[Kernel-packages] [Bug 1641049] Re: NFSv4 do not invalidate cached information about deleted files

2017-11-28 Thread Petr gregor
This problem seems very similar https://bugzilla.redhat.com/show_bug.cgi?id=1416532 ** Bug watch added: Red Hat Bugzilla #1416532 https://bugzilla.redhat.com/show_bug.cgi?id=1416532 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to

[Kernel-packages] [Bug 1641049] Re: NFSv4 do not invalidate cached information about deleted files

2016-12-07 Thread Joseph Salisbury
We can perform a "Reverse" bisect to identify the commit that fixes this in v4.9-rc6. We first need to identify the last bad kernel version and the first good one. Does v4.9-rc5 exhibit the bug? -- You received this bug notification because you are a member of Kernel Packages, which is

[Kernel-packages] [Bug 1641049] Re: NFSv4 do not invalidate cached information about deleted files

2016-11-25 Thread Arseny Tolmachev
I was able to reproduce this bug in a bit different manner in vagrant VM environment. We were using 16.04 as nfs server and 14.04, 16.04 (with latest kernel and 4.9-rc6) and 16.10 as clients. For the testing we were using the script in the end of this post. Scenario is: * create 1k symlinks by

[Kernel-packages] [Bug 1641049] Re: NFSv4 do not invalidate cached information about deleted files

2016-11-25 Thread Arseny Tolmachev
** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1641049 Title: NFSv4 do not invalidate cached information about

[Kernel-packages] [Bug 1641049] Re: NFSv4 do not invalidate cached information about deleted files

2016-11-24 Thread Arseny Tolmachev
We are testing this with different kernel versions right now. I would like to report that NFSv3 workaround does not work with symlinks (the bug still appears), but seems to work with regular files. -- You received this bug notification because you are a member of Kernel Packages, which is

[Kernel-packages] [Bug 1641049] Re: NFSv4 do not invalidate cached information about deleted files

2016-11-14 Thread Joseph Salisbury
Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.9 kernel[0]. If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix

[Kernel-packages] [Bug 1641049] Re: NFSv4 do not invalidate cached information about deleted files

2016-11-11 Thread Arseny Tolmachev
All information should be added now. ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1641049 Title: NFSv4 do not

[Kernel-packages] [Bug 1641049] Re: NFSv4 do not invalidate cached information about deleted files

2016-11-11 Thread Arseny Tolmachev
apport information ** Tags added: apport-collected ** Description changed: When using NFSv4 client in Ubuntu 16.04 the the following sequence of actions fails. You need a NFS server (S) and two clients (A and B). Let the NFS share be mounted at /nfsdata A: echo test >