search for: lechevalier

...t; On 7. Sep 2020, at 12.38, Miloslav H?la <miloslav.hula at gmail.com> wrote: > > Hello, > > I sent this into the Linux Kernel Btrfs mailing list and I got reply: "RAID-1 would be preferable" (https://lore.kernel.org/linux-btrfs/7b364356-7041-7d18-bd77-f60e0e2e2112 at lechevalier.se/T/). May I ask you for the comments as from people around the Dovecot? > > > We are using btrfs RAID-10 (/data, 4.7TB) on a physical Supermicro server with Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz and 125GB of RAM. We run 'btrfs scrub start -B -d /data' every Sunday as a cron...

Hello, I sent this into the Linux Kernel Btrfs mailing list and I got reply: "RAID-1 would be preferable" (https://lore.kernel.org/linux-btrfs/7b364356-7041-7d18-bd77-f60e0e2e2112 at lechevalier.se/T/). May I ask you for the comments as from people around the Dovecot? We are using btrfs RAID-10 (/data, 4.7TB) on a physical Supermicro server with Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz and 125GB of RAM. We run 'btrfs scrub start -B -d /data' every Sunday as a cron task. It t...

...020, at 12.38, Miloslav H?la <miloslav.hula at gmail.com> wrote: >> >> Hello, >> >> I sent this into the Linux Kernel Btrfs mailing list and I got reply: "RAID-1 would be preferable" (https://lore.kernel.org/linux-btrfs/7b364356-7041-7d18-bd77-f60e0e2e2112 at lechevalier.se/T/). May I ask you for the comments as from people around the Dovecot? >> >> >> We are using btrfs RAID-10 (/data, 4.7TB) on a physical Supermicro server with Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz and 125GB of RAM. We run 'btrfs scrub start -B -d /data' every Sunday...

...lav H?la <miloslav.hula at gmail.com> writes: Miloslav> Hello, Miloslav> I sent this into the Linux Kernel Btrfs mailing list and I got reply: Miloslav> "RAID-1 would be preferable" Miloslav> (https://lore.kernel.org/linux-btrfs/7b364356-7041-7d18-bd77-f60e0e2e2112 at lechevalier.se/T/). Miloslav> May I ask you for the comments as from people around the Dovecot? Miloslav> We are using btrfs RAID-10 (/data, 4.7TB) on a physical Supermicro Miloslav> server with Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz and 125GB of RAM. Miloslav> We run 'btrfs scrub start...

...020 v 3:15 John Stoffel napsal(a): > Miloslav> Hello, > Miloslav> I sent this into the Linux Kernel Btrfs mailing list and I got reply: > Miloslav> "RAID-1 would be preferable" > Miloslav> (https://lore.kernel.org/linux-btrfs/7b364356-7041-7d18-bd77-f60e0e2e2112 at lechevalier.se/T/). > Miloslav> May I ask you for the comments as from people around the Dovecot? > > > Miloslav> We are using btrfs RAID-10 (/data, 4.7TB) on a physical Supermicro > Miloslav> server with Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz and 125GB of RAM. > Miloslav> We...

...020 v 3:15 John Stoffel napsal(a): > Miloslav> Hello, > Miloslav> I sent this into the Linux Kernel Btrfs mailing list and I got reply: > Miloslav> "RAID-1 would be preferable" > Miloslav> (https://lore.kernel.org/linux-btrfs/7b364356-7041-7d18-bd77-f60e0e2e2112 at lechevalier.se/T/). > Miloslav> May I ask you for the comments as from people around the Dovecot? > > > Miloslav> We are using btrfs RAID-10 (/data, 4.7TB) on a physical Supermicro > Miloslav> server with Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz and 125GB of RAM. > Miloslav> We...

...slav> Dne 09.09.2020 v 3:15 John Stoffel napsal(a): Miloslav> Hello, Miloslav> I sent this into the Linux Kernel Btrfs mailing list and I got reply: Miloslav> "RAID-1 would be preferable" Miloslav> (https://lore.kernel.org/linux-btrfs/7b364356-7041-7d18-bd77-f60e0e2e2112 at lechevalier.se/T/). Miloslav> May I ask you for the comments as from people around the Dovecot? >> >> Miloslav> We are using btrfs RAID-10 (/data, 4.7TB) on a physical Supermicro Miloslav> server with Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz and 125GB of RAM. Miloslav> We run 'bt...

...la napsal(a): >> On 7. Sep 2020, at 12.38, Miloslav H?la wrote: >> >> Hello, >> >> I sent this into the Linux Kernel Btrfs mailing list and I got reply: "RAID-1 would be preferable" (https://lore.kernel.org/linux-btrfs/7b364356-7041-7d18-bd77-f60e0e2e2112 at lechevalier.se/T/). May I ask you for the comments as from people around the Dovecot? >> >> >> We are using btrfs RAID-10 (/data, 4.7TB) on a physical Supermicro server with Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz and 125GB of RAM. We run 'btrfs scrub start -B -d /data' every Sunday...

On 2020-05-01 18:45, Jeremy Allison via samba wrote: > On Fri, May 01, 2020 at 05:07:17PM +0200, A L via samba wrote: >> On 2020-05-01 15:59, Rowland penny via samba wrote: >>> On 01/05/2020 14:35, A L via samba wrote: >>>> True.. I just copied from another share. Would that have a impact on >>>> the current problem with io_uring? >>> I do not

On 2020-04-30 09:08, A L via samba wrote: > > On 2020-04-29 00:40, Jeremy Allison via samba wrote: >> On Mon, Apr 27, 2020 at 11:21:35PM +0200, A L wrote: >>> I set up the following test case: >>> * Linux 5.7-rc3 (with the patch from previous mail) >>> * samba-4.12.1 >>> * gcc-9.3.0 >>> * liburing-0.6 >>> * glibc-2.30-r8

On 2020-05-01 22:04, Jeremy Allison via samba wrote: > On Fri, May 01, 2020 at 09:27:58PM +0200, A L via samba wrote: >>> Jeremy. >> I did not use a command line, but rather File Explorer >> 1) In File explorer, go to \\SAMBA\share_io_uring\ >> 2) Select folder "test2-ro" and choose copy >> 3) Paste to a local drive >> >> The amount of

On 2020-04-30 22:56, Jeremy Allison via samba wrote: > On Thu, Apr 30, 2020 at 10:25:49AM +0200, A L wrote: > >> So I did some more tests. smbclient mget does not copy in the same way >> Windows Explorer does. When copying in Windows Explorer, there are many >> multiple concurrent threads used to transfer the files. With smbclient mget >> there are no corruptions,

Hello, Using Samba 4.12.1 with kernel 5.6.7 on Gentoo Linux, I wanted to test the new vfs_io_uring module. * Stand-alone Samba server acting as NAS for home setup. * /media/usb-backup is a mounted read-only btrfs filesystem. * Samba share exported as: ===== smb.conf ===== [global] ??? log level = 1 ??? workgroup = WORKGROUP ??? netbios name = NAS ??? server string = Samba Server ???

On 2020-04-29 00:40, Jeremy Allison via samba wrote: > On Mon, Apr 27, 2020 at 11:21:35PM +0200, A L wrote: >> I set up the following test case: >> * Linux 5.7-rc3 (with the patch from previous mail) >> * samba-4.12.1 >> * gcc-9.3.0 >> * liburing-0.6 >> * glibc-2.30-r8 >> >> ================================= >> Test 1) >> Copy 10 10GB

On 2020-04-26 19:46, Jeremy Allison via samba wrote: > On Sun, Apr 26, 2020 at 11:51:42AM +0200, A L via samba wrote: >> * Connected from a Windows 10 computer over 1G ethernet. * Copy data >> using Windows Explorer and FastCopy(1) from the Samba share to a >> local disk. * Verify the sha-256 sum on the files. From what I can >> see there is data corruption on many of

On 2020-04-27 18:45, Jeremy Allison via samba wrote: > On Mon, Apr 27, 2020 at 10:27:17AM +0200, A L via samba wrote: >> On 2020-04-26 19:46, Jeremy Allison via samba wrote: >>> On Sun, Apr 26, 2020 at 11:51:42AM +0200, A L via samba wrote: >>>> * Connected from a Windows 10 computer over 1G ethernet. * Copy >>>> data using Windows Explorer and