Boots – shoes – and leggings
Patent
1989-05-30
1992-04-28
Heckler, Thomas M.
Boots, shoes, and leggings
364DIG1, 3642816, 3642817, G06F 946
Patent
active
051095114
ABSTRACT:
In a method of and a system for managing access to shared resource elements between processes subjected to parallel processing by use of a hash table under a multiprocessor environment or a multi-task processing environment, each of entries of the hash table pointer information indicative of a pointer to any one of the resource elements, counter information for holding the occurrence of registration into the hash table and counter information for limiting the number of times of search for has table entry, and the entry of the hash table is updated by an instruction which performs as inseparable operation of referring to a status variable on a main storage and updating the status variable in accordance with the value thereof. Thereby, the management of data suitable for high-speed access to a large quantity of data elements on the main storage can be performed with no lock operation under the multiprocessor environment or the multi-task processing environment.
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patent: 4847754 (1989-07-01), Obermarck et al.
Nitta Jun
Yamamoto Shoji
Yoneda Shigeru
Heckler Thomas M.
Hitachi , Ltd.
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