rgs debian log

1 files changed, 227 insertions, 0 deletions

diff --git a/_rgs/response_generation_sendfile.c.debian.strace.log.txt b/_rgs/response_generation_sendfile.c.debian.strace.log.txt
new file mode 100644
index 0000000..263b001
--- /dev/null
+++ b/_rgs/response_generation_sendfile.c.debian.strace.log.txt
@@ -0,0 +1,227 @@
+execve("./build/response_generation_sendfile", ["./build/response_generation_send"...], [/* 21 vars */]) = 0                                                                                   
+brk(NULL)                               = 0x2342000                                                                                                                                            
+access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)                                                                                                                
+access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or directory)                                                                                                                
+open("/usr/local/lib/tls/x86_64/libmicrohttpd.so.12", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)                                                                              
+stat("/usr/local/lib/tls/x86_64", 0x7fffe65b4540) = -1 ENOENT (No such file or directory)                                                                                                      
+open("/usr/local/lib/tls/libmicrohttpd.so.12", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)                                                                                     
+stat("/usr/local/lib/tls", 0x7fffe65b4540) = -1 ENOENT (No such file or directory)                                                                                                             
+open("/usr/local/lib/x86_64/libmicrohttpd.so.12", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)                                                                                  
+stat("/usr/local/lib/x86_64", 0x7fffe65b4540) = -1 ENOENT (No such file or directory)                                                                                                          
+open("/usr/local/lib/libmicrohttpd.so.12", O_RDONLY|O_CLOEXEC) = 3                                                                                                                             
+read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\320F\0\0\0\0\0\0"..., 832) = 832                                                                                                       
+fstat(3, {st_mode=S_IFREG|0755, st_size=404704, ...}) = 0                                                                                                                                      
+mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe104a5f000 
+mmap(NULL, 2229200, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fe10461d000
+mprotect(0x7fe10463d000, 2093056, PROT_NONE) = 0                                                                  
+mmap(0x7fe10483c000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1f000) = 0x7fe10483c000
+close(3)                                = 0                                               
+open("/usr/local/lib/libc.so.6", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)          
+open("/home/ng0/opt/lib/tls/x86_64/libc.so.6", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)        
+stat("/home/ng0/opt/lib/tls/x86_64", 0x7fffe65b4510) = -1 ENOENT (No such file or directory)                                                                                                   open("/home/ng0/opt/lib/tls/libc.so.6", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+stat("/home/ng0/opt/lib/tls", 0x7fffe65b4510) = -1 ENOENT (No such file or directory)
+open("/home/ng0/opt/lib/x86_64/libc.so.6", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)           
+stat("/home/ng0/opt/lib/x86_64", 0x7fffe65b4510) = -1 ENOENT (No such file or directory)
+open("/home/ng0/opt/lib/libc.so.6", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+stat("/home/ng0/opt/lib", 0x7fffe65b4510) = -1 ENOENT (No such file or directory)
+open("/home/ng0/dev/prefix/lib/tls/x86_64/libc.so.6", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)  
+stat("/home/ng0/dev/prefix/lib/tls/x86_64", 0x7fffe65b4510) = -1 ENOENT (No such file or directory)                                          
+open("/home/ng0/dev/prefix/lib/tls/libc.so.6", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)   
+stat("/home/ng0/dev/prefix/lib/tls", 0x7fffe65b4510) = -1 ENOENT (No such file or directory)
+open("/home/ng0/dev/prefix/lib/x86_64/libc.so.6", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
+stat("/home/ng0/dev/prefix/lib/x86_64", 0x7fffe65b4510) = -1 ENOENT (No such file or directory)                  
+open("/home/ng0/dev/prefix/lib/libc.so.6", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)                    
+stat("/home/ng0/dev/prefix/lib", 0x7fffe65b4510) = -1 ENOENT (No such file or directory)                               
+open("/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3                                                   
+fstat(3, {st_mode=S_IFREG|0644, st_size=25943, ...}) = 0                                                          
+mmap(NULL, 25943, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7fe104a58000                                                                                                          
+close(3)                                = 0                                    
+access("/etc/ld.so.nohwcap", F_OK)     e= -1sENOENT (No such file or directory)
+open("/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3                                                                                                           
+read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0\4\2\0\0\0\0\0"..., 832) = 832                                                          
+fstat(3, {st_mode=S_IFREG|0755, st_size=1689360, ...}) = 0                                        
+mmap(NULL, 3795296, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fe10427e000
+mprotect(0x7fe104413000, 2097152, PROT_NONE) = 0                                                                  
+mmap(0x7fe104613000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x195000) = 0x7fe104613000
+mmap(0x7fe104619000, 14688, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fe104619000
+close(3)                                = 0                                                   
+access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)           
+open("/usr/lib/x86_64-linux-gnu/libgnutls.so.30", O_RDONLY|O_CLOEXEC) = 3
+read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@\275\2\0\0\0\0\0"..., 832) = 832                                                                                                       
+fstat(3, {st_mode=S_IFREG|0644, st_size=1670752, ...}) = 0
+mmap(NULL, 3771208, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fe103ee5000                         
+mprotect(0x7fe10406f000, 2097152, PROT_NONE) = 0                                                                                                                                     [118/1664]
+mmap(0x7fe10426f000, 57344, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x18a000) = 0x7fe10426f000
+mmap(0x7fe10427d000, 2888, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fe10427d000
+close(3)                                = 0
+access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
+open("/lib/x86_64-linux-gnu/libpthread.so.0", O_RDONLY|O_CLOEXEC) = 3
+read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0Pa\0\0\0\0\0\0"..., 832) = 832
+fstat(3, {st_mode=S_IFREG|0755, st_size=135440, ...}) = 0
+mmap(NULL, 2212936, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fe103cc8000
+mprotect(0x7fe103ce0000, 2093056, PROT_NONE) = 0
+mmap(0x7fe103edf000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x17000) = 0x7fe103edf000
+mmap(0x7fe103ee1000, 13384, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fe103ee1000
+close(3)                                = 0
+access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
+open("/lib/x86_64-linux-gnu/libz.so.1", O_RDONLY|O_CLOEXEC) = 3
+read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\300!\0\0\0\0\0\0"..., 832) = 832
+fstat(3, {st_mode=S_IFREG|0644, st_size=105088, ...}) = 0
+mmap(NULL, 2200072, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fe103aae000
+mprotect(0x7fe103ac7000, 2093056, PROT_NONE) = 0
+mmap(0x7fe103cc6000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x18000) = 0x7fe103cc6000
+close(3)                                = 0
+access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
+open("/usr/lib/x86_64-linux-gnu/libp11-kit.so.0", O_RDONLY|O_CLOEXEC) = 3
+read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0\26\1\0\0\0\0\0"..., 832) = 832
+fstat(3, {st_mode=S_IFREG|0644, st_size=411688, ...}) = 0
+mmap(NULL, 2507952, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fe103849000
+mprotect(0x7fe1038a3000, 2093056, PROT_NONE) = 0
+mmap(0x7fe103aa2000, 49152, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x59000) = 0x7fe103aa2000
+close(3)                                = 0
+access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
+open("/lib/x86_64-linux-gnu/libidn.so.11", O_RDONLY|O_CLOEXEC) = 3
+read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 .\0\0\0\0\0\0"..., 832) = 832
+fstat(3, {st_mode=S_IFREG|0644, st_size=210968, ...}) = 0
+mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe104a56000
+mmap(NULL, 2306096, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fe103615000
+mprotect(0x7fe103647000, 2097152, PROT_NONE) = 0
+mmap(0x7fe103847000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x32000) = 0x7fe103847000
+close(3)                                = 0
+access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
+open("/usr/lib/x86_64-linux-gnu/libtasn1.so.6", O_RDONLY|O_CLOEXEC) = 3
+read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\20+\0\0\0\0\0\0"..., 832) = 832
+fstat(3, {st_mode=S_IFREG|0644, st_size=75776, ...}) = 0
+mmap(NULL, 2171592, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fe103402000
+mprotect(0x7fe103413000, 2097152, PROT_NONE) = 0
+mmap(0x7fe103613000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x11000) = 0x7fe103613000
+close(3)                                = 0
+access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
+open("/usr/lib/x86_64-linux-gnu/libnettle.so.6", O_RDONLY|O_CLOEXEC) = 3
+read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\20\225\0\0\0\0\0\0"..., 832) = 832
+fstat(3, {st_mode=S_IFREG|0644, st_size=224504, ...}) = 0
+mmap(NULL, 2319552, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fe1031cb000
+mprotect(0x7fe103200000, 2093056, PROT_NONE) = 0
+mmap(0x7fe1033ff000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x34000) = 0x7fe1033ff000
+close(3)                                = 0
+access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
+open("/usr/lib/x86_64-linux-gnu/libhogweed.so.4", O_RDONLY|O_CLOEXEC) = 3                                                                                                             [63/1664]
+read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0000x\0\0\0\0\0\0"..., 832) = 832
+fstat(3, {st_mode=S_IFREG|0644, st_size=216776, ...}) = 0
+mmap(NULL, 2311792, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fe102f96000
+mprotect(0x7fe102fc9000, 2097152, PROT_NONE) = 0
+mmap(0x7fe1031c9000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x33000) = 0x7fe1031c9000
+close(3)                                = 0
+access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
+open("/usr/lib/x86_64-linux-gnu/libgmp.so.10", O_RDONLY|O_CLOEXEC) = 3
+read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\200\305\0\0\0\0\0\0"..., 832) = 832
+fstat(3, {st_mode=S_IFREG|0644, st_size=537448, ...}) = 0
+mmap(NULL, 2632576, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fe102d13000
+mprotect(0x7fe102d94000, 2097152, PROT_NONE) = 0
+mmap(0x7fe102f94000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x81000) = 0x7fe102f94000
+close(3)                                = 0
+access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
+open("/usr/lib/x86_64-linux-gnu/libffi.so.6", O_RDONLY|O_CLOEXEC) = 3
+read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\240\31\0\0\0\0\0\0"..., 832) = 832
+fstat(3, {st_mode=S_IFREG|0644, st_size=35296, ...}) = 0
+mmap(NULL, 2131560, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fe102b0a000
+mprotect(0x7fe102b11000, 2097152, PROT_NONE) = 0
+mmap(0x7fe102d11000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x7000) = 0x7fe102d11000
+close(3)                                = 0
+access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
+open("/lib/x86_64-linux-gnu/libdl.so.2", O_RDONLY|O_CLOEXEC) = 3
+read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\200\r\0\0\0\0\0\0"..., 832) = 832
+fstat(3, {st_mode=S_IFREG|0644, st_size=14640, ...}) = 0
+mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe104a54000
+mmap(NULL, 2109680, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fe102906000
+mprotect(0x7fe102909000, 2093056, PROT_NONE) = 0
+mmap(0x7fe102b08000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0x7fe102b08000
+close(3)                                = 0
+mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fe104a52000
+arch_prctl(ARCH_SET_FS, 0x7fe104a52700) = 0
+mprotect(0x7fe104613000, 16384, PROT_READ) = 0
+mprotect(0x7fe102b08000, 4096, PROT_READ) = 0
+mprotect(0x7fe102d11000, 4096, PROT_READ) = 0
+mprotect(0x7fe102f94000, 4096, PROT_READ) = 0
+mprotect(0x7fe1033ff000, 8192, PROT_READ) = 0
+mprotect(0x7fe1031c9000, 4096, PROT_READ) = 0
+mprotect(0x7fe103613000, 4096, PROT_READ) = 0
+mprotect(0x7fe103847000, 4096, PROT_READ) = 0
+mprotect(0x7fe103edf000, 4096, PROT_READ) = 0
+mprotect(0x7fe103aa2000, 40960, PROT_READ) = 0
+mprotect(0x7fe103cc6000, 4096, PROT_READ) = 0
+mprotect(0x7fe10426f000, 53248, PROT_READ) = 0
+mprotect(0x7fe10483c000, 4096, PROT_READ) = 0
+mprotect(0x601000, 4096, PROT_READ)     = 0
+mprotect(0x7fe104a61000, 4096, PROT_READ) = 0
+munmap(0x7fe104a58000, 25943)           = 0
+set_tid_address(0x7fe104a529d0)         = 1026
+set_robust_list(0x7fe104a529e0, 24)     = 0
+rt_sigaction(SIGRTMIN, {sa_handler=0x7fe103ccdbd0, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7fe103cd90e0}, NULL, 8) = 0
+rt_sigaction(SIGRT_1, {sa_handler=0x7fe103ccdc60, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fe103cd90e0}, NULL, 8) = 0
+rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
+getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0                                                                                                                    
+futex(0x7fe103aad460, FUTEX_WAKE_PRIVATE, 2147483647) = 0
+brk(NULL)                               = 0x2342000
+brk(0x2363000)                          = 0x2363000
+getrandom("0", 1, GRND_NONBLOCK)        = 1
+stat("/etc/gnutls/default-priorities", 0x7fffe65b4eb0) = -1 ENOENT (No such file or directory)
+socket(AF_INET, SOCK_STREAM|SOCK_CLOEXEC, IPPROTO_IP) = 3
+setsockopt(3, SOL_SOCKET, SO_REUSEADDR, [1], 4) = 0
+bind(3, {sa_family=AF_INET, sin_port=htons(8888), sin_addr=inet_addr("0.0.0.0")}, 16) = 0
+listen(3, 128)                          = 0
+fcntl(3, F_GETFL)                       = 0x2 (flags O_RDWR)
+fcntl(3, F_SETFL, O_RDWR|O_NONBLOCK)    = 0
+epoll_create1(EPOLL_CLOEXEC)            = 4
+epoll_ctl(4, EPOLL_CTL_ADD, 3, {EPOLLIN, {u32=37089456, u64=37089456}}) = 0
+mmap(NULL, 8392704, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fe102105000
+mprotect(0x7fe102105000, 4096, PROT_NONE) = 0
+clone(child_stack=0x7fe102904ff0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tidptr=0x7fe10290$
+9d0, tls=0x7fe102905700, child_tidptr=0x7fe1029059d0) = 1027
+fstat(0, {st_mode=S_IFCHR|0620, st_rdev=makedev(136, 1), ...}) = 0
+read(0, strace: Process 1027 attached
+ <unfinished ...>
+[pid  1027] set_robust_list(0x7fe1029059e0, 24) = 0
+[pid  1027] prctl(PR_SET_NAME, "MHD-single") = 0
+[pid  1027] epoll_wait(4, [{EPOLLIN, {u32=37089456, u64=37089456}}], 128, -1) = 1
+[pid  1027] accept4(3, {sa_family=AF_INET, sin_port=htons(43702), sin_addr=inet_addr("127.0.0.1")}, [28->16], SOCK_CLOEXEC|SOCK_NONBLOCK) = 5
+[pid  1027] mmap(NULL, 134217728, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_NORESERVE, -1, 0) = 0x7fe0fa105000
+[pid  1027] munmap(0x7fe0fa105000, 32485376) = 0
+[pid  1027] munmap(0x7fe100000000, 34623488) = 0
+[pid  1027] mprotect(0x7fe0fc000000, 135168, PROT_READ|PROT_WRITE) = 0
+[pid  1027] epoll_ctl(4, EPOLL_CTL_ADD, 5, {EPOLLIN|EPOLLPRI|EPOLLOUT|EPOLLET, {u32=4227860672, u64=140604277262528}}) = 0
+[pid  1027] accept4(3, 0x7fe102904280, [28], SOCK_CLOEXEC|SOCK_NONBLOCK) = -1 EAGAIN (Resource temporarily unavailable)
+[pid  1027] epoll_wait(4, [{EPOLLIN|EPOLLOUT, {u32=4227860672, u64=140604277262528}}], 128, -1) = 1
+[pid  1027] recvfrom(5, "GET / HTTP/1.1\r\nHost: localhost:"..., 16384, 0, NULL, NULL) = 78
+[pid  1027] open("a.txt", O_RDONLY)     = 6
+[pid  1027] fstat(6, {st_mode=S_IFREG|0644, st_size=1, ...}) = 0
+[pid  1027] open("/etc/localtime", O_RDONLY|O_CLOEXEC) = 7
+[pid  1027] fstat(7, {st_mode=S_IFREG|0644, st_size=2335, ...}) = 0
+[pid  1027] fstat(7, {st_mode=S_IFREG|0644, st_size=2335, ...}) = 0
+[pid  1027] read(7, "TZif2\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\t\0\0\0\t\0\0\0\0"..., 4096) = 2335
+[pid  1027] lseek(7, -1476, SEEK_CUR)   = 859
+[pid  1027] read(7, "TZif2\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\t\0\0\0\t\0\0\0\0"..., 4096) = 1476
+[pid  1027] close(7)                    = 0
+[pid  1027] setsockopt(5, SOL_TCP, TCP_CORK, [1], 4) = 0
+[pid  1027] sendto(5, "HTTP/1.1 200 OK\r\nConnection: Kee"..., 99, MSG_NOSIGNAL, NULL, 0) = 99
+[pid  1027] setsockopt(5, SOL_TCP, TCP_CORK, [0], 4) = 0
+[pid  1027] setsockopt(5, SOL_TCP, TCP_NODELAY, [1], 4) = 0
+[pid  1027] setsockopt(5, SOL_TCP, TCP_NODELAY, [0], 4) = 0
+[pid  1027] setsockopt(5, SOL_TCP, TCP_CORK, [1], 4) = 0
+[pid  1027] setsockopt(5, SOL_TCP, TCP_CORK, [0], 4) = 0
+[pid  1027] setsockopt(5, SOL_TCP, TCP_NODELAY, [1], 4) = 0
+[pid  1027] sendfile(5, 6, [0] => [1], 1) = 1
+[pid  1027] setsockopt(5, SOL_TCP, TCP_CORK, [0], 4) = 0
+[pid  1027] close(6)                    = 0
+[pid  1027] setsockopt(5, SOL_TCP, TCP_NODELAY, [0], 4) = 0
+[pid  1027] epoll_wait(4, [{EPOLLIN|EPOLLOUT, {u32=4227860672, u64=140604277262528}}], 128, -1) = 1
+[pid  1027] recvfrom(5, "", 16384, 0, NULL, NULL) = 0
+[pid  1027] shutdown(5, SHUT_WR)        = 0
+[pid  1027] epoll_ctl(4, EPOLL_CTL_DEL, 5, NULL) = 0
+[pid  1027] close(5)                    = 0
+[pid  1027] epoll_wait(4,  <unfinished ...>
+[pid  1026] <... read resumed> 0x235f6e0, 1024) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
+[pid  1026] --- SIGWINCH {si_signo=SIGWINCH, si_code=SI_KERNEL} ---
+[pid  1026] read(0, ^Cstrace: Process 1026 detached
+ <detached ...>
+strace: Process 1027 detached