Actually, I'm not using a holding disk at all. I had no idea that I could be shortening the life of the tape drive by not using one. So, that's probably the source of my problem then?
I'd say the error count is insignificant... # netstat -ni Name Mtu Net/Dest Address Ipkts Ierrs Opkts Oerrs Collis Queue lo0 8232 127.0.0.0 127.0.0.1 1492823 0 1492823 0 0 0 dmfe1 1500 xxx.xxx.xxx.0 xxx.xxx.xxx.xx 275677299 0 402788989 1 0 0 Duncan ----------------------------------------------- Duncan Salada Titan Corporation 301-925-3222 x375 > -----Original Message----- > From: Paul Bijnens [mailto:[EMAIL PROTECTED] > Sent: Tuesday, April 12, 2005 10:27 AM > To: Salada, Duncan S.; [email protected] > Subject: Re: slow client > > > Salada, Duncan S. wrote: > > > > The slow client is a Sun V100 running Solaris 8. While it is > > certainly a low-end system, it is also the newest. According to > > Amanda's reports, it's consistently transferring dumps at around 425 > > to 475 KB/s. By contrast, I have another client (a Sun Ultra > > Enterprise I running 2.6, arguably a dinosaur) that > consisently dumps > > a 750 - 800 KB/s. > > > > One thing I've thought of is the partition size. The V100 is using > > the default partitions that the system was shipped with, the biggest > > of which is a 67G partition. The Ultra I has a 16G > partition as it's > > biggest. The traffic on the network isn't bad when I'm doing the > > backups. I'm just not sure what I should be looking at or for? Any > > help or tips would be greatly appreciated. > > > Are you using the holdingdisk for that 67 Gbyte partition or > is the holdingdisk too small? If not, your tapedrive probably stops > streaming, resulting in poor throughput, and a broken tapedrive in > a few weeks/months due to the wear/tear on the mechanics. > To verify, grep the amdump.X output for "PORT-DUMP" (dump to > a tcp-port, where the taper program is listening, instead of > the normal word "FILE-DUMP" when dumping to holdingdisk file). > > Also watch out for ethernet duplex mismatches (although in that case > I wouldn't even expect a speed of 40 KB/s.). Is the errorcount > in "netstat -ni" significant? > > -- > Paul Bijnens, Xplanation Tel +32 > 16 397.511 > Technologielaan 21 bus 2, B-3001 Leuven, BELGIUM Fax +32 > 16 397.512 > http://www.xplanation.com/ email: > [EMAIL PROTECTED] > ************************************************************** > ********* > * I think I've got the hang of it now: exit, ^D, ^C, ^\, ^Z, > ^Q, F6, * > * quit, ZZ, :q, :q!, M-Z, ^X^C, logoff, logout, close, > bye, /bye, * > * stop, end, F3, ~., ^]c, +++ ATH, disconnect, halt, abort, > hangup, * > * PF4, F20, ^X^X, :D::D, KJOB, F14-f-e, F8-e, kill -1 $$, > shutdown, * > * kill -9 1, Alt-F4, Ctrl-Alt-Del, AltGr-NumLock, Stop-A, > ... * > * ... "Are you sure?" ... YES ... Phew ... I'm out > * > ************************************************************** > ********* > >
