This stacking behavior ensures that middlewares are executed in a predictable and controllable order.

## Other middlewares { #other-middlewares }

You can later read more about other middlewares in the [Advanced User Guide: Advanced Middleware](../advanced/middleware.md){.internal-link target=_blank}.

resources in many different ways and solutions exist to prevent this from
happening (e.g., rate limits, ACLs, monitors to restart broken servers).

### Model sharing

If the multitenant design allows sharing models, make sure that tenants and
users are aware of the security risks detailed here and that they are going to
be practically running code provided by other users. Currently there are no good

 * Prefer to alternate IP addresses from different address families, (IPv6 / IPv4), starting with IPv6.
 * Don't start a new attempt until 250 ms after the most recent attempt was started.
 * Keep whichever TCP connection succeeds first and cancel all the others.

    }

    /**
     * Writes a 16-bit integer value to a byte array in little-endian format
     * @param val the value to write
     * @param dst the destination byte array
     * @param dstIndex the starting index in the destination array
     */
    public static void writeInt2(final long val, final byte[] dst, int dstIndex) {
        dst[dstIndex] = (byte) val;
        dstIndex++;
        dst[dstIndex] = (byte) (val >> 8);

[2020-01-01 00:00:00] Q10000 starting              : OkHttp ConnectionPool
[2020-01-01 00:00:00] Q10000 run again after 300 s : OkHttp ConnectionPool
[2020-01-01 00:00:00] Q10000 finished run in   1 ms: OkHttp ConnectionPool
[2020-01-01 00:00:00] Q10001 scheduled after   0 µs: OkHttp squareup.com applyAndAckSettings
[2020-01-01 00:00:00] Q10001 starting              : OkHttp squareup.com applyAndAckSettings

        return getBytes(str, UNI_ENCODING);
    }

    /**
     * Encodes a string into ASCII bytes.
     *
     * @param str the string to encode
     * @return the string as bytes (ASCII)
     */
    public static byte[] getASCIIBytes(final String str) {
        return getBytes(str, ASCII_ENCODING);
    }

    /**
     * Encodes a string into bytes using the OEM encoding from the configuration.
     *

     * The first 8 bytes of this are placed in the signature field.
     *
     * @param data
     *            The data.
     * @param offset
     *            The starting offset at which the SMB header begins.
     * @param length
     *            The length of the SMB data starting at offset.
     * @param request
     *            request message
     * @param response
     *            response message
     */

      tags:
        - key: name
          value: pick* # match objects with tag 'name', all values starting with 'pick'
      metadata:
        - key: content-type
          value: image/* # match objects with 'content-type', all values starting with 'image/'
      size:
        lessThan: "10MiB" # match objects with size less than this value (e.g. 10MiB)

        echo "### NOT starting on installation, please execute the following statements to configure fess service to start automatically using chkconfig"
        echo " sudo chkconfig --add fess"
        echo "### You can start fess service by executing"
        echo " sudo service fess start"

    elif command -v update-rc.d >/dev/null; then

      tags:
         - key: "name"
           value: "pick*" # match objects with tag 'name', with all values starting with 'pick'

      metadata:
         - key: "content-type"
           value: "image/*" # match objects with 'content-type', with all values starting with 'image/'

#    notify:
#      endpoint: "https://notify.endpoint" # notification endpoint to receive job status events