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The list is not complete and so if you find additional variables please add them to this list with a description of what they do. There are also variables on the list that do an unknown function so if you know what they do please describe them.
Cluster Configuration
Variable | Purpose | Typical Value |
|---|---|---|
mds_HOST |
|
|
ost_HOST |
|
|
CLIENTS |
|
|
RCLIENTS |
|
|
OSTCOUNT |
|
|
NETTYPE |
|
|
mdsfailover_HOST |
|
|
mds1_HOST |
|
|
mds1failover_HOST |
|
|
mgs_HOST |
|
|
ostfailover_HOST |
|
|
ost1_HOST |
|
|
ost1failover_HOST |
|
|
DAEMONSIZE |
...
| 500 | |
|
|
|
MDSDEV |
| "/dev/sdb" |
MDSDEV1 |
...
| "/dev/sdb" | |
MDSCOUNT |
...
| 1 |
MDSSIZE=10000000
...
|
|
|
MDSSIZE |
| 10000000 |
|
|
|
MDSOPT |
| -mountfsoptions=errors=remount-ro,iopen_nopriv,user_xattr,acl |
MGSDEV=
|
|
|
MGSDEV |
|
|
|
|
|
MGSSIZE |
|
|
|
|
|
...
SGPDD_YES |
...
| true | |
REFORMAT |
...
| true | |
|
|
|
LNET_ACCEPT_PORT |
...
| 7988 | |
ACCEPTOR_PORT |
...
| 7988 |
OSTSIZE=10000000}
OSTOPT=""
|
|
|
OSTSIZE |
| 10000000 |
|
|
|
OSTOPT |
| "" |
|
|
|
|
|
|
OSTDEV1-n |
|
|
|
|
|
|
|
|
NETTYPE=o2ib |
|
MGSNID=h2$NETTYPE $mgs_HOST`
FSTYPE=ldiskfs
STRIPE_BYTES=1048576
| ||
|
|
|
MGSNID |
| h2$ |
NETTYPE |
|
|
mgs_HOST |
|
|
|
|
|
FSTYPE |
| ldiskfs |
|
|
|
STRIPE_BYTES |
| 1048576 |
|
|
|
STRIPES_PER_OBJ |
...
SINGLEMDS=mds1
TIMEOUT=20
| 0 | |
|
|
|
SINGLEMDS |
| mds1 |
|
|
|
TIMEOUT |
| 20 |
|
|
|
PTLDEBUG |
| 0x33f0404 |
|
|
|
...
DEBUG_SIZE |
...
| 32 |
SUBSYSTEM=0xffb7e3ff
|
|
|
SUBSYSTEM |
| 0xffb7e3ff |
|
|
|
MKFSOPT |
| "" |
MOUNTOPT |
| "" |
<ac:structured-macro ac:name="unmigrated-wiki-markup |
...
" ac:schema-version=" |
...
1" ac:macro-id="132b9797-86d3-4f33-aee3-df1a7354a8f0"><ac:plain-text-body><![CDATA[ | [ "x$MDSJOURNALSIZE" != "x" ] && | ]]></ac:plain-text-body></ac:structured-macro> | |
MKFSOPT |
| MKFSOPT" -J size=$MDSJOURNALSIZE" |
|
<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="96c64836-2eb1-4d5f-89da-e9b6ad4ed075"><ac:plain-text-body><![CDATA[ | [ "x$MDSISIZE" != "x" ] && |
| ]]></ac:plain-text-body></ac:structured-macro> |
MKFSOPT |
| MKFSOPT" -i $MDSISIZE" | |
<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="e295d3c3-ce44-4fa0-9ea8-862d7e3c7ab1"><ac:plain-text-body><![CDATA[ | [ "x$MKFSOPT" != "x" ] && | ]]></ac:plain-text-body></ac:structured-macro> | |
MKFSOPT |
| "--mkfsoptions=\\\"$MKFSOPT\\\"" | |
<ac:structured-macro ac:name="unmigrated-wiki-markup" |
...
ac:schema-version="1" ac:macro-id="44890fab-5038-4bc0-b9ac-cf02e745ba5a"><ac:plain-text-body><![CDATA[ | [ "x$MDSCAPA" |
...
!= |
...
"x" |
...
] |
...
&& |
...
| ]]></ac:plain-text-body></ac:structured-macro> | |
MKFSOPT |
| "--param |
...
mdt.capa=$MDSCAPA" |
...
| |
<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="c424dc00-1f64-49ae-9cf9-ae9d98b9328b"><ac:plain-text-body><![CDATA[ | [ "x$mdsfailover_HOST" |
...
!= |
...
"x" |
...
] |
...
&& |
...
| ]]></ac:plain-text-body></ac:structured-macro> | |
MOUNTOPT |
| MOUNTOPT" --failnode=`h2$NETTYPE |
...
$mdsfailover_HOST`" |
| |
|
|
|
OST_MKFS_OPTS |
...
| "--ost --fsname=$FSNAME --device-size=$OSTSIZE --mgsnode=$MGSNID --param sys.timeout=$TIMEOUT $MKFSOPT $MOUNTOPT $OSTOPT" | |
|
|
|
MDS_MOUNT_OPTS |
...
| -o user_xattr,acl" | |
|
|
|
OST_MOUNT_OPTS |
...
| "" |
...
|
|
|
RUNAS_ID |
| 840000017 |
client |
|
|
MOUNT |
| /mnt/FSNAME |
MOUNT1 |
...
| MOUNT |
MOUNT2=MOUNT
|
|
|
MOUNT2 |
| MOUNT |
|
|
|
MOUNTOPT |
|
-o user_xattr,acl | ||
|
|
|
<ac:structured-macro ac:name="unmigrated-wiki-markup |
...
" ac:schema-version="1" ac:macro-id="2b24f163-bd64-40d3-b1b3-f47587890b9f"><ac:plain-text-body><![CDATA[ | [ "x$RMTCLIENT" |
...
!= |
...
"x" |
...
] |
...
&& |
...
]]></ac:plain-text-body></ac:structured-macro> | ||
MOUNTOPT |
| remote_client" |
...
DIR |
...
| MOUNT |
DIR1=MOUNT1
DIR2=MOUNT2
|
|
|
DIR1 |
| MOUNT1 |
|
|
|
DIR2 |
| MOUNT2 |
|
|
|
<ac:structured-macro ac:name="unmigrated-wiki-markup |
...
if \[ $UID \-ne 0 \]; then
log "running as non-root uid $UID"
RUNAS_ID="$UID"
RUNAS_GID=`id \-g $USER`
RUNAS=""...
" ac:schema-version="1" ac:macro-id="05a11df7-b9a9-4642-887f-35421f34d699"><ac:plain-text-body><![CDATA[ | if [ $UID -ne 0 ]; then | ]]></ac:plain-text-body></ac:structured-macro> |
log "running as non-root uid $UID" | ||
RUNAS_ID |
| "$UID" |
RUNAS_GID |
| `id -g $USER` |
RUNAS |
| "" |
|
|
|
PDSH |
|
"pdsh -S -Rrsh -w" |
...
RSYNC_RSH |
...
| rsh | |
FAILURE_MODE |
...
| SOFT | |
|
|
|
# or HARD | ||
POWER_DOWN |
...
| powerman --off | |
|
|
|
POWER_UP |
...
| powerman --on |
SLOW=no
|
|
|
SLOW |
| no |
|
|
|
FAIL_ON_ERROR |
...
| true |
...
|
|
|
MPIRUN |
| $(which mpirun 2>/dev/null) || true |
MPIRUN_OPTIONS |
...
| "-mca boot ssh -mca btl tcp,self" | |
MPI_USER |
...
| mpiuser |
...
|
|
|
SINGLECLIENT |
| $(hostname) |
|
| |
FAILURE_MODE |
...
| HARD | |
POWER_DOWN |
...
| "pdsh -l xxx -S -w brent pm --off" | |
POWER_UP |
...
| "pdsh -l xxx -S -w brent pm --on" |
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