Contents

osd commands

osd commands

statistic

get rpc statistic

# osd statistic zyklop20-al 
funny kvno (256) in ticket, proceeding 
Since  2009-11-15 04:00:04 (458674 seconds == 5 days, 7:24:34 hours) 
Total number of bytes received   96448669084672   87 tb 
Total number of bytes sent       95887024458752   87 tb 
rpc 220 Dummy                       17884 
rpc 131 read                            4 
rpc 170 list                            3 
rpc 314 updatecounters           93420271 
rpc 211 CopyOnWrite               1972564 
rpc 110 create                          1 
rpc 121 write                         140 
rpc 187 examine                        25 
rpc 185 examine0                        1 
rpc 150 incdec                          1 
rpc 311 Variable                        2 
rpc 312 statistic                       2

listosds

list osds

# osd listosds
 id     name      size   state  usage  rpri wpri own loc flag lun  sizerange

osd

show single osddb entry

# osd osd 
Osd 'local_disk' with id=1: 
        type            = 0 
        minSize         = 0 KB 
        maxSize         = 1024 KB 
        totalSize       = 0 MB 
        pmUsed          = 0 per mille used 
        totalFiles      = 0 M Files 
        pmFilesUsed     = 0 per mille used 
        ip              = 0.0.0.0 
        server          = 0 
        lun             = 0 
        alprior         = 64 
        rdprior         = 100 
        flags           = 0 
        unavail         = 0 
        owner           = 0 = '' 
        location        = 0 = '' 
        timeStamp       = 0 =  never       
        highWaterMark   = 0 per mille used 
        minWipeSize     = 0 MB 
        chosen          = 0 (should be zero) 
Osd 'zyklop20-al' with id=2: 
        type            = 0 
        minSize         = 1024 KB 
        maxSize         = 2147483648 KB 
        totalSize       = 10951323 MB 
        pmUsed          = 17 per mille used 
        totalFiles      = 10 M Files 
        pmFilesUsed     = 0 per mille used 
        ip              = 141.34.22.43 
        server          = 0 
        lun             = 37 
        alprior         = 64 
        rdprior         = 64 
        flags           = 0 
        unavail         = 0 
        owner           = 0 = '' 
        location        = 0 = '' 
        timeStamp       = 1257495000 =  2009-11-06 09:10:00 
        highWaterMark   = 800 per mille used 
        minWipeSize     = 0 MB 
        chosen          = 0 (should be zero)

volumes

list volumes

# osd volumes zyklop20-al
osddb: Could not get afs tokens, running unauthenticated.
RX xdr error
Cannot list volumes, error = 13
Request aborted.

servers

show server osddb entry

# osd servers

addserver

create server entry in osddb

# osd addserver -id <ip address> -name <osd name>

deleteserver

delete a server entry

# osd deleteserver -id <server name or ip-address>

policies

show policy osddb entry

# osd policies

addpolicy

add a policy

# osd addpolicy -id <policy number> -name <short name for policy> -policy <string representation as given by policies -cryptic>

deletepolicy

delete a policy

# osd deletepolicy -id <policy id (number)>

createobject

create object in existing volume subtree

# osd createobject -osd <osd or name or IP-address of server> -fid <file-id: volume.vnode.uniquifier[.tag]>

createosd

create osd entry in osddb

# osd createosd -id <osd id> -name <osd name>

deleteosd

delete osd entry in odddb

# osd deleteosd -id <osd id>

examine

examine single object Usage: osd examine -osd <osd or server name or IP-address> -fid <file-id>

apropos

search by help text Usage: osd apropos -topic <help string>

# osd apropos create 
addserver: create server entry in osddb 
createobject: create object in existing volume subtree 
createosd: create osd entry in osddb

objects

list objetcs of a volume

# osd objects -osd <osd or name or IP-address of server> -volume <volume-id>

threads

show active threads in osd server

# osd threads

wipecandidates

get candidates for wipeing

# osd wipecandidates -osd <osd or name or IP-address of server>

fetchqueue

show fetch requests

# osd fetchqueue

getvariable

get rxosd variable

# osd getvariable -server <name or IP-address> -variable <name>

setvariable

set rxosd variable

# osd setvariable -server <name or IP-address> -variable <name> -value <value>

decrlinkcount

decrement link count of an objekt

# osd decrlinkcount -osd <osd or name or IP-address of server> -fid <file-id>

incrlinkcount

increment link count of an objekt

# osd incrlinkcount -osd <osd or name or IP-address of server> -fid <file-id>

setosd

set fields in osddb

# osd setosd -id <osd id>

md5sum

get md5 sum

# osd md5sum -osd <osd or name or IP-address of server> -fid <file-id>

psread

pseudo striped read data from an object

# osd psread -osd <osd or name or IP-address of server> -fid <file-id>

pswrite

write data into an object

# osd pswrite -osd <osd or name or IP-address of server> -fid <file-id>

read

read data from an object

# osd read -osd <osd or name or IP-address of server> -fid <file-id>

write