<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); ">Hi,lists,</span></div><div><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); "><br></span></div><div><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); "> A squid developer answered similar question.</span></div><div><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); "><br></span></div><div><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); "><quote></span></div><div><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); ">> how can we adjust the path where squid stores the ipc files for the </span><br style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); "><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); ">> coordinator and kids? it is /path/to/squid/var/run/squid. this is </span><br style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); "><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); ">> because we used -prefix="/path/to/squid" . but also we have used </span><br style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); "><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); ">> -prefix we want to have the files in other dirs. with (nearly) all we </span><br style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); "><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); ">> can adjust the locations in squid.conf and use the full/other path, </span><br style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); "><br style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); "><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); ">The OS determines where/what the SHM path descriptor has to be. We like </span><br style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); "><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); ">to follow the FHS specification since these are special networking </span><br style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); "><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); ">*socket* descriptors not "files". That may or may not permit your </span><br style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); "><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); ">--prefix to apply on the path, but we do not allow localization. </span></div><div><font class="Apple-style-span" face="Verdana, Geneva, Helvetica, Arial, sans-serif"></quote></font></div><div><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); "><br></span></div><div><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); "><br></span></div><div><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); "> I didn't know much about IPC. In the past years I run some squid box in SMP mode </span><span style="color: rgb(0, 0, 0); font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; font-size: 13.63636302947998px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); ">with freebsd and linux, </span><span class="Apple-style-span" style="font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; ">and I noticed that squid block the IO in the peak time every day, </span><span class="Apple-style-span" style="font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; ">iostat displays IOPS cannot exceed 250/s, even though in some test I can get 1000/s </span><span class="Apple-style-span" style="font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; ">when I run </span><span class="Apple-style-span" style="font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; ">"tar xf ports.tgz" without any other load.</span></div><div><span class="Apple-style-span" style="font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; "> Yesterday I ran squid with aufs store in single process mode on dflyBSD, and observed </span><span class="Apple-style-span" style="font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; ">the IOPS can </span><span class="Apple-style-span" style="font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; ">touch </span><span class="Apple-style-span" style="font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; ">500/s sometimes. It's so amazing, so I want give more test with squid </span><span class="Apple-style-span" style="font-family: Verdana, Geneva, Helvetica, Arial, sans-serif; ">in SMP mode.</span></div></body></html>