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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
commit | e6918187568dbd01842d8d1d2c808ce16a894239 (patch) | |
tree | 64f88b554b444a49f656b6c656111a145cbbaa28 /src/osd/scheduler/OpScheduler.cc | |
parent | Initial commit. (diff) | |
download | ceph-e6918187568dbd01842d8d1d2c808ce16a894239.tar.xz ceph-e6918187568dbd01842d8d1d2c808ce16a894239.zip |
Adding upstream version 18.2.2.upstream/18.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/osd/scheduler/OpScheduler.cc')
-rw-r--r-- | src/osd/scheduler/OpScheduler.cc | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/osd/scheduler/OpScheduler.cc b/src/osd/scheduler/OpScheduler.cc new file mode 100644 index 000000000..cb5ef13b6 --- /dev/null +++ b/src/osd/scheduler/OpScheduler.cc @@ -0,0 +1,60 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab +/* + * Ceph - scalable distributed file system + * + * Copyright (C) 2019 Red Hat Inc. + * + * This is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2.1, as published by the Free Software + * Foundation. See file COPYING. + * + */ + +#include <ostream> + +#include "osd/scheduler/OpScheduler.h" + +#include "common/WeightedPriorityQueue.h" +#include "osd/scheduler/mClockScheduler.h" + +namespace ceph::osd::scheduler { + +OpSchedulerRef make_scheduler( + CephContext *cct, int whoami, uint32_t num_shards, int shard_id, + bool is_rotational, std::string_view osd_objectstore, MonClient *monc) +{ + const std::string *type = &cct->_conf->osd_op_queue; + if (*type == "debug_random") { + static const std::string index_lookup[] = { "mclock_scheduler", + "wpq" }; + srand(time(NULL)); + unsigned which = rand() % (sizeof(index_lookup) / sizeof(index_lookup[0])); + type = &index_lookup[which]; + } + + // Force the use of 'wpq' scheduler for filestore OSDs. + // The 'mclock_scheduler' is not supported for filestore OSDs. + if (*type == "wpq" || osd_objectstore == "filestore") { + return std::make_unique< + ClassedOpQueueScheduler<WeightedPriorityQueue<OpSchedulerItem, client>>>( + cct, + cct->_conf->osd_op_pq_max_tokens_per_priority, + cct->_conf->osd_op_pq_min_cost + ); + } else if (*type == "mclock_scheduler") { + // default is 'mclock_scheduler' + return std::make_unique< + mClockScheduler>(cct, whoami, num_shards, shard_id, is_rotational, monc); + } else { + ceph_assert("Invalid choice of wq" == 0); + } +} + +std::ostream &operator<<(std::ostream &lhs, const OpScheduler &rhs) { + rhs.print(lhs); + return lhs; +} + +} |