-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Amos, I think, auds queue must be buffered more better and smoother. On some OS (I've tested) peak loads leads performance degradation. Periodically. That is why I'm not using aufs. 15.07.15 20:39, Amos Jeffries пишет: > On 16/07/2015 1:51 a.m., Stakres wrote: >> Hi Fred, >> tests from my side: >> DISKD with TCP_HIT objects: 564KB/s with wget, the same url you have tested. >> AUFS with TCP_HITS objects: 47.8M/s, same wget, same squid, same url, same >> all. >> >> Wget with AUFS: >> Length: 10095849 (9.6M) [application/x-msdos-program] >> Saving to: `youtube_downloader_hd_setup-2.9.9.23.exe' >> 100%[======================================>] 10,095,849 47.9M/s in 0.2s >> 2015-07-15 15:48:29 (47.9 MB/s) - `youtube_downloader_hd_setup-2.9.9.23.exe' >> saved >> >> All, >> We have switched some ISPs from DISKD to AUFS this morning, the "queue >> congestion" appears at the begining then disappears from the cache.log. For >> how long, nobody knows... > > > Doh. Sorry its been so long I had forgotten one detail ... > > Squid AUFS starts with a relatively short I/O queue length (8 entries) > and auto-grows it as needed by doubling the limit and displaying the > congestion message. On any busy proxy this can be seen for a while after > startup, then possibly during the first traffic peak after that. It is > not a problem unless it keeps growing indefinitely or appears suddenly > without a matching traffic spike (possible sign of disk failure). > > I'm applying a patch to raise the baseline queue length from 8 to 8K, > and reporting in each message what the limit was changed to. That should > get rid of a dozen entries in your logs, and help show whats going on in > the remainder. > > Amos > > _______________________________________________ > squid-users mailing list > squid-users@xxxxxxxxxxxxxxxxxxxxx > http://lists.squid-cache.org/listinfo/squid-users -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBCAAGBQJVpnVJAAoJENNXIZxhPexGu5wIAMXIBY+tGHxMgjD5MnICAQq8 ziwovReJYHM9i4QApC0mnB8/7UV/aXkRge+EcC1fJCQT4Hf4ZqaboikmZ3nxbMw+ Tfr0t2uQ2Hnd1le/EqVZ4/+wvDIVuqcP7Il8sRve9i2guQeZVhus8DtSQYYU/9GQ 6Fwdyt3kcl7CfTdsrGpf38x0O/YwMyc6OYrIewm35EesCI0kbVDED1tnOeFKo96S 8mBbrmqTlK/b3hoyDGirRpI485t1lS+46PF95RGS3ynVUAAY0z+6Z5BrgfHo7y5g oEUonXjKtqoFxjJLlvzBJxtHylzK9MYcdPnaKHDTFFs2K2+rPF/Q6rELqxFSbv4= =kgZp -----END PGP SIGNATURE----- _______________________________________________ squid-users mailing list squid-users@xxxxxxxxxxxxxxxxxxxxx http://lists.squid-cache.org/listinfo/squid-users
