Date: Wed, 30 Apr 1997 10:43:40 -0700 (PDT) From: Tom Samplonius <tom@uniserve.com> To: Kachun Lee <kachun@zippo.com> Cc: freebsd-stable@freebsd.org Subject: Re: kmem_map full with 2.2beta to 2.2-releng-970422 Message-ID: <Pine.NEB.3.95.970430104137.11772u-100000@haven.uniserve.com> In-Reply-To: <1.5.4.32.19970430090159.006da760@dopey.pathlink.com>
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On Wed, 30 Apr 1997, Kachun Lee wrote: > Since did not get a response from freebsd-question yet, I am trying my luck > here. > > After upgraded some of our news servers to 2.2, they would panic about every > other days with the kmem_map full (Just for info, they went fine with > 2.1.6). I increased NMBCLUSTERS from 3000 to 4000 to 5000 to 6000 and that > did not help. I logged the netstat -m every 15 minutes and the mbufs usage > was in the 2000s when the system crashed. > > Any suggestion, or where or how I should look for the problem? > > Thank you in advance. > > PS: system conf-> > > maxusers 128 > > # options MATH_EMULATE #Support for x87 emulation > options INET #InterNETworking > options FFS #Berkeley Fast Filesystem > options NFS #Network Filesystem > options MFS #Memory File System > options MSDOSFS #MSDOS Filesystem > options "CD9660" #ISO 9660 Filesystem > options PROCFS #Process filesystem > options "COMPAT_43" #Compatible with BSD 4.3 > options SCSI_DELAY=15 #Be pessimistic about Joe SCSI device > options UCONSOLE #Allow users to grab the console > > options OPEN_MAX=4000 > options CHILD_MAX=2000 These two are insanely large. You might want to bring these both down to 500 or so. > options NMBCLUSTERS=5000 > > options "MAXMEM=(192*1024)" > > options SYSVSHM > options SYSVSEM > options SYSVMSG If you remove this SYS* stuff you get a smaller kernel. Tom
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