The only entry that I have in the cache.log are these lines before that I have all storelocatevary warnings but nothing out of the ordinary. FATAL: Received Segment Violation...dying. 2009/11/29 22:45:48| storeDirWriteCleanLogs: Starting... 2009/11/29 22:45:48| WARNING: Closing open FD 24 2009/11/29 22:45:48| commSetEvents: epoll_ctl(EPOLL_CTL_DEL): failed on fd=24: (1) Operation not permitted Lines that are before this error are all similar to these storeLocateVary: Not our vary marker object, 9884D2F9295EC65D66A36B329A3C7BBD = 'http://b.static.ak.fbcdn.net/rsrc.php/zE010/hash/2kkc6o 96.css', 'accept-encoding="gzip,%20deflate"'/'gzip, deflate' 2009/11/29 22:45:47| storeLocateVary: Not our vary marker object, DCBAB677A2364853342DA79508301881 = 'http://static.ak.fbcdn.net/rsrc.php/z5WTN/hash/arvryq2p .css', 'accept-encoding="gzip,%20deflate"'/'gzip, deflate' 2009/11/29 22:45:47| storeLocateVary: Not our vary marker object, FBD3324530E5C7D93199529A191361C0 = 'http://static.ak.fbcdn.net/rsrc.php/zBICQ/hash/ryfrvghz .css', 'accept-encoding="gzip,deflate,sdch"'/'gzip,deflate,sdch' 2009/11/29 22:45:47| storeLocateVary: Not our vary marker object, 498DE9ABC02057F4C59D6A60B2E515B1 = 'http://static.ak.fbcdn.net/rsrc.php/z37DG/hash/e5d2uja2 .css', 'accept-encoding="gzip,deflate,sdch"'/'gzip,deflate,sdch' 2009/11/29 22:45:47| storeLocateVary: Not our vary marker object, 956DBDC557535910ECC2BDE74EEC30D4 = 'http://b.static.ak.facebook.com/common/redirectiframe.h tml', 'accept-encoding="gzip,%20deflate"'/'gzip, deflate' Sincerely, Ragheb Rustom -----Original Message----- From: Kinkie [mailto:gkinkie@xxxxxxxxx] Sent: Monday, November 30, 2009 1:25 AM To: Ragheb Rustom Cc: squid-users@xxxxxxxxxxxxxxx Subject: Re: squid crashes by itself and reboots automatically On Sun, Nov 29, 2009 at 8:25 PM, Ragheb Rustom <ragheb@xxxxxxxxxxxxxxx> wrote: > Dear all, > > I have multiple servers running squid 2.7-stable7. Lately I have noticed > that most of these servers are crashing sometimes everyday creating a core > dump file and then after creating the file restart by itself. After reading > the core file with gdb and doing a backtrace I got the following info. Can > anyone please help me identify what is going on with these squid servers. > You help is very valuable. Is there anything in cache.log? Possibly just the few lines before the restart. -- /kinkie