Here is a new output with PrintReferenceGC on: https://drive.google.com/open?id=0B8_hkIRtZSShWTVpeVFONGlqVjQ
I see that each time when I run jmap -histo:live a few hundreds of them are collected but still the number reported by jmap keeps increasing (5665 last time it was run). On Mon, Jul 10, 2017 at 6:30 PM, yu.zh...@oracle.com <yu.zh...@oracle.com> wrote: > Can you add PrintReferenceGC to print out number of references for each gc? > > Thanks > > Jenny > > On 07/10/2017 05:52 AM, Nicolae Mihalache wrote: > > I didn't have verbose gc enabled but I did enable it, and here is the log > in the last 3 days: > https://drive.google.com/drive/u/0/folders/0B8_hkIRtZSShdkdUTGhRMjNPVVk > > > The "Full GC" is related to a jmap -histo:live I was running. > > On Fri, Jul 7, 2017 at 11:16 PM, Bernd Eckenfels <e...@zusammenkunft.net> > wrote: > >> Can you upload the verbose GC log somewhere? I suspect you don't see >> old/mixed GCs since 30h. >> >> Gruss >> Bernd >> -- >> http://bernd.eckenfels.net >> ------------------------------ >> *From:* hotspot-gc-use <hotspot-gc-use-boun...@openjdk.java.net> on >> behalf of Nicolae Mihalache <xproma...@gmail.com> >> *Sent:* Friday, July 7, 2017 1:58:11 PM >> *To:* hotspot-gc-use@openjdk.java.net >> *Subject:* SoftReferences not cleaned up >> >> Hello, >> >> I have problems understanding why the SoftReferences are not cleaned up. >> This is my version of java: >> java -version >> java version "1.8.0_92" >> Java(TM) SE Runtime Environment (build 1.8.0_92-b14) >> Java HotSpot(TM) 64-Bit Server VM (build 25.92-b14, mixed mode) >> >> and I run it with the options -Xmx512m -XX:SoftRefLRUPolicyMSPerMB=1 >> >> Still the number of SoftReferences keep increasing and I see that some of >> them are 30+ hours old. I have a heap dump: >> https://drive.google.com/open?id=0B8_hkIRtZSShNUtTZUx3UTFuMEk >> >> I don't know how to debug further, any hint would be appreciated. >> >> thanks, >> nicolae >> >> _______________________________________________ >> hotspot-gc-use mailing list >> hotspot-gc-use@openjdk.java.net >> http://mail.openjdk.java.net/mailman/listinfo/hotspot-gc-use >> >> > > > _______________________________________________ > hotspot-gc-use mailing > listhotspot-gc-...@openjdk.java.nethttp://mail.openjdk.java.net/mailman/listinfo/hotspot-gc-use > > >
_______________________________________________ hotspot-gc-use mailing list hotspot-gc-use@openjdk.java.net http://mail.openjdk.java.net/mailman/listinfo/hotspot-gc-use
