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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Here is my container-server.conf:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">[DEFAULT]<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">log_name = container-server<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">log_facility = LOG_LOCAL6<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">log_level = INFO<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">log_address = /dev/log<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">bind_ip = 10.12.1.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">workers = 8<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">log_statsd_host = 10.11.2.1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">log_statsd_port = 8125<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">log_statsd_default_sample_rate = 0.25<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">log_statsd_metric_prefix = Storage01<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">[pipeline:main]<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">pipeline = recon container-server<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">[filter:recon]<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">use = egg:swift#recon<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">recon_cache_path = /var/cache/swift<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">[app:container-server]<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">use = egg:swift#container<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">[container-replicator]<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">concurrency = 2<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">[container-updater]<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">concurrency = 1<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">[container-auditor]<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">[container-sync]<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">--------<o:p></o:p></span></p>
<p style="margin-bottom:12.0pt"><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif"">For the second question, Swift doesn't use
</span><tt><span lang="EN-US" style="font-size:10.0pt"> updatedb.mlocate</span></tt><span lang="EN-US" style="font-size:10.0pt;font-family:"Arial","sans-serif""> in my mind. it should be safe to disable it.</span><span lang="EN-US"><br>
</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Based on the TOP output, it seems that the CPU workload of container replicator and auditor are too high.</span><br>
<span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Perhaps you need to tune the config file to decrease their workload. paste your config file of</span><br>
<span style="font-size:10.0pt;font-family:"Arial","sans-serif"">container servers.</span><br>
<span style="font-size:10.0pt;font-family:"Arial","sans-serif""><br>
</span><b><span style="font-size:7.5pt">Best Regards, </span></b><o:p></o:p></p>
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<b><span style="font-size:7.5pt">Edward Zhang(</span></b><b><span style="font-size:7.5pt;font-family:"PMingLiU","serif"">张华</span></b><b><span style="font-size:7.5pt">)</span></b><span style="font-size:7.5pt"><br>
Advisory Software Engineer<br>
Software Standards & Open Source Software<br>
Emerging Technology Institute(ETI)<br>
IBM China Software Development Lab<br>
e-mail: <a href="mailto:zhuadl@cn.ibm.com">zhuadl@cn.ibm.com</a></span><o:p></o:p></p>
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<img border="0" width="16" height="16" id="_x0000_i1030" src="cid:image003.gif@01CE91D5.56F6CEC0" alt="Inactive hide details for Klaus Schürmann ---08/05/2013 05:43:08 PM---Klaus Schürmann <klaus.schuermann@mediabeam.com>"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#424282">Klaus
Schürmann ---08/05/2013 05:43:08 PM---Klaus Schürmann <<a href="mailto:klaus.schuermann@mediabeam.com">klaus.schuermann@mediabeam.com</a>></span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:36.0pt"><b><span style="font-size:7.5pt;font-family:"Arial","sans-serif"">Klaus Schürmann <<a href="mailto:klaus.schuermann@mediabeam.com">klaus.schuermann@mediabeam.com</a>></span></b><span style="font-size:7.5pt;font-family:"Arial","sans-serif""> </span>
<o:p></o:p></p>
<p style="margin-left:36.0pt"><span style="font-size:7.5pt;font-family:"Arial","sans-serif"">08/05/2013 05:26 PM</span><o:p></o:p></p>
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<p class="MsoNormal"><img border="0" width="1" height="1" id="_x0000_i1032" src="cid:image001.png@01CE91D5.56F6CEC0"><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:36.0pt"><span style="font-size:7.5pt;font-family:"Arial","sans-serif"">"<a href="mailto:openstack@lists.openstack.org">openstack@lists.openstack.org</a>" <<a href="mailto:openstack@lists.openstack.org">openstack@lists.openstack.org</a>>,
</span><o:p></o:p></p>
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<p class="MsoNormal" align="right" style="text-align:right"><span style="font-size:7.5pt;font-family:"Arial","sans-serif"">Subject</span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:36.0pt"><span style="font-size:7.5pt;font-family:"Arial","sans-serif"">[Openstack] [SWIFT] PUTs and GETs getting slower</span><o:p></o:p></p>
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<tt><span style="font-size:10.0pt">Hi,</span></tt><span style="font-size:10.0pt;font-family:"Courier New""><br>
<br>
<tt>my Swift cluster is working for three weeks now as a mail storage and the performance is getting slower and slower.</tt><br>
<br>
<tt>This is my hardware configuration:</tt><br>
<br>
<tt>- 1 hardware-loadbalancer</tt><br>
<tt>- 2 proxy-server DELL R420 16 GB RAM 2 Quadcore CPU</tt><br>
<tt>- 5 proxy-server DELL R720xd 16 GB RAM 2 Quadcore CPU with 3x 2TB HDD SATA 6GB/s</tt><br>
<br>
<tt>The cluster contains:</tt><br>
<br>
<tt>279.000 containers</tt><br>
<tt>8.170.000 objects = 984 GByte</tt><br>
<br>
<tt>I have about 3.000.000 GETs per day and 1.500.000 PUTs.</tt><br>
<br>
<tt>The load is raising up to 12 now:</tt><br>
<br>
<tt>top - 11:06:39 up 114 days, 23:10, 1 user, load average: 10.88, 11.26, 11.22</tt><br>
<tt>Tasks: 175 total, 3 running, 172 sleeping, 0 stopped, 0 zombie</tt><br>
<tt>%Cpu(s): 15.6 us, 9.8 sy, 0.0 ni, 69.3 id, 4.5 wa, 0.0 hi, 0.8 si, 0.0 st</tt><br>
<tt>KiB Mem: 16386408 total, 14829360 used, 1557048 free, 30796 buffers</tt><br>
<tt>KiB Swap: 17575932 total, 132604 used, 17443328 free, 5572360 cached</tt><br>
<br>
<tt> PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND</tt><br>
<tt>25880 swift 20 0 81400 15m 3352 D 34.5 0.1 2838:36 /usr/bin/python /usr/bin/swift-container-replicator /etc/swift/container-server.conf</tt><br>
<tt>24282 swift 20 0 81084 14m 3244 S 19.2 0.1 3835:23 /usr/bin/python /usr/bin/swift-container-auditor /etc/swift/container-server.conf</tt><br>
<tt>29816 swift 20 0 1523m 27m 2032 D 9.6 0.2 1132:58 /usr/bin/python /usr/bin/swift-object-server /etc/swift/object-server.conf</tt><br>
<tt>29812 swift 20 0 1523m 27m 2032 R 7.0 0.2 1169:50 /usr/bin/python /usr/bin/swift-object-server /etc/swift/object-server.conf</tt><br>
<tt>29815 swift 20 0 1523m 27m 2032 D 6.6 0.2 1132:45 /usr/bin/python /usr/bin/swift-object-server /etc/swift/object-server.conf</tt><br>
<tt>29809 swift 20 0 1523m 26m 2032 D 5.6 0.2 1163:53 /usr/bin/python /usr/bin/swift-object-server /etc/swift/object-server.conf</tt><br>
<tt>30684 swift 20 0 84496 16m 2468 D 5.6 0.1 1959:57 /usr/bin/python /usr/bin/swift-container-server /etc/swift/container-server.conf</tt><br>
<tt>13853 snmp 20 0 51844 3356 1800 S 5.3 0.0 32:14.90 /usr/sbin/snmpd -Lsd -Lf /dev/null -u snmp -g snmp -I -smux -p /var/run/snmpd.pid</tt><br>
<tt>29810 swift 20 0 1523m 27m 2032 D 5.3 0.2 1132:09 /usr/bin/python /usr/bin/swift-object-server /etc/swift/object-server.conf</tt><br>
<tt>29813 swift 20 0 1525m 27m 2032 D 5.3 0.2 1177:23 /usr/bin/python /usr/bin/swift-object-server /etc/swift/object-server.conf</tt><br>
<tt>29811 swift 20 0 1524m 28m 2032 D 5.0 0.2 1169:37 /usr/bin/python /usr/bin/swift-object-server /etc/swift/object-server.conf</tt><br>
<tt>30677 swift 20 0 84932 17m 2468 D 5.0 0.1 1992:49 /usr/bin/python /usr/bin/swift-container-server /etc/swift/container-server.conf</tt><br>
<tt>29814 swift 20 0 1524m 27m 2032 D 4.6 0.2 1181:11 /usr/bin/python /usr/bin/swift-object-server /etc/swift/object-server.conf</tt><br>
<tt>30681 swift 20 0 84980 17m 2468 S 4.3 0.1 1999:12 /usr/bin/python /usr/bin/swift-container-server /etc/swift/container-server.conf</tt><br>
<tt>30678 swift 20 0 84684 17m 2468 D 4.0 0.1 1973:14 /usr/bin/python /usr/bin/swift-container-server /etc/swift/container-server.conf</tt><br>
<tt>30682 swift 20 0 84224 16m 2468 S 4.0 0.1 1960:55 /usr/bin/python /usr/bin/swift-container-server /etc/swift/container-server.conf</tt><br>
<tt>30685 swift 20 0 84356 16m 2468 D 3.6 0.1 1979:40 /usr/bin/python /usr/bin/swift-container-server /etc/swift/container-server.conf</tt><br>
<tt>7086 root 20 0 0 0 0 S 3.3 0.0 0:00.78 [kworker/6:1]</tt><br>
<tt>30683 swift 20 0 84160 16m 2468 S 3.3 0.1 1981:38 /usr/bin/python /usr/bin/swift-container-server /etc/swift/container-server.conf</tt><br>
<tt>30679 swift 20 0 83852 16m 2468 S 3.0 0.1 1965:53 /usr/bin/python /usr/bin/swift-container-server /etc/swift/container-server.conf</tt><br>
<tt>5935 root 20 0 0 0 0 S 2.7 0.0 0:16.38 [kworker/2:1]</tt><br>
<tt>6832 root 20 0 0 0 0 S 2.7 0.0 0:02.78 [kworker/4:0]</tt><br>
<tt>7153 swift 20 0 80300 9.8m 2040 D 2.7 0.1 0:00.08 /usr/bin/python /usr/bin/swift-container-updater /etc/swift/container-server.conf</tt><br>
<tt>1840 root 20 0 0 0 0 S 2.3 0.0 0:59.87 [kworker/0:1]</tt><br>
<tt>9630 swift 20 0 75796 6272 1708 D 2.0 0.0 1889:16 /usr/bin/python /usr/bin/swift-object-auditor /etc/swift/object-server.conf</tt><br>
<tt>9656 swift 20 0 87424 17m 2304 S 2.0 0.1 748:29.97 /usr/bin/python /usr/bin/swift-account-server /etc/swift/account-server.conf</tt><br>
<tt>9659 swift 20 0 86908 17m 2304 S 2.0 0.1 803:09.64 /usr/bin/python /usr/bin/swift-account-server /etc/swift/account-server.conf</tt><br>
<tt>9653 swift 20 0 85816 16m 2304 S 1.7 0.1 723:34.42 /usr/bin/python /usr/bin/swift-account-server /etc/swift/account-server.conf</tt><br>
<tt>9654 swift 20 0 87500 17m 2304 R 1.7 0.1 769:23.97 /usr/bin/python /usr/bin/swift-account-server /etc/swift/account-server.conf</tt><br>
<tt>9655 swift 20 0 85956 16m 2408 S 1.7 0.1 783:28.18 /usr/bin/python /usr/bin/swift-account-server /etc/swift/account-server.conf</tt><br>
<tt>9658 swift 20 0 87808 18m 2304 S 1.7 0.1 767:31.82 /usr/bin/python /usr/bin/swift-account-server /etc/swift/account-server.conf</tt><br>
<tt>32616 root 20 0 0 0 0 S 1.7 0.0 0:18.13 [kworker/3:0]</tt><br>
<tt>1826 syslog 20 0 243m 5124 856 S 1.3 0.0 329:10.12 rsyslogd -c5</tt><br>
<tt>6944 root 20 0 0 0 0 S 1.3 0.0 0:01.08 [kworker/7:2]</tt><br>
<tt>9652 swift 20 0 86896 17m 2412 S 1.3 0.1 663:32.21 /usr/bin/python /usr/bin/swift-account-server /etc/swift/account-server.conf</tt><br>
<tt>9657 swift 20 0 86016 16m 2408 S 1.3 0.1 706:22.08 /usr/bin/python /usr/bin/swift-account-server /etc/swift/account-server.conf</tt><br>
<tt> 51 root 20 0 0 0 0 S 1.0 0.0 134:26.37 [kswapd0]</tt><br>
<tt>4548 root 20 0 0 0 0 S 1.0 0.0 0:11.69 [kworker/1:2]</tt><br>
<tt>5362 root 20 0 0 0 0 S 1.0 0.0 0:10.95 [kworker/5:3]</tt><br>
<tt> 3 root 20 0 0 0 0 S 0.7 0.0 604:49.60 [ksoftirqd/0]</tt><br>
<tt> 52 root 20 0 0 0 0 S 0.7 0.0 68:32.58 [kswapd1]</tt><br>
<tt>7412 swift 20 0 80300 9704 2780 S 0.7 0.1 566:00.53 /usr/bin/python /usr/bin/swift-container-updater /etc/swift/container-server.conf</tt><br>
<tt>9580 swift 20 0 75632 7140 2728 D 0.7 0.0 2218:06 /usr/bin/python /usr/bin/swift-object-auditor /etc/swift/object-server.conf</tt><br>
<tt>22178 root 20 0 7404 992 700 D 0.7 0.0 20:28.93 /usr/bin/updatedb.mlocate</tt><br>
<br>
<tt>Is this a memory problem or a harddisk problem?</tt><br>
<br>
<tt>And second question: On the server the mlocate database is rising. Can I disable the updatedb.mlocate process and empty the database?</tt><br>
<br>
<tt>Thanks</tt><br>
<tt>Klaus</tt><br>
<br>
<br>
<br>
<tt>_______________________________________________</tt><br>
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<tt>Post to : <a href="mailto:openstack@lists.openstack.org">openstack@lists.openstack.org</a></tt><br>
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<br>
</span><o:p></o:p></p>
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