lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite for Android: free password hash cracker in your pocket
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20080731180600.GA8732@nibiru.local>
Date:	Thu, 31 Jul 2008 20:06:00 +0200
From:	Enrico Weigelt <weigelt@...ux.de>
To:	linux kernel list <linux-kernel@...r.kernel.org>
Subject: Re: high latency NFS

* Michael Shuey <shuey@...due.edu> wrote:
> I'm currently toying with Linux's NFS, to see just how fast it can go in a 
> high-latency environment.  Right now, I'm simulating a 100ms delay between 
> client and server with netem (just 100ms on the outbound packets from the 
> client, rather than 50ms each way).  Oddly enough, I'm running into 
> performance problems. :-)

NFS is *very bad* for latent links.
Try 9p with an little metadata-caching proxy in the middle ;-P

cu
-- 
---------------------------------------------------------------------
 Enrico Weigelt    ==   metux IT service - http://www.metux.de/
---------------------------------------------------------------------
 Please visit the OpenSource QM Taskforce:
 	http://wiki.metux.de/public/OpenSource_QM_Taskforce
 Patches / Fixes for a lot dozens of packages in dozens of versions:
	http://patches.metux.de/
---------------------------------------------------------------------
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ