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# SIG_BasicSoftwareService
English | [简体中文 ](./sig-basicsoftwareservice_cn.md )
Note: The content of this SIG follows the convention described in OpenHarmony's PMC Management Charter [README ](/zh/pmc.md ).
## SIG group work objectives and scope
### Work Goals
Provide simple and effective Basic Software Services for Open Harmony Operating System; By modular design, Basic Software Services can support various kinds of devices, scaling from Level 0 to Level 5.
### Work Scope
Basic Software Services includes the following sub-systems:
| Name|Explanation|
| :----- | :----- |
|Startup System|Booting OpenHarmony, and provide init process manager and system parameters for the whole system|
|Upgrade System|Provide Operating System upgrade capability|
|DFX System|Design-for-Test, Design-for-Reliability and Design-for-Manufacturing|
|Event Notification System|Manage system and application notifications|
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|Resource Management System|Manage system resources, including CPU, IO and memory, Background task manager, Workscheduler|
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|Distributed Scheduling System|Scheduing Abilities in Open Harmony distributed network|
|Account Management System|Manage user accounts for Open Harmony|
|Barrier Free System|Provide barrier free common capabilities for Open Harmony|
|Miscellaneous Software System|Provide some miscellaneous services for Open Harmony|
## The repositories
|Subsystem|Repository|Code Path|Owner|
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| :----- | :----- | :----- | :----- |
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|HiviewDFX|[hiviewdfx_hievent_lite](https://gitee.com/openharmony/hiviewdfx_hievent_lite)|base/hiviewdfx/hievent_lite|[stesen](https://gitee.com/stesen)|
|HiviewDFX|[hiviewdfx_hilog_lite](https://gitee.com/openharmony/hiviewdfx_hilog_lite)|base/hiviewdfx/hilog_lite|[stesen](https://gitee.com/stesen)|
|HiviewDFX|[hiviewdfx_hiview_lite](https://gitee.com/openharmony/hiviewdfx_hiview_lite)|base/hiviewdfx/hiview_lite|[stesen](https://gitee.com/stesen)|
|HiviewDFX|[third_party_curl](https://gitee.com/openharmony/third_party_curl)|third_party/curl|[stesen](https://gitee.com/stesen)|
|HiviewDFX|[hiviewdfx_faultloggerd](https://gitee.com/openharmony/hiviewdfx_faultloggerd)|base/hiviewdfx/faultloggerd|[maplestorys](https://gitee.com/maplestorys)|
|HiviewDFX|[hiviewdfx_hiappevent](https://gitee.com/openharmony/hiviewdfx_hiappevent)|base/hiviewdfx/hiappevent|[stesen](https://gitee.com/stesen)|
|HiviewDFX|[hiviewdfx_hilog](https://gitee.com/openharmony/hiviewdfx_hilog)|base/hiviewdfx/hilog|[stesen](https://gitee.com/stesen)|
|HiviewDFX|[hiviewdfx_hisysevent](https://gitee.com/openharmony/hiviewdfx_hisysevent)|base/hiviewdfx/hisysevent|[yaomanhai](https://gitee.com/yaomanhai)|
|HiviewDFX|[hiviewdfx_hiview](https://gitee.com/openharmony/hiviewdfx_hiview)|base/hiviewdfx/hiview|[maplestorys](https://gitee.com/maplestorys)|
|HiviewDFX|[third_party_libunwind](https://gitee.com/openharmony/third_party_libunwind)|third_party/libunwind|[maplestorys](https://gitee.com/maplestorys)|
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| HiviewDFX | [hiviewdfx_blackbox ](https://gitee.com/openharmony/hiviewdfx_blackbox ) | base/hiviewdfx/blackbox |[stesen](https://gitee.com/stesen)|
| HiviewDFX | [hiviewdfx_hidumper_lite ](https://gitee.com/openharmony/hiviewdfx_hidumper_lite ) | base/hiviewdfx/hidumper_lite | [stesen ](https://gitee.com/stesen ) |
| HiviewDFX | [hiviewdfx_hitrace ](https://gitee.com/openharmony/hiviewdfx_hitrace ) | base/hiviewdfx/hitrace | [yaomanhai ](https://gitee.com/yaomanhai ) |
| HiviewDFX | [hiviewdfx_hicollie ](https://gitee.com/openharmony/hiviewdfx_hicollie ) | base/hiviewdfx/hicollie | [ericlee ](https://gitee.com/ericlee ) |
| HiviewDFX | [third_party_ejdb ](https://gitee.com/openharmony/third_party_ejdb ) | third_party/ejdb | [ericlee ](https://gitee.com/ericlee ) |
| HiviewDFX | [third_party_iowow ](https://gitee.com/openharmony/third_party_iowow ) | third_party/iowow | [ericlee ](https://gitee.com/ericlee ) |
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|DistributedSchedule|[distributedschedule_dms_fwk_lite](https://gitee.com/openharmony/distributedschedule_dms_fwk_lite)|foundation/distributedschedule/dmsfwk_lite|[lijiarun](https://gitee.com/lijiarun)|
|DistributedSchedule|[distributedschedule_safwk_lite](https://gitee.com/openharmony/distributedschedule_safwk_lite)|foundation/distributedschedule/safwk_lite|[lijiarun](https://gitee.com/lijiarun)|
|DistributedSchedule|[distributedschedule_samgr_lite](https://gitee.com/openharmony/distributedschedule_samgr_lite)|foundation/distributedschedule/samgr_lite|[lijiarun](https://gitee.com/lijiarun)|
|StartUp|[startup_appspawn_lite](https://gitee.com/openharmony/startup_appspawn_lite)|base/startup/appspawn_lite|[handyohos](https://gitee.com/handyohos)|
|StartUp|[startup_bootstrap_lite](https://gitee.com/openharmony/startup_bootstrap_lite)|base/startup/bootstrap_lite|[handyohos](https://gitee.com/handyohos)|
|StartUp|[startup_init_lite](https://gitee.com/openharmony/startup_init_lite)|base/startup/init_lite|[handyohos](https://gitee.com/handyohos)|
|StartUp|[startup_syspara_lite](https://gitee.com/openharmony/startup_syspara_lite)|base/startup/syspara_lite|[handyohos](https://gitee.com/handyohos)|
|StartUp|[startup_appspawn](https://gitee.com/openharmony/startup_appspawn)|base/startup/appspawn_standard|[handyohos](https://gitee.com/handyohos)|
|Update|[update_ota_lite](https://gitee.com/openharmony/update_ota_lite)|base/update/ota_lite|[ailorna](https://gitee.com/ailorna)|
|Update|[update_app](https://gitee.com/openharmony/update_app)|base/update/app|[ailorna](https://gitee.com/ailorna)|
|Update|[update_packaging_tools](https://gitee.com/openharmony/update_packaging_tools)|base/update/packaging_tools|[ailorna](https://gitee.com/ailorna)|
|Update|[update_updater](https://gitee.com/openharmony/update_updater)|base/update/updater|[ailorna](https://gitee.com/ailorna)|
|Update|[update_updateservice](https://gitee.com/openharmony/update_updateservice)|base/update/updateservice|[ailorna](https://gitee.com/ailorna)|
|Update|[third_party_bzip2](https://gitee.com/openharmony/third_party_bzip2)|third_party/bzip2|[ailorna](https://gitee.com/ailorna)|
|Update|[third_party_lz4](https://gitee.com/openharmony/third_party_lz4)|third_party/lz4|[ailorna](https://gitee.com/ailorna)|
|MiscServices|[miscservices_time](https://gitee.com/openharmony/miscservices_time)|base/miscservices/time|[autumn330](https://gitee.com/autumn330)|
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|MiscServices|[miscservices_inputmethod](https://gitee.com/openharmony-sig/miscservices_inputmethod)|base/miscservices/inputmethod|[demon](https://gitee.com/demon)|
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|Notification|[notification_ces_standard](https://gitee.com/openharmony/notification_ces_standard)|base/notification/ces_standard|[autumn330](https://gitee.com/autumn330)|
|Notification|[notification_ans_standard](https://gitee.com/openharmony/notification_ans_standard)|base/notification/ans_standard|[autumn330](https://gitee.com/autumn330)|
|Account|[account_os_account](https://gitee.com/openharmony/account_os_account)|base/account/os_account|[verystone](https://gitee.com/verystone)|
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|ResourceSchedule|[resourceschedule_workscheduler](https://gitee.com/openharmony/resourceschedule_workscheduler)|foundation/resourceschedule/workscheduler|[hujun211](https://gitee.com/hujun211)|
|ResourceSchedule|[resourceschedule_backgroundtaskmanager](https://gitee.com/openharmony/resourceschedule_backgroundtaskmanager)|foundation/resourceschedule/backgroundtaskmanager|[FrankJone](https://gitee.com/FrankJone)|
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## SIG Members
### Leader
- @handyohos (https://gitee.com/handyohos)
- @ericlee (https://gitee.com/ericlee)
### Committers
|SubSystem|Committer|Mail|
| :----- | :----- |:----- |
|HiviewDFX|[stesen](https://gitee.com/stesen)|[mail](stesen.ma@huawei.com)|
|HiviewDFX|[ericlee](https://gitee.com/ericlee)|[mail](liyu1@huawei.com)|
|HiviewDFX|[maplestorys](https://gitee.com/maplestorys)|[mail](zengzhi5@huawei.com)|
|HiviewDFX|[yaomanhai](https://gitee.com/yaomanhai)|[mail](yaomanhai@huawei.com)|
|HiviewDFX|[shenchenkai](https://gitee.com/shenchenkai)|[mail](shenchenkai@huawei.com)|
|HiviewDFX|[guochuanqi](https://gitee.com/guochuanqi)|[mail](guochuanqi@huawei.com)|
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|HiviewDFX|[qidechun](https://gitee.com/pcwlno1)|[mail](qidechun@huawei.com)|
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|MiscServices|[swan_hilee](https://gitee.com/swan_hilee)|[mail](qushiwan@huawei.com)|
|DistributedSchedule|[lijiarun](https://gitee.com/lijiarun)|[mail](lijiarun@huawei.com)|
|StartUp|[handyohos](https://gitee.com/handyohos)|[mail](zhangxiaotian@huawei.com)|
|StartUp|[derek520](https://gitee.com/derek520)|[mail](wtweitao.wei@huawei.com)|
|StartUp|[mytide](https://gitee.com/mytide)|[mail](max.liuwei@huawei.com)|
|Update|[ailorna](https://gitee.com/ailorna)|[mail](hehuan1@huawei.com)|
|Notification|[autumn330](https://gitee.com/autumn330)|[mail](hw.liuwei@huawei.com)|
|Account|[verystone](https://gitee.com/verystone)|[mail](xudaqing@huawei.com)|
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|ResourceSchedule|[hujun211](https://gitee.com/hujun211)|[mail](hujun211@huawei.com)|
|ResourceSchedule|[FrankJone](https://gitee.com/FrankJone)|[mail](zhaofanfan@huawei.com)|
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### Meetings
- Meeting time: Wednesday at 14:00 o'clock, biweekly
- Meeting link: Welink
### Contact (optional)
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- Mailing list: stesen.ma@huawei.com;liyu1@huawei.com;zengzhi5@huawei.com;yaomanhai@huawei.com;shenchenkai@huawei.com;guochuanqi@huawei.com;qushiwan@huawei.com;lijiarun@huawei.com;zhangxiaotian@huawei.com;wtweitao.wei@huawei.com;max.liuwei@huawei.com;hehuan1@huawei.com;hw.liuwei@huawei.com;xudaqing@huawei.com;qidechun@huawei.com
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- Zulip group: https://zulip.openharmony.cn
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- Wechat group: NA