8160565: AIX port: cleanup of libo4 wrapper stub
Reviewed-by: goetz, simonis
This commit is contained in:
Christoph Langer
parent
43a7f5b5b8
commit
2fc575a095
@ -1,5 +1,5 @@
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/*
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* Copyright (c) 2012, 2015 SAP SE. All rights reserved.
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* Copyright (c) 2012, 2016 SAP SE. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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@ -22,17 +22,49 @@
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*
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*/
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// This is only a stub. Will flesh out later when/if we add further support
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// for PASE.
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#include "libo4.hpp"
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bool libo4::init() { return false; }
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void libo4::cleanup() {}
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bool libo4::get_memory_info (unsigned long long* p_virt_total, unsigned long long* p_real_total,
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unsigned long long* p_real_free, unsigned long long* p_pgsp_total, unsigned long long* p_pgsp_free) {
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// global variables
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// whether initialization worked
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static bool g_initialized = false;
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//////////////////////////
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// class libo4 - impl //
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//////////////////////////
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bool libo4::init() {
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if (g_initialized) {
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return true;
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}
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return false;
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}
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bool libo4::get_load_avg (double* p_avg1, double* p_avg5, double* p_avg15) { return false; }
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bool libo4::realpath (const char* file_name, char* resolved_name, int resolved_name_len) { return false; }
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void libo4::cleanup() {
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if (g_initialized) {
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g_initialized = false;
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}
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}
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bool libo4::get_memory_info(unsigned long long* p_virt_total,
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unsigned long long* p_real_total,
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unsigned long long* p_real_free,
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unsigned long long* p_pgsp_total,
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unsigned long long* p_pgsp_free) {
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return false;
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}
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bool libo4::get_load_avg(double* p_avg1, double* p_avg5, double* p_avg15) {
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return false;
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}
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bool libo4::realpath(const char* file_name, char* resolved_name,
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int resolved_name_len) {
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return false;
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}
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bool libo4::removeEscapeMessageFromJoblogByContext(const void* context) {
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// Note: no tracing here! We run in signal handling context
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return false;
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}
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@ -1,5 +1,5 @@
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/*
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* Copyright (c) 2012, 2015 SAP SE. All rights reserved.
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* Copyright (c) 2012, 2016 SAP SE. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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@ -22,56 +22,69 @@
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*
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*/
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// A C++ wrapper around the libo4 porting library. The libo4 porting library
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// is a set of bridge functions into native AS/400 functionality.
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// Class libo4 is a C++ wrapper around the libo4 porting library. It handles
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// basic stuff like dynamic loading, library initialization etc.
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// The libo4 porting library is a set of functions that bridge from the AIX
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// runtime environment on OS/400 (aka PASE layer) into native OS/400
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// functionality (aka ILE layer) to close some functional gaps that exist in
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// the PASE layer.
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#ifndef OS_AIX_VM_LIBO4_HPP
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#define OS_AIX_VM_LIBO4_HPP
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class libo4 {
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public:
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// Initialize the libo4 porting library.
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// Returns true if succeeded, false if error.
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static bool init();
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// cleanup of the libo4 porting library.
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// Triggers cleanup of the libo4 porting library.
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static void cleanup();
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// returns a number of memory statistics from the
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// AS/400.
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// Returns a number of memory statistics from OS/400.
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//
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// See libo4.h for details on this API.
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//
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// Specify NULL for numbers you are not interested in.
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//
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// returns false if an error happened. Activate OsMisc trace for
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// Returns false if an error happened. Activate OsMisc trace for
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// trace output.
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//
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static bool get_memory_info (unsigned long long* p_virt_total, unsigned long long* p_real_total,
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unsigned long long* p_real_free, unsigned long long* p_pgsp_total, unsigned long long* p_pgsp_free);
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static bool get_memory_info(unsigned long long* p_virt_total,
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unsigned long long* p_real_total,
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unsigned long long* p_real_free,
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unsigned long long* p_pgsp_total,
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unsigned long long* p_pgsp_free);
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// returns information about system load
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// Returns information about system load
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// (similar to "loadavg()" under other Unices)
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//
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// Specify NULL for numbers you are not interested in.
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//
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// returns false if an error happened. Activate OsMisc trace for
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// trace output.
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//
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static bool get_load_avg (double* p_avg1, double* p_avg5, double* p_avg15);
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// this is a replacement for the "realpath()" API which does not really work
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// on PASE
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// See libo4.h for details on this API.
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//
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// Specify NULL for numbers you are not interested in.
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//
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// returns false if an error happened. Activate OsMisc trace for
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// Returns false if an error happened. Activate OsMisc trace for
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// trace output.
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//
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static bool realpath (const char* file_name,
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char* resolved_name, int resolved_name_len);
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static bool get_load_avg(double* p_avg1, double* p_avg5, double* p_avg15);
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// This is a replacement for the "realpath()" API which does not really work
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// in PASE together with the (case insensitive but case preserving)
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// filesystem on OS/400.
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//
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// See libo4.h for details on this API.
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//
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// Returns false if an error happened. Activate OsMisc trace for
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// trace output.
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//
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static bool realpath(const char* file_name, char* resolved_name,
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int resolved_name_len);
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// Call libo4_RemoveEscapeMessageFromJoblogByContext API to remove messages
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// from the OS/400 job log.
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//
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// See libo4.h for details on this API.
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static bool removeEscapeMessageFromJoblogByContext(const void* context);
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};
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#endif // OS_AIX_VM_LIBO4_HPP
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@ -1,5 +1,5 @@
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/*
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* Copyright (c) 2012, 2015 SAP SE. All rights reserved.
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* Copyright (c) 2012, 2016 SAP SE. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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@ -180,10 +180,12 @@ bool libperfstat::get_cpuinfo(cpuinfo_t* pci) {
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memset (&psct, '\0', sizeof(psct));
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if (-1 == libperfstat::perfstat_cpu_total(NULL, &psct, sizeof(PERFSTAT_CPU_TOTAL_T_LATEST), 1)) {
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if (-1 == libperfstat::perfstat_cpu_total(NULL, &psct, sizeof(perfstat_cpu_total_t_61), 1)) {
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if (-1 == libperfstat::perfstat_cpu_total(NULL, &psct, sizeof(perfstat_cpu_total_t_53), 1)) {
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if (-1 == libperfstat::perfstat_cpu_total(NULL, &psct, sizeof(perfstat_cpu_total_t_71), 1)) {
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if (-1 == libperfstat::perfstat_cpu_total(NULL, &psct, sizeof(perfstat_cpu_total_t_61), 1)) {
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if (-1 == libperfstat::perfstat_cpu_total(NULL, &psct, sizeof(perfstat_cpu_total_t_53), 1)) {
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trcVerbose("perfstat_cpu_total() failed (errno=%d)", errno);
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return false;
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}
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}
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}
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}
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@ -1,5 +1,5 @@
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/*
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* Copyright (c) 2012, 2013 SAP SE. All rights reserved.
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* Copyright (c) 2012, 2016 SAP SE. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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@ -337,10 +337,109 @@ typedef struct { /* global cpu information AIX 7.1 */
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int spurrflag; /* set if running in spurr mode */
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u_longlong_t version; /* version number (1, 2, etc.,) */
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/* >>>>> END OF STRUCTURE DEFINITION <<<<< */
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#define CURR_VERSION_CPU_TOTAL 1 /* Incremented by one for every new release *
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/* #define CURR_VERSION_CPU_TOTAL 1 Incremented by one for every new release *
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* of perfstat_cpu_total_t data structure */
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} perfstat_cpu_total_t_71;
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typedef struct { /* global cpu information AIX 7.2 / 6.1 TL6 (see oslevel -r) */
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int ncpus; /* number of active logical processors */
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int ncpus_cfg; /* number of configured processors */
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char description[IDENTIFIER_LENGTH]; /* processor description (type/official name) */
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u_longlong_t processorHZ; /* processor speed in Hz */
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u_longlong_t user; /* raw total number of clock ticks spent in user mode */
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u_longlong_t sys; /* raw total number of clock ticks spent in system mode */
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u_longlong_t idle; /* raw total number of clock ticks spent idle */
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u_longlong_t wait; /* raw total number of clock ticks spent waiting for I/O */
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u_longlong_t pswitch; /* number of process switches (change in currently running process) */
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u_longlong_t syscall; /* number of system calls executed */
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u_longlong_t sysread; /* number of read system calls executed */
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u_longlong_t syswrite; /* number of write system calls executed */
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u_longlong_t sysfork; /* number of forks system calls executed */
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u_longlong_t sysexec; /* number of execs system calls executed */
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u_longlong_t readch; /* number of characters tranferred with read system call */
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u_longlong_t writech; /* number of characters tranferred with write system call */
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u_longlong_t devintrs; /* number of device interrupts */
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u_longlong_t softintrs; /* number of software interrupts */
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time_t lbolt; /* number of ticks since last reboot */
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u_longlong_t loadavg[3]; /* (1<<SBITS) times the average number of runnables processes during the last 1, 5 and 15 minutes. */
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/* To calculate the load average, divide the numbers by (1<<SBITS). SBITS is defined in <sys/proc.h>. */
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u_longlong_t runque; /* length of the run queue (processes ready) */
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u_longlong_t swpque; /* ength of the swap queue (processes waiting to be paged in) */
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u_longlong_t bread; /* number of blocks read */
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u_longlong_t bwrite; /* number of blocks written */
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u_longlong_t lread; /* number of logical read requests */
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u_longlong_t lwrite; /* number of logical write requests */
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u_longlong_t phread; /* number of physical reads (reads on raw devices) */
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u_longlong_t phwrite; /* number of physical writes (writes on raw devices) */
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u_longlong_t runocc; /* updated whenever runque is updated, i.e. the runqueue is occupied.
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* This can be used to compute the simple average of ready processes */
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u_longlong_t swpocc; /* updated whenever swpque is updated. i.e. the swpqueue is occupied.
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* This can be used to compute the simple average processes waiting to be paged in */
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u_longlong_t iget; /* number of inode lookups */
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u_longlong_t namei; /* number of vnode lookup from a path name */
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u_longlong_t dirblk; /* number of 512-byte block reads by the directory search routine to locate an entry for a file */
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u_longlong_t msg; /* number of IPC message operations */
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u_longlong_t sema; /* number of IPC semaphore operations */
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u_longlong_t rcvint; /* number of tty receive interrupts */
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u_longlong_t xmtint; /* number of tyy transmit interrupts */
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u_longlong_t mdmint; /* number of modem interrupts */
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u_longlong_t tty_rawinch; /* number of raw input characters */
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u_longlong_t tty_caninch; /* number of canonical input characters (always zero) */
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u_longlong_t tty_rawoutch;/* number of raw output characters */
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u_longlong_t ksched; /* number of kernel processes created */
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u_longlong_t koverf; /* kernel process creation attempts where:
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* -the user has forked to their maximum limit
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* -the configuration limit of processes has been reached */
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u_longlong_t kexit; /* number of kernel processes that became zombies */
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u_longlong_t rbread; /* number of remote read requests */
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u_longlong_t rcread; /* number of cached remote reads */
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u_longlong_t rbwrt; /* number of remote writes */
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u_longlong_t rcwrt; /* number of cached remote writes */
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u_longlong_t traps; /* number of traps */
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int ncpus_high; /* index of highest processor online */
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u_longlong_t puser; /* raw number of physical processor tics in user mode */
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u_longlong_t psys; /* raw number of physical processor tics in system mode */
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u_longlong_t pidle; /* raw number of physical processor tics idle */
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u_longlong_t pwait; /* raw number of physical processor tics waiting for I/O */
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u_longlong_t decrintrs; /* number of decrementer tics interrupts */
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u_longlong_t mpcrintrs; /* number of mpc's received interrupts */
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u_longlong_t mpcsintrs; /* number of mpc's sent interrupts */
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u_longlong_t phantintrs; /* number of phantom interrupts */
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u_longlong_t idle_donated_purr; /* number of idle cycles donated by a dedicated partition enabled for donation */
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u_longlong_t idle_donated_spurr;/* number of idle spurr cycles donated by a dedicated partition enabled for donation */
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u_longlong_t busy_donated_purr; /* number of busy cycles donated by a dedicated partition enabled for donation */
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u_longlong_t busy_donated_spurr;/* number of busy spurr cycles donated by a dedicated partition enabled for donation */
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u_longlong_t idle_stolen_purr; /* number of idle cycles stolen by the hypervisor from a dedicated partition */
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u_longlong_t idle_stolen_spurr; /* number of idle spurr cycles stolen by the hypervisor from a dedicated partition */
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u_longlong_t busy_stolen_purr; /* number of busy cycles stolen by the hypervisor from a dedicated partition */
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u_longlong_t busy_stolen_spurr; /* number of busy spurr cycles stolen by the hypervisor from a dedicated partition */
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short iowait; /* number of processes that are asleep waiting for buffered I/O */
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short physio; /* number of processes waiting for raw I/O */
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longlong_t twait; /* number of threads that are waiting for filesystem direct(cio) */
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u_longlong_t hpi; /* number of hypervisor page-ins */
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u_longlong_t hpit; /* Time spent in hypervisor page-ins (in nanoseconds) */
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u_longlong_t puser_spurr; /* number of spurr cycles spent in user mode */
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u_longlong_t psys_spurr; /* number of spurr cycles spent in kernel mode */
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u_longlong_t pidle_spurr; /* number of spurr cycles spent in idle mode */
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u_longlong_t pwait_spurr; /* number of spurr cycles spent in wait mode */
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int spurrflag; /* set if running in spurr mode */
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u_longlong_t version; /* version number (1, 2, etc.,) */
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u_longlong_t tb_last; /*time base counter */
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u_longlong_t purr_coalescing; /* If the calling partition is
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* authorized to see pool wide statistics then
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* PURR cycles consumed to coalesce data
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* else set to zero.*/
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u_longlong_t spurr_coalescing; /* If the calling partition is
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* authorized to see pool wide statistics then
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* SPURR cycles consumed to coalesce data
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* else set to zero.*/
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/* >>>>> END OF STRUCTURE DEFINITION <<<<< */
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#define CURR_VERSION_CPU_TOTAL 2 /* Incremented by one for every new release *
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* of perfstat_cpu_total_t data structure */
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} perfstat_cpu_total_t_72;
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typedef union {
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uint w;
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struct {
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@ -756,7 +855,7 @@ typedef struct { /* WPAR identifier */
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//////////////////////////////////////////////////////////////////////////////////////////////////////////////
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#define PERFSTAT_PARTITON_TOTAL_T_LATEST perfstat_partition_total_t_71_1/* latest perfstat_partition_total_t structure */
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#define PERFSTAT_CPU_TOTAL_T_LATEST perfstat_cpu_total_t_71 /* latest perfstat_cpu_total_t structure */
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#define PERFSTAT_CPU_TOTAL_T_LATEST perfstat_cpu_total_t_72 /* latest perfstat_cpu_total_t structure */
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#define PERFSTAT_WPAR_TOTAL_T_LATEST perfstat_wpar_total_t_71 /* latest perfstat_wpar_total_t structure */
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class libperfstat {
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