e the same.
kashani
les. The frontend cgi script is a little lame,
but you can try some of the other frontends. The emerge flags are ...
extensive.
http://collectd.org/
kashani
. Ricer continues to mean "spending inordinate amount of
time and money for performance modifications that generally do very
little for performance and a lot to reduce reliability while poorly
understanding the system as a whole." At least that's my interpretation
of the definition.
kashani
or adding drives.
In regards to filling up partitions monitoring, cron, and logrotate are
your friends. I email at 70% and page at 80%.
kashani
looking.
Would somebody please give me some hints which packages I should be
looking at, and perhaps any use flags I might need.
TVM
+1 for VirtualBox and more importantly being able to use Vagrant with it.
http://vagrantup.com/docs/getting-started/index.html
kashani
why that setting is unknown. I suspect you didn't
put it in the right place in your config. Also your drive will fill up
with Mysql bin logs after serveral months with Mythtv without it working.
[mysqld]
# this settings must come after [mysqld] to take affect
expire_logs_days = 10
max_binlog_size = 100M
kashani
over three
years is a better deal than paying for equivalent power in the cloud.
2. Latency. You're increasing it.
3. Cloud performance varies. Networks split, machines run slow, it
happens. You'll have more consistent performance on your own machines.
It's getting better, but it's still something with which to be aware.
Migrating to virtual servers makes some sense, but you need to look at
it on a case by case basis.
kashani
less help Google, mailing lists, etc become. At that
point your own experience and 5-10 minutes of testing is going to
produce better results.
kashani
solves most of this stuff quicker.
kashani
S web interface does with CUPS
configuration.
In Samba's case the config is pretty simple if you ignore printing
which you should. Just add the IP range, setup a share, and add some
accounts or leave it public. Probably take longer to setup a gui.
kashani
filesystem. It's a fairly common practice on database servers
though the gains are relatively minor. I'm not sure how much it would
affect logging, but it would be fairly easy to test.
kashani
On 9/7/2011 5:25 AM, Pandu Poluan wrote:
On Wed, Sep 7, 2011 at 01:15, kashani wrote:
On 9/6/2011 10:26 AM, Pandu Poluan wrote:
So, can anyone recommend me a filesystem that fulfills my following needs:
Scenario: vFirewall (virtual Firewall) that is going to be deployed at
my IaaS Cloud
s. Use the same filesystem
you use on all your other servers.
kashani
ystem into loosely coupled pieces only one of which is
being changed, then the other system becomes a part of the total system
and we must write a hypothetical journal for the entire system in order
to achieve a consistent rollback."
kashani
nd doc and includes a number of
config entries to make troubleshooting and running ISP type name servers
easier and safer.
http://en.gentoo-wiki.com/wiki/BIND
kashani
cache.
Once restarted Bind on ns00 (and made it part of the runlevel) the prod
server checked in and all was well.
The lessons:
Monitor *all* of your DNS infrastructure
DNS can break even with a large distributed system and it is never
pretty.
kashani
provider, then finding a
different one you do like is quite simple.
Exactly what Alan said. It's not worth it and no registar will let you
do it on one IP.
kashani
of days to keep per folder. I deal
with all my lists that way. 180 days for gentoo and down to 30 days for
Mythtv. All the archives are searchable so no point in duplicating the
data locally.
kashani
0x.
http://en.wikipedia.org/wiki/Linux_on_zSeries
kashani
fresh made sense.
kashani
L TEXT indexes do. Sorry my mistake.
OK, just leave key_buffer at the default 16M?
No. Make key_buffer 256M and then restart Mysql or update it from the
commandline. You're starving Mysql for resources. Fix this first. Then
you can mess around with tables and engines.
kashani
f swap, you're
screwed. Avoid this.
5. Swap that you never write to or read from never needs to hit the
drives. If you're worried about drive wear, turn off logging.
kashani
ith it, but
testing with a copy of your site database is better.
kashani
On 7/21/2011 11:55 AM, Michael Mol wrote:
On Thu, Jul 21, 2011 at 11:56 AM, kashani wrote:
On 7/20/2011 6:29 PM, Michael Mol wrote:
Also, run a caching proxy if at all possible. That made the single
biggest difference for my server.
Other useful things:
* Set the MaxRequestsPerChild to
ctually slower
than having only four lanes. However 32 lanes could faster than 4.
People can have their groceries setup, baggers aren't getting in the
way, etc. The analogy breaks down a bit, but you get the point.
There is no performance gain in configuring for concurrency your
hardware and software can not support.
kashani
almost as fast
or much much faster than MyISAM in nearly every way these days.
kashani
ched,
and load some data before you'd have to recycle the child process. Most
people set it around 1. Large enough to be useful, but still deal
with any minor memory leaks.
kashani
#x27;d look at tuning your Mysql config. If you've never touched
my.cnf, by default it's set to use 64MB IIRC. You may need to raise this
to get better performance. key_buffer and innodb_buffer_pool_size are
the only two I'd modify without knowing more.
kashani
e and haven't felt the lack
though if you like to work outside and it's bright enough it might be
worth it.
kashani
the mysqld part of your my.cnf and restart
Mysql. That should take care of the problem and keep bin logs from using
all your space again.
[mysqld]
expire_logs_days = 10
max_binlog_size = 100M
kashani
ars or other
files in these dirs. Check them out.
Lastly a df -h and a sudo du -m --max-depth=1 / would go a long way
towards pointing to where the problems are.
kashani
On 7/7/2011 1:37 PM, Alan McKinnon wrote:
On Thursday 07 July 2011 11:23:15 kashani did opine thusly:
On 7/2/2011 3:14 PM, Grant wrote:
After a frustrating experience with a Linksys WRT54GL, I've
decided to stick with Gentoo routers. This increases the
number of Gentoo systems I'm r
,5 -c 10,7,5
<% end -%>
If you were managing a make.conf you could set -j<%= processorcount*2 %>
or whatever as well as pass in your own settings etc. Once you have
things working it's pretty good at keeping your servers in sync and
doing minor customization per server based on OS, hardware, IP,
hostname, etc.
kashani
.
As the others have pointed out it's coming, but in the short term you
can always gem install directly and continue to use the init scripts
that shipped with the portage package. I do the same on Ubuntu w/ Puppet.
kashani
On 6/24/2011 5:09 PM, David W Noon wrote:
On Fri, 24 Jun 2011 16:12:26 -0700, kashani wrote about [gentoo-user]
Don't start a new thread by changing the subject:
I've noticed this a couple of times this week. A few of you
have responded to the annoying Fortran thread, c
ted Fbsplash did the same thing.
kashani
On 6/22/2011 2:52 PM, Harry Putnam wrote:
If that isn't available maybe someone has a fairly current kernel
config that is known to boot on a windows host with guest gentoo.
http://badapple.net/files/gentoo-vbox.config
Windows 7, vbox 4.0.8, gentoo-sources-2.6.36-r5, no video drivers
kashani
es of changing
your VCS.
http://lwn.net/Articles/409635/
kashani
's likely some
variation of the Barret M82 rifle though there are other systems. $6-8 a
round to shoot or maybe as low as $3 if you're using reloads.
kashani
I delete 95% of the threads on gentoo-user because of time or
inapplicability to my systems or interests. I've also dropped my mail
list subscriptions way way down over the years. It's something that
everyone ends up doing as their priorities change or as interests focus.
kashani
g about differences in Windows, Linux, x86, x86_64, Thunderbird,
mutt, the electrons on your computer, etc etc.
Sheesh.
kashani
ng is breaking threading in Thunderbird and I can't
think of anyone else lately I've had the problem with. Also mutt has
broken threading in the past and even between different versions of
itself... so calling it a gold standard may be an overstatement.
kashani
linguas_en_US linguas_fr linguas_it linguas_nl
Hmmm... I'll try enabling "epoll kernel_linux ldap pam ssl" and updating...
My question is why did you mess with the defaults? epoll should have
been enabled unless you wanted to make Squid 100x slower.
kashani
a Gentoo guest (2.6.36-r5) using 2 CPUs. I haven't noticed
any changes in stability since making the change to SMP last month.
However there have been at least two SMP guest fixes in the 4.x version.
kashani
ith
"deleted" files. The other fun one is having a daemon grow larger and
larger because it's not letting go of files that were deleted while it
had them open.
kashani
On 4/21/2011 9:54 PM, Hans de Graaff wrote:
On Thu, 21 Apr 2011 17:33:05 -0700, kashani wrote:
Install RVM, make it part of your shell, then install the ruby and gems
of your choice. That way you leave the system Ruby alone and can develop
with the versions you want. You can even do multiple
That way you leave the system Ruby alone and can develop
with the versions you want. You can even do multiple versions of ruby
and various gems for working on many different projects at once.
https://rvm.beginrescueend.com/rvm/install/
It really is the simplest way to build a dev environment and maintain
it for Ruby.
kashani
On 4/21/2011 2:15 PM, kashani wrote:
On 4/20/2011 6:21 PM, Pandu Poluan wrote:
Okay, I'm combining the portage distfiles dir into a storage server.
Problem: the storage server is Windows 2003.
Question: should I mount the distfile dir using SMB/CIFS or NFS? Is
there any performance a
recommend avoiding NFS if possible. I've always found it painful to
get working and touchy after the fact.
kashani
in a heavy use ISP system because it's not a monolithic process like Exim.
kashani
t on 32bit and 64bit systems.
Wonko
I had done it myself in the past a number of times without issue, but
here's the documentation to back it up.
kashani
http://wikis.sun.com/display/WebStack/MySQL64bitARC
"It should be noted that, when switching between 32bit and 64b
u ran flush privileges;
for the mysql.user table to take effect?
kashani
with Nagios as well.
kashani
dentally, apache is wrong to complain of syntax errors - they're errors of
configuration, not syntax.
Apache doesn't recognize the syntax, therefore it's a syntax error.
dig you build php with an apache2 flag to enable the Apache module?
kashani
t see
that as a failing of LVM, but of Gentoo for lack of another culprit. You
can only roll your OS forward in so many ways before you have to do a
little offline plumbing. May as well complain that you had to shutdown
your machine to put in more RAM.
kashani
y
painful to setup, but RHEL uses LVM by default so it's just a matter of
resizing to get the partitions you need. Once that's done you can kick
off snapshots with very little effort.
Not sure where you heard it was ineffective and I'd ignore further
information from that source.
kashani
When you forget to sudo vi you can use w!! which pipes writing the file
though sudo. You get some term gunk, but it does work.
kashani
e has a number of good examples
http://www.posluns.com/guides/hedchek.html
kashani
ut 3 lines lines in its config file.
Stroller.
I dont't think you have followed the thread correctly. The OP did say
he had a user/pass in his ssmtpd.conf which I assumed was for accessing
the final relay host. That was the reason for the extra lines.
kashani
x27;d test that the cron works correctly
beforehand. Nothing worse than locking yourself out *and* realizing your
cron has a path issue.
kashani
On 1/23/2011 4:26 PM, Alan McKinnon wrote:
Apparently, though unproven, at 02:02 on Monday 24 January 2011, kashani did
opine thusly:
On 1/23/2011 12:20 PM, Alan McKinnon wrote:
It manages it's own queues beautifully. But, and this makes me sad, it
doesn't really want *me* to m
an't say I've ever needed anything more than mailq | grep |awk |
postsuper -d - in order to delete mail from the Postfix queues. What
sort of things are your trying to do other than delete a lot of spam or
bounces?
kashani
On 1/23/2011 11:23 AM, Alex Schuster wrote:
Relaying does not work yet, I get a "Relay access denied (in reply to
RCPT TO command)" error. But my initial goal is reached, I can send mail
to {root,wonko}@wonkology.org. That's all I wanted.
Many many thanks kashani! Your howto is
* between the passwd file and main.cf.
5. Once you're this far it's time to test all the way through.
make sure you can send from the localhost machine
sendmail -v s...@address.com
.
Once you're sure that works test from another machine on the network.
Ideally it should just work if you've done all the steps.
kashani
On 1/21/2011 11:27 AM, Volker Armin Hemmann wrote:
On Friday 21 January 2011 11:12:34 kashani wrote:
On 1/21/2011 10:53 AM, Volker Armin Hemmann wrote:
so, why are you doing soemthing incredible stupid in the first place?
How about you go have some coffee, maybe have a banana to even out the
?
kashani
/0136.html
As far as I can tell it comes down to cluster size, bitness of your OS,
and amount of RAM you're willing to dedicate to managing swap.
kashani
have swap devices of 64GB each.
kashani
thing into RAM until it's
full. However alerting on 5% swap usage does work fairly well.
kashani
wastage.
Much like authors who proudly declare that they spent 7 years writing some
magnum opus. It's a sure bet they were drunk of 6.5 of them :-)
Not a compiler or system libs.
"whenever I undertake a large emerge such as chromium or openoffice"
OpenOffice. Nuff said.
kashani
Mysql problems. This is a fairly
common problem in my experience. The simplest solution is:
sudo mkdid -p /home/mysql
sudo chown -R mysql: /home/mysql
vi /etc/mysql/my.cnf and change to tmpdir = /home/mysql/
sudo /etc/init.d/mysql restart
Yes, tmpdir is *not* a dynamic variable so you will have to restart
Mysql to make this change.
kashani
it VM support after a
machine goes to sleep. Rebooting fixes the problem temporarily. If you
notice that behavior you may want to go ahead with any BIOS upgrade to
see if that fixes it.
kashani
On 1/12/2011 12:04 AM, Valmor de Almeida wrote:
System uname:
linux-2.6.34-gentoo-r12-x86_64-intel-r-_core-tm-_i7_cpu_l_6...@_2.13ghz-with-gentoo-1.12.14
Timestamp of tree: Sat, 20 Nov 2010 15:45:01 +
That chip looks okay. http://ark.intel.com/Product.aspx?id=43563
kashani
I found out recently that my
Intel T6600 while 64bit can only run 32bit guests.
3. You're running vbox 3.1.8 which is stable for x86 while vbox 3.2.12
is stable for amd64. Is your host OS 32bit?
kashani
plain not
working. I think this was over five years ago and doubtfully thing have
improved, but I definitely wasn't impressed at the time.
kashani
ay. Unless the language you're familiar
with is completely unsuitable, I'd say familiarity trumps language
features. YMMV.
kashani
On 12/29/2010 1:36 PM, Tanstaafl wrote:
On 2010-12-29 3:50 PM, kashani wrote:
On 12/29/2010 9:14 AM, Tanstaafl wrote:
I'm updating an old system I inherited that has postfixadmin 2.1
installed, and I have a question about the vacation user entry in
/etc/passwd...
I would consider a
in
place. And safer.
kashani
them for inet-domain at all.
I'm using "netstat -l" or "netstat -ln". Is there some other option I
need? I didn't see one.
You need -p for "process".
What Bill said. You'll probably want to try sudo netstat -lnp and sudo
netstat -lnpt which just shows TCP ports.
kashani
On 11/29/2010 5:46 AM, Grant wrote:
You can add it to /etc/mysql/my.cnf and restart. Remove it and restart again
when you've finished.
kashani
That worked perfectly, thank you.
I've run mysql_upgrade successfully and all of the warnings have
disappeared from the mysql log file
On 11/28/2010 12:30 PM, Grant wrote:
I'm told I need to run mysqld with --skip-grant-tables. I'm used to
using Gentoo's mysql initscript. Should 'mysqld --skip-grant-tables'
work?
You can add it to /etc/mysql/my.cnf and restart. Remove it and restart
again when you've finished.
kashani
en output about restarting it.
kashani
of to much traffic.
I'd be interested in how many people still have access to a news server
these days. I don't and I'm not particularly interested in having to pay
for access when email works well enough.
kashani
IP. If you're running multiple accounts, like
kashani-list@ and kashani@ in my case, you'll want at least 20. Same
thing applies if you're running webmail for multiple account because all
account access will originate from localhost.
kashani
e default my.cnf changed for the worse in Gentoo's 5.1.x ebuild.
Try making a copy of your original my.cnf and put it into place once
you've upgraded. Else you may need to modify the mysql home and data
paths in the new my.cnf to reflect where the database are actually
installed.
kashani
On 9/2/2010 11:12 AM, Mick wrote:
On Thursday 02 September 2010 06:10:05 kashani wrote:
On 9/1/2010 1:00 PM, Aniruddha wrote:
On Tuesday 31 August 2010 20:30:55 Mick wrote:
But this is apparently not the proper way, because after
restarting the server, apache does not show my web-page
ing a dumb is the most reliable
way to get your data into 5.1.
As other people have pointed out you'll need to revdep-rebuild or
preserve the older client libs.
kashani
snapshot
which makes it only an option on the slave.
kashani
the hell of it, never use mbox over NFS.
The locking will kill you on a busy system.
kashani
ad after Mysql only if it exists in the current runlevel. As
other people have said, there isn't any problem to solve here.
kashani
On 6/23/2010 1:56 PM, Stefan G. Weichinger wrote:
Am 23.06.2010 04:27, schrieb kashani:
I updated from a Q6600 to an i7 860 recently. Not amazing speed
wise, but I can run 8 threads and use more than 8GB of RAM. The RAM was
the big thing for me. If you're planning to do a lot with VM
t versions of it on board and it's not a hardware chip
anymore, but, compared to most other intelligent platforms, PC BIOS is
pretty braindead.
For the record only Sun servers have ever made me utter, "Let me get
this straight. I have to update the firware on the POWER SUPPLY too?!?"
E6500s circa '99.
kashani
I'd say
you're not going to notice much speed unless you're very CPU bound.
kashani
On 6/20/2010 5:06 PM, deface wrote:
Try fail2ban
How about reading the whole thread before posting a one liner?
kashani
localhost for webmail to interact with it, but you should have far less
problems. And less change of sniffers pulling user/pass from wireless
connections in cafes.
kashani
good idea to
turn bin logs off because there are cases when it's easier to recover
data or fix tables if you have current logs.
kashani
ig.
Also make sure that you allow mynetworks before requiring authentication
like this example below. If you don't, your mail server will try to
authenticate access from localhost.
smtpd_recipient_restrictions =
permit_mynetworks
permit_sasl_authenticated
kashani
to hear this, but:
vixie-cron is problematic in the extreme. I have endless hassle with it's
weird behaviours.
Use a different cron daemon.
Strange. I've never had a problem with it and Gentoo though I use Gentoo
primarily as a server.
kashani
this for a road warrior setup.
Use Openvpn. Way simpler, has a client for all the major OSs, and most
importantly isn't based on annoying ipsec. You can use Openvpn between
servers as well to setup tunnels.
kashani
opping the
unencrypted protocols. Usually keeps people from banging on the servers
and much safer if you use the occasional unsecured wireless network.
kashani
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