Date: Fri, 28 Feb 2020 11:13:47 GMT From: Martin Simmons <martin@lispworks.com> To: Luoqi Chen <luoqi.chen@gmail.com> Cc: rmacklem@uoguelph.ca, freebsd-fs@freebsd.org Subject: Re: Linux could write to read only files on FreeBSD NFS server Message-ID: <202002281113.01SBDlsl017697@higson.cam.lispworks.com> In-Reply-To: <CAHJqQjsP-w9LAS4AV64Pu9Jmv0kVFodKdT_jLUcyop3sNVh_EA@mail.gmail.com> (message from Luoqi Chen on Thu, 27 Feb 2020 14:58:55 -0800) References: <CAHJqQjuEVpL4xV1dAf6scFqFfMNm1gY3jOaO64ZQJTCQi_qzcQ@mail.gmail.com> <707243CD-C67E-4DAD-AC5A-68EC11CFFDFD@lysator.liu.se> <6EC06026-DA28-4CAC-8D56-5C7856D4625E@lysator.liu.se> <YTBPR01MB3374713F573B548791A22F98DDEB0@YTBPR01MB3374.CANPRD01.PROD.OUTLOOK.COM> <CAHJqQjsP-w9LAS4AV64Pu9Jmv0kVFodKdT_jLUcyop3sNVh_EA@mail.gmail.com>
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>>>>> On Thu, 27 Feb 2020 14:58:55 -0800, Luoqi Chen said: > > One more piece of information that might help: this behavior started > somewhere between centos 5 and 6, kernel 2.6.18 and 2.6.32, i.e., the same > script would fail on 2.6.18. Timing wise I believe it coincided with the > introduction of nfsv4. Have you tried mounting it with nfsv3 recently? I can't repeat it with that version (I don't run nfsv4 at all). __Martin
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