}
        buf.append(File.separator);
        buf.append("gc-").append(getExecuteType()).append(".log");
        buf.append(":utctime,pid,tags:filecount=5,filesize=64m");
        return jvmOptions(buf.toString());
    }

    public ExecJob jvmOptions(final String... options) {
        Collections.addAll(jvmOptions, options);
        return this;
    }