[Samba] Really bad Read performance
Thomas.Nilsen at roxar.com
Mon Jan 27 07:02:00 GMT 2003
Turned out to be a hardware issue. The server NIC was forced 100/DF, but setting this back to auto-negotiate solved the issue. But for some reason, copy and read from a SMB share mounted under linux gave flawless performance. ifconfig didn't show any errors either.
>From: Noel Kelly [mailto:nkelly at citrusnetworks.net]
>Sent: Saturday, January 25, 2003 6:21 PM
>To: Thomas Nilsen; samba at lists.samba.org
>Subject: RE: [Samba] Really bad Read performance
>Your is a common complaint on this list and typically it
>always seems to
>come back to network hardware problems rather than software.
>Run ifconfig on your interface and see if there are any errors
>you see none then i strongly recommend you swap the cable,
>NIC, switch/hub -
>very good chance this will take you closer to a solution than
>Samba parameters which are best left on their defaults!
>It has happened to me a couple of times. When the network hardware is
>working properly you see great performance from a default
>From: news.broadpark.no [mailto:thomas.nilsen at roxar.com]
>Sent: 23 January 2003 07:57
>To: samba at lists.samba.org
>Subject: [Samba] Really bad Read performance
>Running Samba 2.2.7, compiled with LDAP support. I'm suffering
>poor read performance problems on the server. Write speed is
>adding "interface = <ip of eth0>/24"), giving about 4.4 MB/s. However,
>reading files from the samba shares is just not usable.
>Reading a large (34
>MB) file from the server takes more than 3 minutes on a W2K Pro client.
>NIC on both server and client is set to 100/FD.
>I've tried changing "socket options = ...", but no settings
>I've come accoss
>makes any difference.
>Does anyone have any good ideas as to what I can do to fix this?
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