We use a zabbix_send to send some data to zabbix server, sometimes we lose some values, there is no error with zabbix_send command but there is a deadlock message in zabbix server log.

5272:20140905:112846.983 [Z3005] query failed: [1213] Deadlock found when
trying to get lock; try restarting transaction [insert into history (itemid,
clock,ns,value) values (23924,1409909324,652099333,97.382080),(24704,
1409909324,657767674,0.910510),(23264,1409909324,657767677,2.071186),(24584,
1409909324,662823990,98.645050),(24104,1409909324,667969311,97.381378),
(24404,1409909324,686709908,0.000000),(25036,1409909324,1689478,1.008725),
(25037,1409909325,1689482,1.002255),(25038,1409909325,1689486,0.993211),
(25039,1409909325,1689490,1.001397),(25026,1409909325,1689491,19.761384),
(25035,1409909325,1689492,7.725000),(25040,1409909325,1689496,1.001397),
(25027,1409909325,1689497,19.761384),(25028,1409909325,1689498,1.000000),
(24967,1409909325,1689499,4.905467),(24968,1409909325,1689503,4.909267),
(24705,1409909325,669177564,0.000000),(23265,1409909325,669207487,0.000000),
(24225,1409909325,676410392,97.397430),(23625,1409909325,676444448,9.907282),
(24345,1409909325,680195499,85.465894),(24969,1409909325,1689507,4.837822),
(24105,1409909325,685184471,99.982815),(23925,1409909325,698488232,
99.982815),(24405,1409909325,700201431,1.010014),(24970,1409909324,1689511,
4.884186),(24957,1409909324,1689512,44.516497),(24966,1409909324,1689513,
25.412500),(24971,1409909324,1689517,4.884186),(24958,1409909325,1689518,
44.516497),(24959,1409909325,1689519,1.000000),(24706,1409909326,704295904,
1.244886),(24406,1409909326,710867873,11.688536),(23266,1409909326,710907212,
0.000000),(24106,1409909326,714339513,99.999833),(24346,1409909326,723155112,
91.462517),(23926,1409909326,724210167,99.998625),(25126,1409909326,
726541829,100.000000),(24226,1409909326,728341968,99.982815);
]