[elephant-devel] BDB Run recovery errors seen after switching to ELEPHANT-1-0-A2

Yarek Kowalik yarek.kowalik at gmail.com
Wed Mar 11 17:06:32 UTC 2009


Info:

- BDB 4.7.
- Ubuntu 8.04 on both 32 bit (Intel and whatever Amazon EC2 is using) and 64
bit (AMD X2 64) versions.
- got the ELEPHANT-1-0-A2 via darcs

I'm trying out the :register t and :recover t options now.

Yarek

On Tue, Mar 10, 2009 at 4:20 PM, Ian Eslick <eslick at media.mit.edu> wrote:

> You're using BDB 4.7, right?  What machine, os, word-width, etc?
>
> Add :register t and :recover t to the open-store keyword list.
>
> You can also try downloading from the elephant-1.0 repo but using:
>
> darcs get --tag=ELEPHANT-1-0-A2
> http://www.common-lisp.net/project/elephant/darcs/elephant-1.0
>
> Ian
>
>
>
>
> On Mar 10, 2009, at 6:57 PM, Yarek Kowalik wrote:
>
> > Hi Ian,
> >
> > Thanks for replying.
> >
> > The only difference on my end between Jan version and now is the
> > version of Elephant. I can switch back to the unstable version and
> > the current app works fine.
> >
> > Re: slots on the controler: all are set to some value - none are
> > unbound, but some are (see below).
> >
> > THe only reason I was upgrading was do to some other erros seen with
> > map-inverted-index that returned nils (though there is a way to do a
> > cleanup of those).
> >
> > I hope that Leslie can shed more light. Is there a way to set the
> > 'regsiter' flag?
> >
> > Yarek
> >
> >
> > #<DB-BDB::BDB-STORE-CONTROLLER {10024ADF61}>
> > --------------------
> > Class: #<STANDARD-CLASS DB-BDB::BDB-STORE-CONTROLLER>
> > --------------------
> > All Slots:
> > BTREES                 = #<SB-ALIEN-INTERNALS:ALIEN-VALUE :SAP
> > #X006417A0 :TYPE (* T)> [set value] [make unbound]
> > CID-SEQ                = #<SB-ALIEN-INTERNALS:ALIEN-VALUE :SAP
> > #X006439A0 :TYPE (* T)> [set value] [make unbound]
> > DB                     = #<SB-ALIEN-INTERNALS:ALIEN-VALUE :SAP
> > #X00641060 :TYPE (* T)> [set value] [make unbound]
> > DB-VERSION             = 100 [set value] [make unbound]
> > DEADLOCK-DETECT-THREAD = NIL [set value] [make unbound]
> > DEADLOCK-PID           = NIL [set value] [make unbound]
> > DESERIALIZE            = ELEPHANT-SERIALIZER2::DESERIALIZE [set
> > value] [make unbound]
> > DESERIALIZE-FN         = #<FUNCTION (SB-C::&OPTIONAL-DISPATCH ..)>
> > [set value] [make unbound]
> > DUP-BTREES             = #<SB-ALIEN-INTERNALS:ALIEN-VALUE :SAP
> > #X00641EE0 :TYPE (* T)> [set value] [make unbound]
> > ENVIRONMENT            = #<SB-ALIEN-INTERNALS:ALIEN-VALUE :SAP
> > #X0063F320 :TYPE (* T)> [set value] [make unbound]
> > GC-MARK-LIST           = NIL [set value] [make unbound]
> > GC-MARK-TABLE          = NIL [set value] [make unbound]
> > GC-MARKING-P           = NIL [set value] [make unbound]
> > GC-MAX-OID             = NIL [set value] [make unbound]
> > INDEX-TABLE            = #<BDB-BTREE oid:-2> [set value] [make
> > unbound]
> > INDICES                = #<SB-ALIEN-INTERNALS:ALIEN-VALUE :SAP
> > #X00642620 :TYPE (* T)> [set value] [make unbound]
> > INDICES-ASSOC          = #<SB-ALIEN-INTERNALS:ALIEN-VALUE :SAP
> > #X00642D60 :TYPE (* T)> [set value] [make unbound]
> > INSTANCE-CACHE         = #<HASH-TABLE :TEST EQL :COUNT 8
> > {100271C671}> [set value] [make unbound]
> > INSTANCE-CACHE-LOCK    = #S(SB-THREAD:MUTEX :NAME NIL :%OWNER
> > NIL :STATE 0) [set value] [make unbound]
> > INSTANCE-CLASS-INDEX   = #<BDB-BTREE-INDEX oid:1> [set value] [make
> > unbound]
> > INSTANCE-TABLE         = #<BDB-INDEXED-BTREE oid:-3> [set value]
> > [make unbound]
> > METADATA               = #<SB-ALIEN-INTERNALS:ALIEN-VALUE :SAP
> > #X006409B0 :TYPE (* T)> [set value] [make unbound]
> > OID-DB                 = #<SB-ALIEN-INTERNALS:ALIEN-VALUE :SAP
> > #X006434E0 :TYPE (* T)> [set value] [make unbound]
> > OID-SEQ                = #<SB-ALIEN-INTERNALS:ALIEN-VALUE :SAP
> > #X00643B70 :TYPE (* T)> [set value] [make unbound]
> > ROOT                   = #<BDB-BTREE oid:-1> [set value] [make
> > unbound]
> > SCHEMA-CACHE           = #<HASH-TABLE :TEST EQ :COUNT 0
> > {100271C561}> [set value] [make unbound]
> > SCHEMA-CACHE-LOCK      = #S(SB-THREAD:MUTEX :NAME NIL :%OWNER
> > NIL :STATE 0) [set value] [make unbound]
> > SCHEMA-CLASSES         = NIL [set value] [make unbound]
> > SCHEMA-NAME-INDEX      = #<BDB-BTREE-INDEX oid:0> [set value] [make
> > unbound]
> > SCHEMA-TABLE           = #<BDB-INDEXED-BTREE oid:-4> [set value]
> > [make unbound]
> > SERIALIZE              = ELEPHANT-SERIALIZER2::SERIALIZE [set value]
> > [make unbound]
> > SERIALIZE-FN           = #<FUNCTION ELEPHANT-SERIALIZER2::SERIALIZE>
> > [set value] [make unbound]
> > SERIALIZER-VERSION     = 2 [set value] [make unbound]
> > SPEC                   = (:BDB "/home/yarek/lisp/projects/zzz/data/
> > store/" :RECOVER NIL) [set value] [make unbound]
> >
> >
> >
> >
> > On Tue, Mar 10, 2009 at 2:50 PM, Ian Eslick <eslick at media.mit.edu>
> > wrote:
> > Unfortunately that's not a highly informative backtrace.  Did you
> > upgrade to the latest, and this caused it, or did something suddenly
> > change that caused the January '09 version to work?
> >
> > Some possible sources of these problems:
> >
> > 1) Somehow the 'register' flag that helps support multiple processes
> > is causing problems; it is no longer set by default I believe.
> > (Leslie may know more)
> >
> > 2) The store-controller is not being opened properly.  Are all the
> > slots set in the controller after the second process is opened?
> >
> > Can you be more specific about what changed between January and now?
> >
> > Ian
> >
> > On Mar 10, 2009, at 5:31 PM, Yarek Kowalik wrote:
> >
> > > Hi folks,
> > >
> > > I have two processes accessing the same BDB.  One process manages
> > > weblocks requests on port 80, the other on port 443. In the elephant
> > > from last January, I was able to start, connect and use BDB from
> > > both processes.  Now, when I the user is redirected to port 443 and
> > > the process tries to retrieve data from the BDB, I get a
> > > DB_RUNRECOVERY error (see trace below).   This happens when the port
> > > 443 porcess connects for the very first time to BDB.
> > >
> > > I think I have seen this before, and I think it had to do with some
> > > default configuration on the controler, some argument  that forced
> > > the BDB into the recovery mode when process first starts up.
> > >
> > > Any idea how to resolve this? It's killing my secure connection on
> > > my web app - it's urgent.
> > >
> > > Thanks,
> > >
> > > Yarek
> > >
> > >
> > >
> > > Berkeley DB error #-30974: DB_RUNRECOVERY: Fatal error, run database
> > > recovery
> > >    [Condition of type ELEPHANT:BDB-DB-ERROR]
> > >
> > > Restarts:
> > >  0: [TERMINATE-THREAD] Terminate this thread (#<THREAD "hunchentoot-
> > > worker-6" RUNNING {B6CD101}>)
> > >
> > > Backtrace:
> > >   0: ((LAMBDA (SWANK-BACKEND::DEBUGGER-LOOP-FN)) #<FUNCTION (LAMBDA
> > > #) {AD4FBA5}>)
> > >   1: (SWANK::DEBUG-IN-EMACS #<ELEPHANT:BDB-DB-ERROR {B729BF9}>)
> > >   2: ((LAMBDA (SWANK-BACKEND::HOOK SWANK-BACKEND::FUN)) #<FUNCTION
> > > SWANK:SWANK-DEBUGGER-HOOK> #<CLOSURE (LAMBDA #) {B729FED}>)
> > >   3: (SWANK::CALL-WITH-REDIRECTED-IO #<SWANK::CONNECTION {AF23819}>
> > > #<CLOSURE (LAMBDA #) {B729FFD}>)
> > >   4: (SWANK::CALL-WITH-CONNECTION #<SWANK::CONNECTION {AF23819}>
> > > #<CLOSURE (LAMBDA #) {B729FED}>)
> > >   5: (SWANK:INVOKE-SLIME-DEBUGGER #<ELEPHANT:BDB-DB-ERROR
> > {B729BF9}>)
> > >   6: ((LAMBDA (SWANK-BACKEND::HOOK SWANK-BACKEND::FUN)) #<FUNCTION
> > > SWANK:SWANK-DEBUGGER-HOOK> #<CLOSURE (LAMBDA #) {B729FCD}>)
> > >   7: (INVOKE-DEBUGGER #<ELEPHANT:BDB-DB-ERROR {B729BF9}>)
> > >   8: (INVOKE-DEBUGGER #<ELEPHANT:BDB-DB-ERROR {B729BF9}>)[:EXTERNAL]
> > >   9: ((SB-PCL::FAST-METHOD HUNCHENTOOT:MAYBE-INVOKE-DEBUGGER (T))
> > > #<unavailable argument> #<unavailable argument> #<ELEPHANT:BDB-DB-
> > > ERROR {B729BF9}>)
> > >  10: (SIGNAL #<ELEPHANT:BDB-DB-ERROR {B729BF9}>)[:EXTERNAL]
> > >  11: (ERROR #<ELEPHANT:BDB-DB-ERROR {B729BF9}>)[:EXTERNAL]
> > >  12: ((FLET #:LAMBDA43) #<ELEPHANT:BDB-DB-ERROR {B729BF9}>)
> > >  13: ((FLET #:LAMBDA43) #<ELEPHANT:BDB-DB-ERROR {B729BF9}>)
> > [:EXTERNAL]
> > >  14: (SIGNAL #<ELEPHANT:BDB-DB-ERROR {B729BF9}>)[:EXTERNAL]
> > >  15: (ERROR ELEPHANT:BDB-DB-ERROR)[:EXTERNAL]
> > >       Locals:
> > >         SB-DEBUG::ARG-0 = 3
> > >         SB-DEBUG::ARG-1 = ELEPHANT:BDB-DB-ERROR
> > >  16: ((SB-PCL::FAST-METHOD ELEPHANT:GET-VALUE (T DB-BDB::BDB-BTREE))
> > > #<unavailable lambda list>)
> > >       [No Locals]
> > >  17: (ELEPHANT::ENSURE-SLOT-DEF-INDEX #<unavailable argument>
> > > #<unavailable argument>)
> > >       Locals:
> > >         SB-DEBUG::ARG-0 = :<NOT-AVAILABLE>
> > >         SB-DEBUG::ARG-1 = :<NOT-AVAILABLE>
> > >  18: ((SB-PCL::FAST-METHOD ELEPHANT:FIND-INVERTED-INDEX
> > > (ELEPHANT:PERSISTENT-METACLASS T)) #<unavailable argument>
> > > #<unavailable argument> #<unavailable argument> #<unavailable
> > > argument>)[:EXTERNAL]
> > >       Locals:
> > >         SB-DEBUG::ARG-0 = :<NOT-AVAILABLE>
> > >         SB-DEBUG::ARG-1 = :<NOT-AVAILABLE>
> > >         SB-DEBUG::ARG-2 = :<NOT-AVAILABLE>
> > >         SB-DEBUG::ARG-3 = :<NOT-AVAILABLE>
> > >         SB-DEBUG::ARG-4 = :<NOT-AVAILABLE>
> > >  19: (ELEPHANT:MAP-INVERTED-INDEX #<unavailable argument>
> > > #<unavailable argument> #<unavailable argument>)[:EXTERNAL]
> > >       Locals:
> > >         SB-DEBUG::ARG-0 = :<NOT-AVAILABLE>
> > >         SB-DEBUG::ARG-1 = :<NOT-AVAILABLE>
> > >         SB-DEBUG::ARG-2 = :<NOT-AVAILABLE>
> > >         SB-DEBUG::ARG-3 = :<NOT-AVAILABLE>
> > >
> > >
> > >
> > > _______________________________________________
> > > elephant-devel site list
> > > elephant-devel at common-lisp.net
> > > http://common-lisp.net/mailman/listinfo/elephant-devel
> >
> >
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> >
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> > http://common-lisp.net/mailman/listinfo/elephant-devel
>
>
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