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Fix linear overwrite, make metadata writes ordered, ignore older entries when recovering journal

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This commit is contained in:
Vitaliy Filippov
2019-11-28 22:36:38 +03:00
parent b6fff5a77e
commit 45f34fb3b2
6 changed files with 87 additions and 49 deletions
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fio_engine.cpp
+14 -1
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@@ -1,6 +1,19 @@
// FIO engine to test Blockstore
//
// Random write:
//
// fio -thread -ioengine=./libfio_blockstore.so -name=test -bs=4k -direct=1 -fsync=16 -iodepth=16 -rw=randwrite \
// -data_device=./test_data.bin -meta_device=./test_meta.bin -journal_device=./test_journal.bin -size=1G
// -data_device=./test_data.bin -meta_device=./test_meta.bin -journal_device=./test_journal.bin -size=1000M
//
// Linear write:
//
// fio -thread -ioengine=./libfio_blockstore.so -name=test -bs=128k -direct=1 -fsync=32 -iodepth=32 -rw=write \
// -data_device=./test_data.bin -meta_device=./test_meta.bin -journal_device=./test_journal.bin -size=1000M
//
// Random read (run with -iodepth=32 or -iodepth=1):
//
// fio -thread -ioengine=./libfio_blockstore.so -name=test -bs=4k -direct=1 -iodepth=32 -rw=randread \
// -data_device=./test_data.bin -meta_device=./test_meta.bin -journal_device=./test_journal.bin -size=1000M
#include "blockstore.h"
extern "C" {