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authorSverker Eriksson <[email protected]>2018-02-20 20:36:55 +0100
committerSverker Eriksson <[email protected]>2018-02-22 20:39:40 +0100
commit86863a184d94e9456f158eb0470c4bc5992c94b8 (patch)
tree0c32b45c3717b02d6c943371835e2ac4a8d8d59d /erts/emulator/beam/io.c
parent6221c73942b158081a5d3e498631d758409b6b62 (diff)
parent2e2d1ea0affa72b613d291f4d9002292d878fc2b (diff)
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Merge 'sverker/erts/more-crash-dump-info/OTP-14820'
Diffstat (limited to 'erts/emulator/beam/io.c')
-rw-r--r--erts/emulator/beam/io.c101
1 files changed, 101 insertions, 0 deletions
diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c
index 2c1b7871c4..4bb2c0cb01 100644
--- a/erts/emulator/beam/io.c
+++ b/erts/emulator/beam/io.c
@@ -5075,6 +5075,93 @@ static void prt_one_lnk(ErtsLink *lnk, void *vprtd)
erts_print(prtd->to, prtd->arg, "%T", lnk->pid);
}
+static void dump_port_state(fmtfn_t to, void *arg, erts_aint32_t state)
+{
+ erts_aint32_t rest;
+ int unknown = 0;
+ char delim = ' ';
+
+ erts_print(to, arg, "State:");
+
+ rest = state;
+ while (rest) {
+ erts_aint32_t chk = (rest ^ (rest-1)) & rest; /* lowest set bit */
+ char* s;
+
+ rest &= ~chk;
+ switch (chk) {
+ case ERTS_PORT_SFLG_CONNECTED: s = "CONNECTED"; break;
+ case ERTS_PORT_SFLG_EXITING: s = "EXITING"; break;
+ case ERTS_PORT_SFLG_DISTRIBUTION: s = "DISTR"; break;
+ case ERTS_PORT_SFLG_BINARY_IO: s = "BINARY_IO"; break;
+ case ERTS_PORT_SFLG_SOFT_EOF: s = "SOFT_EOF"; break;
+ case ERTS_PORT_SFLG_CLOSING: s = "CLOSING"; break;
+ case ERTS_PORT_SFLG_SEND_CLOSED: s = "SEND_CLOSED"; break;
+ case ERTS_PORT_SFLG_LINEBUF_IO: s = "LINEBUF_IO"; break;
+ case ERTS_PORT_SFLG_FREE: s = "FREE"; break;
+ case ERTS_PORT_SFLG_INITIALIZING: s = "INITIALIZING"; break;
+ case ERTS_PORT_SFLG_PORT_SPECIFIC_LOCK: s = "PORT_LOCK"; break;
+ case ERTS_PORT_SFLG_INVALID: s = "INVALID"; break;
+ case ERTS_PORT_SFLG_HALT: s = "HALT"; break;
+#ifdef DEBUG
+ case ERTS_PORT_SFLG_PORT_DEBUG: s = "DEBUG"; break;
+#endif
+ default:
+ unknown = 1;
+ continue;
+ }
+ erts_print(to, arg, "%c%s", delim, s);
+ delim = '|';
+ }
+ if (unknown || !state)
+ erts_print(to, arg, "%c0x%x\n", delim, state);
+ else
+ erts_print(to, arg, "\n");
+}
+
+static void dump_port_task_flags(fmtfn_t to, void *arg, Port* p)
+{
+ erts_aint32_t flags = erts_atomic32_read_nob(&p->sched.flags);
+ erts_aint32_t unknown = 0;
+ char delim = ' ';
+
+ if (!flags)
+ return;
+
+ erts_print(to, arg, "Task Flags:");
+
+ while (flags) {
+ erts_aint32_t chk = (flags ^ (flags-1)) & flags; /* lowest set bit */
+ char* s;
+
+ flags &= ~chk;
+ switch (chk) {
+ case ERTS_PTS_FLG_IN_RUNQ: s = "IN_RUNQ"; break;
+ case ERTS_PTS_FLG_EXEC: s = "EXEC"; break;
+ case ERTS_PTS_FLG_HAVE_TASKS: s = "HAVE_TASKS"; break;
+ case ERTS_PTS_FLG_EXIT: s = "EXIT"; break;
+ case ERTS_PTS_FLG_BUSY_PORT: s = "BUSY_PORT"; break;
+ case ERTS_PTS_FLG_BUSY_PORT_Q: s = "BUSY_Q"; break;
+ case ERTS_PTS_FLG_CHK_UNSET_BUSY_PORT_Q: s = "CHK_UNSET_BUSY_Q"; break;
+ case ERTS_PTS_FLG_HAVE_BUSY_TASKS: s = "BUSY_TASKS"; break;
+ case ERTS_PTS_FLG_HAVE_NS_TASKS: s = "NS_TASKS"; break;
+ case ERTS_PTS_FLG_PARALLELISM: s = "PARALLELISM"; break;
+ case ERTS_PTS_FLG_FORCE_SCHED: s = "FORCE_SCHED"; break;
+ case ERTS_PTS_FLG_EXITING: s = "EXITING"; break;
+ case ERTS_PTS_FLG_EXEC_IMM: s = "EXEC_IMM"; break;
+ default:
+ unknown |= chk;
+ continue;
+ }
+ erts_print(to, arg, "%c%s", delim, s);
+ delim = '|';
+ }
+ if (unknown)
+ erts_print(to, arg, "%cUNKNOWN(0x%x)\n", delim, unknown);
+ else
+ erts_print(to, arg, "\n");
+}
+
void
print_port_info(Port *p, fmtfn_t to, void *arg)
{
@@ -5084,6 +5171,8 @@ print_port_info(Port *p, fmtfn_t to, void *arg)
return;
erts_print(to, arg, "=port:%T\n", p->common.id);
+ dump_port_state(to, arg, state);
+ dump_port_task_flags(to, arg, p);
erts_print(to, arg, "Slot: %d\n", internal_port_index(p->common.id));
if (state & ERTS_PORT_SFLG_CONNECTED) {
erts_print(to, arg, "Connected: %T", ERTS_PORT_GET_CONNECTED(p));
@@ -5106,6 +5195,10 @@ print_port_info(Port *p, fmtfn_t to, void *arg)
erts_doforall_monitors(ERTS_P_MONITORS(p), &prt_one_monitor, &prtd);
erts_print(to, arg, "\n");
}
+ if (p->suspended) {
+ erts_print(to, arg, "Suspended: ");
+ erts_proclist_dump(to, arg, p->suspended);
+ }
if (p->common.u.alive.reg != NULL)
erts_print(to, arg, "Registered as: %T\n", p->common.u.alive.reg->name);
@@ -5123,6 +5216,14 @@ print_port_info(Port *p, fmtfn_t to, void *arg)
} else {
erts_print(to, arg, "Port controls linked-in driver: %s\n",p->name);
}
+ erts_print(to, arg, "Input: %beu\n", p->bytes_in);
+ erts_print(to, arg, "Output: %beu\n", p->bytes_out);
+ erts_print(to, arg, "Queue: %beu\n", erts_ioq_size(&p->ioq));
+ {
+ Eterm port_data = erts_port_data_read(p);
+ if (port_data != am_undefined)
+ erts_print(to, arg, "Port Data: %T\n", port_data);
+ }
}
void