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Inmemory metadata mode

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This commit is contained in:
Vitaliy Filippov
2019-12-02 15:42:42 +03:00
parent f4d06ba102
commit 76caecf7c7
7 changed files with 67 additions and 33 deletions
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blockstore_open.cpp
+9 -2
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@@ -55,6 +55,13 @@ void blockstore::calc_lengths(blockstore_config_t & config)
{
metadata_buf_size = 4*1024*1024;
}
inmemory_meta = config["inmemory_metadata"] != "false";
if (inmemory_meta)
{
metadata_buffer = memalign(512, meta_len);
if (!metadata_buffer)
throw std::runtime_error("Failed to allocate memory for metadata");
}
// requested journal size
uint64_t journal_wanted = strtoull(config["journal_size"].c_str(), NULL, 10);
if (journal_wanted > journal.len)
@@ -73,7 +80,7 @@ void blockstore::calc_lengths(blockstore_config_t & config)
{
journal.buffer = memalign(512, journal.len);
if (!journal.buffer)
throw std::bad_alloc();
throw std::runtime_error("Failed to allocate memory for journal");
}
}
@@ -190,7 +197,7 @@ void blockstore::open_journal(blockstore_config_t & config)
{
throw std::bad_alloc();
}
if (config["journal_inmemory"] == "false")
if (config["inmemory_journal"] == "false")
{
journal.inmemory = false;
journal.sector_buf = (uint8_t*)memalign(512, journal.sector_count * 512);