Author Archives: mezzantrop

About mezzantrop

12+ years of experience in large SAN and storage environments: mainly Hitachi, HP and Brocade. Now I am a proud SAN/storage IBMer. Redbooks author. The BeaST – storage-system concept inventor. Empty – expect-like tool developer. FreeBSD enthusiast.

Funny Windows 10 Task manager

New MS Windows 10 has just surprised me with an empty task-manager hiding all processes under the “More details” button. Advertisements

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A simple way to visualize IBM SVC/Storwize performance

Recently I wrote a set of tools to collect and display in CLI performance statistic of IBM Spectrum Virtualize: SVC and Storwize systems. Using various protocols it’s possible to get both detailed performance for each vdisk, mdisk or drive as … Continue reading

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Азерот, Митрион, Зинтас…

… а вернее, Атбаш, Цезарь и Виженер. Древняя криптография дневника №3 Шестипалого автора из Гравити Фолз получила продолжение. Дело в том, что оба заказчика как-то не слишком высоко оценили текстовый терминал и скрипт на Python, поэтому шифровальную машинку пришлось переделывать на … Continue reading

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Well done, JavaScript. Well done!

Arithmetic:

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Quickly report alive IPv6 addresses on the network

While searching a robust solution to discover all alive hosts on the local IPv6 subnet, I have found the easiest way except, probably, ndp is to ping … no, not each of them, but the multicast address ff02::1 and then … Continue reading

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My article about scripting is included into the “IBM System Storage SAN Volume Controller and Storwize V7000 Best Practices and Performance Guidelines” Redbook

The latest draft of the famous “IBM System Storage SAN Volume Controller and Storwize V7000 Best Practices and Performance Guidelines” book is already on the IBM Redbooks site. And this year I was lucky to take part in writing it. … Continue reading

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Атбаш, Цезарь и Виженер в Гравити Фолз

На новый год Дед Мороз подарил сыну Дневник №3 неизвестного автора из Гравити Фолз. Папа теперь разгадывает коды и шифры. Загадок в книжке полно, пришлось на коленке написать коротенький скрипт для для раскодирования кодов Атбаш, Цезарь и Виженер. Для несчастных родителей или … Continue reading

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