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From Mangesh Sawant <m.v.saw...@gmail.com>
Subject Re: [users@httpd] Apache 2.2.15 - 100% CPU utillization
Date Mon, 10 Jun 2013 06:54:26 GMT
Is machine you are using has only one CPU ??
If no top command shows cumulative usage all CPUs.
Then actual CPU usage is = % shown by top comand/no of CPUs.



On Mon, Jun 10, 2013 at 2:24 AM, Vattikuti, Vamsi Krishna Venkata (STSD) <
vamsik@hp.com> wrote:

>  Hi,****
>
> ** **
>
> We are running Apache 2.2.15 on HP-UX. It consumes 100% CPU. Can you
> please let me know if it is known issue****
>
> ** **
>
> Stack trace:****
>
> ** **
>
> Thread 22 (system thread 1947121):****
>
> #0  0x40000000000977f0:2 in ap_core_input_filter () at core_filters.c:136*
> ***
>
> #1  0x40000000000c3f50:0 in ap_get_brigade () at util_filter.c:489****
>
> #2  0xc000000000ac76c0:0 in logio_in_filter () at mod_logio.c:129****
>
> #3  0x40000000000c3f50:0 in ap_get_brigade () at util_filter.c:489****
>
> #4  0x4000000000074980:0 in ap_rgetline_core () at protocol.c:231****
>
> #5  0xc000000004a33580:0 in ap_proxygetline () at mod_proxy_http.c:1658***
> *
>
> #6  0xc000000004a338c0:0 in ap_proxy_http_process_response () at
> mod_proxy_http.****
>
> c:1733****
>
> #7  0xc000000004a35ee0:0 in proxy_http_handler () at mod_proxy_http.c:2434
> ****
>
> #8  0xc000000004929a10:0 in proxy_run_scheme_handler () at mod_proxy.c:2675
> ****
>
> #9  0xc000000004928b60:0 in proxy_handler () at mod_proxy.c:1024****
>
> #10 0x400000000009d2d0:0 in ap_run_handler ()****
>
> #11 0x400000000009e9e0:0 in ap_invoke_handler () at config.c:381****
>
> #12 0x40000000000cdec0:0 in ap_process_request () at http_request.c:282***
> *
>
> 13 0x40000000000c5a40:0 in ap_process_http_connection () at http_core.c:190
> ****
>
> #14 0x40000000000b8d20:0 in ap_process_connection () at connection.c:189**
> **
>
> #15 0x40000000000de4c0:0 in process_socket () at worker.c:590****
>
> #16 0x40000000000df860:0 in worker_thread () at worker.c:974****
>
> #17 0xc000000006f95200:0 in dummy_worker () at threadproc/unix/thread.c:160
> ****
>
> #18 0xc00000000013fb20:0 in __pthread_bound_body () at
> /ux/core/libs/threadslibs****
>
> /src/common/pthreads/pthread.c:4875****
>
> ** **
>
> ** **
>
> core_filters.c:****
>
> ** **
>
> 126    if (!ctx)****
>
> 127    {****
>
> 128        ctx = apr_pcalloc(f->c->pool, sizeof(*ctx));****
>
> 129        ctx->b = apr_brigade_create(f->c->pool, f->c->bucket_alloc);***
> *
>
> 130        ctx->tmpbb = apr_brigade_create(ctx->b->p,
> ctx->b->bucket_alloc);****
>
> 131        /* seed the brigade with the client socket. */****
>
> 132        e = apr_bucket_socket_create(net->client_socket,
> f->c->bucket_alloc);****
>
> 133        APR_BRIGADE_INSERT_TAIL(ctx->b, e);****
>
> 134        net->in_ctx = ctx;****
>
> 135    }****
>
> 136    else if (APR_BRIGADE_EMPTY(ctx->b)) {****
>
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^****
>
> 137        return APR_EOF;****
>
> 138    }****
>
> ** **
>
> Thanks,****
>
> Vamsi.****
>



-- 
Thanks And Regards ,
Mangesh Sawant .

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