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szamuboy / core.clj
Created March 7, 2012 22:36
SimpleQ
(ns simpleq.core)
(defn- start-simpleq-thread-loop [q thread-active exception]
(.start (Thread.
#((comment println "Thread started")
(loop [expr (first @q)]
(comment println "Sleeping for 2 sec")
(comment Thread/sleep 2000)
(comment println (str "Executing " expr))
@szamuboy
szamuboy / core.clj
Created October 15, 2012 09:07
Evaling an anonymous function with closure
(ns why-is-that.core)
(def test-1 (list (fn [arg]
arg) 1))
;; (eval test-1) -> 1
(def test-2 (list ((fn []
(fn [arg]
['hello arg]))) 1))
@szamuboy
szamuboy / core.cljs
Last active December 26, 2015 18:28
Clojurescript big object literal issue
(ns bigobj.core
(:require-macros [bigobj.macros :as m]))
(def o1 (m/bigobj 10 3)) ;; Compiles successfully
(def o2 (m/bigobj 1 100)) ;; Compiles successfully
(def o3 (m/bigobj 100 100)) ;; Compiles successfully
(def o4 (m/bigobj 10000 1)) ;; Does not compile
# -*- mode: ruby -*-
# vi: set ft=ruby :
$provscript = <<SCRIPT
apt-get update
apt-get -y install python-dev \
libffi-dev \
python-setuptools \
python-pip
pip install python-ceilometerclient
$ lein new hoplon my-project
java.lang.ClassCastException: clojure.lang.Symbol cannot be cast to clojure.lang.Associative
at clojure.lang.RT.assoc (RT.java:702)
clojure.core$assoc.invoke (core.clj:187)
ancient_clj.core$latest_version_BANG_.doInvoke (core.clj:139)
clojure.lang.RestFn.invoke (RestFn.java:423)
ancient_clj.core$latest_version_string_BANG_.doInvoke (core.clj:148)
clojure.lang.RestFn.applyTo (RestFn.java:139)
clojure.core$apply.invoke (core.clj:626)
clojure.core$partial$fn__4228.doInvoke (core.clj:2468)
{:user {:plugins [[lein-ring "0.9.1"]
[jonase/eastwood "0.2.1"]
[lein-kibit "0.0.8"]
[lein-ancient "0.6.1"]
[cider/cider-nrepl "0.8.2"]
[lein-bikeshed "0.2.0"]]
:eastwood {:add-linters [:unused-fn-args
:unused-namespaces
:unused-locals
:unused-private-vars]}}}
{:user {:plugins [[lein-ancient "0.6.1"]]}}
@szamuboy
szamuboy / cont-v1419325114
Created February 11, 2015 09:52
Continuum-v1419325114 shell session: cannot create capsule snapshot after restart
$ apc version
0.13.10 (release-350a-2-g865fc8a)
$ apc capsule create cap1 --allow-egress -i linux
╭─────────────────────────────────────────────╮
│ Capsule Settings │
├─────────────┬───────────────────────────────┤
│ FQN: │ job::/sandbox/developer::cap1 │
│ Image: │ linux │
│ CPU: │ 0ms/s (uncapped) │
@szamuboy
szamuboy / cont-v1421263039
Created February 11, 2015 10:08
Continuum-v1421263039 shell session: cannot create capsule at all
$ apc version
0.14.1 (release-403c-0-g859acc1)
$ apc capsule create cap2 --allow-egress -i linux
╭─────────────────────────────────────────────╮
│ Capsule Settings │
├─────────────┬───────────────────────────────┤
│ FQN: │ job::/sandbox/developer::cap2 │
│ Image: │ linux │
│ CPU: │ 0ms/s (uncapped) │
@szamuboy
szamuboy / continuum-instance-manager_current
Created February 11, 2015 13:07
Continuum error log for container issues
2015-02-11_13:03:44.34806 [INFO 2015-02-11 13:03:44.347804524 +0000 UTC hostname='vm' category='instance_manager' context='a703f82b-a0ed-46b6-93d5-e5d665b0a7bd'] container.(*StateMachine).changeState: Switching state: NEW -> SETUP
2015-02-11_13:03:44.63240 [INFO 2015-02-11 13:03:44.630017368 +0000 UTC hostname='vm' category='instance_manager' context='9aaa0301-a688-4ec0-88ca-b8d1ab0b196a'] container.(*StateMachine).changeState: Switching state: TEARDOWN -> REMOVED
2015-02-11_13:03:47.78046 [ERROR 2015-02-11 13:03:47.778316545 +0000 UTC hostname='vm' category='instance_manager' context='default'] netfilter.deleteQdiscSfq: /sbin/tc error: exit status 2 "RTNETLINK answers: No such file or directory\n"
2015-02-11_13:03:47.78050 apcera/continuum/common/log/log.go:63 log.Errorf
2015-02-11_13:03:47.78052 apcera/continuum/instance_manager/container/netfilter/netlimit.go:155 netfilter.deleteQdiscSfq
2015-02-11_13:03:47.78053 apcera/continuum/instance_manager/container/netfilter/netlimit.go:323 netfil