<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div><div>On Apr 1, 2009, at 4:11 PM, Cloude Porteus wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 16px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0; "><br>I just noticed that the number of documents in the cache dropped from<br>~140k -> ~30k and the LRU Nuked Objects increased by 100k. I assume<br>we're hitting our storage limit, which is currently set to 10gb. We<br>had it set at 50gb before, but we were still having similar problems.<br>I noticed last night there was a couple of hours where it looked like<br>the hit ratio was close to zero, but then it went back to normal.<br><br>Any ideas what would cause Varnish to nuke ~100k objects all at once?<br>I've gone over all the performance tuning info and we've tried to<br>implement most of the suggestions. I'm just not sure which direction<br>to start tuning further.<br></span></blockquote></div><br><div>There are problems with the fragmentation of the store. Try using malloc and see if the problem goes away. (We see this regularly)</div><div><br></div><div>Artur</div><div><br></div></body></html>