On Fri, 8 Dec 2023 20:08:22 GMT, Vladimir Yaroslavskiy wrote:
>> Hi Vladimir (@iaroslavski),
>>
>> Please see the data below.
>>
>> Thanks,
>> Vamsi
>>
>> > xmlns:o="urn:schemas-microsoft-com:office:office"
>> xmlns:x="urn:schemas-microsoft-com:office:excel"
>>
On Tue, 7 Nov 2023 00:12:41 GMT, Srinivas Vamsi Parasa wrote:
> The goal is to develop faster sort routines for x86_64 CPUs by taking
> advantage of AVX2 instructions. This enhancement provides an order of
> magnitude speedup for Arrays.sort() using int, long, float and double arrays.
>
> For
On Fri, 8 Dec 2023 22:37:26 GMT, Vladimir Kozlov wrote:
> I pushed closed changes.
Thanks Vladimir!
-
PR Comment: https://git.openjdk.org/jdk/pull/16534#issuecomment-1847939767
On Wed, 6 Dec 2023 23:12:13 GMT, Srinivas Vamsi Parasa wrote:
>> The goal is to develop faster sort routines for x86_64 CPUs by taking
>> advantage of AVX2 instructions. This enhancement provides an order of
>> magnitude speedup for Arrays.sort() using int, long, float and double arrays.
>>
On Mon, 20 Nov 2023 17:18:11 GMT, Per Minborg wrote:
> Can we use `Objects::checkIndex` here instead?
No, because these classes need to be compiled with `--release 8`.
Javadoc:
/**
* @implNote This class needs to maintain JDK 8 source compatibility.
*
* It is used internally in the JDK to
On Fri, 8 Dec 2023 21:35:34 GMT, Glavo wrote:
> Does anyone want to take a look at this PR?
RFE: https://bugs.openjdk.org/browse/JDK-8321620 - update the bug ID and this
should PR should reach a wider audience. I'll have some time next week to help
review.
-
PR Comment:
On Wed, 8 Nov 2023 11:55:22 GMT, Glavo wrote:
> This PR significantly speeds up decompressing resources in Jimage while
> significantly reducing temporary memory allocations in the process.
>
> This will improve startup speed for runtime images generated using `jlink
> --compress 1` and
On Wed, 8 Nov 2023 11:55:22 GMT, Glavo wrote:
> This PR significantly speeds up decompressing resources in Jimage while
> significantly reducing temporary memory allocations in the process.
>
> This will improve startup speed for runtime images generated using `jlink
> --compress 1` and
On Wed, 8 Nov 2023 11:55:22 GMT, Glavo wrote:
> This PR significantly speeds up decompressing resources in Jimage while
> significantly reducing temporary memory allocations in the process.
>
> This will improve startup speed for runtime images generated using `jlink
> --compress 1` and
This PR significantly speeds up decompressing resources in Jimage while
significantly reducing temporary memory allocations in the process.
This will improve startup speed for runtime images generated using `jlink
--compress 1` and `jlink --compress 2` .
I generated a runtime image containing
On Wed, 8 Nov 2023 11:55:22 GMT, Glavo wrote:
> This PR significantly speeds up decompressing resources in Jimage while
> significantly reducing temporary memory allocations in the process.
>
> This will improve startup speed for runtime images generated using `jlink
> --compress 1` and
On Thu, 9 Nov 2023 02:07:57 GMT, Chen Liang wrote:
>> This PR significantly speeds up decompressing resources in Jimage while
>> significantly reducing temporary memory allocations in the process.
>>
>> This will improve startup speed for runtime images generated using `jlink
>> --compress 1`
On Wed, 8 Nov 2023 11:55:22 GMT, Glavo wrote:
> This PR significantly speeds up decompressing resources in Jimage while
> significantly reducing temporary memory allocations in the process.
>
> This will improve startup speed for runtime images generated using `jlink
> --compress 1` and
On Mon, 20 Nov 2023 17:39:19 GMT, Glavo wrote:
>> src/java.base/share/classes/jdk/internal/jimage/decompressor/StringSharingDecompressor.java
>> line 94:
>>
>>> 92:int offset, long originalSize)
>>> throws IOException {
>>> 93: if (originalSize >
On Mon, 20 Nov 2023 23:36:51 GMT, Claes Redestad wrote:
> But to make comparisons fair you need to take care to compare apples to
> apples: is the uncompressed baseline a similar jlink image generated without
> --compress? Or the default JDK image (uncompressed, with CDS)?
The uncompressed
> In the compact string implementation of non-latin1 (UTF16) strings the length
> is constrained by VM implementation limit on the size a byte array that can
> be allocated. To produce a useful exception the implementation checks the
> string size against the maximum byte array size. The
> It looks like we can skip copying of `byte[]` in
> `BufferedInputStream.implTransferTo()` for `OutputStreams` residing in
> `java.io`.
>
> See comment by @vlsi in
> https://github.com/openjdk/jdk/pull/10525/files#diff-e19c508d1bb6ee78697ecca66947c395adda0d9c49a85bf696e677ecbd977af1R612
On Wed, 6 Dec 2023 20:55:48 GMT, Naoto Sato wrote:
>> Currently, Locale-related system properties, such as `user.language` or
>> `user.country`, are initialized when the `Locale` class is loaded. Making
>> them static properties is safer than relying on the `Locale` class loading
>> timing,
> It looks like we can skip copying of `byte[]` in
> `BufferedInputStream.implTransferTo()` for `OutputStreams` residing in
> `java.io`.
>
> See comment by @vlsi in
> https://github.com/openjdk/jdk/pull/10525/files#diff-e19c508d1bb6ee78697ecca66947c395adda0d9c49a85bf696e677ecbd977af1R612
On Fri, 8 Dec 2023 19:50:30 GMT, Roger Riggs wrote:
>> In the compact string implementation of non-latin1 (UTF16) strings the
>> length is constrained by VM implementation limit on the size a byte array
>> that can be allocated. To produce a useful exception the implementation
>> checks the
On Fri, 8 Dec 2023 17:23:59 GMT, Markus KARG wrote:
>> Sergey Tsypanov has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> 8320971: Use same approach as BAOS
>
> src/java.base/share/classes/java/io/OutputStream.java line 212:
>
>> 210:
On Fri, 8 Dec 2023 01:27:35 GMT, Srinivas Vamsi Parasa wrote:
>> Hello Vamsi (@vamsi-parasa),
>>
>> Did you have a chance to run benchmarking?
>
> Hi Vladimir (@iaroslavski),
>
> Please see the data below.
>
> Thanks,
> Vamsi
>
> xmlns:o="urn:schemas-microsoft-com:office:office"
>
On Wed, 6 Dec 2023 20:55:48 GMT, Naoto Sato wrote:
>> Currently, Locale-related system properties, such as `user.language` or
>> `user.country`, are initialized when the `Locale` class is loaded. Making
>> them static properties is safer than relying on the `Locale` class loading
>> timing,
On Fri, 8 Dec 2023 19:32:02 GMT, Raffaello Giulietti
wrote:
>> src/java.base/share/classes/java/lang/StringUTF16.java line 59:
>>
>>> 57: if (len >= MAX_LENGTH) {
>>> 58: throw new OutOfMemoryError("UTF16 String size is " + len +
>>> 59:
> In the compact string implementation of non-latin1 (UTF16) strings the length
> is constrained by VM implementation limit on the size a byte array that can
> be allocated. To produce a useful exception the implementation checks the
> string size against the maximum byte array size. The
On Fri, 8 Dec 2023 16:28:21 GMT, ExE Boss wrote:
>> In the compact string implementation of non-latin1 (UTF16) strings the
>> length is constrained by VM implementation limit on the size a byte array
>> that can be allocated. To produce a useful exception the implementation
>> checks the
On Tue, 5 Dec 2023 23:04:55 GMT, Naoto Sato wrote:
> Currently, Locale-related system properties, such as `user.language` or
> `user.country`, are initialized when the `Locale` class is loaded. Making
> them static properties is safer than relying on the `Locale` class loading
> timing, which
On Wed, 6 Dec 2023 20:55:48 GMT, Naoto Sato wrote:
>> Currently, Locale-related system properties, such as `user.language` or
>> `user.country`, are initialized when the `Locale` class is loaded. Making
>> them static properties is safer than relying on the `Locale` class loading
>> timing,
On Fri, 8 Dec 2023 01:27:35 GMT, Srinivas Vamsi Parasa wrote:
>> Hello Vamsi (@vamsi-parasa),
>>
>> Did you have a chance to run benchmarking?
>
> Hi Vladimir (@iaroslavski),
>
> Please see the data below.
>
> Thanks,
> Vamsi
>
> xmlns:o="urn:schemas-microsoft-com:office:office"
>
On Fri, 8 Dec 2023 17:54:21 GMT, Vladimir Sitnikov
wrote:
>> src/java.base/share/classes/java/io/OutputStream.java line 212:
>>
>>> 210: * @return true if the argument of {@link #write(byte[])}} and
>>> {@link #write(byte[], int, int)}} needn't be copied
>>> 211: */
>>> 212:
On Fri, 8 Dec 2023 17:23:59 GMT, Markus KARG wrote:
>> Sergey Tsypanov has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> 8320971: Use same approach as BAOS
>
> src/java.base/share/classes/java/io/OutputStream.java line 212:
>
>> 210:
On Fri, 8 Dec 2023 15:46:31 GMT, Sergey Tsypanov wrote:
>> It looks like we can skip copying of `byte[]` in
>> `BufferedInputStream.implTransferTo()` for `OutputStreams` residing in
>> `java.io`.
>>
>> See comment by @vlsi in
>>
On Wed, 8 Nov 2023 19:59:34 GMT, Lance Andersen wrote:
> Please review this PR which enhances the existing CEN header validation
> checking to ensure that the
> size of the CEN Header + name length + comment length + extra length do not
> exceed 65,535 bytes per the PKWare APP.NOTE 4.4.10,
On Wed, 6 Dec 2023 23:31:26 GMT, Roger Riggs wrote:
> In the compact string implementation of non-latin1 (UTF16) strings the length
> is constrained by VM implementation limit on the size a byte array that can
> be allocated. To produce a useful exception the implementation checks the
>
> It looks like we can skip copying of `byte[]` in
> `BufferedInputStream.implTransferTo()` for `OutputStreams` residing in
> `java.io`.
>
> See comment by @vlsi in
> https://github.com/openjdk/jdk/pull/10525/files#diff-e19c508d1bb6ee78697ecca66947c395adda0d9c49a85bf696e677ecbd977af1R612
On Tue, 5 Dec 2023 19:15:53 GMT, Severin Gehwolf wrote:
>> Please review this patch which adds a jlink mode to the JDK which doesn't
>> need the packaged modules being present. A.k.a run-time image based jlink.
>> Fundamentally this patch adds an option to use `jlink` even though your JDK
>>
On Thu, 24 Jun 2021 17:02:03 GMT, Scott Gibbons wrote:
>> Add the Base64 Decode intrinsic for x86 to utilize AVX-512 for acceleration.
>> Also allows for performance improvement for non-AVX-512 enabled platforms.
>> Due to the nature of MIME-encoded inputs, modify the intrinsic signature to
> It looks like we can skip copying of `byte[]` in
> `BufferedInputStream.implTransferTo()` for `OutputStreams` residing in
> `java.io`.
>
> See comment by @vlsi in
> https://github.com/openjdk/jdk/pull/10525/files#diff-e19c508d1bb6ee78697ecca66947c395adda0d9c49a85bf696e677ecbd977af1R612
On Tue, 5 Dec 2023 15:58:14 GMT, Eirik Bjorsnos wrote:
> Please review this PR which suggests we retire the ZIP test
> `NoExtensionSignature` along with its `test.jar` test vector.
>
> The concern of a missing data descriptor signature is covered by the recently
> updated
On Fri, 8 Dec 2023 11:54:40 GMT, Serguei Spitsyn wrote:
>> This fix is for JDK 23 but the intention is to back port it to 22 in RDP-1
>> time frame.
>> It is fixing a deadlock issue between `VirtualThread` class critical
>> sections with the `interruptLock` (in methods: `unpark()`,
> This fix is for JDK 23 but the intention is to back port it to 22 in RDP-1
> time frame.
> It is fixing a deadlock issue between `VirtualThread` class critical sections
> with the `interruptLock` (in methods: `unpark()`, `interrupt()`,
> `getAndClearInterrupt()`, `threadState()`,
On Fri, 1 Dec 2023 21:32:57 GMT, Justin Lu wrote:
>> Please review this PR and [CSR](https://bugs.openjdk.org/browse/JDK-8319982)
>> which overrides and provides an implementation of `toString()` in
>> _java.util.zip.ZipFile_ (and by extension, _java.util.jar.JarFile_).
>
> Justin Lu has
On Wed, 8 Nov 2023 19:59:34 GMT, Lance Andersen wrote:
> Please review this PR which enhances the existing CEN header validation
> checking to ensure that the
> size of the CEN Header + name length + comment length + extra length do not
> exceed 65,535 bytes per the PKWare APP.NOTE 4.4.10,
On Mon, 27 Nov 2023 16:58:29 GMT, Alan Bateman wrote:
> ThreadGroup.stop was deprecated since JDK 1.2, deprecated for removal in Java
> 18, and re-specified/degraded to throw UnsupportedOperationException
> unconditionally in Java 20. Early in Java 23 seems a fine time to finally
> remove
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