Sovaro provlima

[Anogianakis Michalis]

Pedia exo to exis sovaro provlima.
Exo 8 sistimata dual pentium II sta 450, me sinolika 4GB mnimi.
Ta sistimata trexoun linux redhat 5.1 kai kernel 2.1.121 , ka8os kai
NQS 3.50.4 gia batch proccessing. Ola mazi proorizonte gia na trexoun 
varia ximika emulation, pou exoun megalo IO ston disko.
etsi evala to developent nfs version knfsd-980922 me ola ta patch gia ton
kernel. To ena apo auta exei ena megalo Western Digital scliro ka8os kai
ton <Adaptec AIC-7880 Ultra SCSI host adapter> controller. To sistima 
doulevei mia xara omos tin teleutaia evdomada arxise na petaei ta parakato
error to scsi:
(scsi0:0:0:0) Reset called, scb 31, flags 0x84
(scsi0:0:0:0) Bus device reset stupid when other action has failed.
(scsi0:0:-1:-1) Reset channel called, will initiate reset.
(scsi0:0:-1:-1) Resetting currently active channel.
(scsi0:0:-1:-1) Channel reset
(scsi0:0:-1:-1) Reset device, active_scb 7
(scsi0:0:0:-1) Cleaning up status information and delayed_scbs.
(scsi0:0:0:0:tag29) matches search criteria (scsi0:0:-1:-1:tag255)
(scsi0:0:0:0:tag28) matches search criteria (scsi0:0:-1:-1:tag255)
(scsi0:0:0:0:tag48) matches search criteria (scsi0:0:-1:-1:tag255)
(scsi0:0:0:0:tag39) matches search criteria (scsi0:0:-1:-1:tag255)
(scsi0:0:0:0:tag34) matches search criteria (scsi0:0:-1:-1:tag255)
(scsi0:0:-1:-1) Cleaning QINFIFO.
(scsi0:0:-1:-1) Cleaning waiting_scbs.
(scsi0:0:-1:-1) Cleaning waiting for selection list.
(scsi0:0:-1:-1) Cleaning disconnected scbs list.
(scsi0:0:0:0:tag31) matches search criteria (scsi0:0:-1:-1:tag255)
(scsi0:0:0:0:tag31) matches search criteria (scsi0:0:-1:-1:tag255)
(scsi0:0:0:0) Aborting scb 28
(scsi0:0:0:0) Aborting scb 29
(scsi0:0:0:0) Aborting scb 30
(scsi0:0:0:0) Aborting scb 31
(scsi0:0:0:0) Aborting scb 32
(scsi0:0:0:0) Aborting scb 34
(scsi0:0:0:0) Aborting scb 35
(scsi0:0:0:0) Aborting scb 39
(scsi0:0:0:0) Aborting scb 42
(scsi0:-1:-1:-1) 15 commands found and queued for completion.
SCSI host 0 abort (pid 267563) timed out - resetting
SCSI bus is being reset for host 0 channel 0.
(scsi0:0:0:0) Reset called with recycled SCB for cmd.
(scsi0:0:0:0) Reset, cmd not found, failing.
SCSI host 0 reset (pid 267563) timed out again -
probably an unrecoverable SCSI bus or device hang.
(scsi0:0:0:0) Using wide (16 bit) transfers.
(scsi0:0:0:0) Synchronous at 20.0MHz, offset 8.
(scsi0:0:1:0) Using wide (16 bit) transfers.
(scsi0:0:1:0) Synchronous at 20.0MHz, offset 8.
To proto sistima na kolaei kai sinxronos ola ta alla mias kai exanan to
nfs. An kano ls sto proto sistima ola pezoun kanonika an kano sync kolaei
to sync kai ginete zombi. Den mporo na ta kano oute reboot giati den mporei 
na kanei sync to reboot, opote panta hard reset kai ka8e fora fsck tous diskous

Exete xanasinantisei tetoio provlima se scsi, otan exete megalo IO, 
???
Xerete kanena allo eidos nfs pou na parexei oti parexei to knfs alla na min
developent, [cache,speed,etc]
Euxaristo ek ton proteron!!!
--Mike
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