Noah Watkins dotnwat
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| CC=gcc | |
| CFLAGS=-Wall | |
| kaio-workload:%: %.c | |
| $(CC) $(CFLAGS) -o $@ $< -laio | |
| clean: | |
| rm -f *.o kaio-workload |
dotnwat
/ lua_weak_table_example.diff
Created
February 26, 2013 19:59
Demonstrates how a weak table in Lua can be used to prevent GC on a C++ object that has other C++ object references to it.
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| diff --git a/lua_rados.cc b/lua_rados.cc | |
| index 33a7ab7..d48d525 100644 | |
| --- a/lua_rados.cc | |
| +++ b/lua_rados.cc | |
| @@ -19,6 +19,8 @@ | |
| #define LRAD_TIOCTX_T "Rados.IoctxT" | |
| #define LRAD_BL_T "Rados.Bufferlist" | |
| +static char reg_key_rados_refs; | |
| + |
dotnwat
/ ceph_pg_dump_parse.py
Last active
December 16, 2015 04:09
wip parser for 'ceph pg dump' output
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| import re | |
| import argparse | |
| class PGDumpParser(object): | |
| _OSDS = r'\[(?P<up>.+)\].*\[(?P<acting>.+)\]' | |
| _PGSTAT = r'(?P<pool>\d+)\.(?P<pg>\d+)' | |
| _PGINFO = r'^%s.*%s.*$' % (_PGSTAT, _OSDS) | |
| _PGINFO_RE = re.compile(_PGINFO) | |
| @staticmethod |
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| # | |
| # Automatically generated file; DO NOT EDIT. | |
| # Linux/x86 3.9.0 Kernel Configuration | |
| # | |
| CONFIG_64BIT=y | |
| CONFIG_X86_64=y | |
| CONFIG_X86=y | |
| CONFIG_INSTRUCTION_DECODER=y | |
| CONFIG_OUTPUT_FORMAT="elf64-x86-64" | |
| CONFIG_ARCH_DEFCONFIG="arch/x86/configs/x86_64_defconfig" |
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| #include <sys/types.h> | |
| #include <sys/stat.h> | |
| #include <sys/mman.h> | |
| #include <fcntl.h> | |
| #include <unistd.h> | |
| #include <stdio.h> | |
| #include <stdlib.h> | |
| #include <string.h> | |
| #include <getopt.h> | |
| #include <netcdf.h> |
dotnwat
/ mutex.tp.diff
Created
September 25, 2014 16:22
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| commit 873b53923069d5dc50b0a54348987a48e1b7a7ba | |
| Author: Noah Watkins <noahwatkins@gmail.com> | |
| Date: Fri May 30 14:13:12 2014 -0700 | |
| tracing: bootstrap lttng-ust with mutex events | |
| See src/tracing/README.md | |
| Signed-off-by: Noah Watkins <noahwatkins@gmail.com> |
dotnwat
/ gist:534bdd24ecd26c13cfe9
Created
February 26, 2015 20:46
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| def deepest_array(array, index): | |
| sub_array = array[index[0]] | |
| for component in index[1:-1]: | |
| sub_array = sub_array[component] | |
| return sub_array | |
| def get_val(array, index): | |
| return deepest_array(array, index)[index[-1]] | |
| def set_val(array, index, value): |
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| /* | |
| * Single task, one mapping. | |
| */ | |
| #include "legion.h" | |
| using namespace LegionRuntime::HighLevel; | |
| using namespace LegionRuntime::Accessor; | |
| enum TaskIDs { | |
| TOP_LEVEL_TASK_ID, |
dotnwat
/ ceph-deploy-single-node.sh
Last active
February 4, 2016 00:16
Setup Ceph and Run RADOS Hello World
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| #!/bin/bash | |
| set -x | |
| set -e | |
| set -u | |
| CEPHDIR=$1 | |
| DATA=${2:-} | |
| JRNL=${3:-} | |
| NODE=`hostname` |
dotnwat
/ gasnet_hello.c
Created
March 1, 2016 18:02
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| // | |
| // gcc -Wall -DGASNET_PAR -I/usr/include/ibv-conduit -pthread -o gasnet_test gasnet_test.c -lgasnet-ibv-par -libverbs | |
| // | |
| #include <gasnet.h> | |
| #include <stdio.h> | |
| #define GASNET_SAFE(fncall) do { \ | |
| int _retval; \ | |
| if ((_retval = fncall) != GASNET_OK) { \ | |
| fprintf(stderr, "ERROR calling: %s\n" \ |
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