你好。我积累了大量的 Discourse 图片，今天决定在 /var/discourse 中运行“launcher cleanup”。没有问题，收回了一些空间，之后一切运行正常。但现在当我运行 rsync 进行常规备份时，我收到了“verification”错误，文件名为“if you need to delete this raise an issue!”（见下文）。有什么办法可以解决这个问题吗？谢谢！
160,904,025 0% 606.12kB/s 0:04:19 (xfr#89, ir-chk=2960/11742698)
var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/8481640fdb03a31432d5ad438417ff8b0a2776ee
160,904,472 0% 575.84kB/s 0:04:32 (xfr#90, ir-chk=2706/11743975)
rsync: read errors mapping \"/var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/84853b1401c6de69a545b8734c98cf80aa7066b9\": Input/output error (5)
var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/84853b1401c6de69a545b8734c98cf80aa7066b9
160,904,802 0% 556.29kB/s 0:04:42 (xfr#91, ir-chk=2705/11743975)
rsync: read errors mapping \"/var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/84fdd1fa55c4aafa195700caafb980ee63eb7660\": Input/output error (5)
var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/84fdd1fa55c4aafa195700caafb980ee63eb7660
160,905,383 0% 539.25kB/s 0:04:51 (xfr#92, ir-chk=2704/11743975)
rsync: read errors mapping \"/var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/8481640fdb03a31432d5ad438417ff8b0a2776ee\": Input/output error (5)
var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/8481640fdb03a31432d5ad438417ff8b0a2776ee
160,905,830 0% 530.29kB/s 0:04:56 (xfr#93, ir-chk=2706/11743975)
rsync: read errors mapping \"/var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/84853b1401c6de69a545b8734c98cf80aa7066b9\": Input/output error (5)
var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/84853b1401c6de69a545b8734c98cf80aa7066b9
160,906,160 0% 522.55kB/s 0:05:00 (xfr#94, ir-chk=2705/11743975)
rsync: read errors mapping \"/var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/84fdd1fa55c4aafa195700caafb980ee63eb7660\": Input/output error (5)
var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/84fdd1fa55c4aafa195700caafb980ee63eb7660
160,906,741 0% 514.68kB/s 0:05:05 (xfr#95, ir-chk=2704/11743975)
rsync: read errors mapping \"/var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/8481640fdb03a31432d5ad438417ff8b0a2776ee\": Input/output error (5)
var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/8481640fdb03a31432d5ad438417ff8b0a2776ee
160,906,741 0% 514.68kB/s 0:05:05 (xfr#95, ir-chk=2706/11743975)
rsync: read errors mapping \"/var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/84853b1401c6de69a545b8734c98cf80aa7066b9\": Input/output error (5)
var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/84853b1401c6de69a545b8734c98cf80aa7066b9
160,906,741 0% 514.68kB/s 0:05:05 (xfr#95, ir-chk=2705/11743975)
rsync: read errors mapping \"/var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/84fdd1fa55c4aafa195700caafb980ee63eb7660\": Input/output error (5)
ERROR: var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/8481640fdb03a31432d5ad438417ff8b0a2776ee failed verification -- update discarded.
ERROR: var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/84853b1401c6de69a545b8734c98cf80aa7066b9 failed verification -- update discarded.
ERROR: var/lib/docker/overlay2/768455f3b0f19758d2404d9b7b5f3eaa07795b39fabc2d876f9eee4bdc7f0998/diff/tmp/discourse/if-you-need-to-delete-this-open-an-issue-async-disk-cache/3301f420539a1205713f47252e7779bda3a7bb4f/84fdd1fa55c4aafa195700caafb980ee63eb7660 failed verification -- update discarded.