My personal zFS filesystem is compressed (using zfsadm compress) $ zfsadm fsinfo -aggregate OMVS.PROD.SY010A.ZFS File System Name: OMVS.PROD.SY010A.ZFS Status: RW,NS,EN,CO
Legend: RW=Read-write, NS=Mounted NORWSHARE, EN=Encrypted, CO=Compressed Sent from ProtonMail, Swiss-based encrypted email. GPG Public Key - https://api.protonmail.ch/pks/lookup?op=get&search=markjac...@protonmail.com ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐ On Friday, January 8th, 2021 at 11:20 AM, PINION, RICHARD W. <rpin...@firsthorizon.com> wrote: > That's a definitive answer, thanks. > > -----Original Message----- > > From: IBM Mainframe Discussion List IBM-MAIN@LISTSERV.UA.EDU On Behalf Of > Seymour J Metz > > Sent: Friday, January 8, 2021 11:08 AM > > To: IBM-MAIN@LISTSERV.UA.EDU > > Subject: Re: ZFS using zEDC hardware compression > > [External Email. Exercise caution when clicking links or opening attachments.] > > A zFS is stored in a VSAM linear data set. I found "Only extended-format > key-sequenced data sets can be compressed." at > https://www.ibm.com/support/knowledgecenter/en/SSLTBW_2.1.0/com.ibm.zos.v2r1.idad400/compdta.htm > > > ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- > > Shmuel (Seymour J.) Metz > > http://mason.gmu.edu/~smetz3 > > From: IBM Mainframe Discussion List [IBM-MAIN@LISTSERV.UA.EDU] on behalf of > PINION, RICHARD W. [rpin...@firsthorizon.com] > > Sent: Friday, January 8, 2021 10:00 AM > > To: IBM-MAIN@LISTSERV.UA.EDU > > Subject: ZFS using zEDC hardware compression > > Can a ZFS dataset be defined with the DATACLAS zEDC compression option? I'm > looking for a way to reduce the size of our SMPNTS datasets. > > Confidentiality notice: > > This e-mail message, including any attachments, may contain legally > privileged and/or confidential information. If you are not the intended > recipient(s), or the employee or agent responsible for delivery of this > message to the intended recipient(s), you are hereby notified that any > dissemination, distribution, or copying of this e-mail message is strictly > prohibited. If you have received this message in error, please immediately > notify the sender and delete this e-mail message from your computer. > > ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- > > For IBM-MAIN subscribe / signoff / archive access instructions, send email to > lists...@listserv.ua.edu with the message: INFO IBM-MAIN > > --------------------------------------------------------------------------------------------------------------------------------------- > > For IBM-MAIN subscribe / signoff / archive access instructions, send email to > lists...@listserv.ua.edu with the message: INFO IBM-MAIN > > --------------------------------------------------------------------------------------------------------------------------------------- > > For IBM-MAIN subscribe / signoff / archive access instructions, > > send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
