vzctl created a bunch of snapshots by itself for no apparent reason. Where would you suggest I look for logs and find out why it happened. It did happen for VEs with previous snapshot and with no previous snapshots.
From vzctl log.
2014-05-22T08:31:43-0400 vzctl : CT 432 : Creating snapshot {3a1da162-7485-459e-987e-2c18eb7239a6}
2014-05-22T08:31:43-0400 : Creating snapshot dev=/dev/ploop14773 img=/vz/private/432/root.hdd/root.hdd.{e8fef096-d608-44c0-9acc-7a3057955879}
2014-05-22T08:31:43-0400 : ploop snapshot {3a1da162-7485-459e-987e-2c18eb7239a6} has been successfully created
2014-05-22T08:53:53-0400 vzctl : CT 435 : Creating snapshot {8641eae4-b86f-4320-a134-6fca6dfd11f6}
2014-05-22T08:53:53-0400 : Creating snapshot dev=/dev/ploop51471 img=/vz/private/435/root.hdd/root.hdd.{669d9061-3fcc-431a-9b2b-58a74291224f}
2014-05-22T08:53:53-0400 : ploop snapshot {8641eae4-b86f-4320-a134-6fca6dfd11f6} has been successfully created
2014-05-22T09:06:52-0400 vzctl : CT 436 : Creating snapshot {25b30178-fc0c-44be-a2b6-171a7f3c9989}
2014-05-22T09:06:52-0400 : Creating snapshot dev=/dev/ploop58082 img=/vz/private/436/root.hdd/root.hdd.{05f1360f-9138-4cf9-b7f7-eb95e23dba02}
2014-05-22T09:06:52-0400 : ploop snapshot {25b30178-fc0c-44be-a2b6-171a7f3c9989} has been successfully created
2014-05-22T09:22:07-0400 vzctl : CT 439 : Creating snapshot {2be92cd9-4268-474b-8ab0-b7dbf533d017}
2014-05-22T09:22:07-0400 : Creating snapshot dev=/dev/ploop25241 img=/vz/private/439/root.hdd/root.hdd.{3912e100-d9e1-44ec-bbe7-f46eecfe4cd8}
2014-05-22T09:22:08-0400 : ploop snapshot {2be92cd9-4268-474b-8ab0-b7dbf533d017} has been successfully created
2014-05-22T09:45:11-0400 vzctl : CT 440 : Creating snapshot {30ae6deb-cc6e-4d3b-8807-b12c8239ff9a}
2014-05-22T09:45:11-0400 : Creating snapshot dev=/dev/ploop44968 img=/vz/private/440/root.hdd/root.hdd.{1646d5a4-af64-455d-bc65-ce0993c1c223}
2014-05-22T09:45:11-0400 : ploop snapshot {30ae6deb-cc6e-4d3b-8807-b12c8239ff9a} has been successfully created
2.6.32-042stab088.4
vzctl version 4.6
Thank you in advance.