strace: Process 155 attached with 11 threads
strace: Process 557 attached
strace: Process 558 attached
strace: Process 559 attached
strace: Process 560 attached
strace: Process 561 attached
strace: Process 574 attached
strace: Process 577 attached
strace: Process 578 attached
strace: Process 155 detached
strace: Process 239 detached
strace: Process 266 detached
strace: Process 267 detached
strace: Process 268 detached
strace: Process 274 detached
strace: Process 275 detached
strace: Process 276 detached
strace: Process 277 detached
strace: Process 306 detached
strace: Process 314 detached