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-rw-r--r--erts/emulator/beam/dist.c30
-rw-r--r--erts/emulator/beam/erl_bif_info.c2
-rw-r--r--erts/emulator/beam/erl_node_tables.h1
-rw-r--r--erts/emulator/beam/erl_proc_sig_queue.c2
-rw-r--r--erts/emulator/beam/erl_process.c6
-rw-r--r--erts/emulator/beam/external.c6
-rw-r--r--erts/emulator/beam/external.h8
-rw-r--r--erts/emulator/test/distribution_SUITE.erl44
-rw-r--r--erts/emulator/test/driver_SUITE.erl4
9 files changed, 78 insertions, 25 deletions
diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c
index 8bbe6450eb..456b6fdac0 100644
--- a/erts/emulator/beam/dist.c
+++ b/erts/emulator/beam/dist.c
@@ -775,19 +775,25 @@ void init_dist(void)
static ERTS_INLINE ErtsDistOutputBuf *
alloc_dist_obuf(Uint size, Uint headers)
{
- int i;
+ Uint obuf_size = sizeof(ErtsDistOutputBuf)*(headers);
ErtsDistOutputBuf *obuf;
- Uint obuf_size = sizeof(ErtsDistOutputBuf)*(headers) +
- sizeof(byte)*size;
- Binary *bin = erts_bin_drv_alloc(obuf_size);
- obuf = (ErtsDistOutputBuf *) &bin->orig_bytes[size];
+ Binary *bin;
+ byte *extp;
+ int i;
+
+ bin = erts_bin_drv_alloc(obuf_size + size);
erts_refc_add(&bin->intern.refc, headers - 1, 1);
+
+ obuf = (ErtsDistOutputBuf *)&bin->orig_bytes[0];
+ extp = (byte *)&bin->orig_bytes[obuf_size];
+
for (i = 0; i < headers; i++) {
obuf[i].bin = bin;
- obuf[i].extp = (byte *)&bin->orig_bytes[0];
+ obuf[i].extp = extp;
#ifdef DEBUG
obuf[i].dbg_pattern = ERTS_DIST_OUTPUT_BUF_DBG_PATTERN;
- obuf[i].alloc_endp = obuf->extp + size;
+ obuf[i].ext_startp = extp;
+ obuf[i].alloc_endp = &extp[size];
ASSERT(bin == ErtsDistOutputBuf2Binary(obuf));
#endif
}
@@ -1360,7 +1366,7 @@ erts_dist_seq_tree_foreach_delete_yielding(DistSeqNode **root,
limit);
if (res > 0) {
if (ysp != &ys)
- erts_free(ERTS_ALC_T_ML_YIELD_STATE, ysp);
+ erts_free(ERTS_ALC_T_SEQ_YIELD_STATE, ysp);
*vyspp = NULL;
}
else {
@@ -2341,7 +2347,8 @@ erts_dsig_send(ErtsDSigSendContext *ctx)
(ctx->fragments-1) * ERTS_DIST_FRAGMENT_HEADER_SIZE,
ctx->fragments);
ctx->obuf->ext_start = &ctx->obuf->extp[0];
- ctx->obuf->ext_endp = &ctx->obuf->extp[0] + ctx->max_finalize_prepend + ctx->dhdr_ext_size;
+ ctx->obuf->ext_endp = &ctx->obuf->extp[0] + ctx->max_finalize_prepend
+ + ctx->dhdr_ext_size;
/* Encode internal version of dist header */
ctx->obuf->extp = erts_encode_ext_dist_header_setup(
@@ -2380,8 +2387,8 @@ erts_dsig_send(ErtsDSigSendContext *ctx)
case ERTS_DSIG_SEND_PHASE_FIN: {
ASSERT(ctx->obuf->extp < ctx->obuf->ext_endp);
- ASSERT(((byte*)&ctx->obuf->bin->orig_bytes[0]) <= ctx->obuf->extp - ctx->max_finalize_prepend);
- ASSERT(ctx->obuf->ext_endp <= ((byte*)ctx->obuf->bin->orig_bytes) + ctx->data_size + ctx->dhdr_ext_size);
+ ASSERT(ctx->obuf->ext_startp <= ctx->obuf->extp - ctx->max_finalize_prepend);
+ ASSERT(ctx->obuf->ext_endp <= (byte*)ctx->obuf->ext_startp + ctx->data_size + ctx->dhdr_ext_size);
ctx->data_size = ctx->obuf->ext_endp - ctx->obuf->extp;
@@ -3457,6 +3464,7 @@ dist_ctrl_get_data_1(BIF_ALIST_1)
pb->bytes = (byte*) obuf->extp;
pb->flags = 0;
res = make_binary(pb);
+ hp += PROC_BIN_SIZE;
} else {
hp = HAlloc(BIF_P, PROC_BIN_SIZE * 2 + 4 + hsz);
pb = (ProcBin *) (char *) hp;
diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c
index a7424bbcb8..39d42d9757 100644
--- a/erts/emulator/beam/erl_bif_info.c
+++ b/erts/emulator/beam/erl_bif_info.c
@@ -2579,6 +2579,7 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1)
/* Need to be the only thread running... */
erts_proc_unlock(BIF_P, ERTS_PROC_LOCK_MAIN);
+ BIF_P->scheduler_data->current_process = NULL;
erts_thr_progress_block();
if (BIF_ARG_1 == am_info)
@@ -2592,6 +2593,7 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1)
erts_thr_progress_unblock();
erts_proc_lock(BIF_P, ERTS_PROC_LOCK_MAIN);
+ BIF_P->scheduler_data->current_process = BIF_P;
ASSERT(dsbufp && dsbufp->str);
res = new_binary(BIF_P, (byte *) dsbufp->str, dsbufp->str_len);
diff --git a/erts/emulator/beam/erl_node_tables.h b/erts/emulator/beam/erl_node_tables.h
index c434926142..fc3e117463 100644
--- a/erts/emulator/beam/erl_node_tables.h
+++ b/erts/emulator/beam/erl_node_tables.h
@@ -95,6 +95,7 @@ enum dist_entry_state {
struct ErtsDistOutputBuf_ {
#ifdef DEBUG
Uint dbg_pattern;
+ byte *ext_startp;
byte *alloc_endp;
#endif
ErtsDistOutputBuf *next;
diff --git a/erts/emulator/beam/erl_proc_sig_queue.c b/erts/emulator/beam/erl_proc_sig_queue.c
index 4e9f177e51..f58a606d57 100644
--- a/erts/emulator/beam/erl_proc_sig_queue.c
+++ b/erts/emulator/beam/erl_proc_sig_queue.c
@@ -1019,6 +1019,8 @@ send_gen_exit_signal(Process *c_p, Eterm from_tag,
ref_sz = size_object(ref);
hsz += ref_sz;
+ reason_sz = 0; /* Set to silence gcc warning */
+
/* The reason was part of the control message,
just use copy it into the xsigd */
if (is_value(reason)) {
diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c
index 9e662632b4..2b45d2d353 100644
--- a/erts/emulator/beam/erl_process.c
+++ b/erts/emulator/beam/erl_process.c
@@ -12141,10 +12141,9 @@ erts_proc_exit_handle_dist_monitor(ErtsMonitor *mon, void *vctxt, Sint reds)
reason);
switch (code) {
case ERTS_DSIG_SEND_CONTINUE:
+ case ERTS_DSIG_SEND_YIELD:
erts_set_gc_state(c_p, 0);
ctxt->dist_state = erts_dsend_export_trap_context(c_p, &ctx);
- /* fall-through */
- case ERTS_DSIG_SEND_YIELD:
break;
case ERTS_DSIG_SEND_OK:
break;
@@ -12388,11 +12387,10 @@ erts_proc_exit_handle_dist_link(ErtsLink *lnk, void *vctxt, Sint reds)
reason,
SEQ_TRACE_TOKEN(c_p));
switch (code) {
+ case ERTS_DSIG_SEND_YIELD:
case ERTS_DSIG_SEND_CONTINUE:
erts_set_gc_state(c_p, 0);
ctxt->dist_state = erts_dsend_export_trap_context(c_p, &ctx);
- /* fall-through */
- case ERTS_DSIG_SEND_YIELD:
break;
case ERTS_DSIG_SEND_OK:
break;
diff --git a/erts/emulator/beam/external.c b/erts/emulator/beam/external.c
index 471c1c3938..fa8314c115 100644
--- a/erts/emulator/beam/external.c
+++ b/erts/emulator/beam/external.c
@@ -699,6 +699,7 @@ dist_ext_size(ErtsDistExternal *edep)
} else {
sz -= sizeof(ErtsAtomTranslationTable);
}
+ ASSERT(sz % 4 == 0);
return sz;
}
@@ -706,8 +707,9 @@ Uint
erts_dist_ext_size(ErtsDistExternal *edep)
{
Uint sz = dist_ext_size(edep);
+ sz += 4; /* may need to pad to 8-byte-align ErtsDistExternalData */
sz += edep->data[0].frag_id * sizeof(ErtsDistExternalData);
- return sz + ERTS_EXTRA_DATA_ALIGN_SZ(sz);
+ return sz;
}
Uint
@@ -749,6 +751,8 @@ erts_make_dist_ext_copy(ErtsDistExternal *edep, ErtsDistExternal *new_edep)
erts_ref_dist_entry(new_edep->dep);
ep += dist_ext_sz;
+ ep += (UWord)ep & 4; /* 8-byte alignment for ErtsDistExternalData */
+ ASSERT((UWord)ep % 8 == 0);
new_edep->data = (ErtsDistExternalData*)ep;
sys_memzero(new_edep->data, sizeof(ErtsDistExternalData) * edep->data->frag_id);
diff --git a/erts/emulator/beam/external.h b/erts/emulator/beam/external.h
index 396cd9f802..f2cc9bf98f 100644
--- a/erts/emulator/beam/external.h
+++ b/erts/emulator/beam/external.h
@@ -144,14 +144,6 @@ typedef struct erl_dist_external {
ErtsAtomTranslationTable attab;
} ErtsDistExternal;
-#define ERTS_DIST_EXT_SIZE(EDEP) \
- (sizeof(ErtsDistExternal) \
- - (((EDEP)->flags & ERTS_DIST_EXT_ATOM_TRANS_TAB) \
- ? (ASSERT(0 <= (EDEP)->attab.size \
- && (EDEP)->attab.size <= ERTS_ATOM_CACHE_SIZE), \
- sizeof(Eterm)*(ERTS_ATOM_CACHE_SIZE - (EDEP)->attab.size)) \
- : sizeof(ErtsAtomTranslationTable)))
-
typedef struct {
byte *extp;
int exttmp;
diff --git a/erts/emulator/test/distribution_SUITE.erl b/erts/emulator/test/distribution_SUITE.erl
index 449821e5ad..58194cf167 100644
--- a/erts/emulator/test/distribution_SUITE.erl
+++ b/erts/emulator/test/distribution_SUITE.erl
@@ -39,6 +39,8 @@
-define(Line,).
-export([all/0, suite/0, groups/0,
+ init_per_suite/1, end_per_suite/1,
+ init_per_group/2, end_per_group/2,
ping/1, bulk_send_small/1,
group_leader/1,
optimistic_dflags/1,
@@ -119,6 +121,28 @@ groups() ->
message_latency_large_exit2]}
].
+init_per_suite(Config) ->
+ {ok, Apps} = application:ensure_all_started(os_mon),
+ [{started_apps, Apps} | Config].
+
+end_per_suite(Config) ->
+ Apps = proplists:get_value(started_apps, Config),
+ [application:stop(App) || App <- lists:reverse(Apps)],
+ Config.
+
+init_per_group(message_latency, Config) ->
+ Free = free_memory(),
+ if Free < 2048 ->
+ {skip, "Not enough memory"};
+ true ->
+ Config
+ end;
+init_per_group(_, Config) ->
+ Config.
+
+end_per_group(_, Config) ->
+ Config.
+
%% Tests pinging a node in different ways.
ping(Config) when is_list(Config) ->
Times = 1024,
@@ -2845,3 +2869,23 @@ uint8(Uint) when is_integer(Uint), 0 =< Uint, Uint < 1 bsl 8 ->
Uint band 16#ff;
uint8(Uint) ->
exit({badarg, uint8, [Uint]}).
+
+free_memory() ->
+ %% Free memory in MB.
+ try
+ SMD = memsup:get_system_memory_data(),
+ {value, {free_memory, Free}} = lists:keysearch(free_memory, 1, SMD),
+ TotFree = (Free +
+ case lists:keysearch(cached_memory, 1, SMD) of
+ {value, {cached_memory, Cached}} -> Cached;
+ false -> 0
+ end +
+ case lists:keysearch(buffered_memory, 1, SMD) of
+ {value, {buffered_memory, Buffed}} -> Buffed;
+ false -> 0
+ end),
+ TotFree div (1024*1024)
+ catch
+ error : undef ->
+ ct:fail({"os_mon not built"})
+ end.
diff --git a/erts/emulator/test/driver_SUITE.erl b/erts/emulator/test/driver_SUITE.erl
index bb0f3498ab..cbed71cedd 100644
--- a/erts/emulator/test/driver_SUITE.erl
+++ b/erts/emulator/test/driver_SUITE.erl
@@ -998,7 +998,9 @@ chkio_test({erts_poll_info, Before},
During = get_check_io_total(erlang:system_info(check_io)),
erlang:display(During),
- 0 = element(1, erts_debug:get_internal_state(check_io_debug)),
+ [0 = element(1, erts_debug:get_internal_state(check_io_debug)) ||
+ %% The pollset is not stable when running the fallback testcase
+ Test /= ?CHKIO_USE_FALLBACK_POLLSET],
io:format("During test: ~p~n", [During]),
chk_chkio_port(Port),
case erlang:port_control(Port, ?CHKIO_STOP, "") of