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Hi Wei, Any chance you got a core dump from this? I am not tracking any known crashing bugs myself. RHEL6 or RHEL7? Brian Sent from my iPhone > On Apr 2, 2018, at 5:16 PM, Yang, Wei <[log in to unmask]> wrote: > > For the record: > > We have an instance of Xcache to serve CVMFS for SLAC batch nodes. It crashed this morning after receiving ~9.5K non-handshake connections from sn160.s02.sjc01.qualys.com in 5 seconds (did our friend Artem Harutyunyan used to work at Qualys? I know he left a long time ago). > > I don¹t know if there is a remedy to this. I will setup a firewall rule before I restarting the Xcache. > > regards, > -- > Wei Yang | [log in to unmask] | 650-926-3338(O) > > ######################################################################## > Use REPLY-ALL to reply to list > > To unsubscribe from the XCACHE-L list, click the following link: > https://listserv.slac.stanford.edu/cgi-bin/wa?SUBED1=XCACHE-L&A=1 ######################################################################## Use REPLY-ALL to reply to list To unsubscribe from the XCACHE-L list, click the following link: https://listserv.slac.stanford.edu/cgi-bin/wa?SUBED1=XCACHE-L&A=1