Ceph

12/14/2020

02:08 AM Ceph Revision 5f7aaf07 (ceph): global/global_init: do first transport connection after setuid()

uverbs kernel module forbids access to a file descriptor after credentials
change, that leads to -EACCESS on each fol... Roman Penyaev

10/02/2020

12:59 PM bluestore Bug #47661: Cannot allocate memory appears when using io_uring osd

Could you please try to set your MEMLOCK rlimits to unlimited? If you use systemd to start your osds try the followin... Roman Penyaev

08/27/2020

12:08 PM Ceph Revision ee6ad736 (ceph): blk/spdk: remove nvme retry count option from NVMEDevice

Since 62bb65289dd0 ("nvme: change retry count can be configured via bdev nvme driver")
this global variable is remove... Roman Penyaev

12:08 PM Ceph Revision 8b1c06dc (ceph): cmake: update list of libraries compiled from DPDK/SPDK

on the newest DPDK/SPDK some libraries were removed, while some of them
were added. so update the list accordingly to... Roman Penyaev

01/31/2020

04:06 PM Ceph Revision 7d74c7be (ceph): msg/async: open() should be called with connection locked

open() function unlocks connection->lock and obviously expects it to
be locked. Usually double unlock can be stayed u... Roman Penyaev

12/10/2019

09:22 AM Ceph Revision 2268be9f (ceph): os/bluestore: introduce new io_uring IO engine

This implements low-level IO engine, which utilizes brand-new
io_uring IO interface: https://lwn.net/Articles/776428/... Roman Penyaev

09:21 AM Ceph Revision c05c1bd7 (ceph): os/bluestore: make abstract interface for any sorts of AIO queues

In the next patch new io_uring API will be used instead of libaio.
So this prepares the abstract interface.
Signed-o... Roman Penyaev

09/16/2019

07:25 AM Ceph Revision e907e181 (ceph): msg/async/rdma: use special Beacon to detect SQ WRs drained

switch the QueuePair to error state, then post Beacon WR to
send queue. All outstanding WQEs will be flushed to CQ.
I... Roman Penyaev

07:25 AM Ceph Revision 2fb8be43 (ceph): msg/async/rdma: no need to audit inflight SQ WQEs

Beacon is used to detect SQ WQEs drained. There's no need to
to use tx_wr_inflight to check whether SQ WQEs has been ... Roman Penyaev

07:25 AM Ceph Revision 0736b46b (ceph): msg/async/rdma: remove redundant code

1. remove aync_handler
1). async_handler is never scheduled (which should be scheduled by
center->dispatch_event_... Roman Penyaev