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Lock PGs on secondary OSDs to allow local reads and guarantee splitbrain prevention

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This commit is contained in:
Vitaliy Filippov
2025-05-10 15:18:00 +03:00
parent 66dc116f60
commit b2416afb28
21 changed files with 676 additions and 175 deletions
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src/osd/osd.cpp
+11
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@@ -271,6 +271,12 @@ void osd_t::parse_config(bool init)
inode_vanish_time = config["inode_vanish_time"].uint64_value();
if (!inode_vanish_time)
inode_vanish_time = 60;
enable_pg_locks = config["enable_pg_locks"].is_null() || json_is_true(config["enable_pg_locks"]);
bool old_pg_locks_localize_only = pg_locks_localize_only;
pg_locks_localize_only = config["enable_pg_locks"].is_null();
pg_lock_retry_interval_ms = config["pg_lock_retry_interval"].uint64_value();
if (pg_lock_retry_interval_ms <= 1)
pg_lock_retry_interval_ms = 100;
auto old_auto_scrub = auto_scrub;
auto_scrub = json_is_true(config["auto_scrub"]);
global_scrub_interval = parse_time(config["scrub_interval"].string_value());
@@ -336,6 +342,10 @@ void osd_t::parse_config(bool init)
{
apply_recovery_tune_interval();
}
if (old_pg_locks_localize_only != pg_locks_localize_only)
{
apply_pg_locks_localize_only();
}
}
void osd_t::bind_socket()
@@ -447,6 +457,7 @@ void osd_t::exec_op(osd_op_t *cur_op)
}
if (readonly &&
cur_op->req.hdr.opcode != OSD_OP_SEC_READ &&
cur_op->req.hdr.opcode != OSD_OP_SEC_LOCK &&
cur_op->req.hdr.opcode != OSD_OP_SEC_LIST &&
cur_op->req.hdr.opcode != OSD_OP_READ &&
cur_op->req.hdr.opcode != OSD_OP_SEC_READ_BMP &&