corpus.blog
41554 blogs · [ { "id": "01a08791-dab8-7298-89bc-a1a967dde6d0", "title": "Mounting a UFS2 volume on Ubuntu from .raw", "url": "https://jrs-s.net/2026/08/28/mounting-a-ufs2-volume-on-ubuntu-from-raw/", "published_at": "2026-08-28T19:59:58+00:00" }, { "id": "01a08791-dab9-7299-8d68-b3e27da3e680", "title": "Ubuntu 26.04, KVM, netplan, and NetworkManager", "url": "https://jrs-s.net/2026/07/02/ubuntu-26-04-kvm-netplan-and-networkmanager/", "published_at": "2026-07-03T04:36:38+00:00" }, { "id": "01a08791-dab9-7299-8d68-b3e27e4aa4eb", "title": "Configuring systemd-resolved to use custom DNS", "url": "https://jrs-s.net/2026/04/24/configuring-systemd-resolved-to-use-custom-dns/", "published_at": "2026-04-25T00:40:50+00:00" }, { "id": "01a08791-dab9-7299-8d68-b3e27e6f0bc8", "title": "Please STOP trusting email.", "url": "https://jrs-s.net/2025/10/30/please-stop-trusting-email/", "published_at": "2025-10-30T21:21:32+00:00" }, { "id": "01a08791-dab9-7299-8d68-b3e27f6e665a", "title": "Rustdesk Server on Ubuntu 22.04", "url": "https://jrs-s.net/2025/08/11/rustdesk-server-on-ubuntu-22-04/", "published_at": "2025-08-11T18:26:51+00:00" }, { "id": "01a08791-dab9-7299-8d68-b3e27fc3d246", "title": "Salter’s Screwdriver Theory of Latency", "url": "https://jrs-s.net/2025/05/15/salters-screwdriver-theory-of-latency/", "published_at": "2025-05-15T18:44:12+00:00" }, { "id": "01a08791-dab9-7299-8d68-b3e27fd2f79e", "title": "TPM errors in Windows 11", "url": "https://jrs-s.net/2025/04/03/tpm-errors-in-windows-11/", "published_at": "2025-04-03T21:21:31+00:00" }, { "id": "01a08791-dab9-7299-8d68-b3e280b283f7", "title": "Windows, KVM, and time zones", "url": "https://jrs-s.net/2024/10/16/windows-kvm-and-time-zones/", "published_at": "2024-10-16T17:36:41+00:00" }, { "id": "01a08791-dab9-7299-8d68-b3e28147fbe4", "title": "Adventures in network repair", "url": "https://jrs-s.net/2023/09/30/adventures-in-network-repair/", "published_at": "2023-09-30T19:16:25+00:00" }, { "id": "01a08791-dab9-7299-8d68-b3e2817519ea", "title": "PSA: Cannot open Credentials Manager", "url": "https://jrs-s.net/2022/05/12/psa-cannot-open-credentials-manager/", "published_at": "2022-05-12T17:45:05+00:00" }, { "id": "01a0bb45-3dd2-73de-8f40-2e10f836c943", "title": "520 byte sectors and Ubuntu", "url": "https://jrs-s.net/2022/01/26/520-byte-sectors-and-ubuntu/", "published_at": "2022-01-26T18:18:26+00:00" }, { "id": "01a0bb45-3dd2-73de-8f40-2e10f9024f20", "title": "WSL2, keychain, /etc/hosts and you", "url": "https://jrs-s.net/2021/11/17/wsl2-keychain-etc-hosts-and-you/", "published_at": "2021-11-17T20:44:09+00:00" }, { "id": "01a0bb45-3dd2-73de-8f40-2e10f9e9a100", "title": "When NOTHING else will remove a half-installed .deb package", "url": "https://jrs-s.net/2020/05/05/when-nothing-else-will-remove-a-half-installed-deb-package/", "published_at": "2020-05-05T23:19:46+00:00" }, { "id": "01a0bb45-3dd2-73de-8f40-2e10faaa2740", "title": "When static routes on pfSense are ignored", "url": "https://jrs-s.net/2020/03/20/when-static-routes-on-pfsense-are-ignored/", "published_at": "2020-03-20T16:58:36+00:00" }, { "id": "01a0bb45-3dd2-73de-8f40-2e10fadc277a", "title": "Rebalancing data on ZFS mirrors", "url": "https://jrs-s.net/2020/03/10/rebalancing-data-on-zfs-mirrors/", "published_at": "2020-03-11T00:58:46+00:00" }, { "id": "01a0bb45-3dd2-73de-8f40-2e10fb7c8950", "title": "Estimating space occupied by multiple ZFS snapshots", "url": "https://jrs-s.net/2020/02/08/estimating-space-occupied-by-multiple-zfs-snapshots/", "published_at": "2020-02-08T23:21:53+00:00" }, { "id": "01a0bb45-3dd2-73de-8f40-2e10fc2deb24", "title": "Heads up—Let’s Encrypt and Dovecot", "url": "https://jrs-s.net/2020/02/05/heads-up-lets-encrypt-and-dovecot/", "published_at": "2020-02-05T17:34:22+00:00" }, { "id": "01a0bb45-3dd3-737e-b955-7041c0b66c5f", "title": "Fixing clock drift in Windows VMs under KVM", "url": "https://jrs-s.net/2020/01/27/fixing-clock-drift-in-windows-vms-under-kvm/", "published_at": "2020-01-27T18:28:08+00:00" }, { "id": "01a0bb45-3dd3-737e-b955-7041c0e0bbdd", "title": "Why can’t I get to the internet on my new OpnSense install?!", "url": "https://jrs-s.net/2020/01/19/why-cant-i-get-to-the-internet-on-my-new-opnsense-install/", "published_at": "2020-01-19T22:51:00+00:00" }, { "id": "01a0bb45-3dd3-737e-b955-7041c10061e2", "title": "Static routing through VPN servers in OpnSense", "url": "https://jrs-s.net/2020/01/19/static-routing-through-vpn-servers-in-opnsense/", "published_at": "2020-01-19T22:44:13+00:00" }, { "id": "01a0bb55-61ef-7199-ae26-ba9ae1dfe611", "title": "Fixing Outlook 2016 “Either there is no default mail client…”", "url": "https://jrs-s.net/2019/12/16/fixing-outlook-2016-either-there-is-no-default-mail-client/", "published_at": "2019-12-17T00:15:14+00:00" }, { "id": "01a0bb55-61ef-7199-ae26-ba9ae2d395c1", "title": "Importing WireGuard configs on mobile", "url": "https://jrs-s.net/2019/07/24/importing-wireguard-configs-on-mobile/", "published_at": "2019-07-24T21:30:10+00:00" }, { "id": "01a0bb55-61ef-7199-ae26-ba9ae2df9f7c", "title": "zfs set sync=disabled", "url": "https://jrs-s.net/2019/07/20/zfs-set-syncdisabled/", "published_at": "2019-07-21T03:32:12+00:00" }, { "id": "01a0bb55-61ef-7199-ae26-ba9ae38d83f2", "title": "Continuously updated iostat", "url": "https://jrs-s.net/2019/06/04/continuously-updated-iostat/", "published_at": "2019-06-04T23:29:40+00:00" }, { "id": "01a0bb55-61ef-7199-ae26-ba9ae42751db", "title": "Ubuntu 18.04 hung at update-grub 66%", "url": "https://jrs-s.net/2019/05/31/ubuntu-18-04-hung-at-update-grub-66/", "published_at": "2019-05-31T20:56:19+00:00" }, { "id": "01a0bb55-61ef-7199-ae26-ba9ae4dea8a2", "title": "Installing WordPress on Apache the modern way", "url": "https://jrs-s.net/2019/05/25/installing-wordpress-on-apache-the-modern-way/", "published_at": "2019-05-25T18:40:31+00:00" }, { "id": "01a0bb55-61ef-7199-ae26-ba9ae549dc27", "title": "ZFS sync/async + ZIL/SLOG, explained", "url": "https://jrs-s.net/2019/05/02/zfs-sync-async-zil-slog/", "published_at": "2019-05-02T17:13:04+00:00" }, { "id": "01a0bb55-61ef-7199-ae26-ba9ae647f011", "title": "About ZFS recordsize", "url": "https://jrs-s.net/2019/04/03/on-zfs-recordsize/", "published_at": "2019-04-03T20:04:40+00:00" }, { "id": "01a0bb55-61ef-7199-ae26-ba9ae69d2e1c", "title": "Reverse proxy + Let’s Encrypt CertBot", "url": "https://jrs-s.net/2018/12/22/reverse-proxy-lets-encrypt-certbot/", "published_at": "2018-12-22T18:49:48+00:00" }, { "id": "01a0bb55-61ef-7199-ae26-ba9ae6b75462", "title": "Disable Twitter vibration on Android (8.0 and up)", "url": "https://jrs-s.net/2018/12/17/disable-twitter-vibration-on-android-8-0-and-up/", "published_at": "2018-12-17T19:12:09+00:00" }, { "id": "01a0bb5b-0111-73a4-954f-98b727fa7eb6", "title": "VLANs with KVM guests on Ubuntu 18.04 / netplan", "url": "https://jrs-s.net/2018/09/12/vlans-with-kvm-guests-on-ubuntu-18-04-netplan/", "published_at": "2018-09-12T22:42:11+00:00" }, { "id": "01a0bb5b-0111-73a4-954f-98b728f2dd70", "title": "ZFS write allocation in 0.7.x", "url": "https://jrs-s.net/2018/08/24/zfs-write-allocation-in-0-7-x/", "published_at": "2018-08-24T19:38:37+00:00" }, { "id": "01a0bb5b-0111-73a4-954f-98b7297eb3ec", "title": "ZFS tuning cheat sheet", "url": "https://jrs-s.net/2018/08/17/zfs-tuning-cheat-sheet/", "published_at": "2018-08-17T22:46:05+00:00" }, { "id": "01a0bb5b-0111-73a4-954f-98b729afeea2", "title": "Routing between wg interfaces with WireGuard", "url": "https://jrs-s.net/2018/08/05/routing-between-wg-interfaces-with-wireguard/", "published_at": "2018-08-05T23:49:53+00:00" }, { "id": "01a0bb5b-0111-73a4-954f-98b72aa7e1cc", "title": "Working VPN-gateway configs for WireGuard", "url": "https://jrs-s.net/2018/08/05/working-vpn-gateway-configs-for-wireguard/", "published_at": "2018-08-05T21:54:35+00:00" }, { "id": "01a0bb5b-0111-73a4-954f-98b72b92995e", "title": "Some testing notes on WireGuard", "url": "https://jrs-s.net/2018/08/05/some-notes-on-wireguard/", "published_at": "2018-08-05T17:23:32+00:00" }, { "id": "01a0bb5b-0111-73a4-954f-98b72c89ea1d", "title": "ZFS does NOT favor lower latency devices. Don’t mix rust disks and SSDs!", "url": "https://jrs-s.net/2018/07/14/zfs-does-not-favor-lower-latency-devices-dont-mix-rust-disks-and-ssds/", "published_at": "2018-07-14T18:59:01+00:00" }, { "id": "01a0bb5b-0111-73a4-954f-98b72d7dfddf", "title": "sample netplan config for ubuntu 18.04", "url": "https://jrs-s.net/2018/06/17/sample-netplan-config-for-ubuntu-18-04/", "published_at": "2018-06-17T06:55:00+00:00" }, { "id": "01a0bb5b-0111-73a4-954f-98b72d9c502b", "title": "Wait for network to be configured (no limit)", "url": "https://jrs-s.net/2018/06/17/wait-for-network-to-be-configured-no-limit/", "published_at": "2018-06-17T06:30:20+00:00" }, { "id": "01a0bb5b-0111-73a4-954f-98b72e9bf259", "title": "PSA: new SATA power standard / HGST 10TB drives", "url": "https://jrs-s.net/2018/05/09/psa-new-sata-power-standard-hgst-10tb-drives/", "published_at": "2018-05-09T21:27:04+00:00" }, { "id": "01a0bb63-0c6e-73b2-8de2-a94c8a010a9a", "title": "Primer: How data is stored on-disk with ZFS", "url": "https://jrs-s.net/2018/04/11/primer-how-data-is-stored-on-disk-with-zfs/", "published_at": "2018-04-11T22:59:26+00:00" }, { "id": "01a0bb63-0c6e-73b2-8de2-a94c8a45e029", "title": "How data gets imbalanced on ZFS", "url": "https://jrs-s.net/2018/04/11/how-data-gets-imbalanced-on-zfs/", "published_at": "2018-04-11T20:26:50+00:00" }, { "id": "01a0bb63-0c6e-73b2-8de2-a94c8aaf1e34", "title": "ZFS allocates writes according to free space per vdev, not latency per vdev", "url": "https://jrs-s.net/2018/04/11/zfs-allocates-writes-according-to-free-space-per-vdev-not-latency-per-vdev/", "published_at": "2018-04-11T16:29:00+00:00" }, { "id": "01a0bb63-0c6e-73b2-8de2-a94c8b7b2733", "title": "Wifi Acronym/Protocol Cheat Sheet", "url": "https://jrs-s.net/2018/03/16/wifi-acronymprotocol-cheat-sheet/", "published_at": "2018-03-16T19:15:20+00:00" }, { "id": "01a0bb63-0c6e-73b2-8de2-a94c8b7e615a", "title": "ZVOL vs QCOW2 with KVM", "url": "https://jrs-s.net/2018/03/13/zvol-vs-qcow2-with-kvm/", "published_at": "2018-03-13T18:28:39+00:00" }, { "id": "01a0bb63-0c6e-73b2-8de2-a94c8c1f1410", "title": "Boot rescue for GalliumOS / chrx on Chromebooks", "url": "https://jrs-s.net/2017/12/05/boot-rescue-for-galliumos-chrx-on-chromebooks/", "published_at": "2017-12-05T15:34:43+00:00" }, { "id": "01a0bb63-0c6e-73b2-8de2-a94c8ccd104d", "title": "Demonstrating ZFS zpool write distribution", "url": "https://jrs-s.net/2017/07/27/demonstrating-zfs-zpool-write-distribution/", "published_at": "2017-07-27T19:37:53+00:00" }, { "id": "01a0bb63-0c6e-73b2-8de2-a94c8ce764da", "title": "A comprehensive guide to fixing slow SSH logins", "url": "https://jrs-s.net/2017/07/01/slow-ssh-logins/", "published_at": "2017-07-01T22:34:02+00:00" }, { "id": "01a0bb63-0c6e-73b2-8de2-a94c8d82e412", "title": "Multiple client wifi testing", "url": "https://jrs-s.net/2017/05/18/multiple-client-wifi-testing/", "published_at": "2017-05-18T22:42:47+00:00" }, { "id": "01a0bb63-0c6e-73b2-8de2-a94c8df1e18b", "title": "ZFS clones: Probably not what you really want", "url": "https://jrs-s.net/2017/03/15/zfs-clones-probably-not-what-you-really-want/", "published_at": "2017-03-15T19:29:10+00:00" }, { "id": "01a0bb69-2b26-721f-bc09-4e93024de42b", "title": "Office 2016 for Mac on the Microsoft VLSC (Volume License Service Center) by way of TechSoup", "url": "https://jrs-s.net/2017/02/28/office-2016-for-mac-on-the-microsoft-vlsc-volume-license-service-center-by-way-of-techsoup/", "published_at": "2017-02-28T22:19:15+00:00" }, { "id": "01a0bb69-2b26-721f-bc09-4e93027aa7fe", "title": "Depressing Storage Calculator", "url": "https://jrs-s.net/2016/11/08/depressing-storage-calculator/", "published_at": "2016-11-08T17:39:06+00:00" }, { "id": "01a0bb69-2b26-721f-bc09-4e93029e6ed8", "title": "Connecting pfSense to a standard OpenVPN Server config", "url": "https://jrs-s.net/2016/10/24/connecting-pfsense-to-a-standard-openvpn-server-config/", "published_at": "2016-10-25T03:52:10+00:00" }, { "id": "01a0bb69-2b26-721f-bc09-4e9302d383a7", "title": "ZFS snapshots and cold storage", "url": "https://jrs-s.net/2016/09/15/zfs-snapshots-and-cold-storage/", "published_at": "2016-09-15T21:14:14+00:00" }, { "id": "01a0bb69-2b26-721f-bc09-4e93036df462", "title": "Verifying copies", "url": "https://jrs-s.net/2016/06/29/verifying-copies/", "published_at": "2016-06-29T23:46:09+00:00" }, { "id": "01a0bb69-2b26-721f-bc09-4e9303e46e7b", "title": "Potentially malicious filenames", "url": "https://jrs-s.net/2016/06/20/potentially-malicious-filenames/", "published_at": "2016-06-20T22:07:01+00:00" }, { "id": "01a0bb69-2b26-721f-bc09-4e9303f85c52", "title": "PSA: Snapshots are better than ZVOLs", "url": "https://jrs-s.net/2016/06/16/psa-snapshots-are-better-than-zvols/", "published_at": "2016-06-16T15:47:55+00:00" }, { "id": "01a0bb69-2b26-721f-bc09-4e93042b95d4", "title": "Could not complete SSL handshake, Socket timeout after 10 seconds with Nagios and NSClient++ 0.4x", "url": "https://jrs-s.net/2016/06/13/could-not-complete-ssl-handshake-with-nagios-and-nsclient-0-4x/", "published_at": "2016-06-13T14:45:26+00:00" }, { "id": "01a0bb69-2b26-721f-bc09-4e9304e1aa32", "title": "ZFS: Practicing failures on virtual hardware", "url": "https://jrs-s.net/2016/05/16/zfs-practicing-failures/", "published_at": "2016-05-16T17:04:31+00:00" }, { "id": "01a0bb69-2b26-721f-bc09-4e9305cc4e66", "title": "Testing copies=n resiliency", "url": "https://jrs-s.net/2016/05/09/testing-copies-equals-n-resiliency/", "published_at": "2016-05-09T20:33:22+00:00" }, { "id": "01a0bb6d-5968-730b-a22f-311fcf617503", "title": "zfs: copies=n is not a substitute for device redundancy!", "url": "https://jrs-s.net/2016/05/02/zfs-copies-equals-n/", "published_at": "2016-05-02T18:21:54+00:00" }, { "id": "01a0bb6d-5968-730b-a22f-311fd008e9e3", "title": "FIO cheat sheet", "url": "https://jrs-s.net/2015/11/23/fio-cheat-sheet/", "published_at": "2015-11-23T15:33:45+00:00" }, { "id": "01a0bb6d-5968-730b-a22f-311fd05b271b", "title": "Dual-NIC fanless Celeron 1037u router test – promising!", "url": "https://jrs-s.net/2015/11/10/dual-nic-fanless-celeron-1037u-router/", "published_at": "2015-11-10T20:09:05+00:00" }, { "id": "01a0bb6d-5968-730b-a22f-311fd09c982c", "title": "Emoji on Ubuntu Trusty", "url": "https://jrs-s.net/2015/11/02/emoji-on-ubuntu-trusty/", "published_at": "2015-11-02T17:06:01+00:00" }, { "id": "01a0bb6d-5968-730b-a22f-311fd0b5939a", "title": "Blindrename.pl – a tool to aid blinded analysis in a lab setting", "url": "https://jrs-s.net/2015/10/14/blindrename-pl-a-tool-to-aid-blinded-analysis-in-a-lab-setting/", "published_at": "2015-10-14T21:38:42+00:00" }, { "id": "01a0bb6d-5968-730b-a22f-311fd108c3e8", "title": "Another KVM storage comparison article", "url": "https://jrs-s.net/2015/10/12/another-kvm-storage-comparison-article/", "published_at": "2015-10-12T18:49:06+00:00" }, { "id": "01a0bb6d-5968-730b-a22f-311fd1dded5b", "title": "Nagios initial configuration / NSClient++ / check_nt", "url": "https://jrs-s.net/2015/10/10/nagios-initial-configuration-nsclient-check_nt/", "published_at": "2015-10-10T15:01:15+00:00" }, { "id": "01a0bb6d-5968-730b-a22f-311fd25541fb", "title": "Blank reports in SimpleInvoices", "url": "https://jrs-s.net/2015/08/19/blank-reports-in-simpleinvoices/", "published_at": "2015-08-19T14:44:52+00:00" }, { "id": "01a0bb6d-5968-730b-a22f-311fd2a21723", "title": "Reshuffling pool storage on the fly", "url": "https://jrs-s.net/2015/08/16/reshuffling-pool-storage-on-the-fly/", "published_at": "2015-08-16T16:54:22+00:00" }, { "id": "01a0bb6d-5968-730b-a22f-311fd2cf7907", "title": "libguestfs0 and ZFS on Linux in Ubuntu", "url": "https://jrs-s.net/2015/05/13/libguestfs0-and-zfs-on-linux-in-ubuntu/", "published_at": "2015-05-13T13:35:02+00:00" }, { "id": "01a0bb71-1f8a-7248-ae2a-fd36b250a9c1", "title": "ZFS compression: yes, you want this", "url": "https://jrs-s.net/2015/02/24/zfs-compression-yes-you-want-this/", "published_at": "2015-02-24T23:27:26+00:00" }, { "id": "01a0bb71-1f8a-7248-ae2a-fd36b2f7d2df", "title": "ZFS dedup: tested, found wanting", "url": "https://jrs-s.net/2015/02/24/zfs-dedup-tested-found-wanting/", "published_at": "2015-02-24T21:47:09+00:00" }, { "id": "01a0bb71-1f8a-7248-ae2a-fd36b335c645", "title": "PSA: don’t buy or trust Lenovo", "url": "https://jrs-s.net/2015/02/19/psa-dont-buy-or-trust-lenovo/", "published_at": "2015-02-19T19:36:35+00:00" }, { "id": "01a0bb71-1f8a-7248-ae2a-fd36b42f4122", "title": "Exploring copyleft", "url": "https://jrs-s.net/2015/02/11/exploring-copyleft/", "published_at": "2015-02-11T22:41:50+00:00" }, { "id": "01a0bb71-1f8a-7248-ae2a-fd36b48acb5b", "title": "ZFS: You should use mirror vdevs, not RAIDZ.", "url": "https://jrs-s.net/2015/02/06/zfs-you-should-use-mirror-vdevs-not-raidz/", "published_at": "2015-02-06T18:27:37+00:00" }, { "id": "01a0bb71-1f8a-7248-ae2a-fd36b512955f", "title": "Will ZFS and non-ECC RAM kill your data?", "url": "https://jrs-s.net/2015/02/03/will-zfs-and-non-ecc-ram-kill-your-data/", "published_at": "2015-02-03T15:42:10+00:00" }, { "id": "01a0bb71-1f8a-7248-ae2a-fd36b5e27277", "title": "Three Step Guide to X11 Forwarding", "url": "https://jrs-s.net/2015/01/30/three-step-guide-to-x11-forwarding/", "published_at": "2015-01-30T18:46:25+00:00" }, { "id": "01a0bb71-1f8a-7248-ae2a-fd36b61ffd57", "title": "Avahi killed my server :'(", "url": "https://jrs-s.net/2015/01/09/avahi-killed-my-server/", "published_at": "2015-01-09T15:46:41+00:00" }, { "id": "01a0bb71-1f8a-7248-ae2a-fd36b6853312", "title": "MSE Install fails with 0x8004FF91", "url": "https://jrs-s.net/2014/12/11/mse-install-fails-with-0x8004ff91/", "published_at": "2014-12-11T22:37:48+00:00" }, { "id": "01a0bb71-1f8a-7248-ae2a-fd36b75f4b76", "title": "The SSLv3 “POODLE” attack in a (large) nutshell", "url": "https://jrs-s.net/2014/10/15/the-sslv3-poodle-attack-in-a-large-nutshell/", "published_at": "2014-10-15T15:38:02+00:00" }, { "id": "01a0bb74-964b-71df-8840-f34124d59c54", "title": "Allowing traceroutes to succeed with iptables", "url": "https://jrs-s.net/2014/08/22/allowing-traceroutes-to-succeed-with-iptables/", "published_at": "2014-08-22T15:59:35+00:00" }, { "id": "01a0bb74-964b-71df-8840-f34124de2b7a", "title": "Selectively disabling Windows UAC for individual applications", "url": "https://jrs-s.net/2014/07/31/selectively-disabling-windows-uac-for-individual-applications/", "published_at": "2014-07-31T16:54:11+00:00" }, { "id": "01a0bb74-964b-71df-8840-f3412513e560", "title": "Fascinating insight into IT and non-profits", "url": "https://jrs-s.net/2014/07/09/fascinating-insight-into-it-and-non-profits/", "published_at": "2014-07-09T22:11:09+00:00" }, { "id": "01a0bb74-964b-71df-8840-f34125c0f04c", "title": "OpenVPN on BeagleBone Black", "url": "https://jrs-s.net/2014/06/12/openvpn-on-beaglebone-black/", "published_at": "2014-06-12T18:49:38+00:00" }, { "id": "01a0bb74-964b-71df-8840-f341267f35ae", "title": "Apache 2.4 / Ubuntu Trusty problems", "url": "https://jrs-s.net/2014/06/02/apache-2-4-ubuntu-trusty-problems/", "published_at": "2014-06-02T15:28:43+00:00" }, { "id": "01a0bb74-964b-71df-8840-f341272279bc", "title": "SELF, Jun 20-22 2014", "url": "https://jrs-s.net/2014/05/21/self-jun-20-22-2014/", "published_at": "2014-05-21T19:41:08+00:00" }, { "id": "01a0bb74-964b-71df-8840-f34127bde1e3", "title": "Using LogMeIn remote control with Linux", "url": "https://jrs-s.net/2014/04/21/using-logmein-remote-control-with-linux/", "published_at": "2014-04-21T12:24:06+00:00" }, { "id": "01a0bb74-964b-71df-8840-f341280dee2a", "title": "Heartbleed SSL vulnerability", "url": "https://jrs-s.net/2014/04/08/heartbleed-ssl-vulnerability/", "published_at": "2014-04-08T13:23:23+00:00" }, { "id": "01a0bb74-964b-71df-8840-f34128717a45", "title": "Restoring Legacy Boot (Linux Boot) on a Chromebook", "url": "https://jrs-s.net/2014/04/01/restoring-legacy-boot-linux-boot-on-a-chromebook/", "published_at": "2014-04-02T01:59:23+00:00" }, { "id": "01a0bb74-964b-71df-8840-f34128e4a899", "title": "btrfs RAID awesomeness", "url": "https://jrs-s.net/2014/02/13/btrfs-raid-awesomeness/", "published_at": "2014-02-13T17:44:15+00:00" }, { "id": "01a0bb77-cad3-72a6-b0bf-7549a7f8bc98", "title": "Slow performance with dovecot – mysql – roundcube", "url": "https://jrs-s.net/2013/07/14/slow-performance-with-dovecot-mysql-roundcube/", "published_at": "2013-07-14T15:18:18+00:00" }, { "id": "01a0bb77-cad3-72a6-b0bf-7549a805c5eb", "title": "Block common trojans in SpamAssassin", "url": "https://jrs-s.net/2013/06/14/block-common-trojans-in-spamassassin/", "published_at": "2013-06-14T18:42:40+00:00" }, { "id": "01a0bb77-cad3-72a6-b0bf-7549a8144d56", "title": "Benchmarking Windows Guests on KVM:I/O performance", "url": "https://jrs-s.net/2013/05/17/kvm-io-benchmarking/", "published_at": "2013-05-18T01:55:00+00:00" }, { "id": "01a0bb77-cad3-72a6-b0bf-7549a8fa9842", "title": "latest signed VirtIO drivers", "url": "https://jrs-s.net/2013/05/14/latest-signed-virtio-drivers/", "published_at": "2013-05-14T16:57:26+00:00" }, { "id": "01a0bb77-cad3-72a6-b0bf-7549a957e0b2", "title": "Windows Server 2012: COA label hatred", "url": "https://jrs-s.net/2013/05/02/windows-server-2012-coa-label-hatred/", "published_at": "2013-05-02T21:30:53+00:00" }, { "id": "01a0bb77-cad3-72a6-b0bf-7549aa09279a", "title": "Configuring retry duration in Postfix", "url": "https://jrs-s.net/2013/04/17/configuring-retry-duration-in-postfix/", "published_at": "2013-04-17T16:54:55+00:00" }, { "id": "01a0bb77-cad3-72a6-b0bf-7549aa36a572", "title": "Windows Server 2012 slow network/SMB/CIFS problem", "url": "https://jrs-s.net/2013/04/15/windows-server-2012-slow-networksmbcifs-problem/", "published_at": "2013-04-15T20:30:59+00:00" }, { "id": "01a0bb77-cad3-72a6-b0bf-7549aae179c0", "title": "force directory mode on Samba 3.x", "url": "https://jrs-s.net/2013/04/10/force-directory-mode-on-samba-3-x/", "published_at": "2013-04-10T21:00:32+00:00" }, { "id": "01a0bb77-cad3-72a6-b0bf-7549ab0cd89b", "title": "Windows Server 2012 / Windows 8 activation boondoggle", "url": "https://jrs-s.net/2013/03/16/windows-server-2012-windows-8-activation-boondoggle/", "published_at": "2013-03-16T16:22:11+00:00" }, { "id": "01a0bb77-cad3-72a6-b0bf-7549ab6e01ea", "title": "Getting SPICE working in Ubuntu 12.04.1-LTS", "url": "https://jrs-s.net/2012/10/27/getting-spice-working-in-ubuntu-12-04-1-lts/", "published_at": "2012-10-27T21:21:10+00:00" } ] posts Claim your blog
Back to jrs-s.net
Blog · corpus.blog/blogs/jrs-s.net/posts

jrs-s.net

jrs-s.net

2026

Mounting a UFS2 volume on Ubuntu from .raworiginal ↗
28 Aug 2026
Ubuntu 26.04, KVM, netplan, and NetworkManageroriginal ↗
3 Jul 2026
Configuring systemd-resolved to use custom DNSoriginal ↗
25 Apr 2026

2025

Please STOP trusting email.original ↗
30 Oct 2025
Rustdesk Server on Ubuntu 22.04original ↗
11 Aug 2025
Salter’s Screwdriver Theory of Latencyoriginal ↗
15 May 2025
TPM errors in Windows 11original ↗
3 Apr 2025

2024

Windows, KVM, and time zonesoriginal ↗
16 Oct 2024

2023

Adventures in network repairoriginal ↗
30 Sept 2023

2022

PSA: Cannot open Credentials Manageroriginal ↗
12 May 2022
520 byte sectors and Ubuntuoriginal ↗
26 Jan 2022

2021

WSL2, keychain, /etc/hosts and youoriginal ↗
17 Nov 2021

2020

When NOTHING else will remove a half-installed .deb packageoriginal ↗
5 May 2020
When static routes on pfSense are ignoredoriginal ↗
20 Mar 2020
Rebalancing data on ZFS mirrorsoriginal ↗
11 Mar 2020
Estimating space occupied by multiple ZFS snapshotsoriginal ↗
8 Feb 2020
Heads up—Let’s Encrypt and Dovecotoriginal ↗
5 Feb 2020
Fixing clock drift in Windows VMs under KVMoriginal ↗
27 Jan 2020
Why can’t I get to the internet on my new OpnSense install?!original ↗
19 Jan 2020
Static routing through VPN servers in OpnSenseoriginal ↗
19 Jan 2020

2019

Fixing Outlook 2016 “Either there is no default mail client…”original ↗
17 Dec 2019
Importing WireGuard configs on mobileoriginal ↗
24 Jul 2019
zfs set sync=disabledoriginal ↗
21 Jul 2019
Continuously updated iostatoriginal ↗
4 Jun 2019
Ubuntu 18.04 hung at update-grub 66%original ↗
31 May 2019
Installing WordPress on Apache the modern wayoriginal ↗
25 May 2019
ZFS sync/async + ZIL/SLOG, explainedoriginal ↗
2 May 2019
About ZFS recordsizeoriginal ↗
3 Apr 2019

2018

Reverse proxy + Let’s Encrypt CertBotoriginal ↗
22 Dec 2018
Disable Twitter vibration on Android (8.0 and up)original ↗
17 Dec 2018
VLANs with KVM guests on Ubuntu 18.04 / netplanoriginal ↗
12 Sept 2018
ZFS write allocation in 0.7.xoriginal ↗
24 Aug 2018
ZFS tuning cheat sheetoriginal ↗
17 Aug 2018
Routing between wg interfaces with WireGuardoriginal ↗
5 Aug 2018
Working VPN-gateway configs for WireGuardoriginal ↗
5 Aug 2018
Some testing notes on WireGuardoriginal ↗
5 Aug 2018
ZFS does NOT favor lower latency devices. Don’t mix rust disks and SSDs!original ↗
14 Jul 2018
sample netplan config for ubuntu 18.04original ↗
17 Jun 2018
Wait for network to be configured (no limit)original ↗
17 Jun 2018
PSA: new SATA power standard / HGST 10TB drivesoriginal ↗
9 May 2018
Primer: How data is stored on-disk with ZFSoriginal ↗
11 Apr 2018
How data gets imbalanced on ZFSoriginal ↗
11 Apr 2018
ZFS allocates writes according to free space per vdev, not latency per vdevoriginal ↗
11 Apr 2018
Wifi Acronym/Protocol Cheat Sheetoriginal ↗
16 Mar 2018
ZVOL vs QCOW2 with KVMoriginal ↗
13 Mar 2018

2017

Boot rescue for GalliumOS / chrx on Chromebooksoriginal ↗
5 Dec 2017
Demonstrating ZFS zpool write distributionoriginal ↗
27 Jul 2017
A comprehensive guide to fixing slow SSH loginsoriginal ↗
1 Jul 2017
Multiple client wifi testingoriginal ↗
18 May 2017
ZFS clones: Probably not what you really wantoriginal ↗
15 Mar 2017
Office 2016 for Mac on the Microsoft VLSC (Volume License Service Center) by way of TechSouporiginal ↗
28 Feb 2017

2016

Depressing Storage Calculatororiginal ↗
8 Nov 2016
Connecting pfSense to a standard OpenVPN Server configoriginal ↗
25 Oct 2016
ZFS snapshots and cold storageoriginal ↗
15 Sept 2016
Verifying copiesoriginal ↗
29 Jun 2016
Potentially malicious filenamesoriginal ↗
20 Jun 2016
PSA: Snapshots are better than ZVOLsoriginal ↗
16 Jun 2016
Could not complete SSL handshake, Socket timeout after 10 seconds with Nagios and NSClient++ 0.4xoriginal ↗
13 Jun 2016
ZFS: Practicing failures on virtual hardwareoriginal ↗
16 May 2016
Testing copies=n resiliencyoriginal ↗
9 May 2016
zfs: copies=n is not a substitute for device redundancy!original ↗
2 May 2016

2015

FIO cheat sheetoriginal ↗
23 Nov 2015
Dual-NIC fanless Celeron 1037u router test – promising!original ↗
10 Nov 2015
Emoji on Ubuntu Trustyoriginal ↗
2 Nov 2015
Blindrename.pl – a tool to aid blinded analysis in a lab settingoriginal ↗
14 Oct 2015
Another KVM storage comparison articleoriginal ↗
12 Oct 2015
Nagios initial configuration / NSClient++ / check_ntoriginal ↗
10 Oct 2015
Blank reports in SimpleInvoicesoriginal ↗
19 Aug 2015
Reshuffling pool storage on the flyoriginal ↗
16 Aug 2015
libguestfs0 and ZFS on Linux in Ubuntuoriginal ↗
13 May 2015
ZFS compression: yes, you want thisoriginal ↗
24 Feb 2015
ZFS dedup: tested, found wantingoriginal ↗
24 Feb 2015
PSA: don’t buy or trust Lenovooriginal ↗
19 Feb 2015
Exploring copyleftoriginal ↗
11 Feb 2015
ZFS: You should use mirror vdevs, not RAIDZ.original ↗
6 Feb 2015
Will ZFS and non-ECC RAM kill your data?original ↗
3 Feb 2015
Three Step Guide to X11 Forwardingoriginal ↗
30 Jan 2015
Avahi killed my server :'(original ↗
9 Jan 2015

2014

MSE Install fails with 0x8004FF91original ↗
11 Dec 2014
The SSLv3 “POODLE” attack in a (large) nutshelloriginal ↗
15 Oct 2014
Allowing traceroutes to succeed with iptablesoriginal ↗
22 Aug 2014
Selectively disabling Windows UAC for individual applicationsoriginal ↗
31 Jul 2014
Fascinating insight into IT and non-profitsoriginal ↗
9 Jul 2014
OpenVPN on BeagleBone Blackoriginal ↗
12 Jun 2014
Apache 2.4 / Ubuntu Trusty problemsoriginal ↗
2 Jun 2014
SELF, Jun 20-22 2014original ↗
21 May 2014
Using LogMeIn remote control with Linuxoriginal ↗
21 Apr 2014
Heartbleed SSL vulnerabilityoriginal ↗
8 Apr 2014
Restoring Legacy Boot (Linux Boot) on a Chromebookoriginal ↗
2 Apr 2014
btrfs RAID awesomenessoriginal ↗
13 Feb 2014

2013

Slow performance with dovecot – mysql – roundcubeoriginal ↗
14 Jul 2013
Block common trojans in SpamAssassinoriginal ↗
14 Jun 2013
Benchmarking Windows Guests on KVM:I/O performanceoriginal ↗
18 May 2013
latest signed VirtIO driversoriginal ↗
14 May 2013
Windows Server 2012: COA label hatredoriginal ↗
2 May 2013
Configuring retry duration in Postfixoriginal ↗
17 Apr 2013
Windows Server 2012 slow network/SMB/CIFS problemoriginal ↗
15 Apr 2013
force directory mode on Samba 3.xoriginal ↗
10 Apr 2013
Windows Server 2012 / Windows 8 activation boondoggleoriginal ↗
16 Mar 2013

2012

Getting SPICE working in Ubuntu 12.04.1-LTSoriginal ↗
27 Oct 2012
Next