Re: [lustre-discuss] Lustre Client Lockup Under Buffered I/O (2.14/2.15)

2022-02-14 Thread Ellis Wilson via lustre-discuss
mailto:adil...@whamcloud.com>>; Ellis Wilson mailto:elliswil...@microsoft.com>>; lustre-discuss@lists.lustre.org<mailto:lustre-discuss@lists.lustre.org> Subject: [EXTERNAL] Re: [lustre-discuss] Lustre Client Lockup Under Buffered I/O (2.14/2.15) You don't often get email from

Re: [lustre-discuss] Lustre Client Lockup Under Buffered I/O (2.14/2.15)

2022-01-20 Thread Raj via lustre-discuss
2022 8:32 AM > *To:* Andreas Dilger > *Cc:* lustre-discuss@lists.lustre.org > *Subject:* Re: [lustre-discuss] Lustre Client Lockup Under Buffered I/O > (2.14/2.15) > > > Hi Andreas, > > > > Apologies in advance for the top-post. I’m required to use Outlook for > wor

Re: [lustre-discuss] Lustre Client Lockup Under Buffered I/O (2.14/2.15)

2022-01-19 Thread Patrick Farrell via lustre-discuss
tre-discuss@lists.lustre.org Subject: Re: [lustre-discuss] Lustre Client Lockup Under Buffered I/O (2.14/2.15) Hi Andreas, Apologies in advance for the top-post. I’m required to use Outlook for work, and it doesn’t handle in-line or bottom-posting well. Client-side defaults prior to any tun

Re: [lustre-discuss] Lustre Client Lockup Under Buffered I/O (2.14/2.15)

2022-01-19 Thread Ellis Wilson via lustre-discuss
:54 PM To: Ellis Wilson Cc: lustre-discuss@lists.lustre.org Subject: [EXTERNAL] Re: [lustre-discuss] Lustre Client Lockup Under Buffered I/O (2.14/2.15) You don't often get email from adil...@whamcloud.com<mailto:adil...@whamcloud.com>. Learn why this is important<http://aka.ms/LearnAboutSende

[lustre-discuss] Lustre Client Lockup Under Buffered I/O (2.14/2.15)

2022-01-18 Thread Ellis Wilson via lustre-discuss
Hi all, Recently we've switched from using ZFS to ldiskfs as the backing filesystem to work around some performance issues and I'm finding that when I put the cluster under load (with as little as a single client) I can almost completely lockup the client. SSH (even existing sessions) stall,