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comparison src/http/modules/ngx_http_limit_req_module.c @ 5634:5024d29354f1

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Core: slab log_nomem flag. The flag allows to suppress "ngx_slab_alloc() failed: no memory" messages from a slab allocator, e.g., if an LRU expiration is used by a consumer and allocation failures aren't fatal. The flag is now used in the SSL session cache code, and in the limit_req module.
author Maxim Dounin <mdounin@mdounin.ru>
date Mon, 31 Mar 2014 21:38:30 +0400
parents 5483d9e77b32
children cda4fcb9294c
comparison
equal deleted inserted replaced
5633:b74f1106f920 5634:5024d29354f1
449 if (node == NULL) { 449 if (node == NULL) {
450 ngx_http_limit_req_expire(ctx, 0); 450 ngx_http_limit_req_expire(ctx, 0);
451 451
452 node = ngx_slab_alloc_locked(ctx->shpool, size); 452 node = ngx_slab_alloc_locked(ctx->shpool, size);
453 if (node == NULL) { 453 if (node == NULL) {
454 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0,
455 "could not allocate node%s", ctx->shpool->log_ctx);
454 return NGX_ERROR; 456 return NGX_ERROR;
455 } 457 }
456 } 458 }
457 459
458 node->key = hash; 460 node->key = hash;
671 return NGX_ERROR; 673 return NGX_ERROR;
672 } 674 }
673 675
674 ngx_sprintf(ctx->shpool->log_ctx, " in limit_req zone \"%V\"%Z", 676 ngx_sprintf(ctx->shpool->log_ctx, " in limit_req zone \"%V\"%Z",
675 &shm_zone->shm.name); 677 &shm_zone->shm.name);
678
679 ctx->shpool->log_nomem = 0;
676 680
677 return NGX_OK; 681 return NGX_OK;
678 } 682 }
679 683
680 684