ORA 24550 - cheeyoung/sqlplus-public GitHub Wiki
Example 1
$ cat sqlnet.ora
DIAG_ADR_ENABLED=OFF
$ ./select11
Hostname = ...
SIGALRM is defined as 14
getpid returned 14525
Trying to execute EXEC SQL CONNECT ...sqlca.sqlcode is set to 0
SQLEnvGet returned 0
OCIHandleAlloc returned 0
SQLSvcCtxGet returned 0
On another Terminal, Run following command-line while this program repeats query 10 times
/usr/bin/kill -s 14 14525
sqlca.sqlcode is set to 0
sqlca.sqlcode is set to 0
sqlca.sqlcode is set to 0
sqlca.sqlcode is set to 0
sqlca.sqlcode is set to 0
sqlca.sqlcode is set to 0
sqlca.sqlcode is set to 0
sqlca.sqlcode is set to 0
Received signal SIGALRM
SQLEnvGet returned 0
OCIHandleAlloc returned 0
SQLSvcCtxGet returned 0
OCIBreak returned 0
Trying to execute EXEC SQL ROLLBACK RELEASE ...
sqlca.sqlcode is set to -1013
ORA-24550: signal received: [si_signo=11] [si_errno=0] [si_code=1] [si_addr=244]
kpeDbgCrash()+520<-kpeDbgSignalHandler()+724<-skgesig_sigactionHandler()+276<-__sighndlr()+12<-call_user_handler()+868<-sigacthandler()+92<-nsperr()+824<-nsbasic_brc()+2612<-nioqrc()+380<-ttcdrv()+1856<-nioqwa()+52<-upirtrc()+4940<-kpurcsc()+116<-kpuexec()+2808<-OCIStmtExecute()+44<-sqlcucExecute()+80<-sqlall()+304<-sqlatm()+612<-sqlnst()+600<-sqlcmex()+576<-sqlcxt()+68<-main()+1428<-_start()+124Memory fault(coredump)
$
ORA-24550: unhandled signal #number received. string