<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><div>No, logs are always written either in renamed old file or created newly by master process.</div><div>There is window between sending signal and reopening new files by worker processes.</div><div><br></div><div><br></div><div><div><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Georgia; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-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: 0px; font-size: medium; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Georgia; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-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: 0px; font-size: medium; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Georgia; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; 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: 0px; font-size: medium; ">--<br>Igor Sysoev<br></span></div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Georgia; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; 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: 0px; font-size: medium; "><a href="http://nginx.com/support.html">http://nginx.com/support.html</a></span></div><div><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Georgia; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; 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: 0px; font-size: medium; "><br></span></div></span></span></div></div><div>On Dec 15, 2012, at 22:20 , S Ahmed wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite">I see, thanks.<div><br></div><div>So there is there a small window of time when the logs will not be written or lost?</div><div class="gmail_extra"><br><br><div class="gmail_quote">On Sat, Dec 15, 2012 at 4:44 AM, Igor Sysoev <span dir="ltr"><<a href="mailto:igor@sysoev.ru" target="_blank">igor@sysoev.ru</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word"><div class="im"><div><div>On Dec 15, 2012, at 2:10 , S Ahmed wrote:</div><br><blockquote type="cite">
<div class="gmail_extra">m irya,</div><div class="gmail_extra"><br></div><div class="gmail_extra">Thanks. I'm planning to run 12.04 ubuntu.</div><div class="gmail_extra"><br></div><div class="gmail_extra">What exactly does 're-opening' of a log file mean? Isn't it already open, meaning nginx has it open and is appending to it?</div>
<div class="gmail_extra"><br>So step by step, what is to be done?</div><div class="gmail_extra"><br></div><div class="gmail_extra">1. kill -USR1</div><div class="gmail_extra">2. rename file?</div><div class="gmail_extra">
3. kill -USR1 'cat /var/run/nginx.pid'</div><div class="gmail_extra">4. profit</div></blockquote><br></div></div><div>1. rename file</div><div class="gmail_extra">2. kill -USR1 'cat /var/run/nginx.pid'</div>
<div class="gmail_extra">3. sleep 2</div><div class="gmail_extra">4. do everything with the file: gzipping, moving to other host, etc.</div><div><div class="gmail_extra"><br></div></div><div>
<span style="text-indent:0px;letter-spacing:normal;font-variant:normal;text-align:-webkit-auto;font-style:normal;font-weight:normal;line-height:normal;border-collapse:separate;text-transform:none;font-size:medium;white-space:normal;font-family:Georgia;word-spacing:0px"><span style="text-indent:0px;letter-spacing:normal;font-variant:normal;text-align:-webkit-auto;font-style:normal;font-weight:normal;line-height:normal;border-collapse:separate;text-transform:none;font-size:medium;white-space:normal;font-family:Georgia;word-spacing:0px"><div style="word-wrap:break-word">
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--<br>Igor Sysoev<br></span></div><div style="word-wrap:break-word"><span style="text-indent:0px;letter-spacing:normal;font-variant:normal;font-style:normal;font-weight:normal;line-height:normal;border-collapse:separate;text-transform:none;font-size:medium;white-space:normal;font-family:Georgia;word-spacing:0px"><a href="http://nginx.com/support.html" target="_blank">http://nginx.com/support.html</a></span></div>
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