gabshow - gabshow provides information about the GAB data structures from live systems as well as from core dumps.
gabshow <-gab | -port portid | -deblog> [attributes] [-c <corefile> -u <1>]
The gabshow utility is helpful in dumping the GAB data structures as well as some debug logs. Gabshow lets us dump port specific info or debug logs categorized as client, message, flowcontrol or global.
Gabshow utility can be run on the live system as well as core dumps taken from the systems running GAB.
-gab gab information for the specified attribute -port prints gab port information for the specified attribute -deblog prints gab debugging logs -u specifies UNIX image file from which gab data structures are read -c specifies kernel core file from which gab data structures are read -help Show short usage
device Print GAB devices information port Print open port information
flags Print flags flowcontrol Print flowcontrol information membership Print membership for the port seqfail Print bitmap information used by recovery qsize Print all queue sizes of the port
client Print port client message logs flowcontrol Print port flowcontrol logs message Print port message logs
Gabshow can be used to dump GAB data structures from the core. Following are the ways to provide input files for different platforms.
-u (Solaris) /var/crash/sys/1.2 -c /var/crash/sys/vmcore.2 -u (Linux) /path/to/vmlinux/file -c /var/crash/<host/date>/vmcore -u (AIX) /1 -c /var/adm/ras/vmcore.6 -u (AIX) /1 -c /var/adm/ras/vmcore.6 /usr/lib/drivers/gab -u (HP-UX) /var/adm/crash/crash.5/vmunix -c /var/adm/crash/crash.5
-gab port -gab device -port portid membership -port portid flowcontrol -port portid seqfail -port portid qsize -port portid flags -deblog global -deblog portid client -deblog portid message -deblog portid flowcontrol
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VCS 6.0.1 | GABSHOW (1M) |