[ceph-users] Re: Ceph test cluster, how to estimate performance.

2020-10-13 Thread Daniel Mezentsev
at: https://t.me/MartinVerges croit GmbH, Freseniusstr. 31h, 81247 Munich CEO: Martin Verges - VAT-ID: DE310638492 Com. register: Amtsgericht Munich HRB 231263 Web: https://croit.io YouTube: https://goo.gl/PGE1Bx Am Di., 13. Okt. 2020 um 07:31 Uhr schrieb Daniel Mezentsev : Hi Ceph users, Im work

[ceph-users] Re: librados documentation has gone

2020-10-12 Thread Daniel Mezentsev
to Set an valuable redirect/rewrite rule for "older" site which are already crawled via Google. But am not sure... Hth Mehmet Top Am 10. Oktober 2020 07:38:56 MESZ schrieb Daniel Mezentsev : Hi Ceph users, librados (C interface) disappered ? All google provided links are broke

[ceph-users] Ceph test cluster, how to estimate performance.

2020-10-12 Thread Daniel Mezentsev
small objects - up to 1kb. In async write im getting ~7.5-8.0 KIOPS. Synchronouse read - pretty much the same 7.5-8.0 KIOPS. Async read is segfaulting don't know why. Disk itself is capable to deliver well above 50 KIOPS. Difference is magnitude. Any info is more welcome. Daniel Mezents

[ceph-users] librados documentation has gone

2020-10-09 Thread Daniel Mezentsev
    \          /           q,            \         /                           \ Can somebody gimme heads-up what is going on ? Daniel Mezentsev, founder (+1) 604 313 8592. Soleks Data Group. Shaping the clouds. ___ ceph-users mailing list -- ceph-use

[ceph-users] Re: Ceph RGW Performance [EXT]

2020-09-28 Thread Daniel Mezentsev
1 2BE. ___ ceph-users mailing list -- ceph-us...@ceph.ioto unsubscribe send an email to ceph-users-le...@ceph.io Daniel Mezentsev, founder (+1) 604 313 8592. Soleks Data Group. Shaping the clouds. ___ ceph-users mailing

[ceph-users] librados: rados_cache_pin returning Invalid argument. need help

2020-09-05 Thread Daniel Mezentsev
just fine. Any help is more then welcome. Daniel Mezentsev, founder (+1) 604 313 8592. Soleks Data Group. Shaping the clouds. ___ ceph-users mailing list -- ceph-users@ceph.io To unsubscribe send an email to ceph-users-le...@ceph.io

[ceph-users] Re: rados client connection to cluster timeout and debugging.

2020-08-28 Thread Daniel Mezentsev
0" But no luck to get anything in the log file. Running  ceph version 14.2.8 (2d095e947a02261ce61424021bb43bd3022d35cb) nautilus (stable) under archlinux. Help is more then welcome. Daniel Mezentsev, founder (+1) 604 313 8592. Soleks Data Group. Shaping the clouds. ____

[ceph-users] rados client connection to cluster timeout and debugging.

2020-08-22 Thread Daniel Mezentsev
0" But no luck to get anything in the log file. Running  ceph version 14.2.8 (2d095e947a02261ce61424021bb43bd3022d35cb) nautilus (stable) under archlinux. Help is more then welcome. Daniel Mezentsev, founder (+1) 604 313 8592. Soleks Data Group. Shaping the clouds. ___ ceph-users mailing list -- ceph-users@ceph.io To unsubscribe send an email to ceph-users-le...@ceph.io

[ceph-users] rados_connect timeout

2020-08-04 Thread Daniel Mezentsev
Hi all, Can somebody point me to the timeout parameter for rados_connect function. When monitors are not available it hangs undefinetely. Daniel Mezentsev, founder (+1) 604 313 8592. Soleks Data Group. Shaping the clouds. ___ ceph-users mailing

[ceph-users] Re: ceph/rados performace sync vs async

2020-07-20 Thread Daniel Mezentsev
about results. Thanks to everybody for the help. On 18/07/2020 00:05, Daniel Mezentsev wrote: Hi All,  I started a small project related to metrics collection and processing, Ceph was chosen as a storage backend. Decided to use rados directly, to avoid any additional layers. I got a very

[ceph-users] Re: ceph/rados performace sync vs async

2020-07-17 Thread Daniel Mezentsev
a hosts, while also writing it to disk. You can imagine why a synchronous call could be significantly slower though, yes? Thank you, Dominic L. Hilsbos, MBA Director – Information Technology Perform Air International, Inc. dhils...@performair.com www.PerformAir.com[1] -----Origina

[ceph-users] ceph/rados performace sync vs async

2020-07-17 Thread Daniel Mezentsev
d OSD IOPS ~2.4KIOPS for 8 SAS disks, so ~300 IOPS per disk - that sounds pretty reasonable. Bottom line - issue not with the lisp client - im getting close to C performance, difference is sync vs async IO.   Why it's so big - sync operations are approx 2-3 times slower then async . Daniel Mez