NSAmelchev commented on code in PR #10430:
URL: https://github.com/apache/ignite/pull/10430#discussion_r1054284410
##########
modules/compress/src/main/java/org/apache/ignite/internal/processors/compress/CompressionProcessorImpl.java:
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@@ -170,6 +177,28 @@ private ByteBuffer doCompactPage(ByteBuffer page, int
pageSize) throws IgniteChe
return compactPage;
}
+ /** Check if filesystem actually supports punching holes. */
+ private void checkPunchHole(Path storagePath, int fsBlockSz) throws
IgniteException {
+ Path testFile = storagePath.resolve("punch_hole_" + UUID.randomUUID()
+ ".test");
+
+ ByteBuffer buffer = GridUnsafe.allocateBuffer(fsBlockSz * 2);
+ GridUnsafe.zeroMemory(GridUnsafe.bufferAddress(buffer),
buffer.capacity());
+
+ try {
+ try (RandomAccessFileIO testFileIO = new
RandomAccessFileIO(testFile.toFile(), CREATE, WRITE)) {
+ testFileIO.writeFully(buffer);
+
+ testFileIO.punchHole(fsBlockSz, fsBlockSz);
+ }
+ finally {
+ Files.deleteIfExists(testFile);
+ }
+ }
+ catch (Exception e) {
Review Comment:
I think `LinkageError` should be caught too.
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