diff options
author | John Högberg <john@erlang.org> | 2017-06-27 15:52:56 +0200 |
---|---|---|
committer | John Högberg <john@erlang.org> | 2017-06-27 15:52:56 +0200 |
commit | 0dced656e6871e03a153bb99af10d8710ffca7d9 (patch) | |
tree | 6fee44d1d76d0b96a4c6f4e7bd104b69b60b316f | |
parent | 798924ffd5efff77ba94ea7f54c2e69548d9d07e (diff) | |
parent | 8d9cde83b628533ae7a5fe85a5dd9c6c00c084e3 (diff) | |
download | erlang-0dced656e6871e03a153bb99af10d8710ffca7d9.tar.gz |
Merge branch 'maint-19' into maint
* maint-19:
Updated OTP version
Update release notes
Update version numbers
Fix statistics(wall_clock) and statistics(runtime) implementation
fixup! erts: Cleanup dropped port tasks correctly
erts: Add tests to detect port close race
Add a testcase for OTP-13939/ERL-193
erts: Cleanup dropped port tasks correctly
Mark socket disconnected on tcp_send_or_shutdown_error
-rw-r--r-- | erts/doc/src/erlang.xml | 3 | ||||
-rw-r--r-- | erts/doc/src/notes.xml | 37 | ||||
-rw-r--r-- | erts/emulator/beam/erl_bif_info.c | 26 | ||||
-rw-r--r-- | erts/emulator/beam/erl_port_task.c | 37 | ||||
-rw-r--r-- | erts/emulator/beam/erl_time_sup.c | 50 | ||||
-rw-r--r-- | erts/emulator/beam/erl_utils.h | 1 | ||||
-rw-r--r-- | erts/emulator/beam/io.c | 62 | ||||
-rw-r--r-- | erts/emulator/beam/sys.h | 8 | ||||
-rw-r--r-- | erts/emulator/drivers/common/inet_drv.c | 6 | ||||
-rw-r--r-- | erts/emulator/test/port_SUITE.erl | 40 | ||||
-rw-r--r-- | erts/emulator/test/port_SUITE_data/echo_drv.c | 31 | ||||
-rw-r--r-- | lib/kernel/test/gen_tcp_misc_SUITE.erl | 41 | ||||
-rw-r--r-- | otp_versions.table | 1 |
13 files changed, 249 insertions, 94 deletions
diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 687ff38cbf..105734d5b2 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -6483,6 +6483,9 @@ lists:map( <p>This is the sum of the runtime for all threads in the Erlang runtime system and can therefore be greater than the wall clock time.</p> + <warning><p>This value might wrap due to limitations in the + underlying functionality provided by the operating system + that is used.</p></warning> <p>Example:</p> <pre> > <input>statistics(runtime).</input> diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index 4d7e578738..91494c66dd 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -32,7 +32,6 @@ <p>This document describes the changes made to the ERTS application.</p> <section><title>Erts 9.0</title> - <section><title>Fixed Bugs and Malfunctions</title> <list> <item> @@ -631,6 +630,42 @@ </section> +<section><title>Erts 8.3.5.1</title> + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fixed a bug in gen_tcp:send where it never returned when + repeatedly called on a remotely closed TCP socket.</p> + <p> + Own Id: OTP-13939 Aux Id: ERL-193 </p> + </item> + <item> + <p> + Fixed segfault that could happen during cleanup of + aborted erlang:port_command/3 calls. A port_command is + aborted if the port is closed at the same time as the + port_command was issued. This bug was introduced in + erts-8.0.</p> + <p> + Own Id: OTP-14481</p> + </item> + <item> + <p> + Fixed implementation of <c>statistics(wall_clock)</c> and + <c>statistics(runtime)</c> so that values do not + unnecessarily wrap due to the emulator. Note that the + values returned by <c>statistics(runtime)</c> may still + wrap due to limitations in the underlying functionality + provided by the operating system.</p> + <p> + Own Id: OTP-14484</p> + </item> + </list> + </section> + +</section> + <section><title>Erts 8.3.5</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c index e2773475b0..96f9b284b3 100644 --- a/erts/emulator/beam/erl_bif_info.c +++ b/erts/emulator/beam/erl_bif_info.c @@ -3544,24 +3544,32 @@ BIF_RETTYPE statistics_1(BIF_ALIST_1) res = TUPLE2(hp, b1, b2); BIF_RET(res); } else if (BIF_ARG_1 == am_runtime) { - UWord u1, u2, dummy; + ErtsMonotonicTime u1, u2; Eterm b1, b2; - elapsed_time_both(&u1,&dummy,&u2,&dummy); - b1 = erts_make_integer(u1,BIF_P); - b2 = erts_make_integer(u2,BIF_P); - hp = HAlloc(BIF_P,3); + Uint hsz; + elapsed_time_both(&u1, NULL, &u2, NULL); + hsz = 3; /* 2-tuple */ + (void) erts_bld_monotonic_time(NULL, &hsz, u1); + (void) erts_bld_monotonic_time(NULL, &hsz, u2); + hp = HAlloc(BIF_P, hsz); + b1 = erts_bld_monotonic_time(&hp, NULL, u1); + b2 = erts_bld_monotonic_time(&hp, NULL, u2); res = TUPLE2(hp, b1, b2); BIF_RET(res); } else if (BIF_ARG_1 == am_run_queue) { res = erts_run_queues_len(NULL, 1, 0, 0); BIF_RET(make_small(res)); } else if (BIF_ARG_1 == am_wall_clock) { - UWord w1, w2; + ErtsMonotonicTime w1, w2; Eterm b1, b2; + Uint hsz; wall_clock_elapsed_time_both(&w1, &w2); - b1 = erts_make_integer((Uint) w1,BIF_P); - b2 = erts_make_integer((Uint) w2,BIF_P); - hp = HAlloc(BIF_P,3); + hsz = 3; /* 2-tuple */ + (void) erts_bld_monotonic_time(NULL, &hsz, w1); + (void) erts_bld_monotonic_time(NULL, &hsz, w2); + hp = HAlloc(BIF_P, hsz); + b1 = erts_bld_monotonic_time(&hp, NULL, w1); + b2 = erts_bld_monotonic_time(&hp, NULL, w2); res = TUPLE2(hp, b1, b2); BIF_RET(res); } else if (BIF_ARG_1 == am_io) { diff --git a/erts/emulator/beam/erl_port_task.c b/erts/emulator/beam/erl_port_task.c index a044de3fee..1ab1e47254 100644 --- a/erts/emulator/beam/erl_port_task.c +++ b/erts/emulator/beam/erl_port_task.c @@ -852,10 +852,11 @@ schedule_port_task_handle_list_free(ErtsPortTaskHandleList *pthlp) } static ERTS_INLINE void -abort_nosuspend_task(Port *pp, - ErtsPortTaskType type, - ErtsPortTaskTypeData *tdp, - int bpq_data) +abort_signal_task(Port *pp, + int abort_type, + ErtsPortTaskType type, + ErtsPortTaskTypeData *tdp, + int bpq_data) { ASSERT(type == ERTS_PORT_TASK_PROC_SIG); @@ -863,18 +864,28 @@ abort_nosuspend_task(Port *pp, if (!bpq_data) tdp->psig.callback(NULL, ERTS_PORT_SFLG_INVALID, - ERTS_PROC2PORT_SIG_ABORT_NOSUSPEND, + abort_type, &tdp->psig.data); else { ErlDrvSizeT size = erts_proc2port_sig_command_data_size(&tdp->psig.data); tdp->psig.callback(NULL, ERTS_PORT_SFLG_INVALID, - ERTS_PROC2PORT_SIG_ABORT_NOSUSPEND, + abort_type, &tdp->psig.data); aborted_proc2port_data(pp, size); } } + +static ERTS_INLINE void +abort_nosuspend_task(Port *pp, + ErtsPortTaskType type, + ErtsPortTaskTypeData *tdp, + int bpq_data) +{ + abort_signal_task(pp, ERTS_PROC2PORT_SIG_ABORT_NOSUSPEND, type, tdp, bpq_data); +} + static ErtsPortTaskHandleList * get_free_nosuspend_handles(Port *pp) { @@ -1613,8 +1624,9 @@ abort_nosuspend: ASSERT(ns_pthlp); erts_free(ERTS_ALC_T_PT_HNDL_LIST, ns_pthlp); - if (ptp) - port_task_free(ptp); + + ASSERT(ptp); + port_task_free(ptp); return 0; @@ -1625,12 +1637,15 @@ fail: erts_port_dec_refc(pp); #endif + if (ptp) { + abort_signal_task(pp, ERTS_PROC2PORT_SIG_ABORT, + ptp->type, &ptp->u.alive.td, 0); + port_task_free(ptp); + } + if (ns_pthlp) erts_free(ERTS_ALC_T_PT_HNDL_LIST, ns_pthlp); - if (ptp) - port_task_free(ptp); - return -1; } diff --git a/erts/emulator/beam/erl_time_sup.c b/erts/emulator/beam/erl_time_sup.c index 3084a8db75..0421adb409 100644 --- a/erts/emulator/beam/erl_time_sup.c +++ b/erts/emulator/beam/erl_time_sup.c @@ -1286,56 +1286,62 @@ erts_finalize_time_offset(void) /* info functions */ void -elapsed_time_both(UWord *ms_user, UWord *ms_sys, - UWord *ms_user_diff, UWord *ms_sys_diff) +elapsed_time_both(ErtsMonotonicTime *ms_user, ErtsMonotonicTime *ms_sys, + ErtsMonotonicTime *ms_user_diff, ErtsMonotonicTime *ms_sys_diff) { - UWord prev_total_user, prev_total_sys; - UWord total_user, total_sys; + ErtsMonotonicTime prev_total_user, prev_total_sys; + ErtsMonotonicTime total_user, total_sys; SysTimes now; sys_times(&now); - total_user = (now.tms_utime * 1000) / SYS_CLK_TCK; - total_sys = (now.tms_stime * 1000) / SYS_CLK_TCK; + total_user = (ErtsMonotonicTime) ((now.tms_utime * 1000) / SYS_CLK_TCK); + total_sys = (ErtsMonotonicTime) ((now.tms_stime * 1000) / SYS_CLK_TCK); if (ms_user != NULL) *ms_user = total_user; if (ms_sys != NULL) *ms_sys = total_sys; - erts_smp_mtx_lock(&erts_timeofday_mtx); + if (ms_user_diff || ms_sys_diff) { + erts_smp_mtx_lock(&erts_timeofday_mtx); - prev_total_user = (t_start.tms_utime * 1000) / SYS_CLK_TCK; - prev_total_sys = (t_start.tms_stime * 1000) / SYS_CLK_TCK; - t_start = now; + prev_total_user = (ErtsMonotonicTime) ((t_start.tms_utime * 1000) / SYS_CLK_TCK); + prev_total_sys = (ErtsMonotonicTime) ((t_start.tms_stime * 1000) / SYS_CLK_TCK); + t_start = now; - erts_smp_mtx_unlock(&erts_timeofday_mtx); + erts_smp_mtx_unlock(&erts_timeofday_mtx); - if (ms_user_diff != NULL) - *ms_user_diff = total_user - prev_total_user; + if (ms_user_diff != NULL) + *ms_user_diff = total_user - prev_total_user; - if (ms_sys_diff != NULL) - *ms_sys_diff = total_sys - prev_total_sys; + if (ms_sys_diff != NULL) + *ms_sys_diff = total_sys - prev_total_sys; + } } /* wall clock routines */ void -wall_clock_elapsed_time_both(UWord *ms_total, UWord *ms_diff) +wall_clock_elapsed_time_both(ErtsMonotonicTime *ms_total, ErtsMonotonicTime *ms_diff) { ErtsMonotonicTime now, elapsed; - erts_smp_mtx_lock(&erts_timeofday_mtx); - now = time_sup.r.o.get_time(); update_last_mtime(NULL, now); elapsed = ERTS_MONOTONIC_TO_MSEC(now); - *ms_total = (UWord) elapsed; - *ms_diff = (UWord) (elapsed - prev_wall_clock_elapsed); - prev_wall_clock_elapsed = elapsed; - erts_smp_mtx_unlock(&erts_timeofday_mtx); + *ms_total = elapsed; + + if (ms_diff) { + erts_smp_mtx_lock(&erts_timeofday_mtx); + + *ms_diff = elapsed - prev_wall_clock_elapsed; + prev_wall_clock_elapsed = elapsed; + + erts_smp_mtx_unlock(&erts_timeofday_mtx); + } } /* get current time */ diff --git a/erts/emulator/beam/erl_utils.h b/erts/emulator/beam/erl_utils.h index 07cf4f6903..3d28b05752 100644 --- a/erts/emulator/beam/erl_utils.h +++ b/erts/emulator/beam/erl_utils.h @@ -131,6 +131,7 @@ Eterm erts_bld_uint(Uint **hpp, Uint *szp, Uint ui); Eterm erts_bld_uword(Uint **hpp, Uint *szp, UWord uw); Eterm erts_bld_uint64(Uint **hpp, Uint *szp, Uint64 ui64); Eterm erts_bld_sint64(Uint **hpp, Uint *szp, Sint64 si64); +#define erts_bld_monotonic_time erts_bld_sint64 Eterm erts_bld_cons(Uint **hpp, Uint *szp, Eterm car, Eterm cdr); Eterm erts_bld_tuple(Uint **hpp, Uint *szp, Uint arity, ...); #define erts_bld_tuple2(H,S,E1,E2) erts_bld_tuple(H,S,2,E1,E2) diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c index d25e53ada0..75545df80a 100644 --- a/erts/emulator/beam/io.c +++ b/erts/emulator/beam/io.c @@ -1968,7 +1968,6 @@ int erts_port_output_async(Port *prt, Eterm from, Eterm list) { - ErtsPortOpResult res; ErtsProc2PortSigData *sigdp; erts_driver_t *drv = prt->drv_ptr; size_t size; @@ -2102,26 +2101,18 @@ erts_port_output_async(Port *prt, Eterm from, Eterm list) sigdp->u.output.size = size; port_sig_callback = port_sig_output; } - sigdp->flags = 0; ns_pthp = NULL; task_flags = 0; - res = erts_schedule_proc2port_signal(NULL, - prt, - ERTS_INVALID_PID, - NULL, - sigdp, - task_flags, - ns_pthp, - port_sig_callback); + erts_schedule_proc2port_signal(NULL, + prt, + ERTS_INVALID_PID, + NULL, + sigdp, + task_flags, + ns_pthp, + port_sig_callback); - if (res != ERTS_PORT_OP_SCHEDULED) { - if (drv->outputv) - cleanup_scheduled_outputv(evp, cbin); - else - cleanup_scheduled_output(buf); - return 1; - } return 1; bad_value: @@ -2554,10 +2545,6 @@ erts_port_output(Process *c_p, port_sig_callback); if (res != ERTS_PORT_OP_SCHEDULED) { - if (drv->outputv) - cleanup_scheduled_outputv(evp, cbin); - else - cleanup_scheduled_output(buf); return res; } @@ -2736,21 +2723,14 @@ erts_port_exit(Process *c_p, &bp->off_heap); } - res = erts_schedule_proc2port_signal(c_p, - prt, - c_p ? c_p->common.id : from, - refp, - sigdp, - 0, - NULL, - port_sig_exit); - - if (res == ERTS_PORT_OP_DROPPED) { - if (bp) - free_message_buffer(bp); - } - - return res; + return erts_schedule_proc2port_signal(c_p, + prt, + c_p ? c_p->common.id : from, + refp, + sigdp, + 0, + NULL, + port_sig_exit); } static ErtsPortOpResult @@ -4930,10 +4910,9 @@ erts_port_control(Process* c_p, 0, NULL, port_sig_control); - if (res != ERTS_PORT_OP_SCHEDULED) { - cleanup_scheduled_control(binp, bufp); + if (res != ERTS_PORT_OP_SCHEDULED) return ERTS_PORT_OP_BADARG; - } + return res; } @@ -5223,10 +5202,9 @@ erts_port_call(Process* c_p, 0, NULL, port_sig_call); - if (res != ERTS_PORT_OP_SCHEDULED) { - cleanup_scheduled_call(bufp); + if (res != ERTS_PORT_OP_SCHEDULED) return ERTS_PORT_OP_BADARG; - } + return res; } diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h index d752ea4330..b6c77794d2 100644 --- a/erts/emulator/beam/sys.h +++ b/erts/emulator/beam/sys.h @@ -784,10 +784,10 @@ Preload* sys_preloaded(void); unsigned char* sys_preload_begin(Preload*); void sys_preload_end(Preload*); int sys_get_key(int); -void elapsed_time_both(UWord *ms_user, UWord *ms_sys, - UWord *ms_user_diff, UWord *ms_sys_diff); -void wall_clock_elapsed_time_both(UWord *ms_total, - UWord *ms_diff); +void elapsed_time_both(ErtsMonotonicTime *ms_user, ErtsMonotonicTime *ms_sys, + ErtsMonotonicTime *ms_user_diff, ErtsMonotonicTime *ms_sys_diff); +void wall_clock_elapsed_time_both(ErtsMonotonicTime *ms_total, + ErtsMonotonicTime *ms_diff); void get_time(int *hour, int *minute, int *second); void get_date(int *year, int *month, int *day); void get_localtime(int *year, int *month, int *day, diff --git a/erts/emulator/drivers/common/inet_drv.c b/erts/emulator/drivers/common/inet_drv.c index 13ee935e45..fe421bfe12 100644 --- a/erts/emulator/drivers/common/inet_drv.c +++ b/erts/emulator/drivers/common/inet_drv.c @@ -4334,6 +4334,12 @@ static void desc_close(inet_descriptor* desc) desc->event = INVALID_EVENT; /* closed by stop_select callback */ desc->s = INVALID_SOCKET; desc->event_mask = 0; + + /* mark as disconnected in case when socket is left lingering due to + * {exit_on_close, false} option in gen_tcp socket creation. Next + * write to socket should produce {error, enotconn} and send a + * message {tcp_error,#Port<>,econnreset} */ + desc->state &= ~INET_STATE_CONNECTED; } } diff --git a/erts/emulator/test/port_SUITE.erl b/erts/emulator/test/port_SUITE.erl index f512fa3a57..ab0b1a82bd 100644 --- a/erts/emulator/test/port_SUITE.erl +++ b/erts/emulator/test/port_SUITE.erl @@ -86,6 +86,7 @@ cd_relative/1, close_deaf_port/1, count_fds/1, + dropped_commands/1, dying_port/1, env/1, eof/1, @@ -548,6 +549,45 @@ make_dying_port(Config) when is_list(Config) -> Command = lists:concat([PortTest, " -h0 -d -q"]), open_port({spawn, Command}, [stream]). +%% Test that dropped port_commands work correctly. +%% This used to cause a segfault. +%% +%% This testcase creates a port and then lets many processes +%% do parallel commands to it. After a while it closes the +%% port and we are trying to catch the race when doing a +%% command while the port is closing. +dropped_commands(Config) -> + %% Test with output callback + dropped_commands(Config, false, {self(), {command, "1"}}), + %% Test with outputv callback + dropped_commands(Config, true, {self(), {command, "1"}}). + +dropped_commands(Config, Outputv, Cmd) -> + Path = proplists:get_value(data_dir, Config), + os:putenv("ECHO_DRV_USE_OUTPUTV", atom_to_list(Outputv)), + ok = load_driver(Path, "echo_drv"), + [dropped_commands_test(Cmd) || _ <- lists:seq(1, 100)], + timer:sleep(100), + erl_ddll:unload_driver("echo_drv"), + ok. + +dropped_commands_test(Cmd) -> + Port = erlang:open_port({spawn_driver, "echo_drv"}, [{parallelism, true}]), + spawn_monitor( + fun() -> + [spawn_link(fun() -> spin(Port, Cmd) end) || _ <- lists:seq(1,8)], + timer:sleep(5), + port_close(Port), + timer:sleep(5), + exit(nok) + end), + receive _M -> timer:sleep(5) end. + +spin(P, Cmd) -> + P ! Cmd, + spin(P, Cmd). + + %% Tests that port program with complete path (but without any %% .exe extension) can be started, even if there is a file with %% the same name but without the extension in the same directory. diff --git a/erts/emulator/test/port_SUITE_data/echo_drv.c b/erts/emulator/test/port_SUITE_data/echo_drv.c index 1d39c6a00c..b4370f6455 100644 --- a/erts/emulator/test/port_SUITE_data/echo_drv.c +++ b/erts/emulator/test/port_SUITE_data/echo_drv.c @@ -18,8 +18,11 @@ typedef struct _erl_drv_data EchoDrvData; static EchoDrvData *echo_drv_start(ErlDrvPort port, char *command); static void echo_drv_stop(EchoDrvData *data_p); -static void echo_drv_output(ErlDrvData drv_data, char *buf, - ErlDrvSizeT len); +static void echo_drv_output(ErlDrvData drv_data, char *buf, ErlDrvSizeT len); +static ErlDrvSSizeT echo_control(ErlDrvData drv_data, + unsigned int command, char *buf, + ErlDrvSizeT len, char **rbuf, ErlDrvSizeT rlen); +static void echo_outputv(ErlDrvData drv_data, ErlIOVec *ev); static void echo_drv_finish(void); static ErlDrvEntry echo_drv_entry = { @@ -32,9 +35,9 @@ static ErlDrvEntry echo_drv_entry = { "echo_drv", echo_drv_finish, NULL, /* handle */ - NULL, /* control */ + echo_control, /* control */ NULL, /* timeout */ - NULL, /* outputv */ + echo_outputv, /* outputv */ NULL, /* ready_async */ NULL, NULL, @@ -56,6 +59,14 @@ static ErlDrvEntry echo_drv_entry = { DRIVER_INIT(echo_drv) { + char buf[10]; + size_t bufsz = sizeof(buf); + char *use_outputv; + use_outputv = (erl_drv_getenv("ECHO_DRV_USE_OUTPUTV", buf, &bufsz) == 0 + ? buf + : "false"); + if (strcmp(use_outputv, "true") != 0) + echo_drv_entry.outputv = NULL; return &echo_drv_entry; } @@ -87,3 +98,15 @@ static void echo_drv_output(ErlDrvData drv_data, char *buf, ErlDrvSizeT len) { static void echo_drv_finish() { } + +static ErlDrvSSizeT echo_control(ErlDrvData drv_data, + unsigned int command, char *buf, + ErlDrvSizeT len, char **rbuf, ErlDrvSizeT rlen) +{ + return 0; +} + +static void echo_outputv(ErlDrvData drv_data, ErlIOVec *ev) +{ + return; +} diff --git a/lib/kernel/test/gen_tcp_misc_SUITE.erl b/lib/kernel/test/gen_tcp_misc_SUITE.erl index 929f66d400..2f28806339 100644 --- a/lib/kernel/test/gen_tcp_misc_SUITE.erl +++ b/lib/kernel/test/gen_tcp_misc_SUITE.erl @@ -52,7 +52,7 @@ active_once_closed/1, send_timeout/1, send_timeout_active/1, otp_7731/1, zombie_sockets/1, otp_7816/1, otp_8102/1, wrapping_oct/0, wrapping_oct/1, - otp_9389/1]). + otp_9389/1, otp_13939/1]). %% Internal exports. -export([sender/3, not_owner/1, passive_sockets_server/2, priority_server/1, @@ -3014,3 +3014,42 @@ ok({ok,V}) -> V. get_hostname(Name) -> "@"++Host = lists:dropwhile(fun(C) -> C =/= $@ end, atom_to_list(Name)), Host. + +otp_13939(doc) -> + ["Check that writing to a remotely closed socket doesn't block forever " + "when exit_on_close is false."]; +otp_13939(suite) -> + []; +otp_13939(Config) when is_list(Config) -> + {Pid, Ref} = spawn_opt( + fun() -> + {ok, Listener} = gen_tcp:listen(0, [{exit_on_close, false}]), + {ok, Port} = inet:port(Listener), + + spawn_link( + fun() -> + {ok, Client} = gen_tcp:connect("localhost", Port, + [{active, false}]), + ok = gen_tcp:close(Client) + end), + + {ok, Accepted} = gen_tcp:accept(Listener), + + ok = gen_tcp:send(Accepted, <<0:(10*1024*1024*8)>>), + + %% The bug surfaces when there's a delay between the send + %% operations; inet:getstat is a red herring. + timer:sleep(100), + + {error, Code} = gen_tcp:send(Accepted, <<0:(10*1024*1024*8)>>), + ct:pal("gen_tcp:send returned ~p~n", [Code]) + end, [link, monitor]), + + receive + {'DOWN', Ref, process, Pid, normal} -> + ok + after 1000 -> + demonitor(Ref, [flush]), + exit(Pid, normal), + ct:fail("Server process blocked on send.") + end. diff --git a/otp_versions.table b/otp_versions.table index 65b5cfee54..ce73b2f714 100644 --- a/otp_versions.table +++ b/otp_versions.table @@ -1,4 +1,5 @@ OTP-20.0 : asn1-5.0 common_test-1.15 compiler-7.1 cosProperty-1.2.2 crypto-4.0 debugger-4.2.2 dialyzer-3.2 diameter-2.0 edoc-0.9 erl_docgen-0.7 erl_interface-3.10 erts-9.0 eunit-2.3.3 hipe-3.16 inets-6.4 jinterface-1.8 kernel-5.3 megaco-3.18.2 mnesia-4.15 observer-2.4 orber-3.8.3 parsetools-2.1.5 public_key-1.4.1 reltool-0.7.4 runtime_tools-1.12 sasl-3.0.4 snmp-5.2.6 ssh-4.5 ssl-8.2 stdlib-3.4 syntax_tools-2.1.2 tools-2.10 wx-1.8.1 xmerl-1.3.15 # cosEvent-2.2.1 cosEventDomain-1.2.1 cosFileTransfer-1.2.1 cosNotification-1.2.2 cosTime-1.2.2 cosTransactions-1.3.2 eldap-1.2.2 et-1.6 ic-4.4.2 odbc-2.12 os_mon-2.4.2 otp_mibs-1.1.1 : +OTP-19.3.6.1 : erts-8.3.5.1 # asn1-4.0.4 common_test-1.14 compiler-7.0.4 cosEvent-2.2.1 cosEventDomain-1.2.1 cosFileTransfer-1.2.1 cosNotification-1.2.2 cosProperty-1.2.1 cosTime-1.2.2 cosTransactions-1.3.2 crypto-3.7.4 debugger-4.2.1 dialyzer-3.1.1 diameter-1.12.2 edoc-0.8.1 eldap-1.2.2 erl_docgen-0.6.1 erl_interface-3.9.3 et-1.6 eunit-2.3.2 gs-1.6.2 hipe-3.15.4 ic-4.4.2 inets-6.3.9 jinterface-1.7.1 kernel-5.2 megaco-3.18.1 mnesia-4.14.3 observer-2.3.1 odbc-2.12 orber-3.8.2 os_mon-2.4.2 otp_mibs-1.1.1 parsetools-2.1.4 percept-0.9 public_key-1.4 reltool-0.7.3 runtime_tools-1.11.1 sasl-3.0.3 snmp-5.2.5 ssh-4.4.2 ssl-8.1.3 stdlib-3.3 syntax_tools-2.1.1 tools-2.9.1 typer-0.9.12 wx-1.8 xmerl-1.3.14 : OTP-19.3.6 : erts-8.3.5 # asn1-4.0.4 common_test-1.14 compiler-7.0.4 cosEvent-2.2.1 cosEventDomain-1.2.1 cosFileTransfer-1.2.1 cosNotification-1.2.2 cosProperty-1.2.1 cosTime-1.2.2 cosTransactions-1.3.2 crypto-3.7.4 debugger-4.2.1 dialyzer-3.1.1 diameter-1.12.2 edoc-0.8.1 eldap-1.2.2 erl_docgen-0.6.1 erl_interface-3.9.3 et-1.6 eunit-2.3.2 gs-1.6.2 hipe-3.15.4 ic-4.4.2 inets-6.3.9 jinterface-1.7.1 kernel-5.2 megaco-3.18.1 mnesia-4.14.3 observer-2.3.1 odbc-2.12 orber-3.8.2 os_mon-2.4.2 otp_mibs-1.1.1 parsetools-2.1.4 percept-0.9 public_key-1.4 reltool-0.7.3 runtime_tools-1.11.1 sasl-3.0.3 snmp-5.2.5 ssh-4.4.2 ssl-8.1.3 stdlib-3.3 syntax_tools-2.1.1 tools-2.9.1 typer-0.9.12 wx-1.8 xmerl-1.3.14 : OTP-19.3.5 : erts-8.3.4 xmerl-1.3.14 # asn1-4.0.4 common_test-1.14 compiler-7.0.4 cosEvent-2.2.1 cosEventDomain-1.2.1 cosFileTransfer-1.2.1 cosNotification-1.2.2 cosProperty-1.2.1 cosTime-1.2.2 cosTransactions-1.3.2 crypto-3.7.4 debugger-4.2.1 dialyzer-3.1.1 diameter-1.12.2 edoc-0.8.1 eldap-1.2.2 erl_docgen-0.6.1 erl_interface-3.9.3 et-1.6 eunit-2.3.2 gs-1.6.2 hipe-3.15.4 ic-4.4.2 inets-6.3.9 jinterface-1.7.1 kernel-5.2 megaco-3.18.1 mnesia-4.14.3 observer-2.3.1 odbc-2.12 orber-3.8.2 os_mon-2.4.2 otp_mibs-1.1.1 parsetools-2.1.4 percept-0.9 public_key-1.4 reltool-0.7.3 runtime_tools-1.11.1 sasl-3.0.3 snmp-5.2.5 ssh-4.4.2 ssl-8.1.3 stdlib-3.3 syntax_tools-2.1.1 tools-2.9.1 typer-0.9.12 wx-1.8 : OTP-19.3.4 : inets-6.3.9 ssl-8.1.3 # asn1-4.0.4 common_test-1.14 compiler-7.0.4 cosEvent-2.2.1 cosEventDomain-1.2.1 cosFileTransfer-1.2.1 cosNotification-1.2.2 cosProperty-1.2.1 cosTime-1.2.2 cosTransactions-1.3.2 crypto-3.7.4 debugger-4.2.1 dialyzer-3.1.1 diameter-1.12.2 edoc-0.8.1 eldap-1.2.2 erl_docgen-0.6.1 erl_interface-3.9.3 erts-8.3.3 et-1.6 eunit-2.3.2 gs-1.6.2 hipe-3.15.4 ic-4.4.2 jinterface-1.7.1 kernel-5.2 megaco-3.18.1 mnesia-4.14.3 observer-2.3.1 odbc-2.12 orber-3.8.2 os_mon-2.4.2 otp_mibs-1.1.1 parsetools-2.1.4 percept-0.9 public_key-1.4 reltool-0.7.3 runtime_tools-1.11.1 sasl-3.0.3 snmp-5.2.5 ssh-4.4.2 stdlib-3.3 syntax_tools-2.1.1 tools-2.9.1 typer-0.9.12 wx-1.8 xmerl-1.3.13 : |