047908 in 0x47908 > #4 0x000689b0 in 0x689b0 > #5 0x000252d8 in 0x252d8 > #6 0x00025678 in 0x25678 > #7 0x000197e0 in 0x197e0 > #8 0x0001a1a4 in 0x1a1a4 > #9 0x00018650 in 0x18650 > #10 0x0007cfbc in 0x7cfbc > #11 0x0009e134 in 0x9e134 > #12 0x0009db9c in 0x9db9c > #13 0x00019a94 in 0x19a94 > #14 0x0001a1d4 in 0x1a1d4 > #15 0x00017e0c in 0x17e0c > #16 0x0001ac90 in 0x1ac90 > #17 0x0014e7d8 in 0x14e7d8 > #18 0x90020c28 in _pthread_body > > > ----------------------------------------- > Roland Dumas > Roberts Information Services > 310 W. Bellevue Avenue > San Mateo CA 94402 > 650-347-1373 > 415-412-9300 (cell) > [EMAIL PROTECTED] > SMS: http://new.servqual.com/html/sms.tml > > > ________________________________________________________________________ > TO UNSUBSCRIBE: Go to http://www.witango.com/developer/maillist.taf > ----------------------------------------- Roland Dumas Roberts Information Services 310 W. Bellevue Avenue San Mateo CA 94402 650-347-1373 415-412-9300 (cell) [EMAIL PROTECTED] SMS: http://new.servqual.com/html/sms.tml ________________________________________________________________________ TO UNSUBSCRIBE: Go to http://www.witango.com/developer/maillist.taf
