1. From: =?utf-8?q?Michal_Bukovsk=C3=BD?=
<michal.bukovsky@firma.seznam.cz>
To: undisclosed-recipients: ;
Subject: =?utf-8?q?Nov=C3=BD_Email=2Ecz?=
Date: Sat, 26 May 2012 16:00:00 +0200 (CEST)
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Petabyte sem, petabyte tam
Na HW ani SW se fakt nedá spolehnout
No a co teprve na server house

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Content-Type: text/x-petabyte-storage
Web
Internet
POP3
Ebox
IMAP
SMTP
DH1 DH2 DH3
00*, 11*, ... 00*, 11*, ... 22*, 33*, …
Princip rozložení:
EMAIL → 0011223344556677 → DH1

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Content-Type: text/x-acid
msg journal abook
333
1: <0x1, 30> 1: <0x11, 10> 1: 1:
(msg: {rm 1}, msg: {ins 2}, abook...)
2: <0x3>, 33> 2: <0x3>, 33> 2: 2:
3: <0x9>, 22> 3: <0x9>, 22> 3: 3:
4: <0x2>, 44> 4: <0x2>, 44> 4: 4: <0x6>, 11>
0x1 0x1
0x6
0x2 0x2
0x3 0x3
.
.
.
.
.
.

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FS K/V Cache App RPC JS
I. naplnění cache II. aplikační kód
III. commit
TxRW_t tx("/path/to/user/storage");
tx->messages->deliver(msg);
tx.commit();

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Content-Type: text/x-replication
Ebox NG Ebox TTC
ID: 2, 4, 6, 8, .... ID: 1, 3, 5, ....
Proxy
Internet
Replikační log:
{ { {
msg: {...} msg: {...} msg: {...}
id: 3 id: 4 id: 1
vclock: {0, 1, 123456} vclock: {2, 1, 123460} vclock: {8, 0, 123477}
} } }

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Content-Type: text/x-replication-set-vs-set
Ebox NG Ebox TTC
{ {
flags: {unread = true} flags: {unread = true}
body: "Ahoj, ......" body: "Ahoj, ......"
vclock: {0, 0, 123456} vclock: {0, 0, 123456}
} }
{ {
flags: {unread = false} flags: {unread = false}
body: "Ahoj, ......" body: "Ahoj, ......"
vclock: {0, 1, 123460} vclock: {1, 0, 123461}
} }
{ {
flags: {unread = false} flags: {unread = false}
body: "Ahoj, ......" body: "Ahoj, ......"
vclock: {1, 1, 123461} vclock: {1, 1, 123461}
} }

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Content-Type: text/x-replication-set-vs-remove
Ebox NG Ebox TTC
{ {
flags: {unread = false} flags: {unread = false}
body: "Ahoj, ......" body: "Ahoj, ......"
vclock: {0, 0, 123456} vclock: {0, 0, 123456}
} }
{ {
flags: {unread = true} flags: {unread = false}
body: "Ahoj, ......" body: "Ahoj, ......"
vclock: {0, 1, 123460} vclock: {1, 0, 123456}
} }
{ {
flags: {unread = true} flags: {unread = true}
body: "Ahoj, ......" body: "Ahoj, ......"
vclock: {0, 1, 123460} vclock: {0, 1, 123460}
} }

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Content-Type: text/x-questions
Děkuji za pozornost
Michal Bukovský <michal.bukovsky@firma.seznam.cz>
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