1 #define _KERNEL_STRUCTURES
3 #include <sys/sysctl.h>
4 #include <sys/vmmeter.h>
19 #define CPU_STARTX (3 + vmm_ncpus)
22 #define DRAW_ROW(n, y, w, fmt, args...) \
24 mvprintw(y, n, fmt, w, args); \
29 static int vmm_fetched;
30 static struct vmmeter *vmm_cur, *vmm_prev;
31 static struct kinfo_cputime *vmm_cptime_cur, *vmm_cptime_prev;
33 static struct save_ctx symctx;
35 static int symbols_read;
43 for (i = 0; i < vmm_ncpus; ++i) {
44 struct vmmeter *vmm = &vmm_cur[i];
48 snprintf(buf, sizeof(buf), "vm.cpu%d.vmmeter", i);
49 if (sysctlbyname(buf, vmm, &sz, NULL, 0))
50 err(1, "sysctlbyname(cpu%d)", i);
52 vmm->v_intr -= (vmm->v_timer + vmm->v_ipi);
55 sz = vmm_ncpus * sizeof(struct kinfo_cputime);
56 if (sysctlbyname("kern.cputime", vmm_cptime_cur, &sz, NULL, 0))
57 err(1, "kern.cputime");
74 for (i = 0; i < vmm_ncpus; ++i) {
75 struct kinfo_cputime d;
76 uint64_t cp_total = 0;
78 n = X_START + CPU_LABEL_W;
80 #define D(idx, field) \
81 (vmm_cur[idx].field - vmm_prev[idx].field) / (u_int)naptime
83 DRAW_ROW(n, CPU_START + i, 6, "%*u", D(i, v_timer));
84 DRAW_ROW(n, CPU_START + i, 8, "%*u", D(i, v_ipi));
85 DRAW_ROW(n, CPU_START + i, 8, "%*u", D(i, v_intr));
89 #define CPUD(dif, idx, field) \
91 dif.cp_##field = vmm_cptime_cur[idx].cp_##field - \
92 vmm_cptime_prev[idx].cp_##field; \
93 cp_total += dif.cp_##field; \
96 #define CPUV(dif, field) \
97 (dif.cp_##field * 100.0) / cp_total
108 DRAW_ROW(n, CPU_START + i, 7, "%*.1f", CPUV(d, user));
109 DRAW_ROW(n, CPU_START + i, 7, "%*.1f", CPUV(d, nice));
110 DRAW_ROW(n, CPU_START + i, 7, "%*.1f", CPUV(d, sys));
111 DRAW_ROW(n, CPU_START + i, 7, "%*.1f", CPUV(d, intr));
112 DRAW_ROW(n, CPU_START + i, 7, "%*.1f", CPUV(d, idle));
116 #define CPUC(idx, field) vmm_cptime_cur[idx].cp_##field
119 n = X_START + CPU_LABEL_W;
121 DRAW_ROW(n, CPU_STARTX + i, 15, "%-*s", CPUC(i, msg));
122 DRAW_ROW(n, CPU_STARTX + i, 35, "%-*s",
123 address_to_symbol((void *)(intptr_t)CPUC(i, stallpc),
135 memcpy(vmm_prev, vmm_cur, sizeof(struct vmmeter) * vmm_ncpus);
136 memcpy(vmm_cptime_prev, vmm_cptime_cur,
137 sizeof(struct kinfo_cputime) * vmm_ncpus);
148 n = X_START + CPU_LABEL_W;
150 DRAW_ROW(n, CPU_START - 1, 6, "%*s", "timer");
151 DRAW_ROW(n, CPU_START - 1, 8, "%*s", "ipi");
152 DRAW_ROW(n, CPU_START - 1, 8, "%*s", "extint");
153 DRAW_ROW(n, CPU_START - 1, 7, "%*s", "user%");
154 DRAW_ROW(n, CPU_START - 1, 7, "%*s", "nice%");
155 DRAW_ROW(n, CPU_START - 1, 7, "%*s", "sys%");
156 DRAW_ROW(n, CPU_START - 1, 7, "%*s", "intr%");
157 DRAW_ROW(n, CPU_START - 1, 7, "%*s", "idle%");
159 for (i = 0; i < vmm_ncpus; ++i)
160 mvprintw(CPU_START + i, X_START, "cpu%d", i);
163 n = X_START + CPU_LABEL_W;
164 DRAW_ROW(n, CPU_STARTX - 1, 15, "%-*s", "contention");
165 DRAW_ROW(n, CPU_STARTX - 1, 35, "%-*s", "function");
167 for (i = 0; i < vmm_ncpus; ++i)
168 mvprintw(CPU_STARTX + i, X_START, "cpu%d", i);
175 if (symbols_read == 0) {
180 if (kinfo_get_cpus(&vmm_ncpus))
181 err(1, "kinfo_get_cpus");
183 vmm_cur = calloc(vmm_ncpus, sizeof(*vmm_cur));
185 err(1, "calloc vmm_cur");
187 vmm_prev = calloc(vmm_ncpus, sizeof(*vmm_prev));
188 if (vmm_prev == NULL)
189 err(1, "calloc vmm_prev");
191 vmm_cptime_cur = calloc(vmm_ncpus, sizeof(*vmm_cptime_cur));
192 if (vmm_cptime_cur == NULL)
193 err(1, "calloc vmm_cptime_cur");
195 vmm_cptime_prev = calloc(vmm_ncpus, sizeof(*vmm_cptime_prev));
196 if (vmm_cptime_prev == NULL)
197 err(1, "calloc vmm_cptime_prev");
209 if (vmm_prev != NULL)
212 if (vmm_cptime_cur != NULL)
213 free(vmm_cptime_cur);
214 if (vmm_cptime_prev != NULL)
215 free(vmm_cptime_prev);