Also, could this bug (since fixed), but related:
https://github.com/eclipse/jetty.project/issues/3203 ???

Jan

On Tue, 22 Jan 2019 at 08:48, Jan Bartel <[email protected]> wrote:

> Hi,
>
>
> Thanks for the log output. Firstly,  could you try upgrading to the latest
> jetty 9.4 version 9.4.14.  Secondly, can you provide a simple reproduction
> webapp?
>
> Thanks
> Jan
>
> On Tue., 22 Jan. 2019, 04:18 Gruber Reinhold <[email protected] wrote:
>
>> Good day,
>>
>>
>>
>> we are using jetty-9.4.11.v20180605 and are experiencing problems with
>> the standard session config  DefaultSessionCache + NullSessionStore.
>>
>> Some Sessions never gets destroyed. From the logs it seems that sometimes
>> the sessiontimer expires a few milliseconds too soon.
>>
>> The session is still valid (comparing creationTime and currentTime I
>> guess??) and after that the session never gets checked again and stays in
>> the cache forever.
>>
>>
>>
>> Here the logs of such a session
>>
>>
>>
>> 2019-01-21 16:32:24.135:DBUG:oejs.session:Scheduler-627185331: Timer
>> expired for session node07vies8r8ln8t155xl877f7899221
>>
>> 2019-01-21 16:32:24.135:DBUG:oejs.session:Scheduler-627185331: Inspecting
>> session node07vies8r8ln8t155xl877f7899221, valid=true
>>
>> 2019-01-21 16:32:24.135:DBUG:oejs.session:Scheduler-627185331: Testing
>> expiry on session node07vies8r8ln8t155xl877f7899221: expires at
>> 1548084744136 now 1548084744135 maxIdle 1800000
>>
>> 2019-01-21 16:32:24.135:DBUG:oejs.session:Scheduler-627185331: Checking
>> for idle node07vies8r8ln8t155xl877f7899221
>>
>> *** No more Logs for this session id
>>
>>
>>
>>
>>
>> Compared to the logs for a proper scavenged Session
>>
>>
>>
>> 2019-01-21 16:25:08.848:DBUG:oejs.session:Scheduler-627185331: Timer
>> expired for session node01hentjzld5u6vz39lbnt2loaj150
>>
>> 2019-01-21 16:25:08.848:DBUG:oejs.session:Scheduler-627185331: Inspecting
>> session node01hentjzld5u6vz39lbnt2loaj150, valid=true
>>
>> 2019-01-21 16:25:08.848:DBUG:oejs.session:Scheduler-627185331: Testing
>> expiry on session node01hentjzld5u6vz39lbnt2loaj150: expires at
>> 1548084308706 now 1548084308848 maxIdle 1800000
>>
>> 2019-01-21 16:25:08.848:DBUG:oejs.session:Scheduler-627185331: Session
>> node01hentjzld5u6vz39lbnt2loaj150 is candidate for expiry
>>
>> 2019-01-21 16:26:42.963:DBUG:oejs.session:Scheduler-627185331:
>> org.eclipse.jetty.server.session.SessionHandler1824115191==dftMaxIdleSec=1800
>> scavenging session ids [node01hentjzld5u6vz39lbnt2loaj150,
>> node01m0c0ptdefjzq6p1jcjmss49b91, node015m99znyw1u0u1eocjxuy6g4be76,
>> node0128njutc20q9bg076cosq2u7v45, node01bxvp6fa4zdr71hzl49zazino264,
>> node0w94ozpsbfhrf5hti1fcf0w95111, node01tnlhsfxfi2gp1kn99g5lsiuw138,
>> node01esletkbhaj9g1o4cshwgurugm65, node011vmoxjy7an21bnpty5qzlkop126,
>> node0x3cvb3an5g84kqq0f0q1crmx62, node0gew7z9vb030u10txee3kqgwms112,
>> node01cp1wc584wvnlo52d61x6my4l96, node01x75o4937d8i61secnbltektro85,
>> node01kshabnwf9h8fx3551ypmlfg136, node04l2993xxgx4kb45za59xno5b139,
>> node0rxinxivxibule9ko7roh8qvo63, node0ljny6qwerth81l33o7fsz2wpw34,
>> node0cnffoiinzf4y12k3taa1uk48s105, node01sy6nl8jpg6pptmb46ujfdrp914,
>> node03vqeu3xu5f7w19fgsmpnd48ag103, node0yowe2bz2urnmm458d6unosmo82,
>> node028cjkes81yfq323kfi99br1n125, node0cb4bpd4ik8pvmenisfk9khew110,
>> node0igg96ivibij7dfz9v88k3y0u15, node0e1i3so4hhbc06pvi5v7ksha4140,
>> node07y8eh82s8n261b8i5sw0kykau69, node0174qm2kcvrh931ok48ry0kti13129,
>> node08z8p9rg4vpubxlw252dphpbd51, node0dpg67j74597tyykho51vu4k546,
>> node01xdkyljsv4h5a1m2g2icuvsk9z164, node09i93e46nqe21d8frip28cx3j133,
>> node01fy0gre1jni4yz7czmlbqi77b136, node0d7oyaaf9sfj233wh24o0grdq19,
>> node01gq4d3c0j1w591qd7u86djhltq10, node01tfdg3qy5j8ax1jy49dx1n015f28,
>> node0onnitlzog1nl1b02kfgvxkldq149, node0136onv2pe35vxzzcuw851krnb77,
>> node01afdq1vs3ce0xnscabdh1oxtm17, node01qrlkyyk19tr4r2a21wvohcsr66,
>> node019x8ur8rjhwisg61rl5qvfaut107, node0piv2sh1nxa501ukmnb876wtr143,
>> node0j4955urdevwvf4hoshnuo8e2120, node011hwuf7lfptpywdz8pcvjient57,
>> node0xo7wjnaddojxtl2gy3fa06hi83, node01imacjy3lp1wr1fkmxsrfujap993,
>> node07y1imt3u0whc1ld1exl93x9ou127, node012v6yctpwcx4i117z79bgid8lk114,
>> node01clflynk302nt1qyy7kk9q0ox442, node0t02eftrahavscusevowxa9ng73,
>> node01hkogytp7gw2hy38v8732yr21, node014jexudy7y7l61mey7wlt0cct287,
>> node01jcmajrzk4aim1iym78zilbrvd80, node0tlc3h1ifv71b1cr8bnbttio3w88,
>> node010h5pb66srlg516kktw3qoyrcw2, node01m8db9brlt838coucn5kdyd5v74,
>> node01n4u2ir2jzsjfin8nnqcog1je152, node01jjc7jhs3x10f1w6m4hv4h7xug0,
>> node01tthlplz6momg1hmzpx8z242y9156, node01k2aefpam0q223jum1o1pb57s37,
>> node01fkzj2zgycdg218n0p8oy978q129, node01bdr1dytm31at18v89aai6nvxf104,
>> node01hk4jj9s4agbb1nii1n4pkxklt108, node01ve8wp1dyqnkumfxckxbqgktd170,
>> node0kxf9va52juhsgf2nnw38u99u23, node01fp5596z3mqw81636r81ke1cuw50,
>> node0u6vajhgrnp8z6vewb9w3gz9l123, node018ovezppho2y1le7x0jmybj2x84,
>> node04b8wqt5encht1oac1yxagcbet147, node01ajur79hkcl0qwvw6cw2a8tbz113,
>> node01lpep6w3e6m4chy9yb3xv984b81, node0eprqkz4b12o9828oq9jl7ajp44,
>> node010az9536agwy78x90x7omdbs7122, node0zujdmlzece221uoky5ul5w3s26,
>> node014ii42e5ftupr110cql6b5bfqj109, node0gm5wcugzy0rx19min4c58btq8124,
>> node0yuv51y8q0dncm73rigjsbfn101, node0v986jwfu06yb1gzje9xz39xj8157,
>> node07hn6i53faqs95eum3xywhp7756, node0r138ssgcbkpzyf7miiqp6fzi162,
>> node0rl8xdj2s5tm8qto2gq0uier2171, node0l08ycbytjbbu1x1u0rd023n4l5,
>> node01ej9oermfw05w1pmq5u18n99ng106, node0v05ylzfsl252tcmdvx8koqrm99,
>> node0d9o49or7g9p91ns88jpy2t4f08, node0uz5cslaaoye212er5su2dn008169,
>> node01kml2j8wfpzteggn7wap0sla947, node01em0y98t0jthevqxwut3kpx29167,
>> node01b5hjv8xspbtb1o5ec6whex413137, node0rb8devq4zkkm5i7d0zj4m6bj16,
>> node01dmms5pwy3phrdkce7krlc897165, node01l41xh45zceobtv9m5jhs4hcj33,
>> node0ap2eztiv968f1m7ke31qqwrqm55, node057q2nd516zay1iw8u4u3ztinc3,
>> node01dsuj4dvabsn1kblejqj3cc1g38, node015j1y2gzzdpwcokjaml3n72wt130,
>> node01d05thghz1pf43itsr465vitz151, node035b64u9okh5i1oayo8lm633t625,
>> node06iy2uc3xdk7pdc0ghx0ofkh822, node01r5bwj652myh1hmkh7kgo0pzi97,
>> node08dziip83l31hw3x9if2md7zl13, node01aw0iny65jkhebup5x32a77ov116,
>> node01ur0oq6leao851agr7ayl7m0r931, node01nijgy8hxacio1a9n9dpwu44be131,
>> node01iq6zw505vqve1wakgdou72oy07, node0kheiv1cnbrrz190cfwp2odm4941,
>> node0m0s3srv4bonhqjxiss3mx1db86, node01i1gfgulyygn3jm2gpdf9f6d2141,
>> node01k9sinvk0dbdi1i54vivze20fw119, node05zlyf1hdpkvpqo6ybxd1b3n6163,
>> node01sfjs5nx2qtwu1tgnmb5pkhcl761]
>>
>> 2019-01-21 16:26:42.963:DBUG:oejs.session:Scheduler-627185331:
>> org.eclipse.jetty.server.session.DefaultSessionCache@5089a8d0[evict=-1,removeUnloadable=false,saveOnCreate=false,saveOnInactiveEvict=false]
>> checking expiration on [node01hentjzld5u6vz39lbnt2loaj150,
>> node01m0c0ptdefjzq6p1jcjmss49b91, node015m99znyw1u0u1eocjxuy6g4be76,
>> node0128njutc20q9bg076cosq2u7v45, node01bxvp6fa4zdr71hzl49zazino264,
>> node0w94ozpsbfhrf5hti1fcf0w95111, node01tnlhsfxfi2gp1kn99g5lsiuw138,
>> node01esletkbhaj9g1o4cshwgurugm65, node011vmoxjy7an21bnpty5qzlkop126,
>> node0x3cvb3an5g84kqq0f0q1crmx62, node0gew7z9vb030u10txee3kqgwms112,
>> node01cp1wc584wvnlo52d61x6my4l96, node01x75o4937d8i61secnbltektro85,
>> node01kshabnwf9h8fx3551ypmlfg136, node04l2993xxgx4kb45za59xno5b139,
>> node0rxinxivxibule9ko7roh8qvo63, node0ljny6qwerth81l33o7fsz2wpw34,
>> node0cnffoiinzf4y12k3taa1uk48s105, node01sy6nl8jpg6pptmb46ujfdrp914,
>> node03vqeu3xu5f7w19fgsmpnd48ag103, node0yowe2bz2urnmm458d6unosmo82,
>> node028cjkes81yfq323kfi99br1n125, node0cb4bpd4ik8pvmenisfk9khew110,
>> node0igg96ivibij7dfz9v88k3y0u15, node0e1i3so4hhbc06pvi5v7ksha4140,
>> node07y8eh82s8n261b8i5sw0kykau69, node0174qm2kcvrh931ok48ry0kti13129,
>> node08z8p9rg4vpubxlw252dphpbd51, node0dpg67j74597tyykho51vu4k546,
>> node01xdkyljsv4h5a1m2g2icuvsk9z164, node09i93e46nqe21d8frip28cx3j133,
>> node01fy0gre1jni4yz7czmlbqi77b136, node0d7oyaaf9sfj233wh24o0grdq19,
>> node01gq4d3c0j1w591qd7u86djhltq10, node01tfdg3qy5j8ax1jy49dx1n015f28,
>> node0onnitlzog1nl1b02kfgvxkldq149, node0136onv2pe35vxzzcuw851krnb77,
>> node01afdq1vs3ce0xnscabdh1oxtm17, node01qrlkyyk19tr4r2a21wvohcsr66,
>> node019x8ur8rjhwisg61rl5qvfaut107, node0piv2sh1nxa501ukmnb876wtr143,
>> node0j4955urdevwvf4hoshnuo8e2120, node011hwuf7lfptpywdz8pcvjient57,
>> node0xo7wjnaddojxtl2gy3fa06hi83, node01imacjy3lp1wr1fkmxsrfujap993,
>> node07y1imt3u0whc1ld1exl93x9ou127, node012v6yctpwcx4i117z79bgid8lk114,
>> node01clflynk302nt1qyy7kk9q0ox442, node0t02eftrahavscusevowxa9ng73,
>> node01hkogytp7gw2hy38v8732yr21, node014jexudy7y7l61mey7wlt0cct287,
>> node01jcmajrzk4aim1iym78zilbrvd80, node0tlc3h1ifv71b1cr8bnbttio3w88,
>> node010h5pb66srlg516kktw3qoyrcw2, node01m8db9brlt838coucn5kdyd5v74,
>> node01n4u2ir2jzsjfin8nnqcog1je152, node01jjc7jhs3x10f1w6m4hv4h7xug0,
>> node01tthlplz6momg1hmzpx8z242y9156, node01k2aefpam0q223jum1o1pb57s37,
>> node01fkzj2zgycdg218n0p8oy978q129, node01bdr1dytm31at18v89aai6nvxf104,
>> node01hk4jj9s4agbb1nii1n4pkxklt108, node01ve8wp1dyqnkumfxckxbqgktd170,
>> node0kxf9va52juhsgf2nnw38u99u23, node01fp5596z3mqw81636r81ke1cuw50,
>> node0u6vajhgrnp8z6vewb9w3gz9l123, node018ovezppho2y1le7x0jmybj2x84,
>> node04b8wqt5encht1oac1yxagcbet147, node01ajur79hkcl0qwvw6cw2a8tbz113,
>> node01lpep6w3e6m4chy9yb3xv984b81, node0eprqkz4b12o9828oq9jl7ajp44,
>> node010az9536agwy78x90x7omdbs7122, node0zujdmlzece221uoky5ul5w3s26,
>> node014ii42e5ftupr110cql6b5bfqj109, node0gm5wcugzy0rx19min4c58btq8124,
>> node0yuv51y8q0dncm73rigjsbfn101, node0v986jwfu06yb1gzje9xz39xj8157,
>> node07hn6i53faqs95eum3xywhp7756, node0r138ssgcbkpzyf7miiqp6fzi162,
>> node0rl8xdj2s5tm8qto2gq0uier2171, node0l08ycbytjbbu1x1u0rd023n4l5,
>> node01ej9oermfw05w1pmq5u18n99ng106, node0v05ylzfsl252tcmdvx8koqrm99,
>> node0d9o49or7g9p91ns88jpy2t4f08, node0uz5cslaaoye212er5su2dn008169,
>> node01kml2j8wfpzteggn7wap0sla947, node01em0y98t0jthevqxwut3kpx29167,
>> node01b5hjv8xspbtb1o5ec6whex413137, node0rb8devq4zkkm5i7d0zj4m6bj16,
>> node01dmms5pwy3phrdkce7krlc897165, node01l41xh45zceobtv9m5jhs4hcj33,
>> node0ap2eztiv968f1m7ke31qqwrqm55, node057q2nd516zay1iw8u4u3ztinc3,
>> node01dsuj4dvabsn1kblejqj3cc1g38, node015j1y2gzzdpwcokjaml3n72wt130,
>> node01d05thghz1pf43itsr465vitz151, node035b64u9okh5i1oayo8lm633t625,
>> node06iy2uc3xdk7pdc0ghx0ofkh822, node01r5bwj652myh1hmkh7kgo0pzi97,
>> node08dziip83l31hw3x9if2md7zl13, node01aw0iny65jkhebup5x32a77ov116,
>> node01ur0oq6leao851agr7ayl7m0r931, node01nijgy8hxacio1a9n9dpwu44be131,
>> node01iq6zw505vqve1wakgdou72oy07, node0kheiv1cnbrrz190cfwp2odm4941,
>> node0m0s3srv4bonhqjxiss3mx1db86, node01i1gfgulyygn3jm2gpdf9f6d2141,
>> node01k9sinvk0dbdi1i54vivze20fw119, node05zlyf1hdpkvpqo6ybxd1b3n6163,
>> node01sfjs5nx2qtwu1tgnmb5pkhcl761]
>>
>> 2019-01-21 16:26:42.963:DBUG:oejs.session:Scheduler-627185331: Expiring
>> node01hentjzld5u6vz39lbnt2loaj150
>>
>> 2019-01-21 16:26:42.963:DBUG:oejs.session:Scheduler-627185331: Session
>> node01hentjzld5u6vz39lbnt2loaj150 deleted in session data store true
>>
>> 2019-01-21 16:26:42.963:DBUG:oejs.session:Scheduler-627185331: Destroyed
>> timer for session node01hentjzld5u6vz39lbnt2loaj150
>>
>> 2019-01-21 16:26:42.963:DBUG:oejs.session:Scheduler-627185331: invalidate
>> node01hentjzld5u6vz39lbnt2loaj150
>>
>>
>>
>> Thanks for help and any hints
>>
>> Best Regards
>>
>> Reinhold
>>
>>
>>
>>
>>
>>
>>
>>
>> _______________________________________________
>> jetty-users mailing list
>> [email protected]
>> To change your delivery options, retrieve your password, or unsubscribe
>> from this list, visit
>> https://www.eclipse.org/mailman/listinfo/jetty-users
>
>

-- 
Jan Bartel <[email protected]>
www.webtide.com
*Expert assistance from the creators of Jetty and CometD*
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