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UNIX for Advanced & Expert Users
Performance calculation for Message Queues
Post 302617213 by jim mcnamara on Monday 2nd of April 2012 08:39:50 AM
04-02-2012
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#include <sys/ipc.h>
#include <sys/msg.h>
int main()
{
int qid;
int t;
struct msgbuf mesg;
qid=msgget(IPC_PRIVATE,IPC_CREAT);
mesg.mtype=1L;
mesg.mtext=1;
t=msgsnd(qid,&mesg,1,0);
printf("%d",t);
}
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LEARN ABOUT CENTOS
pmdapostfix
PMDAPOSTFIX(1) Performance Co-Pilot PMDAPOSTFIX(1) NAME
pmdapostfix - Postfix performance metrics domain agent (PMDA) DESCRIPTION
pmdapostfix is a Performance Metrics Domain Agent (PMDA) which exports mail queue sizes as reported by qshape(1), as well as aggregate statistics collected from mail.log. INSTALLATION
If you want access to the names and values for the Postfix performance metrics, do the following as root: # cd $PCP_PMDAS_DIR/postfix # ./Install If you want to undo the installation, do the following as root: # cd $PCP_PMDAS_DIR/postfix # ./Remove pmdapostfix is launched by pmcd(1) and should never be executed directly. The Install and Remove scripts notify pmcd(1) when the agent is installed or removed. FILES
$PCP_PMDAS_DIR/postfix/Install installation script for the pmdapostfix agent $PCP_PMDAS_DIR/postfix/Remove undo installation script for the pmdapostfix agent $PCP_LOG_DIR/pmcd/postfix.log default log file for error messages from pmdapostfix SEE ALSO
pmcd(1) and qshape(1). 3.8.10 Performance Co-Pilot PMDAPOSTFIX(1)