Osa-Icc | IBM 990 specs

Draft Document for Review April 7, 2004 6:15 pm						6947ch06.fm

Software Requirements	z/VM	z/VM	z/VM	VSE/	VSE/	TPF	Linuxon
	V5.1	V4.4	V3.1	ESA	ESA	V4.1	zSeries a
			and	V2.7	V2.6
			V4.3	and
				z/VSE
Functions				V3.1

24 processors within a single logical partition	X						X

Internal spanned channels	X	X	X	X			X

External spanned channels	X	X	X				X

Adapter Interruption (CHPID types FCP and OSD)	X	X		Xc			X
V=V support for CHPID types FCP, OSD, and IQD	X	X

HiperSockets	X	X	Xd				X
VLAN (IEEE 802.1q)							X

Broadcast for IPv4 packets	X	X					X

HiperSockets Network Concentrator	X	X	Xe				X
16-port ESCON feature	X	X	X	X	X	X	X

FICON Express (CHPID type FCV)	X	X	X	X	X	Xf
FICON Express (CHPID type FC)	X	X	X	X	X	Xf	X
FICON Express (CHPID type FCP)	Xg	X	Xh	Xi			X
FCP SAN Management							Xj
SCSI IPL for FCP	Xk	Xl					X
Cascaded FICON Directors (CHPID types FC and	X	X		X	X	Xf	X
FCP) including CTC

OSA-Express GbE (CHPID type OSD)	X	X	X	X	X	Xm	X
OSA-Express 1000BASE-T Ethernet	X	X	X	X	X		X

OSA-Express Integrated Console Controller	X	Xn		X	X	X
(OSA-ICC)

OSA-Express Token Ring	X	X	X	X	X		X

Checksum offload for IPv4 packets							X

z/VM VLAN (IEEE 802.1q) support	Xo	Xp
Linux on zSeries VLAN (IEEE 802.1q) support							Xq
Intrusion Detection Services							Xr
OSA/SF Java GUI	X	X	X	X	X

OSA port name relief	X	X	Xs
OSA-Express Direct SNMP subagent support							Xt

a. Current distributions are: SUSE SLES7, and SLES8, Red Hat RHEL 3.0, Turbolinux TLES 8, and Conectiva CLEE.

b. Dynamic I/O configuration for LCSS 0 only. c. CHPID type OSD only.

Chapter 6. Software support 149

990 specifications

The IBM 990 series, often referred to in the context of IBM's pioneering efforts in the realm of mainframe computing, represents a unique chapter in the history of information technology. Introduced in the late 1960s, the IBM 990 series was designed as a powerful tool for enterprise-level data processing and scientific calculations, showcasing the company's commitment to advancing computing capabilities.

One of the main features of the IBM 990 was its architecture, which was built to support a wide range of applications, from business processing to complex scientific computations. The system employed a 32-bit word length, which was advanced for its time, allowing for more flexible and efficient data handling. CPUs in the IBM 990 series supported multiple instructions per cycle, which contributed significantly to the overall efficiency and processing power of the machines.

The technology behind the IBM 990 was also notable for its use of solid-state technology. This provided a shift away from vacuum tube systems that were prevalent in earlier computing systems, enhancing the reliability and longevity of the hardware. The IBM 990 series utilized core memory, which was faster and more reliable than the magnetic drum memory systems that had been standard up to that point.

Another defining characteristic of the IBM 990 was its extensibility. Organizations could configure the machine to suit their specific needs by adding memory, storage, and peripheral devices as required. This modular approach facilitated the growth of systems alongside the technological and operational demands of the business environments they served.

In terms of software, the IBM 990 series was compatible with a variety of operating systems and programming environments, including FORTRAN and COBOL, enabling users to access a broader array of applications. This versatility was a significant advantage, making the IBM 990 an appealing choice for educational institutions, research facilities, and enterprises alike.

Moreover, the IBM 990 was engineered to support multiprocessing, which allowed multiple processes to run simultaneously, further increasing its effectiveness in tackling complex computing tasks.

In summary, the IBM 990 series represents a significant advancement in computing technology during the late 20th century. With a robust architecture, versatile configuration options, and a focus on solid-state technology, the IBM 990 facilitated substantial improvements in data processing capabilities, making it a cornerstone for many businesses and academic institutions of its time. Its impact can still be seen today in the continued evolution of mainframe computing.

IBM 990 manual Osa-Icc

Models: 990

Software Requirements

Linuxon

V5.1

ESA

V4.1

V2.7

(OSA-ICC)

990 specifications