这次还使用了火焰图辅助排查,章亦春的2个脚本,不过只有ngx-shm执行成功了,不过效果不如Tengine的ngx_slab_stat,这个确实很好很好的模块,后续我会编译到我们的产品中去,而且我发现Tengine还有一些有意思的模块,后续可以研究一下。 其实看了陶辉的《深入理解Nginx模块开发与架构解析》第16章,ngx_slab_stat的实现原理就...
ngx_http_upstream_dyups_module ngx_http_upstream_keepalive_module ngx_http_upstream_session_sticky_module ngx_http_user_agent_module ngx_slab_stat packages src tests .gitignore .travis.yml AUTHORS.te CHANGES CHANGES.cn CHANGES.ru CHANGES.te LICENSE README.markdown THANKS.te configureBreadcrumbs...
{ ngx_uint_t total; ngx_uint_t used; ngx_uint_t reqs; ngx_uint_t fails; } ngx_slab_stat_t; typedef struct { ngx_shmtx_sh_t lock; size_t min_size; size_t min_shift; ngx_slab_page_t *pages; ngx_slab_page_t *last; ngx_slab_page_t free; ngx_slab_stat_t *stats; ngx_...
// x < ngx_slab_exact_size // 中等大小,64位系统是64 #define NGX_SLAB_SMALL 3 // 32位用掩码 #if (NGX_PTR_SIZE == 4) #define NGX_SLAB_PAGE_FREE 0 #define NGX_SLAB_PAGE_BUSY 0xffffffff #define NGX_SLAB_PAGE_START 0x80000000 #...
ngx_slab_free_locked(ctx->shpool, node); } } 開發者ID:amumu,項目名稱:limit_req2_nginx_module,代碼行數:58,代碼來源:ngx_http_limit_req2_module.c 示例5: ngx_worker_thread ▲點讚 1▼ staticngx_thread_value_t__stdcallngx_worker_thread(void*data){ngx_int_tn;ngx_time_t*tp;ngx_cycle...
(ngx_http_push_stream_shm_data_t*) ngx_http_push_stream_shm_zone->data;ngx_slab_pool_t*shpool = (ngx_slab_pool_t*) ngx_http_push_stream_shm_zone->shm.addr;ngx_http_push_stream_content_subtype_t*subtype = ngx_http_push_stream_match_channel_info_format_and_content_type(r,1);ngx...
+ cl /* ngx_stat_reading */ + cl /* ngx_stat_writing */ + cl; /* ngx_stat_waiting */ #endif // 创建共享内存,存放负载均衡锁和统计用的原子变量 // 因为内存很小,而且仅用做统计,比较简单 // 所以不用slab管理 shm.size = size; ngx_str_set(&shm.name, "nginx_shared_zone...
Hello, After countless times of trying to dynamically configure the module I can't get it to work. The error message is the same every time: I am runningnginx/1.16.1on CentOS 7. I have seen others with this issue as well and tried their fixes, but those aren't working either. ...
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shpool = (ngx_slab_pool_t*) vtscf->shm_zone->shm.addr; ngx_shmtx_lock(&shpool->mutex); b->last = ngx_http_vhost_traffic_status_display_set(r, b->last); ngx_shmtx_unlock(&shpool->mutex);if(b->last == b->pos) {