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2010-07-30sort: -h now handles comparisons such as 6000K vs 5M and 5MiB vs 5MBPaul Eggert
* NEWS: Document changes to sort -h. * doc/coreutils.texi (sort invocation): Likewise. * src/sort.c (long_double, strtold): Move to prelude, since they're now used by multiple functions. (LD): New macro. (struct keyfield.iec_present): Remove this member. All uses removed. (check_mixed_SI_IEC): Remove. This code was busted in the presence of multiple threads, as it had a race condition. (find_unit_order): Remove arg KEY; add arg THOU_SEP; arg ENDPTR is now char ** rather than char const **. Return an integer that distinguishes decimal from binary powers. Parse the number consistently with the intersection of strtold and strnumcmp. Set *ENDPTR unconditionally. (compute_human): New static function. (human_numcompare): Remove arg KEY. Remove 'const' from other args. Use strnumcmp if possible, but fall back on floating point if not. (numcompare, general_numcompare): Arg EA is now char ** rather than char const **. (numcompare): Adjust to new find_unit_order signature and behavior. (keycompare): Adjus to new human_numcompare signature. * tests/misc/sort (h1, h3, h4, h6): Adjust to new behavior. * tests/misc/sort-debug-keys: Likewise.
2010-07-26sort: fix bug with EOF at buffer refillPaul Eggert
* src/sort.c (fillbuf): Don't append eol unless the line is nonempty. This fixes a bug that was partly but not completely fixed by the aadc67dfdb47f28bb8d1fa5e0fe0f52e2a8c51bf commit (dated July 15). * tests/misc/sort (realloc-buf-2): New test, which catches this bug on 64-bit hosts.
2010-07-23tests/misc/sort-merge-fdlimit: don't assume -R opens /dev/urandomPaul R. Eggert
* tests/misc/sort-merge-fdlimit: This test was written assuming that -R typically opens /dev/urandom, but that's no longer the case. Redo test to specify a random source; this resurrects the point of checking for file descriptor exhaustion. Also try plain -R, since that implementation may change in the future too.
2010-07-15sort: add a test case for the sort -u bugPaul R. Eggert
* tests/Makefile.am (TESTS): Add misc/sort-unique. * tests/misc/sort-unique: New file.
2010-07-13sort: parallelize internal sortChen Guo
This patch is by Gene Auyeung, Chris Dickens, Chen Guo, and Mike Nichols, based off of a patch by Paul Eggert, Glen Lenker, et. al., with a basic heap implementation based off of the GDSL heap, originally by Nicolas Darnis. The number of sorts done in parallel is limited to the number of available processors by default, or can be further restricted with the --parallel option. On a dual-die, 8 core Intel Xeon, results show sorting with 8 threads is almost 4 times faster than using a single thread. Timings when sorting a 96MB file: THREADS TIME (s) 1 5.10 2 2.87 4 1.75 8 1.31 Single threaded sorting has also been improved, especially for cheaper comparison operations: COMMAND BEFORE (s) AFTER (s) sort 8.822 8.716 sort -g 10.336 10.222 sort -n 3.077 2.961 LANG=C sort 2.169 2.066 * bootstrap.conf: Add heap, pthread. * coreutils.texi (sort): Describe the new --parallel option. * gl/lib/heap.c: New file. Very basic heap implementation. * gl/lib/heap.h: New file. * gl/modules/heap: New file. * src/Makefile.am: Add LIB_PTHREAD. * src/sort.c: Include heap.h, nproc.h, pthread.h. (MAX_MERGE): New macro. (SUBTHREAD_LINES_HEURISTIC, PARALLEL_OPTION): New constants. (MERGE_END, MERGE_ROOT): New constants. (struct merge_node): New struct. (struct merge_node_queue): New struct. (sortlines temp): Remove declaration. (usage, long_options, main): New option, --parallel. (specify_nthreads): New function. (mergelines): New signature, to emphasize the fact that the HI area must be part of the destination. All callers changed. (sequential_sort): New function, renamed from sortlines. Merge in the functionality of sortlines_temp. (compare_nodes): New function. (lock_node, unlock_node): New functions. (queue_destroy): New function. (queue_init): New function. (queue_insert): New function. (queue_pop): New function. (write_unique): New function. (mergelines_node): New function. (check_insert): New function. (update_parent): New function. (merge_loop): New function. (sortlines): Rewrite to support and use parallelism, with a new signature. All callers changed. (struct thread_args): New struct. (sortlines_thread): New function. (sortlines_temp): Remove. (sort): New argument NTHREADS. All uses changed. Output moved to mergelines_node. (main): disable threading if we are sorting at random. * tests/Makefile.am (TESTS): Add misc/sort-benchmark-random. * tests/misc/sort-benchmark-random: New file. Signed-off-by: Pádraig Brady <P@draigBrady.com>
2010-07-05tests: make tests requiring a delay to pass, more robustPádraig Brady
* tests/init.cfg: Introduce a retry_delay_() function to repeatedly call a test function that requires a delay. This delay can now be shorter for the common case on fast systems, but will double until a configurable limit it reached before failing on slower systems. * tests/dd/reblock: Use retry_delay_. * tests/misc/cat-buf: Likewise. * tests/misc/stdbuf: Likewise. * tests/tail-2/F-vs-rename: Likewise. * tests/tail-2/flush-initial: Likewise. * tests/tail-2/tail-n0f: Likewise. * tests/tail-2/wait: Likewise. * test/dd/misc: Comment that delay is needed to trigger failure.
2010-07-01ls: use the POSIX date style when the locale does not specify onePádraig Brady
Previously we defaulted to "long-iso" format in locales without specific format translations, like the en_* locales for example. This reverts part of commit 6837183d, 08-11-2005, "ls ... acts like --time-style='posix-long-iso' if the locale settings are messed up" * src/ls.c (decode_switches): Only use the ISO format when specified. * NEWS: Mention the change in behavior. Reported by Daniel Qarras at http://bugzilla.redhat.com/525134
2010-05-31tests: remove unnecessary single quotes in perl hash use: ->{'SYM'}Jim Meyering
Run this command: git grep -l "limits->{'" \ | xargs perl -pi -e "s/limits->{'(.*?)'}/limits->{\$1}/g" * cfg.mk (sc_prohibit_perl_hash_quotes): New rule to match. * tests/misc/join: Remove quotes. * tests/misc/sort: Likewise. * tests/misc/sort-merge: Likewise. * tests/misc/test: Likewise. * tests/misc/unexpand: Likewise. * tests/misc/uniq: Likewise.
2010-05-29truncate: improve handling of non regular filesPádraig Brady
Previously we copied `dd` and suppressed error messages when truncating neither regular files or shared mem objects. This was valid for `dd`, as truncation is ancillary to copying it may also do, but for `truncate` we should display all errors. Also we used the st_size from non regular files which is undefined, so we display an error when the user tries this. * src/truncate (do_truncate): Error when referencing the size of non regular files or non shared memory objects. Display all errors returned by ftruncate(). (main): Error when referencing the size of non regular files or non shared memory objects. Don't suppress error messages for any file types that can't be opened for writing. * tests/misc/truncate-dir-fail: Check that referencing the size of a directory is not supported. * tests/misc/truncate-fifo: Ensure the test doesn't hang by using the `timeout` command. Don't test the return from running ftruncate on the fifo as it's system dependent as to whether this fails or not. NEWS: Mention the change in behavior. Reported by Jim Meyering.
2010-05-28truncate: support sizes relative to an existing filePádraig Brady
* doc/coreutils.texi (truncate invocation): Mention that --reference bases the --size rather than just setting it. * src/truncate.c (usage): Likewise. Also remove the clause describing --size and --reference as being mutually exclusive. (do_truncate): Add an extra parameter to hold the size of a referenced file, and use it if positive. (main): Pass the size of a referenced file to do_truncate(). * tests/misc/truncate-parameters: Adjust for the new combinations. * NEWS: Mention the change Suggested by Richard W.M. Jones
2010-05-26tests: update help-version to work with parted, tooJim Meyering
* tests/misc/help-version: Add init code for GNU Parted.
2010-05-25maint: remove unneeded double quotes on RHS of shell assignmentsJim Meyering
Run this command: git grep -l 'LC_[A-Z]*="' \ | xargs perl -pi -e 's/(LC_[A-Z]*)="(.*?)"/$1=$2/' * src/Makefile.am: Write LC_ALL=$$locale, not LC_ALL="$$locale". * src/date.c (main): Similar, in a comment. * tests/misc/sort-month: Write LC_ALL=$LOC, not LC_ALL="$LOC".
2010-05-24maint: remove a redundant sort parameter from a testPádraig Brady
* tests/misc/sort-month: Remove the -b option which is redundant and ignored.
2010-05-24sort: adjust the leading blanks --debug warningPádraig Brady
* src/sort.c (key_warnings): Always warn about significant leading blanks when character offsets are specified, unless they key is possibly a line offset, i.e. of the form -k1.x,1.y. Also suppress this warning if the user could be sorting right aligned indexes.
2010-05-23maint: make copyright comment consistent with all othersJim Meyering
* tests/misc/mktemp: Change punctuation to make copyright paragraph consistent with all of the others.
2010-05-18tests: fix sort-debug-keys when fr_FR.utf8 not availablePádraig Brady
* tests/misc/sort-debug-keys: Correctly check for the absence of the French UTF8 locale.
2010-05-16sort: --debug: output data independent warnings and infoPádraig Brady
* src/sort.c (usage): Mention --debug can output warnings to stderr. Also split the translatable string to aid translation. (default_key_compare): A new function refactored from main(), and now also called from the new key_warnings() function. (key_to_opts): A new function refactored from incompatible_options(), and now also called from the new key_warnings() function. (key_numeric): A new function refactored to test if key is numeric. (key_warnings): A new function to output warnings to stderr, about questionable use of various options. Currently it warns about zero length keys and ineffective global options. (incompatible_options): Refactor out key_to_opts() (main): Use key_init() to initialize gkey. Refactor out default_key_compare(). Call key_warnings() in debug mode. * doc/coreutils.texi (sort invocation): Mention that warnings are output by --debug. * tests/misc/sort-debug-warn: A new test for debug warnings. * tests/Makefile.am: Reference the new test. * NEWS: Mention the new feature
2010-05-12tests: fix sort-debug-keys when fr_FR.utf8 not availablePádraig Brady
* tests/misc/sort-debug-keys: Don't verify (or even run) the fr_FR tests when that locale is not available on the system.
2010-05-12sort: add a --debug option to highlight key extentsPádraig Brady
* src/sort (usage): Add description for --debug. (write_bytes): Pass a line structure so it can subsequently be passed to compare to highlight the keys when in debug mode. Also transform TAB and NUL characters written to stdout so that the highlighting in debug mode aligns correctly. (human_numcompare): Pass an "endptr" so we can record the extent of the number matched. (general_numcompare): Likewise. (find_unit_order): Likewise. (getmonth): Likewise. (numcompare): Likewise. Note we reuse find_unit_order() for this, which is a good enough approximation, and means we don't need to change the strnumcmp() interface. (check_mixed_SI_IEC): Return whether iec_present, so that can be used to set the "endptr" in find_unit_order. Also make the key parameter optional, which will be the case from numcompare(). (count_tabs): A new function to determine how much to adjust the mbswidth() values by (TABs don't have a width). (mark_key): A new function to output the key highlighting to stdout. (debug_key): A new function to determine the offset and width of the key highlighting. (key_compare): Pass the show_debug parameter so the key highlighting is only displayed when explicitly called. For each key type, set the length (lena) and whether leading blanks are auto skipped (skipb) which are then used by debug_key() to highlight the portion of the key used in the comparison. (compare): Pass the show_debug parameter so the key highlighting is only displayed when explicitly called. Call debug_key() to highlight the last resort comparison. (check): Output highlighting for disorder line to stdout. (main): Process the --debug option and make it mutually exlusive with the -o option as I don't see it useful there, even potentially harmful if someone left a --debug in by mistake when updating a file. Also restricting debug output to stdout, simplifies the logic for dealing with temporary files. * doc/coreutils.texi (sort invocation): Describe the --debug option, and reference it from the --key description. * tests/misc/sort-debug-keys: A new test for highlighting keys. * tests/Makefile.am: Reference the new test. * NEWS: Mention the new feature.
2010-05-09tests: update help-versionJim Meyering
* tests/misc/help-version: Use init.sh, rather than test-lib.sh. Add idutils' setup.
2010-04-29sort: use long doubles for general numeric modePádraig Brady
* src/sort.c (general_numcompare): Use long doubles unconditionally, and strtold when available, to convert numbers with greater range and precision. Performance was seen to be on par with standard doubles. * doc/coreutils.texi (sort invocation): Amend the -g description to mention long double rather than double, and strtold rather than strtod. * src/getlimits.c (main): Output floating point limits for use in tests. * tests/misc/sort-float: A new test to ensure sort is using long doubles when possible, and that locale specific floats are handled. * tests/Makefile.am: Reference the new test. * tests/test-lib.sh (getlimits_): Normalize indenting. * NEWS: Mention the new behaviour. Reported by Nelson Beebe.
2010-04-20sort: fix parsing of end field in obsolescent key formatsPádraig Brady
This regression was introduced in commit 224a69b5, 2009-02-24, "sort: Fix two bugs with determining the end of field". The specific regression being that we include 1 field too many when an end field is specified using obsolescent key syntax (+POS -POS). * src/sort.c (struct keyfield): Clarify the description of the eword member, as suggested by Alan Curry. (main): When processing obsolescent format key specifications, normalize eword to a zero based count when no specific end char is given for an end field. This matches what's done when keys are specified with -k. * tests/misc/sort: Add a few more tests for the obsolescent key formats, with test 07i being the particular failure addressed by this change. * THANKS: Add Alan Curry who precisely identified the issue. * NEWS: Mention the fix. Reported by Santiago Rodríguez
2010-04-07tests: add a PATH-sanity-check to help-versionJim Meyering
* tests/misc/help-version: Sync from gzip's version. * tests/check.mk (TESTS_ENVIRONMENT): Export VERSION, as required for new help-version test.
2010-03-29tests: avoid spurious sc_prohibit_test_minus_ao syntax-check failuresJim Meyering
* tests/misc/ls-time: Change comments and diagnostics. * tests/misc/xattr: Likewise.
2010-03-26nice,chroot: use more standard option parsingPádraig Brady
Related to the 2010-03-25 commit, 88d4b346, "timeout: use more standard option parsing". * src/nice.c (main): Don't use parse_long_options() which is a helper for commands that don't have any long options specific to them. * src/chroot.c (main): Likewise. * tests/misc/nice-fail: Remove a case that now passes due to us accepting multiple instances of the --help and --version options. * tests/misc/chroot-fail: Likewise.
2010-03-26timeout: use more standard option parsingKim Hansen
* src/timeout.c (main): Don't use parse_long_options() which is a helper for commands that don't have any long options specific to them. * tests/misc/timeout-parameters: Remove a case that now passes due to us accepting multiple instances of the --help and --version options. * THANKS: Add the author. Signed-off-by: Pádraig Brady <P@draigBrady.com>
2010-03-19tests: change help-version to per-program functionsPaolo Bonzini
* help-version: Change each *_args variable to a *_setup function.
2010-03-16timeout: add the --kill-after optionPádraig Brady
Based on a report from Kim Hansen who wanted to send a KILL signal to the monitored command when `timeout` itself received a termination signal. Rather than changing such a signal into a KILL, we provide the more general mechanism of sending the KILL after the specified grace period. * src/timeout.c (cleanup): If a non zero kill delay is specified, (re)set the alarm to that delay, after which a KILL signal will be sent to the process group. (usage): Mention the new option. Separate the description of DURATION since it's now specified in 2 places. Clarify that the duration is an integer. (parse_duration): A new function refactored from main(), since this logic is now called for two parameters. (main): Parse the -k option. * doc/coreutils.texi (timeout invocation): Describe the new --kill-after option and use @display rather than @table to show the duration suffixes. Clarify that a duration of 0 disables the associated timeout. * tests/misc/timeout-parameters: Check invalid --kill-after. * tests/misc/timeout: Check a valid --kill-after works. * NEWS: Mention the new feature.
2010-03-01sort: fix issues with month sorting in some localesPádraig Brady
* src/sort.c (char fold_toupper[]): Change to unsigned so as the correct comparisons are made in getmonth(). This fixes unibyte locales where abbreviated months have characters that are > 0x7F, but it also works for multibyte locales with the caveat that multibyte characters are matched case sensitively. With this change, the following example sorts correctly: $ echo -e "1 márta\n2 Feabhra" | LANG=ga_IE.utf8 sort -k2,2M 2 Feabhra 1 márta * src/sort.c (inittables): Since we ignore blanks around months in the input, don't include them when they're present in the locale. With this change, the following example sorts correctly: $ echo -e "1 2月\n2 1月" | LANG=ja_JP.utf8 sort -k2,2M 2 1月 1 2月 * tests/misc/sort-month: A new test to exercise the above cases. * tests/Makefile.am: Reference the new test. * NEWS: Mention the fix.
2010-02-25expr: clarify error messageEric Blake
* src/expr.c (eval4, eval3): Clarify that expr expects integers, and not the broader category of numbers. * tests/misc/expr: Update test accordingly. Suggested by Dan Jacobson.
2010-02-07tests: include help-version test settings used by gzip and grepJim Meyering
* tests/misc/help-version: ...the better to keep this file in sync.
2010-02-02tests: fix various timeout racesPádraig Brady
Prompted by the continuous integration build failure at: http://hydra.nixos.org/build/277485 * tests/misc/timeout: Set all expected timeouts to 1s and all unexpected timeouts to 10s. In this way, tests normally proceed quickly but may delay up to 10s before reporting failures. * tests/ls/infloop: Likewise. * tests/tail-2/pid: Likewise. * tests/tail-2/pipe-f: Likewise. * tests/tail-2/wait: Likewise. * tests/dd/skip-seek-past-dev: Likewise.
2010-02-01join: make -t '' operate on the whole linePádraig Brady
Previously passing an empty parameter to -t would raise an error, but now it means to treat each line as a single field for matching. This matches the default operation of `sort` which is usually used in conjunction with join. * src/join.c (main): Set the field delimiter to '\n' if an empty parameter is passed to -t. (usage): Mention the operation of -t ''. * tests/misc/join: Add 2 new tests, for the existing -t '\0' and the new -t '' functionality. * doc/coreutils.texi (join invocation): Mention that join -t '' always operates on the whole line, while join -t '\0' usually does. * NEWS: Mention the change in behavior.
2010-02-01join: add --header option to always output the first lineAssaf Gordon
This essentially allows one to use --check-order with headings. Note join without --check-order will already handle the common case where headings do match in each file, however using --check-order will fail often when the header sorts after the first line of data. Note also that this will join header lines from each file even if they don't match, with headings from the first file being used. * NEWS: Mention the new option. * doc/coreutils.texi (join invocation): Describe the new option. * src/join.c (usage): Likewise. (join): Join the header lines unconditionally. * tests/misc/join: Add 5 new tests.
2010-02-01ls --color: don't emit a final no-op escape sequenceJim Meyering
* src/ls.c (main): With --color, avoid emitting the final color- resetting escape sequence when it would be a no-op. * tests/ls/color-clear-to-eol: Adjust expected output accordingly. * tests/ls/color-dtype-dir: Likewise. * tests/ls/multihardlink: Likewise. * tests/ls/stat-free-symlinks: Likewise. * tests/misc/ls-misc: Likewise. * NEWS (Changes in behavior): Mention it. C de-Avillez rebased and adapted four of the new sl-dangle* tests in tests/misc/ls-misc. Reported by Jim Avera in http://bugs.launchpad.net/ubuntu/+source/coreutils/+bug/494663
2010-01-13tests: don't silently skip the sort-version testsJim Meyering
* tests/misc/sort-version: Don't use <<- and indented here-doc contents. s/<<-/<</ and unindent the here-document contents. Otherwise, bash would ignore the indented delimiter and use EOF, thus silently skipping this test. OpenBSD5.4's shell reported the failure: $ printf 'cat<<-x\n foo\n x\n'|sh sh: <stdin>[4]: here document `x' unclosed [Exit 1] by contrast, bash warns but still exits successfully: $ printf 'cat<<-x\n foo\n x\n'|bash && echo you lose bash: line 3: warning: here-document at line 1 delimited by \ end-of-file (wanted `x') foo x you lose
2010-01-01ls: fix color of broken symlinks colored as targetEric Blake
* src/ls.c (print_color_indicator): When using 'LINK target' in dircolors, treat broken symlink as C_ORPHAN. * tests/misc/ls-misc (sl-dangle2, sl-dangle3, sl-dangle4) (sl-dangle5): Test for it, and add more coverage. * NEWS: Document it. * THANKS: Update. Reported by Chris Jones.
2010-01-01maint: add a few copyrights; remove obsolete README fileJim Meyering
* tests/README: Remove long-obsolete file. * tests/Makefile.am (EXTRA_DIST): Remove README. * tests/misc/truncate-dir-fail: Add copyright comment. * tests/misc/selinux: Likewise. * tests/misc/chcon: Likewise. * tests/misc/chcon-fail: Likewise. * tests/sample-test: Use only 2010 in this list.
2010-01-01maint: update all FSF copyright year lists to include 2010Jim Meyering
Use this command: git ls-files | grep -v COPYING \ | xargs env UPDATE_COPYRIGHT_USE_INTERVALS=1 \ build-aux/update-copyright
2009-12-23wc: line-buffer the printed countsPádraig Brady
* src/wc.c (main): Set stdout to line buffered mode to ensure parallel running instances don't intersperse their output. This adds 6.5% to the run time in the worst case of many zero length files, but has neglible impact for standard sized files. * tests/misc/wc-parallel: New test for atomic output. * tests/Makefile.am: Reference it. * NEWS: Mention the fix This is similar to commit 710fe413, 20-10-2009, "md5sum, sha*sum, sum: line-buffer the printed checksums"
2009-12-10tests: avoid spurious failure when run via valgrindJim Meyering
* tests/misc/printenv: Ignore LD_PRELOAD differences.
2009-12-08maint: remove an erroneous commentPádraig Brady
* tests/misc/timeout: Remove an erroneous comment introduced through copy and paste.
2009-12-08sort: fix failure if sort's parent has ignored SIGCHLDPádraig Brady
* src/sort.c (main): Reset the SIGCHLD handler to the default as otherwise wait() could return an error. * tests/misc/sort-compress: Set the CHLD handler in a subshell to SIG_IGN to ensure the sort command resets it to SIG_DFL. * NEWS: Mention the fix.
2009-12-08timeout: fix failure if timeout's parent has ignored SIGCHLDPádraig Brady
* src/timeout.c (main): Reset the SIGCHLD handler to the default as otherwise wait() could return -1 and set errno to ECHILD. This condition was ignored until commit 0b1dcf33, on 31-08-2009, "timeout: defensive handling of all wait() errors" but subsequently timeout would run the command correctly but then fail with an error message. * tests/misc/timeout: In a subshell set the CHLD handler to SIG_IGN to ensure the timeout command resets it to SIG_DFL. * NEWS: Mention the fix.
2009-12-08tests: fix stty-row-col failure on small fixed terminalsPádraig Brady
* tests/misc/stty-row-col: Linux virtual consoles at least, issue an error if you try to increase their size, so skip the test if we can't increase the dimensions of the tty by 1 cell. Reported by Matthew Burgess.
2009-12-08tests: fix stty failure with serial control settingsPádraig Brady
* tests/misc/stty: Don't check the serial control settings as these are ignored by various Linux kernels. Reported by Matthew Burgess.
2009-11-20maint: correct comments in test scriptsJim Meyering
* tests/misc/pwd-long: Fix spelling of cygwin1.dll in comment. * tests/rm/fail-eperm: Likewise. Reported by Eric Blake.
2009-11-19tests: avoid spurious failures due to insecure directory in PATHJim Meyering
These tests perform no PATH search, and used to simply delete PATH from the environment. However, that is not portable, as seen on Cygwin, where cygwin.dll must be resolvable via PATH when starting a sub-shell. With commit 0cc04241, we took the alternate approach of untainting the incoming $ENV{PATH}, but that fails when it contains an other-writable directory. Instead, now we hard code it to '/bin:/usr/bin'. * tests/misc/pwd-long: Hard code $ENV{PATH} to a safe value. * tests/rm/fail-eperm: Likewise. Reported by Gilles Espinasse, Andreas Schwab, and Bauke Jan Douma.
2009-11-14tests: help-version: exit nonzero when $built_programs is emptyJim Meyering
* tests/misc/help-version: Use "Exit 1", rather than "Exit $fail" with fail defined to 0 when $built_programs is empty.
2009-11-14tests: avoid a spurious failure on a loaded systemPádraig Brady
* tests/misc/timeout-parameters: This test could fail due to the 1-second timeout expiring before a command of "no_such" could be exec'd and fail. Increase to 10 seconds.