[CentOS] Centos 6.5 on USB stick performance / stalls

Fri Feb 28 06:34:21 UTC 2014
Blake Hudson <blake at ispn.net>

Most USB flash drives have horrid performance, especially for writes and 
doubly especially for random writes. For a live linux distro, I would 
recommend a Sandisk Extreme or anything from Patriot.

Rainer Traut wrote the following on 2/27/2014 6:17 AM:
> Hi,
> I am running C6.5 64bit on an USB stick connected to a HP DL360G7;
> It is usually an ESXi host but eg for firmware updates (not available on
> SPP) I use this local installation.
> Problem are the lags and unresponsiveness we are seeing for example when
> running yum update in the installation phase. The whole system stalls
> but there is no io in vmstat.
>   From what google tells us, this is a known problem with linux.
> But is there anything we can do to mitigate?
> steps so far: mount / with ext4: defaults,data=writeback,noatime,nodiratime
> Thx
> Rainer
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