Re: [Gluster-devel] regarding GF_CONTENT_KEY and dht2 - perf with small files

2016-02-03 Thread Shyam
On 02/03/2016 09:20 AM, Shyam wrote: On 02/02/2016 06:22 PM, Jeff Darcy wrote: Background: Quick-read + open-behind xlators are developed to help in small file workload reads like apache webserver, tar etc to get the data of the file in lookup FOP itself. What happens is, when a lookup

Re: [Gluster-devel] regarding GF_CONTENT_KEY and dht2 - perf with small files

2016-02-03 Thread Pranith Kumar Karampuri
The file data would be located based on its GFID, so before the *first* lookup/stat for a file, there is no way to know it's GFID. NOTE: Instead of a name hash the GFID hash is used, to get immunity against renames and the like, as a name hash could change the location information for the file

Re: [Gluster-devel] Contributing to Gluster

2016-02-03 Thread Kaushal M
Maybe Shyam and Sakshi (in cc) can be helpful on this topic. They've been involved in implementation of lookup-optimize. ~kaushal On Tue, Feb 2, 2016 at 5:10 PM, Willy Soesanto wrote: > Hi Gluster-Devs, > > My name is Willy. I am a final year undergraduate student from

Re: [Gluster-devel] regarding GF_CONTENT_KEY and dht2 - perf with small files

2016-02-03 Thread Shyam
On 02/03/2016 07:54 PM, Jeff Darcy wrote: Problem is with workloads which know the files that need to be read without readdir, like hyperlinks (webserver), swift objects etc. These are two I know of which will have this problem, which can't be improved because we don't have metadata, data

Re: [Gluster-devel] REMINDER: Weekly Gluster Community meeting starts in 1 hour

2016-02-03 Thread Kaushal M
I missed doing a #startmeeting, so we don't have meeting minutes for this weeks meeting. I've opened a request with fedora-infra to manually import the log [1], and I'll update the list with the minutes once complete. ~kaushal [1] https://fedorahosted.org/fedora-infrastructure/ticket/5091 On

Re: [Gluster-devel] regarding GF_CONTENT_KEY and dht2 - perf with small files

2016-02-03 Thread Jeff Darcy
> Problem is with workloads which know the files that need to be read > without readdir, like hyperlinks (webserver), swift objects etc. These > are two I know of which will have this problem, which can't be improved > because we don't have metadata, data co-located. I have been trying to > think

Re: [Gluster-devel] regarding GF_CONTENT_KEY and dht2 - perf with small files

2016-02-03 Thread Venky Shankar
On Wed, Feb 03, 2016 at 09:24:06AM -0500, Jeff Darcy wrote: > > Problem is with workloads which know the files that need to be read > > without readdir, like hyperlinks (webserver), swift objects etc. These > > are two I know of which will have this problem, which can't be improved > > because we

Re: [Gluster-devel] Non-blocking lock for renames

2016-02-03 Thread Raghavendra Gowdappa
- Original Message - > From: "Raghavendra Gowdappa" > To: "Vijay Bellur" > Cc: "Gluster Devel" > Sent: Thursday, February 4, 2016 11:28:29 AM > Subject: Re: [Gluster-devel] Non-blocking lock for renames > > > >

Re: [Gluster-devel] [Gluster-users] Trashcan issue with vim editor

2016-02-03 Thread Anoop C S
On Fri, 2016-01-29 at 18:59 +0530, PankaJ Singh wrote: > Hi, > > Thanks Anoop for the help,  > Would you please tell me when can we expect this new release with > this bug fix.  > Please find the corresponding patch posted for mainline at [1]. I am not sure whether we can back port the same and

[Gluster-devel] GlusterFS-3.7.6-2 packages for Debian Wheezy now available

2016-02-03 Thread Kaleb Keithley
Hi, If you're a Debian Wheezy user please give the new packages a try. Thanks -- Kaleb ___ Gluster-devel mailing list Gluster-devel@gluster.org http://www.gluster.org/mailman/listinfo/gluster-devel

Re: [Gluster-devel] regarding GF_CONTENT_KEY and dht2 - perf with small files

2016-02-03 Thread Vijay Bellur
On 02/03/2016 11:34 AM, Venky Shankar wrote: On Wed, Feb 03, 2016 at 09:24:06AM -0500, Jeff Darcy wrote: Problem is with workloads which know the files that need to be read without readdir, like hyperlinks (webserver), swift objects etc. These are two I know of which will have this problem,

Re: [Gluster-devel] regarding GF_CONTENT_KEY and dht2 - perf with small files

2016-02-03 Thread Shyam
On 02/04/2016 09:38 AM, Vijay Bellur wrote: On 02/03/2016 11:34 AM, Venky Shankar wrote: On Wed, Feb 03, 2016 at 09:24:06AM -0500, Jeff Darcy wrote: Problem is with workloads which know the files that need to be read without readdir, like hyperlinks (webserver), swift objects etc. These are

[Gluster-devel] Non-blocking lock for renames

2016-02-03 Thread Vijay Bellur
DHT developers, We introduced a non-blocking lock prior to a rename operation in dht and fail the rename if the lock acquisition is not successful with 3.6. I ran into an user in IRC yesterday who is affected by this behavior change: "We're seeing a behavior in Gluster 3.7.x that we did not

Re: [Gluster-devel] Contributing to Gluster

2016-02-03 Thread Sakshi Bansal
Hi Willy, Its great to see your interest in GlusterFS. But due to some changes in the lookup related area the current lookup-optimize design does not hold good. Do you have any other areas in GlusterFS that you would like to work on. Please let us know so that we can help you further. -

Re: [Gluster-devel] Non-blocking lock for renames

2016-02-03 Thread Raghavendra Gowdappa
- Original Message - > From: "Vijay Bellur" > To: "Shyamsundar Ranganathan" , "Raghavendra Gowdappa" > > Cc: "Gluster Devel" > Sent: Thursday, February 4, 2016 9:55:04 AM > Subject: Non-blocking