<html><head><style type="text/css"><!-- DIV {margin:0px;} --></style></head><body><div style="font-family:times new roman,new york,times,serif;font-size:12pt"><div style="font-family: times new roman,new york,times,serif; font-size: 12pt;">Can u tell me how to do this ?<br><pre><span style="font-style: italic;">If you enable query log, you might be able to see if it's actually</span><br style="font-style: italic;"><span style="font-style: italic;">serving queries at that time.</span><br></pre>I mean "it hang" is named process is still running but it cannot respond any lookup query. CPU is almost at low rate 5-6 % or lower. It's both hang with single thread or multithread. <br>datasize is 9999m<br> max-cache-size is 2000m;<br>These are versions of bind i tried :<br>bash-3.00# file /usr/sbin/named <br>/usr/sbin/named: ELF 32-bit MSB executable SPARC Version 1, dynamically linked, stripped<br>bash-3.00#
which named <br>/usr/sbin/named<br>bash-3.00# file /opt/SUNWbind9.6/sbin/named<br>/opt/SUNWbind9.6/sbin/named: ELF 64-bit MSB executable SPARCV9 Version 1, dynamically linked, not stripped<br>bash-3.00# file /usr/sbin/bind <br>bind-9.7.1b1/ bind9.7.0P1/ <br>bash-3.00# file /usr/sbin/bind-9.7.1b1/named<br>/usr/sbin/bind-9.7.1b1/named: ELF 32-bit MSB executable SPARC Version 1, dynamically linked, not stripped<br><br>In my circumstance, i can try installing anything as long as it can fix this bug. I saw on sunsolve there 's a patch for bind 119783-15. Don't know is it useful to fix this bug? <br><br>Mb i will check with other version of bind. Hope this can help.<br><div style="font-family: arial,helvetica,sans-serif; font-size: 13px;"><font face="Tahoma" size="2"><hr size="1"><b><span
style="font-weight: bold;">From:</span></b> Fajar A. Nugraha <fajar@fajar.net><br><b><span style="font-weight: bold;">To:</span></b> khanh rua <duonghoahoc_k49cd@yahoo.com><br><b><span style="font-weight: bold;">Cc:</span></b> bind-users@lists.isc.org<br><b><span style="font-weight: bold;">Sent:</span></b> Thu, July 8, 2010 5:10:02 PM<br><b><span style="font-weight: bold;">Subject:</span></b> Re: Bind hang out when named reach to 5-600 Mb<br></font><br>
On Thu, Jul 8, 2010 at 4:30 PM, khanh rua <<a ymailto="mailto:duonghoahoc_k49cd@yahoo.com" href="mailto:duonghoahoc_k49cd@yahoo.com">duonghoahoc_k49cd@yahoo.com</a>> wrote:<br>> Hi,<br>><br>> I install bind as a cache server on Solaris 10, Sun Sparc T5140. It has<br>> problem, bind always hang out when named reach to 5-600 Mb ('prstat' check).<br><br>How did you determine that it "hang"?<br>If you enable query log, you might be able to see if it's actually<br>serving queries at that time.<br><br>Also, how is the cpu and disk usage at that time (I'm trying to see if<br>you have cpu or disk as bottleneck?<br><br>My guess is that:<br>- one of your CPU thread is at 100% usage<br>- named is busy serving queries alreadt, so that the new query you<br>issued does not get processed in a timely manner.<br><br>> I have several servers and all have this problem even when i install bind in<br>> zone or try with a 64bit version. T5140's a
powerful server but bind can't<br>> make use of its power.<br><br>IMHO, it's not really named-specific problem. The thing is Sun/Oracle<br>T-series processors doesn't perform well with single thread loads. And<br>(last time I check anyway) even though bind can make use of multi<br>processor/threads, single thread performance still matters a lot.<br><br>So you'd probably get much better performance when running named with<br>say ... a generic x86 server/PC with Intel Xeon/Core i-series.<br><br>-- <br>Fajar<br></div></div>
</div><br>
</body></html>