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Fix

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This commit is contained in:
kssenii 2023-05-07 15:04:45 +02:00
parent ca05a737c1
commit 6473ec54ee
1 changed files with 9 additions and 4 deletions
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13
src/Disks/IO/CachedOnDiskReadBufferFromFile.cpp
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@ -936,6 +936,7 @@ bool CachedOnDiskReadBufferFromFile::nextImplStep()
if (result)
{
bool download_current_segment_succeeded = false;
if (download_current_segment)
{
chassert(file_offset_of_buffer_end + size - 1 <= file_segment.range().right);
@ -954,6 +955,7 @@ bool CachedOnDiskReadBufferFromFile::nextImplStep()
|| file_segment.getCurrentWriteOffset(false) == implementation_buffer->getFileOffsetOfBufferEnd());
LOG_TEST(log, "Successfully written {} bytes", size);
download_current_segment_succeeded = true;
// The implementation_buffer is valid and positioned correctly (at file_segment->getCurrentWriteOffset()).
// Later reads for this file segment can reuse it.
@ -962,14 +964,15 @@ bool CachedOnDiskReadBufferFromFile::nextImplStep()
implementation_buffer_can_be_reused = true;
}
else
{
chassert(file_segment.state() == FileSegment::State::PARTIALLY_DOWNLOADED_NO_CONTINUATION);
LOG_TRACE(log, "Bypassing cache because writeCache method failed");
}
}
else
{
LOG_TRACE(log, "No space left in cache to reserve {} bytes, will continue without cache download", size);
if (!success)
{
read_type = ReadType::REMOTE_FS_READ_BYPASS_CACHE;
chassert(file_segment.state() == FileSegment::State::PARTIALLY_DOWNLOADED_NO_CONTINUATION);
}
}
@ -990,6 +993,8 @@ bool CachedOnDiskReadBufferFromFile::nextImplStep()
file_offset_of_buffer_end += size;
if (download_current_segment && download_current_segment_succeeded)
chassert(file_segment.getCurrentWriteOffset(false) >= file_offset_of_buffer_end);
chassert(file_offset_of_buffer_end <= read_until_position);
}