Section 8: administration and privileged commands
xxqs_name_sxx_execd, xxqs_name_sxx_loadsensor – xxQS_NAMExx job execution agent and load sensor interface Synopsis xxqs_name_sxx_execd [ -help ] Description xxqs_name_sxx_execd controls the xxQS_NAMExx queues local to the machine on which xxqs_name_sxx_execd is running and executes/controls the jobs sent from to be run on these queues via or the shepherd_cmd of Options -help Prints a listing of all…
dl – setting xxQS_NAME_Sxx debug tracing information Synopsis source $SGE_ROOT/util/dl.sh dl level Description The dl shell script alias is obtained by sourcing one of the scripts $SGE_ROOT/util/dl.sh or $SGE_ROOT/util/dl.csh, for Bourne and C shell respectively. It provides a convenient way to set up the environment to produce certain xxQS_NAME_Sxx debugging information. It is mostly useful…
xxqs_name_sxx_coshepherd – xxQS_NAMExx single job-controlling agent Synopsis xxqs_name_sxx_coshepherd Description xxqs_name_sxx_coshepherd is needed to run the token manipulation executables if Grid Engine is run in an AFS environment. It is started by the shepherd process and belongs to the same PAG (process authentication group) as the shepherd and the user’s job, babysitting AFS tokens as specified…
util/sgeCA/sge_ca – xxQS_NAMExx CSP Support control command Syntax sge_ca command [command options] Description sge_ca controls a simple xxQS_NAMExx Certificate Authority that is used for the special Certificate Security Protocol (CSP) mode. CSP mode improves the security behavior of xxQS_NAMExx by enabling OpenSSL secured communication channels and X509v3 certificates for authentication. In addition it is possible…
sgdisk – Command-line GUID partition table (GPT) manipulator for Linux and Unix Synopsis sgdisk [ options ] device Description GPT fdisk is a text-mode menu-driven package for creation and manipulation of partition tables. It consists of two programs: the text-mode interactive gdisk and the command-line sgdisk. Either program will automatically convert an old-style Master Boot…
sg_xcopy – copy data to and from files and devices using SCSI EXTENDED COPY (XCOPY) Synopsis sg_xcopy [bs=BS] [conv=CONV] [count=COUNT] [ibs=BS] [if=IFILE] [iflag=FLAGS] [obs=BS] [of=OFILE] [oflag=FLAGS] [seek=SEEK] [skip=SKIP] [–help] [–version] [bpt=BPT] [cat=0|1] [dc=0|1] [id_usage={hold|discard|disable}] [list_id=ID] [prio=PRIO] [time=0|1] [verbose=VERB] [–on_dst|–on_src] [–verbose] Description Copy data to and from any files. Specialized for "files" that are Linux SCSI…
sg_write_same – send SCSI WRITE SAME command Synopsis sg_write_same [–10] [–16] [–32] [–anchor] [–grpnum=GN] [–help] [–in=IF] [–lba=LBA] [–lbdata] [–pbdata] [–num=NUM] [–ndob] [–timeout=TO] [–unmap] [–verbose] [–version] [–wrprotect=WPR] [–xferlen=LEN] DEVICE Description Send the SCSI WRITE SAME (10, 16 or 32 byte) command to DEVICE. This command writes the given block NUM times to consecutive blocks on the…
sg_write_long – send SCSI WRITE LONG command Synopsis sg_write_long [–16] [–cor_dis] [–help] [–in=IF] [–lba=LBA] [–pblock] [–verbose] [–version] [–wr_uncor] [–xfer_len=BTL] DEVICE Description Send the SCSI WRITE LONG (10 or 16 byte) command to DEVICE. The buffer to be written to the DEVICE is filled with 0xff bytes or read from the IF file. This buffer includes…
sg_write_buffer – send SCSI WRITE BUFFER command Synopsis sg_write_buffer [–help] [–id=ID] [–in=FILE] [–length=LEN] [–mode=MO] [–offset=OFF] [–raw] [–skip=SKIP] [–specific=MS] [–verbose] [–version] DEVICE Description Sends a SCSI WRITE BUFFER command to DEVICE, along with data provided by the user. In some cases no data is required, or data can be read from the file given in the…
sg_wr_mode – write (modify) SCSI mode page Synopsis sg_wr_mode [–contents=H,H…] [–dbd] [–force] [–help] [–len=10|6] [–mask=M,M…] [–page=PG[,SPG]] [–save] [–verbose] [–version] DEVICE Description Writes a modified mode page to DEVICE. Uses the SCSI MODE SENSE (6 or 10 byte variant) command to fetch the existing mode data which includes a mode page (or subpage). It then combines…
sg_vpd – fetch Vital Product Data (VPD) pages via a SCSI INQUIRY command Synopsis sg_vpd [–enumerate] [–help] [–hex] [–ident] [–long] [–maxlen=LEN] [–page=PG] [–quiet] [–raw] [–verbose] [–version] DEVICE Description This utility fetches a Vital Product Data page and decodes it or outputs it in ASCII hexadecimal or binary. VPD pages are fetched with a SCSI INQUIRY…
sg_verify – invoke SCSI VERIFY command(s) on a block device Synopsis sg_verify [–16] [–bpc=BPC] [–count=COUNT] [–dpo] [–ebytchk=BCH] [–group=GN] [–help] [–in=IF] [–lba=LBA] [–ndo=NDO] [–quiet] [–readonly] [–verbose] [–version] [–vrprotect=VRP] DEVICE Description Sends one or more SCSI VERIFY (10 or 16) commands to DEVICE. These SCSI commands are defined in the SBC-2 (draft) standard at http://www.t10.org and SBC-3…
sg_unmap – send SCSI UNMAP command (known as ‘trim’ in ATA specs) Synopsis sg_unmap [–anchor] [–grpnum=GN] [–help] [–in=FILE] [–lba=LBA,LBA…] [–num=NUM,NUM…] [–timeout=TO] [–verbose] [–version] DEVICE Description Send a SCSI UNMAP command to DEVICE to unmap one or more logical blocks. This command was introduced in SBC-3 revision 18 under the broad heading of "logical block provisioning"….
sg_turs – send one or more SCSI TEST UNIT READY commands Synopsis sg_turs [–help] [–number=NUM] [–progress] [–time] [–verbose] [–version] DEVICE sg_turs [-n=NUM] [-p] [-t] [-v] [-V] DEVICE Description This utility sends one or more SCSI TEST UNIT READY commands to the DEVICE. This may be useful for timing the per command overhead. Note that TEST…
sg_test_rwbuf – test a SCSI host adapter by issuing dummy writes and reads Synopsis sg_test_rwbuf [–addrd=AR] [–addwr=AW] [–help] [–quick] –size=SZ [–times=NUM] [–verbose] [–version] DEVICE or an older deprecated format sg_test_rwbuf DEVICE SZ [AW] [AR] Description sg_test_rwbuf writes and reads back SZ bytes to the internal buffer of DEVICE (e.g. /dev/sda or /dev/sg0). A pseudo random…
sg_sync – send SCSI SYNCHRONIZE CACHE command Synopsis sg_sync [–16] [–count=COUNT] [–group=GN] [–help] [–immed] [–lba=LBA] [–sync-nv] [–timeout=SECS] [–verbose] [–version] DEVICE Description Send SYNCHRONIZE CACHE(10) or SYNCHRONIZE CACHE(16) command to DEVICE. These commands are defined for SCSI block devices (see SBC-3). If successful these commands make sure that any blocks whose latest versions are held in…
sg_stpg – send SCSI SET TARGET PORT GROUPS command Synopsis sg_stpg [–active] [–help] [–hex] [–offline] [–optimized] [–raw] [–standby] [–state=S,S…] [–tp=P,P…] [–unavailable] [–verbose] [–version] DEVICE Description Send a SCSI SET TARGET PORT GROUPS command to DEVICE. This utility has different modes depending on whether the –tp= option is given. If –tp= is given then the SET…
sg_start – send SCSI START STOP UNIT command: start, stop, load or eject medium Synopsis sg_start [0] [1] [–eject] [–help] [–fl=FL] [–immed] [–load] [–loej] [–mod=PC_MOD] [–noflush] [–pc=PC] [–readonly] [–start] [–stop] [–verbose] [–version] DEVICE sg_start [–eject] [–fl=FL] [-i] [–imm=0|1] [–load] [–loej] [–mod=PC_MOD] [–noflush] [–pc=PC] [-r] [–start] [–stop] [-v] [-V] [0|1] DEVICE Description sg_start sends a SCSI…
sg_ses – access a SCSI Enclosure Services (SES) device Synopsis sg_ses [–byte1=B1] [–clear=STR] [–control] [–data=H,H…] [–descriptor=DN] [–enumerate] [–filter] [–get=STR] [–help] [–hex] [–index=IIA | –index=TIA,II] [–inner-hex] [–join] [–list] [–nickname=SEN] [–nickid=SEID] [–page=PG] [–raw] [–set=STR] [–status] [–verbose] [–version] DEVICE Description Fetches management information from a SCSI Enclosure Service (SES) device. This utility can also modify the state of…
sg_senddiag – performs a SCSI SEND DIAGNOSTIC command Synopsis sg_senddiag [–doff] [–extdur] [–help] [–hex] [–list] [–pf] [–raw=H,H…] [–raw=-] [–selftest=ST] [–test] [–uoff] [–verbose] [–version] DEVICE sg_senddiag [-doff] [-e] [-h] [-H] [-l] [-pf] [-raw=H,H…] [-raw=-] [-s=ST] [-t] [-uoff] [-v] [-V] [-?] DEVICE Description This utility sends a SCSI SEND DIAGNOSTIC command to the DEVICE. It can issue…