sphinx.addnodesdocument)}( rawsourcechildren]( translations LanguagesNode)}(hhh](h pending_xref)}(hhh]docutils.nodesTextChinese (Simplified)}parenthsba attributes}(ids]classes]names]dupnames]backrefs] refdomainstdreftypedoc reftarget0/translations/zh_CN/admin-guide/mm/damon/reclaimmodnameN classnameN refexplicitutagnamehhh ubh)}(hhh]hChinese (Traditional)}hh2sbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget0/translations/zh_TW/admin-guide/mm/damon/reclaimmodnameN classnameN refexplicituh1hhh ubh)}(hhh]hItalian}hhFsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget0/translations/it_IT/admin-guide/mm/damon/reclaimmodnameN classnameN refexplicituh1hhh ubh)}(hhh]hJapanese}hhZsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget0/translations/ja_JP/admin-guide/mm/damon/reclaimmodnameN classnameN refexplicituh1hhh ubh)}(hhh]hKorean}hhnsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget0/translations/ko_KR/admin-guide/mm/damon/reclaimmodnameN classnameN refexplicituh1hhh ubh)}(hhh]hSpanish}hhsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget0/translations/sp_SP/admin-guide/mm/damon/reclaimmodnameN classnameN refexplicituh1hhh ubeh}(h]h ]h"]h$]h&]current_languageEnglishuh1h hh _documenthsourceNlineNubhcomment)}(h SPDX-License-Identifier: GPL-2.0h]h SPDX-License-Identifier: GPL-2.0}hhsbah}(h]h ]h"]h$]h&] xml:spacepreserveuh1hhhhhhJ/var/lib/git/docbuild/linux/Documentation/admin-guide/mm/damon/reclaim.rsthKubhsection)}(hhh](htitle)}(hDAMON-based Reclamationh]hDAMON-based Reclamation}(hhhhhNhNubah}(h]h ]h"]h$]h&]uh1hhhhhhhhKubh paragraph)}(hX=DAMON-based Reclamation (DAMON_RECLAIM) is a static kernel module that aimed to be used for proactive and lightweight reclamation under light memory pressure. It doesn't aim to replace the LRU-list based page_granularity reclamation, but to be selectively used for different level of memory pressure and requirements.h]hX?DAMON-based Reclamation (DAMON_RECLAIM) is a static kernel module that aimed to be used for proactive and lightweight reclamation under light memory pressure. It doesn’t aim to replace the LRU-list based page_granularity reclamation, but to be selectively used for different level of memory pressure and requirements.}(hhhhhNhNubah}(h]h ]h"]h$]h&]uh1hhhhKhhhhubh)}(hhh](h)}(h(Where Proactive Reclamation is Required?h]h(Where Proactive Reclamation is Required?}(hhhhhNhNubah}(h]h ]h"]h$]h&]uh1hhhhhhhhK ubh)}(hX On general memory over-committed systems, proactively reclaiming cold pages helps saving memory and reducing latency spikes that incurred by the direct reclaim of the process or CPU consumption of kswapd, while incurring only minimal performance degradation [1]_ [2]_ .h](hXOn general memory over-committed systems, proactively reclaiming cold pages helps saving memory and reducing latency spikes that incurred by the direct reclaim of the process or CPU consumption of kswapd, while incurring only minimal performance degradation }(hhhhhNhNubhfootnote_reference)}(h[1]_h]h1}(hhhhhNhNubah}(h]id1ah ]h"]h$]h&]refidid4docnameadmin-guide/mm/damon/reclaimuh1hhhresolvedKubh }(hhhhhNhNubh)}(h[2]_h]h2}(hj hhhNhNubah}(h]id2ah ]h"]h$]h&]jid5jjuh1hhhjKubh .}(hhhhhNhNubeh}(h]h ]h"]h$]h&]uh1hhhhKhhhhubh)}(hXFree Pages Reporting [3]_ based memory over-commit virtualization systems are good example of the cases. In such systems, the guest VMs reports their free memory to host, and the host reallocates the reported memory to other guests. As a result, the memory of the systems are fully utilized. However, the guests could be not so memory-frugal, mainly because some kernel subsystems and user-space applications are designed to use as much memory as available. Then, guests could report only small amount of memory as free to host, results in memory utilization drop of the systems. Running the proactive reclamation in guests could mitigate this problem.h](hFree Pages Reporting }(hj&hhhNhNubh)}(h[3]_h]h3}(hj.hhhNhNubah}(h]id3ah ]h"]h$]h&]jid6jjuh1hhj&jKubhXw based memory over-commit virtualization systems are good example of the cases. In such systems, the guest VMs reports their free memory to host, and the host reallocates the reported memory to other guests. As a result, the memory of the systems are fully utilized. However, the guests could be not so memory-frugal, mainly because some kernel subsystems and user-space applications are designed to use as much memory as available. Then, guests could report only small amount of memory as free to host, results in memory utilization drop of the systems. Running the proactive reclamation in guests could mitigate this problem.}(hj&hhhNhNubeh}(h]h ]h"]h$]h&]uh1hhhhKhhhhubeh}(h]'where-proactive-reclamation-is-requiredah ]h"](where proactive reclamation is required?ah$]h&]uh1hhhhhhhhK ubh)}(hhh](h)}(h How It Works?h]h How It Works?}(hjShhhNhNubah}(h]h ]h"]h$]h&]uh1hhjPhhhhhKubh)}(hXDAMON_RECLAIM finds memory regions that didn't accessed for specific time duration and page out. To avoid it consuming too much CPU for the paging out operation, a speed limit can be configured. Under the speed limit, it pages out memory regions that didn't accessed longer time first. System administrators can also configure under what situation this scheme should automatically activated and deactivated with three memory pressure watermarks.h]hXDAMON_RECLAIM finds memory regions that didn’t accessed for specific time duration and page out. To avoid it consuming too much CPU for the paging out operation, a speed limit can be configured. Under the speed limit, it pages out memory regions that didn’t accessed longer time first. System administrators can also configure under what situation this scheme should automatically activated and deactivated with three memory pressure watermarks.}(hjahhhNhNubah}(h]h ]h"]h$]h&]uh1hhhhK!hjPhhubeh}(h] how-it-worksah ]h"] how it works?ah$]h&]uh1hhhhhhhhKubh)}(hhh](h)}(hInterface: Module Parametersh]hInterface: Module Parameters}(hjzhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjwhhhhhK)ubh)}(h~To use this feature, you should first ensure your system is running on a kernel that is built with ``CONFIG_DAMON_RECLAIM=y``.h](hcTo use this feature, you should first ensure your system is running on a kernel that is built with }(hjhhhNhNubhliteral)}(h``CONFIG_DAMON_RECLAIM=y``h]hCONFIG_DAMON_RECLAIM=y}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubh.}(hjhhhNhNubeh}(h]h ]h"]h$]h&]uh1hhhhK+hjwhhubh)}(hX To let sysadmins enable or disable it and tune for the given system, DAMON_RECLAIM utilizes module parameters. That is, you can put ``damon_reclaim.=`` on the kernel boot command line or write proper values to ``/sys/module/damon_reclaim/parameters/`` files.h](hTo let sysadmins enable or disable it and tune for the given system, DAMON_RECLAIM utilizes module parameters. That is, you can put }(hjhhhNhNubj)}(h%``damon_reclaim.=``h]h!damon_reclaim.=}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubh; on the kernel boot command line or write proper values to }(hjhhhNhNubj)}(h4``/sys/module/damon_reclaim/parameters/``h]h0/sys/module/damon_reclaim/parameters/}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubh files.}(hjhhhNhNubeh}(h]h ]h"]h$]h&]uh1hhhhK.hjwhhubh)}(h,Below are the description of each parameter.h]h,Below are the description of each parameter.}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhhhK3hjwhhubh)}(hhh](h)}(henabledh]henabled}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhhhhhK6ubh)}(h Enable or disable DAMON_RECLAIM.h]h Enable or disable DAMON_RECLAIM.}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhhhK8hjhhubh)}(hX3You can enable DAMON_RCLAIM by setting the value of this parameter as ``Y``. Setting it as ``N`` disables DAMON_RECLAIM. Note that DAMON_RECLAIM could do no real monitoring and reclamation due to the watermarks-based activation condition. Refer to below descriptions for the watermarks parameter for this.h](hFYou can enable DAMON_RCLAIM by setting the value of this parameter as }(hj hhhNhNubj)}(h``Y``h]hY}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhj ubh. Setting it as }(hj hhhNhNubj)}(h``N``h]hN}(hj#hhhNhNubah}(h]h ]h"]h$]h&]uh1jhj ubh disables DAMON_RECLAIM. Note that DAMON_RECLAIM could do no real monitoring and reclamation due to the watermarks-based activation condition. Refer to below descriptions for the watermarks parameter for this.}(hj hhhNhNubeh}(h]h ]h"]h$]h&]uh1hhhhK:hjhhubeh}(h]enabledah ]h"]enabledah$]h&]uh1hhjwhhhhhK6ubh)}(hhh](h)}(h commit_inputsh]h commit_inputs}(hjFhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjChhhhhK@ubh)}(hHMake DAMON_RECLAIM reads the input parameters again, except ``enabled``.h](h` parameter of the DAMON instance for DAMON_RECLAIM.h](h.This parameter is for setting and getting the }(hj?hhhNhNubh)}(h,:ref:`address unit `h]jz)}(hjIh]h address unit}(hjKhhhNhNubah}(h]h ](jstdstd-refeh"]h$]h&]uh1jyhjGubah}(h]h ]h"]h$]h&]refdocj refdomainjUreftyperef refexplicitrefwarnjdamon_design_addr_unituh1hhhhKhj?ubh3 parameter of the DAMON instance for DAMON_RECLAIM.}(hj?hhhNhNubeh}(h]h ]h"]h$]h&]uh1hhhhKhj hhubh)}(hXu``monitor_region_start`` and ``monitor_region_end`` should be provided in this unit. For example, let's suppose ``addr_unit``, ``monitor_region_start`` and ``monitor_region_end`` are set as ``1024``, ``0`` and ``10``, respectively. Then DAMON_RECLAIM will work for 10 KiB length of physical address range that starts from address zero (``[0 * 1024, 10 * 1024)`` in bytes).h](j)}(h``monitor_region_start``h]hmonitor_region_start}(hjuhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjqubh and }(hjqhhhNhNubj)}(h``monitor_region_end``h]hmonitor_region_end}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjqubh@ should be provided in this unit. For example, let’s suppose }(hjqhhhNhNubj)}(h ``addr_unit``h]h addr_unit}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjqubh, }(hjqhhhNhNubj)}(h``monitor_region_start``h]hmonitor_region_start}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjqubh and }(hjqhhhNhNubj)}(h``monitor_region_end``h]hmonitor_region_end}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjqubh are set as }(hjqhhhNhNubj)}(h``1024``h]h1024}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjqubh, }hjqsbj)}(h``0``h]h0}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjqubh and }hjqsbj)}(h``10``h]h10}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjqubhx, respectively. Then DAMON_RECLAIM will work for 10 KiB length of physical address range that starts from address zero (}(hjqhhhNhNubj)}(h``[0 * 1024, 10 * 1024)``h]h[0 * 1024, 10 * 1024)}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjqubh in bytes).}(hjqhhhNhNubeh}(h]h ]h"]h$]h&]uh1hhhhKhj hhubh)}(hXj``bytes_reclaim_tried_regions`` and ``bytes_reclaimed_regions`` are also in this unit. For example, let's suppose values of ``addr_unit``, ``bytes_reclaim_tried_regions`` and ``bytes_reclaimed_regions`` are ``1024``, ``42``, and ``32``, respectively. Then it means DAMON_RECLAIM tried to reclaim 42 KiB memory and successfully reclaimed 32 KiB memory in total.h](j)}(h``bytes_reclaim_tried_regions``h]hbytes_reclaim_tried_regions}(hj!hhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubh and }(hjhhhNhNubj)}(h``bytes_reclaimed_regions``h]hbytes_reclaimed_regions}(hj3hhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubh@ are also in this unit. For example, let’s suppose values of }(hjhhhNhNubj)}(h ``addr_unit``h]h addr_unit}(hjEhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubh, }(hjhhhNhNubj)}(h``bytes_reclaim_tried_regions``h]hbytes_reclaim_tried_regions}(hjWhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubh and }hjsbj)}(h``bytes_reclaimed_regions``h]hbytes_reclaimed_regions}(hjihhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubh are }(hjhhhNhNubj)}(h``1024``h]h1024}(hj{hhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubh, }hjsbj)}(h``42``h]h42}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubh, and }(hjhhhNhNubj)}(h``32``h]h32}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubh~, respectively. Then it means DAMON_RECLAIM tried to reclaim 42 KiB memory and successfully reclaimed 32 KiB memory in total.}(hjhhhNhNubeh}(h]h ]h"]h$]h&]uh1hhhhKhj hhubh)}(hDIf unsure, use only the default value (``1``) and forget about this.h](h'If unsure, use only the default value (}(hjhhhNhNubj)}(h``1``h]h1}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubh) and forget about this.}(hjhhhNhNubeh}(h]h ]h"]h$]h&]uh1hhhhKhj hhubeh}(h] addr-unitah ]h"] addr_unitah$]h&]uh1hhjwhhhhhKubh)}(hhh](h)}(h skip_anonh]h skip_anon}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhhhhhMubh)}(h!Skip anonymous pages reclamation.h]h!Skip anonymous pages reclamation.}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhhhMhjhhubh)}(hfIf this parameter is set as ``Y``, DAMON_RECLAIM does not reclaim anonymous pages. By default, ``N``.h](hIf this parameter is set as }(hjhhhNhNubj)}(h``Y``h]hY}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubh?, DAMON_RECLAIM does not reclaim anonymous pages. By default, }(hjhhhNhNubj)}(h``N``h]hN}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jhjubh.}(hjhhhNhNubeh}(h]h ]h"]h$]h&]uh1hhhhMhjhhubeh}(h] skip-anonah ]h"] skip_anonah$]h&]uh1hhjwhhhhhMubh)}(hhh](h)}(h kdamond_pidh]h kdamond_pid}(hj; hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj8 hhhhhM ubh)}(hPID of the DAMON thread.h]hPID of the DAMON thread.}(hjI hhhNhNubah}(h]h ]h"]h$]h&]uh1hhhhM hj8 hhubh)}(hRIf DAMON_RECLAIM is enabled, this becomes the PID of the worker thread. Else, -1.h]hRIf DAMON_RECLAIM is enabled, this becomes the PID of the worker thread. Else, -1.}(hjW hhhNhNubah}(h]h ]h"]h$]h&]uh1hhhhMhj8 hhubeh}(h] kdamond-pidah ]h"] kdamond_pidah$]h&]uh1hhjwhhhhhM ubh)}(hhh](h)}(hnr_reclaim_tried_regionsh]hnr_reclaim_tried_regions}(hjp hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjm hhhhhMubh)}(hENumber of memory regions that tried to be reclaimed by DAMON_RECLAIM.h]hENumber of memory regions that tried to be reclaimed by DAMON_RECLAIM.}(hj~ hhhNhNubah}(h]h ]h"]h$]h&]uh1hhhhMhjm hhubeh}(h]nr-reclaim-tried-regionsah ]h"]nr_reclaim_tried_regionsah$]h&]uh1hhjwhhhhhMubh)}(hhh](h)}(hbytes_reclaim_tried_regionsh]hbytes_reclaim_tried_regions}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj hhhhhMubh)}(hJTotal bytes of memory regions that tried to be reclaimed by DAMON_RECLAIM.h]hJTotal bytes of memory regions that tried to be reclaimed by DAMON_RECLAIM.}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhhhMhj hhubeh}(h]bytes-reclaim-tried-regionsah ]h"]bytes_reclaim_tried_regionsah$]h&]uh1hhjwhhhhhMubh)}(hhh](h)}(hnr_reclaimed_regionsh]hnr_reclaimed_regions}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj hhhhhMubh)}(hINumber of memory regions that successfully be reclaimed by DAMON_RECLAIM.h]hINumber of memory regions that successfully be reclaimed by DAMON_RECLAIM.}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhhhMhj hhubeh}(h]nr-reclaimed-regionsah ]h"]nr_reclaimed_regionsah$]h&]uh1hhjwhhhhhMubh)}(hhh](h)}(hbytes_reclaimed_regionsh]hbytes_reclaimed_regions}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj hhhhhM"ubh)}(hNTotal bytes of memory regions that successfully be reclaimed by DAMON_RECLAIM.h]hNTotal bytes of memory regions that successfully be reclaimed by DAMON_RECLAIM.}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhhhM$hj hhubeh}(h]bytes-reclaimed-regionsah ]h"]bytes_reclaimed_regionsah$]h&]uh1hhjwhhhhhM"ubh)}(hhh](h)}(hnr_quota_exceedsh]hnr_quota_exceeds}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj hhhhhM'ubh)}(h?Number of times that the time/space quota limits have exceeded.h]h?Number of times that the time/space quota limits have exceeded.}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhhhM)hj hhubeh}(h]nr-quota-exceedsah ]h"]nr_quota_exceedsah$]h&]uh1hhjwhhhhhM'ubeh}(h]interface-module-parametersah ]h"]interface: module parametersah$]h&]uh1hhhhhhhhK)ubh)}(hhh](h)}(hExampleh]hExample}(hj; hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj8 hhhhhM,ubh)}(hXBelow runtime example commands make DAMON_RECLAIM to find memory regions that not accessed for 30 seconds or more and pages out. The reclamation is limited to be done only up to 1 GiB per second to avoid DAMON_RECLAIM consuming too much CPU time for the paging out operation. It also asks DAMON_RECLAIM to do nothing if the system's free memory rate is more than 50%, but start the real works if it becomes lower than 40%. If DAMON_RECLAIM doesn't make progress and therefore the free memory rate becomes lower than 20%, it asks DAMON_RECLAIM to do nothing again, so that we can fall back to the LRU-list based page granularity reclamation. ::h]hXBelow runtime example commands make DAMON_RECLAIM to find memory regions that not accessed for 30 seconds or more and pages out. The reclamation is limited to be done only up to 1 GiB per second to avoid DAMON_RECLAIM consuming too much CPU time for the paging out operation. It also asks DAMON_RECLAIM to do nothing if the system’s free memory rate is more than 50%, but start the real works if it becomes lower than 40%. If DAMON_RECLAIM doesn’t make progress and therefore the free memory rate becomes lower than 20%, it asks DAMON_RECLAIM to do nothing again, so that we can fall back to the LRU-list based page granularity reclamation.}(hjI hhhNhNubah}(h]h ]h"]h$]h&]uh1hhhhM.hj8 hhubh literal_block)}(h# cd /sys/module/damon_reclaim/parameters # echo 30000000 > min_age # echo $((1 * 1024 * 1024 * 1024)) > quota_sz # echo 1000 > quota_reset_interval_ms # echo 500 > wmarks_high # echo 400 > wmarks_mid # echo 200 > wmarks_low # echo Y > enabledh]h# cd /sys/module/damon_reclaim/parameters # echo 30000000 > min_age # echo $((1 * 1024 * 1024 * 1024)) > quota_sz # echo 1000 > quota_reset_interval_ms # echo 500 > wmarks_high # echo 400 > wmarks_mid # echo 200 > wmarks_low # echo Y > enabled}hjY sbah}(h]h ]h"]h$]h&]hhuh1jW hhhM8hj8 hhubhfootnote)}(h&https://research.google/pubs/pub48551/h](hlabel)}(h1h]h1}(hjo hhhNhNubah}(h]h ]h"]h$]h&]uh1jm hji ubh)}(hjk h]h reference)}(hjk h]h&https://research.google/pubs/pub48551/}(hj hhhNhNubah}(h]h ]h"]h$]h&]refurijk uh1j hj} ubah}(h]h ]h"]h$]h&]uh1hhhhMAhji ubeh}(h]jah ]h"]1ah$]h&]hajjuh1jg hhhMAhj8 hhjKubjh )}(h https://lwn.net/Articles/787611/h](jn )}(h2h]h2}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jm hj ubh)}(hj h]j )}(hj h]h https://lwn.net/Articles/787611/}(hj hhhNhNubah}(h]h ]h"]h$]h&]refurij uh1j hj ubah}(h]h ]h"]h$]h&]uh1hhhhMBhj ubeh}(h]jah ]h"]2ah$]h&]jajjuh1jg hhhMBhj8 hhjKubjh )}(hBhttps://www.kernel.org/doc/html/latest/mm/free_page_reporting.htmlh](jn )}(h3h]h3}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jm hj ubh)}(hj h]j )}(hj h]hBhttps://www.kernel.org/doc/html/latest/mm/free_page_reporting.html}(hj hhhNhNubah}(h]h ]h"]h$]h&]refurij uh1j hj ubah}(h]h ]h"]h$]h&]uh1hhhhMChj ubeh}(h]j=ah ]h"]3ah$]h&]j8ajjuh1jg hhhMChj8 hhjKubeh}(h]exampleah ]h"]exampleah$]h&]uh1hhhhhhhhM,ubeh}(h]damon-based-reclamationah ]h"]damon-based reclamationah$]h&]uh1hhhhhhhhKubeh}(h]h ]h"]h$]h&]sourcehuh1hcurrent_sourceN current_lineNsettingsdocutils.frontendValues)}(hN generatorN datestampN source_linkN source_urlN toc_backlinksentryfootnote_backlinksK sectnum_xformKstrip_commentsNstrip_elements_with_classesN strip_classesN report_levelK halt_levelKexit_status_levelKdebugNwarning_streamN tracebackinput_encoding utf-8-siginput_encoding_error_handlerstrictoutput_encodingutf-8output_encoding_error_handlerj0 error_encodingutf-8error_encoding_error_handlerbackslashreplace language_codeenrecord_dependenciesNconfigN id_prefixhauto_id_prefixid dump_settingsNdump_internalsNdump_transformsNdump_pseudo_xmlNexpose_internalsNstrict_visitorN_disable_configN_sourceh _destinationN _config_files]7/var/lib/git/docbuild/linux/Documentation/docutils.confafile_insertion_enabled raw_enabledKline_length_limitM'pep_referencesN pep_base_urlhttps://peps.python.org/pep_file_url_templatepep-%04drfc_referencesN rfc_base_url&https://datatracker.ietf.org/doc/html/ tab_widthKtrim_footnote_reference_spacesyntax_highlightlong smart_quotessmartquotes_locales]character_level_inline_markupdoctitle_xform docinfo_xformKsectsubtitle_xform image_loadinglinkembed_stylesheetcloak_email_addressessection_self_linkenvNubreporterNindirect_targets]substitution_defs}substitution_names}refnames}(1]ha2]j a3]j.aurefids}nameids}(j j jMjJjtjqj5 j2 j@j=jjjjjCj@jjjjj0j-jjjjjjjjjKjHjjjjjZjWjjjjjjjjj5 j2 jj jg j j j j j j j j j- j* j j j jj jj j=u nametypes}(j jMjtj5 j@jjjCjjj0jjjjjKjjjZjjjjj5 jj j j j j j- j j j j uh}(j hjJhhhjj j8j.jqjPj2 jwj=jjjCjjj@jjjFjjj-jjj3jjjjjjjHjjjNjjjWjjj]jjjjjj j2 jjg j8 j jm j j j j j j j* j j j8 jji jj j=j u footnote_refs}(jp ]hajr ]j ajt ]j.au citation_refs} autofootnotes]autofootnote_refs]symbol_footnotes]symbol_footnote_refs] footnotes](ji j j e citations]autofootnote_startKsymbol_footnote_startK id_counter collectionsCounter}j> KsRparse_messages]transform_messages] transformerN include_log] decorationNhhub.