On Tuesday 27 January 2004 03:47 am, Peter Losher wrote: > So, the quad-Xeon box serving half of ftp.freebsd.org was upgraded to > 5.2-RELEASE Sunday night, and a couple of hours ago it broke to gdb w/ a > spin lock panic. > > -=- > spin lock sched lock held by 0x8d2f7a00 for > 5 seconds > panic: spin lock held too long > cpuid = 4; > Debugger("panic") > Stopped at Debugger+0x55: xchgl %ebx,in_Debugger.0 > db> > db> > db> > db> [tail-] > -=- > > We had this issue after updating to 5.1-REL, one of our techs caught this > and reset the box to bring it back online, so I don't have any additional > info. I am not sure if this is a revisit of those same problems, or if > it's something new. This is a very hard to debug problem. If WITNESS is on it provides more useful information that can help track that down, but I wouldn't expect a production machine to be using WITNESS. -- John Baldwin <jhb_at_FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.orgReceived on Tue Jan 27 2004 - 11:16:32 UTC
This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:37:40 UTC