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[web_server] Increase httpd task stack size to prevent stack overflow (#14997)

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Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
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J. Nick Koston
2026-03-20 13:57:51 -10:00
committed by GitHub
co-authored by Copilot
parent ed8c062d9f
commit 0b01f9fc42
1 changed files with 3 additions and 0 deletions
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esphome/components/web_server_idf/web_server_idf.cpp
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@@ -121,7 +121,10 @@ void AsyncWebServer::begin() {
if (this->server_) {
this->end();
}
// Default httpd stack is defined by ESP-IDF. Increase to accommodate SerializationBuffer's
// 640-byte stack buffer used by web_server JSON request handlers.
httpd_config_t config = HTTPD_DEFAULT_CONFIG();
config.stack_size = config.stack_size + 256;
config.server_port = this->port_;
config.uri_match_fn = [](const char * /*unused*/, const char * /*unused*/, size_t /*unused*/) { return true; };
// Always enable LRU purging to handle socket exhaustion gracefully.