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Merge pull request #50468 from aclamk/wip-aclamk-harmonize-bluefs-log

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os/bluestore: BlueFS: harmonize log read and writes modes
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Laura Flores 2023-03-21 15:42:52 -05:00 committed by GitHub
commit f826514091
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1 changed files with 5 additions and 2 deletions
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7
src/os/bluestore/BlueFS.cc
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@ -2219,13 +2219,16 @@ int64_t BlueFS::_read(
<< std::hex << x_off << "~" << l << std::dec
<< " of " << *p << dendl;
int r;
// when reading BlueFS log (only happens on startup) use non-buffered io
// it makes it in sync with logic in _flush_range()
bool use_buffered_io = h->file->fnode.ino == 1 ? false : cct->_conf->bluefs_buffered_io;
if (!cct->_conf->bluefs_check_for_zeros) {
r = _bdev_read(p->bdev, p->offset + x_off, l, &buf->bl, ioc[p->bdev],
cct->_conf->bluefs_buffered_io);
use_buffered_io);
} else {
r = _read_and_check(
p->bdev, p->offset + x_off, l, &buf->bl, ioc[p->bdev],
cct->_conf->bluefs_buffered_io);
use_buffered_io);
}
logger->inc(l_bluefs_read_disk_count, 1);
logger->inc(l_bluefs_read_disk_bytes, l);