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Re: a strlen update
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From: Stefan Eissing via curl-library <curl-library_at_lists.haxx.se>
Date: Mon, 14 Feb 2022 10:20:51 +0100
Just a rough estimate: do you free() 2.5 times on average?
> Am 14.02.2022 um 09:33 schrieb Daniel Stenberg via curl-library <curl-library_at_lists.haxx.se>:
>
> Other fun observations running this same command line:
>
> The top-25 lib calls done:
>
> 2239 free
> 635 malloc
> 545 memcpy
> 300 memchr
> 245 strcmp
> 225 strlen
> 162 inet_pton
> 134 clock_gettime
> 110 OPENSSL_sk_value
> 110 ASN1_STRING_length
> 110 ASN1_STRING_get0_data
> 75 strdup
> 63 sigaction
> 56 calloc
> 50 nghttp2_session_get_stream_user_data
> 38 realloc
> 37 ERR_clear_error
> 36 strchr
> 31 poll
> 31 nghttp2_session_want_read
> 28 nghttp2_session_send
> 26 nghttp2_session_mem_recv
> 26 nghttp2_session_check_request_allowed
> 25 getenv
> 24 SSL_set_ex_data
>
> Those 545 memcpy() calls are interesting because 384 of them copy only a single byte!
>
> --
>
> / daniel.haxx.se
> | Commercial curl support up to 24x7 is available!
> | Private help, bug fixes, support, ports, new features
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Date: Mon, 14 Feb 2022 10:20:51 +0100
Just a rough estimate: do you free() 2.5 times on average?
> Am 14.02.2022 um 09:33 schrieb Daniel Stenberg via curl-library <curl-library_at_lists.haxx.se>:
>
> Other fun observations running this same command line:
>
> The top-25 lib calls done:
>
> 2239 free
> 635 malloc
> 545 memcpy
> 300 memchr
> 245 strcmp
> 225 strlen
> 162 inet_pton
> 134 clock_gettime
> 110 OPENSSL_sk_value
> 110 ASN1_STRING_length
> 110 ASN1_STRING_get0_data
> 75 strdup
> 63 sigaction
> 56 calloc
> 50 nghttp2_session_get_stream_user_data
> 38 realloc
> 37 ERR_clear_error
> 36 strchr
> 31 poll
> 31 nghttp2_session_want_read
> 28 nghttp2_session_send
> 26 nghttp2_session_mem_recv
> 26 nghttp2_session_check_request_allowed
> 25 getenv
> 24 SSL_set_ex_data
>
> Those 545 memcpy() calls are interesting because 384 of them copy only a single byte!
>
> --
>
> / daniel.haxx.se
> | Commercial curl support up to 24x7 is available!
> | Private help, bug fixes, support, ports, new features
> | https://curl.se/support.html
> --
> Unsubscribe: https://lists.haxx.se/listinfo/curl-library
> Etiquette: https://curl.haxx.se/mail/etiquette.html
-- Unsubscribe: https://lists.haxx.se/listinfo/curl-library Etiquette: https://curl.haxx.se/mail/etiquette.htmlReceived on 2022-02-14