RE: RFR (S) 8239055: Wrong implementation of VMState.hasListener

2020-02-18 Thread Fairoz Matte
Hi Serguei, Thanks for the review. Thanks, Fairoz From: Serguei Spitsyn Sent: Wednesday, February 19, 2020 1:57 AM To: Fairoz Matte ; serviceability-dev@openjdk.java.net Subject: Re: RFR (S) 8239055: Wrong implementation of VMState.hasListener Hi Fairoz, Looks good. Thanks, Serguei On 2/13/

RFR: JDK-8215624 add parallel heap inspection support for jmap histo(G1)(Internet mail)

2020-02-18 Thread 臧琳
Re-post this RFR with correct enhancement number to make it trackable. please ignore the previous wrong post. sorry for troubles.  webrev: http://cr.openjdk.java.net/~lzang/jmap-8214535/8215624/webrev_01/ bug: https://bugs.openjdk.java.net/browse/JDK-8215624 CSR: https://bugs.openjdk.java.net/brow

Re: RFR: JDK-8215264 add parallel heap inspection support for jmap histo(G1)(Internet mail)

2020-02-18 Thread 臧琳
So sorry the number in this title is wrong. please ignore it ! so sorry about making this mistake.  will re post with correct number.  -- Lin >Re-post this RFR with enhancement number to make it trackable. >webrev: http://cr.openjdk.java.net/~lzang/jmap-8214535/8215264/webrev_01/ >bug:

RFR: JDK-8215264 add parallel heap inspection support for jmap histo(G1)(Internet mail)

2020-02-18 Thread 臧琳
Re-post this RFR with enhancement number to make it trackable. webrev: http://cr.openjdk.java.net/~lzang/jmap-8214535/8215264/webrev_01/ bug: https://bugs.openjdk.java.net/browse/JDK-8215624 CSR: https://bugs.openjdk.java.net/browse/JDK-8239290   Thanks! -- Lin >Hi Lin, > >Could you, pl

Re: RFR(L) 8237354: Add option to jcmd to write a gzipped heap dump

2020-02-18 Thread Laurence Cable
On 2/18/20 4:15 PM, Ioi Lam wrote: Hi Ralf, We are usually pretty picky about adding new features into the JVM. This seems to be an edge case (where your environment has more RAM than disk). I think it would be better to handle this outside of the JVM (using a named pipe and and external p

Re: RFR(L) 8237354: Add option to jcmd to write a gzipped heap dump

2020-02-18 Thread Ioi Lam
Hi Ralf, We are usually pretty picky about adding new features into the JVM. This seems to be an edge case (where your environment has more RAM than disk). I think it would be better to handle this outside of the JVM (using a named pipe and and external program such as the parallel gzip "pigz

Re: [15] RFR 8238633: JVMTI heap walk should consult GC for marking oops

2020-02-18 Thread Zhengyu Gu
Hi Serguei, On 2/18/20 3:53 PM, serguei.spit...@oracle.com wrote: Hi Zhengyu, It looks okay to me. The testing you do looks enough for verification. But I'm not sure about performance testing though. Thanks for reviewing. I asked around my colleagues, if they knew any benchmarks for JVMTI h

Re: RFR: add parallel heap inspection support for jmap histo(G1)(Internet mail)

2020-02-18 Thread serguei . spitsyn
Hi Lin, Could you, please, re-post your RFR with the right enhancement number in the message subject? It will be more trackable this way. Thanks, Serguei On 2/17/20 10:29 PM, linzang(臧琳) wrote: Dear David,       Thanks a lot!       I have updated the refined code to  http://cr.openjdk.jav

Re: [15] RFR 8238633: JVMTI heap walk should consult GC for marking oops

2020-02-18 Thread serguei . spitsyn
Hi Zhengyu, It looks okay to me. The testing you do looks enough for verification. But I'm not sure about performance testing though. Thanks, Serguei On 2/17/20 6:51 AM, Zhengyu Gu wrote: Hi Stefan, Thanks for the review and suggestions, updated accordingly: http://cr.openjdk.java.net/~zgu/

Re: RFR (S) 8239055: Wrong implementation of VMState.hasListener

2020-02-18 Thread serguei . spitsyn
Hi Fairoz, Looks good. Thanks, Serguei On 2/13/20 9:13 PM, Fairoz Matte wrote: Hi, Please review a tiny change to correct the VMState.hasListener implementation. JBS: https://bugs.openjdk.java.net/browse/JDK-8239055 Webrev: http://cr.openjdk.java.net/~fmatte/8239055/webrev.00/ Thanks,

Re: RFR 8232622: Technical debt in BadAttributeValueExpException

2020-02-18 Thread serguei . spitsyn
Hi Roger, It looks good to me. Thanks, Serguei On 2/13/20 7:52 AM, Roger Riggs wrote: Please review a minor cleanup to remove code long since unnecessary. The type of the BadAttributeValueExpException argument is String and if it is not a string in the serialized stream, a suitable replacemen

Re: [PING] RFR: 8231111: Cgroups v2: Rework Metrics in java.base so as to recognize unified hierarchy

2020-02-18 Thread Bob Vandette
> On Feb 18, 2020, at 2:00 PM, Mandy Chung wrote: > > > > On 2/18/20 4:50 AM, Severin Gehwolf wrote: >> Hi Mandy, >> >> Thanks again for the review! >> >> Updated webrev: >> incremental (only review changes): >> http://cr.openjdk.java.net/~sgehwolf/webrevs/JDK-823/11/incremental/webre

Re: [PING] RFR: 8231111: Cgroups v2: Rework Metrics in java.base so as to recognize unified hierarchy

2020-02-18 Thread Mandy Chung
On 2/18/20 4:50 AM, Severin Gehwolf wrote: Hi Mandy, Thanks again for the review! Updated webrev: incremental (only review changes): http://cr.openjdk.java.net/~sgehwolf/webrevs/JDK-823/11/incremental/webrev/ full: http://cr.openjdk.java.net/~sgehwolf/webrevs/JDK-823/11/webrev/ Thi

Re: [PING] RFR: 8231111: Cgroups v2: Rework Metrics in java.base so as to recognize unified hierarchy

2020-02-18 Thread Severin Gehwolf
Hi Mandy, Thanks again for the review! Updated webrev: incremental (only review changes): http://cr.openjdk.java.net/~sgehwolf/webrevs/JDK-823/11/incremental/webrev/ full: http://cr.openjdk.java.net/~sgehwolf/webrevs/JDK-823/11/webrev/ More below. On Fri, 2020-02-14 at 18:16 -0800, Man